OpenGLRenderer.h revision f57776b2d195f0937906eb88b777bb55ccc36967
1e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy/* 2e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Copyright (C) 2010 The Android Open Source Project 3e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 4e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * you may not use this file except in compliance with the License. 6e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * You may obtain a copy of the License at 7e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 8e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * 10e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * Unless required by applicable law or agreed to in writing, software 11e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * See the License for the specific language governing permissions and 14e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy * limitations under the License. 15e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy */ 16e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#ifndef ANDROID_HWUI_OPENGL_RENDERER_H 185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#define ANDROID_HWUI_OPENGL_RENDERER_H 199d5316e3f56d138504565ff311145ac01621dff4Romain Guy 209d5316e3f56d138504565ff311145ac01621dff4Romain Guy#include <GLES2/gl2.h> 219d5316e3f56d138504565ff311145ac01621dff4Romain Guy#include <GLES2/gl2ext.h> 2285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 23ce0537b80087a6225273040a987414b1dd081aa0Romain Guy#include <SkBitmap.h> 24f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy#include <SkMatrix.h> 25ce0537b80087a6225273040a987414b1dd081aa0Romain Guy#include <SkPaint.h> 26079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy#include <SkRegion.h> 27d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy#include <SkShader.h> 2885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include <SkXfermode.h> 29e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 30daf98e941e140e8739458126640183b9f296a2abChet Haase#include <utils/Functor.h> 31bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy#include <utils/RefBase.h> 32ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy#include <utils/SortedVector.h> 338694230ff25fa0a60e480d424843e56b718f0516Romain Guy#include <utils/Vector.h> 34bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 357953745dd565167113f8cbfc461bc0521d32d870Romain Guy#include <cutils/compiler.h> 367953745dd565167113f8cbfc461bc0521d32d870Romain Guy 373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy#include <androidfw/ResourceTypes.h> 383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 39c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#include "Debug.h" 4051769a68a5cb34e9564740c6a854fcb93018789dRomain Guy#include "Extensions.h" 41f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy#include "Matrix.h" 425cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include "Program.h" 43bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy#include "Rect.h" 445cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include "Snapshot.h" 45f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy#include "Vertex.h" 4606f96e2652e4855b6520ad9dd70583677605b79aRomain Guy#include "SkiaShader.h" 47db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy#include "SkiaColorFilter.h" 483b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy#include "UvMapper.h" 49fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy#include "Caches.h" 50bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 51e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 529d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 53e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 54c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikstruct DrawModifiers { 559b5a1a28c327e6113d68302b1f0eed1d1c6f6183Romain Guy DrawModifiers() { 569b5a1a28c327e6113d68302b1f0eed1d1c6f6183Romain Guy reset(); 579b5a1a28c327e6113d68302b1f0eed1d1c6f6183Romain Guy } 589b5a1a28c327e6113d68302b1f0eed1d1c6f6183Romain Guy 599b5a1a28c327e6113d68302b1f0eed1d1c6f6183Romain Guy void reset() { 609b5a1a28c327e6113d68302b1f0eed1d1c6f6183Romain Guy memset(this, 0, sizeof(DrawModifiers)); 619b5a1a28c327e6113d68302b1f0eed1d1c6f6183Romain Guy } 629b5a1a28c327e6113d68302b1f0eed1d1c6f6183Romain Guy 63c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaShader* mShader; 64c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* mColorFilter; 6516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float mOverrideLayerAlpha; 66c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 67c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // Drop shadow 68c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool mHasShadow; 69c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik float mShadowRadius; 70c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik float mShadowDx; 71c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik float mShadowDy; 72c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mShadowColor; 73c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 74c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // Draw filters 75c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool mHasDrawFilter; 76c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mPaintFilterClearBits; 77c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mPaintFilterSetBits; 78c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik}; 79c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 80ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikenum StateDeferFlags { 81ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik kStateDeferFlag_Draw = 0x1, 82ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik kStateDeferFlag_Clip = 0x2 83ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik}; 84ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 85527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikenum DrawOpMode { 86527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik kDrawOpMode_Immediate, 87527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik kDrawOpMode_Defer, 88527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik kDrawOpMode_Flush 89527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik}; 90527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 9128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikenum ClipSideFlags { 92a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik kClipSide_None = 0x0, 9328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Left = 0x1, 9428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Top = 0x2, 9528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Right = 0x4, 9628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Bottom = 0x8, 97d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik kClipSide_Full = 0xF, 98d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik kClipSide_ConservativeFull = 0x1F 9928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik}; 10028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 1014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik/** 1024063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Defines additional transformation that should be applied by the model view matrix, beyond that of 1034063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * the currentTransform() 1044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik */ 1054063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikenum ModelViewMode { 1064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik /** 1074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Used when the model view should simply translate geometry passed to the shader. The resulting 1084063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * matrix will be a simple translation. 1094063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik */ 1104063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate = 0, 1114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 1124063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik /** 1134063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Used when the model view should translate and scale geometry. The resulting matrix will be a 1144063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * translation + scale. This is frequently used together with VBO 0, the (0,0,1,1) rect. 1154063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik */ 1164063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_TranslateAndScale = 1, 1174063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik}; 1184063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 119f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 120f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Renderer 121f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 122f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 123c1c5f0870282b56dafe5a4d756e4b9e6884655a7Chris Craikclass DeferredDisplayState; 1240fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guyclass DisplayList; 125257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor; 12665cd612face362d054a85d0f7e5881c59cd523beChris Craikclass VertexBuffer; 127b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 1285cbbce535744b89df5ecea95de21ee3733298260Romain Guy/** 1295cbbce535744b89df5ecea95de21ee3733298260Romain Guy * OpenGL renderer used to draw accelerated 2D graphics. The API is a 1305cbbce535744b89df5ecea95de21ee3733298260Romain Guy * simplified version of Skia's Canvas API. 1315cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 13285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyclass OpenGLRenderer { 133e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guypublic: 1347953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API OpenGLRenderer(); 135e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual ~OpenGLRenderer(); 136e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 13717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 138ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * Sets the name of this renderer. The name is optional and 139ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * empty by default. If the pointer is null the name is set 140ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * to the empty string. 141ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy */ 142ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy ANDROID_API void setName(const char* name); 143ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 144ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy /** 145ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * Returns the name of this renderer as UTF8 string. 146ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * The returned pointer is never null. 147ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy */ 148ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy ANDROID_API const char* getName() const; 149ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 150ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy /** 15187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy * Read externally defined properties to control the behavior 15287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy * of the renderer. 15387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy */ 15487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy ANDROID_API void initProperties(); 15587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 15687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy /** 15717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Indicates whether this renderer executes drawing commands immediately. 15817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * If this method returns true, the drawing commands will be executed 15917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * later. 16017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 16149c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy virtual bool isDeferred(); 16249c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 16317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 16417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Sets the dimension of the underlying drawing surface. This method must 16517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * be called at least once every time the drawing surface changes size. 16617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 16717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param width The width in pixels of the underlysing surface 16817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param height The height in pixels of the underlysing surface 16917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 170b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy virtual void setViewport(int width, int height); 171e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy 17217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 17317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Prepares the renderer to draw a frame. This method must be invoked 17417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * at the beginning of each frame. When this method is invoked, the 17517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * entire drawing surface is assumed to be redrawn. 17617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 17717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param opaque If true, the target surface is considered opaque 17817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * and will not be cleared. If false, the target surface 17917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * will be cleared 18017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 1817c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy ANDROID_API status_t prepare(bool opaque); 18217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 18317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 18417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Prepares the renderer to draw a frame. This method must be invoked 18517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * at the beginning of each frame. Only the specified rectangle of the 18617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * frame is assumed to be dirty. A clip will automatically be set to 18717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * the specified rectangle. 18817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 18917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param left The left coordinate of the dirty rectangle 19017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param top The top coordinate of the dirty rectangle 19117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param right The right coordinate of the dirty rectangle 19217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param bottom The bottom coordinate of the dirty rectangle 19317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param opaque If true, the target surface is considered opaque 19417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * and will not be cleared. If false, the target surface 19517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * will be cleared in the specified dirty rectangle 19617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 1977c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t prepareDirty(float left, float top, float right, float bottom, bool opaque); 198e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy 19917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 20017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Indicates the end of a frame. This method must be invoked whenever 20117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * the caller is done rendering a frame. 20217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 20317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy virtual void finish(); 2046c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 205c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy /** 206c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This method must be invoked before handing control over to a draw functor. 207c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * See callDrawGLFunction() for instance. 208c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * 209c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This command must not be recorded inside display lists. 210c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy */ 211c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy virtual void interrupt(); 212c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy 213c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy /** 214c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This method must be invoked after getting control back from a draw functor. 215c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * 216c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This command must not be recorded inside display lists. 217c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy */ 218c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy virtual void resume(); 219c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy 22078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy ANDROID_API void setCountOverdrawEnabled(bool enabled) { 22178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = enabled; 22278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 22378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 22478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy ANDROID_API float getOverdraw() { 22578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return mCountOverdraw ? mOverdraw : 0.0f; 22678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 22778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 2288f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy ANDROID_API status_t invokeFunctors(Rect& dirty); 229ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy ANDROID_API void detachFunctor(Functor* functor); 230ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy ANDROID_API void attachFunctor(Functor* functor); 2318f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy virtual status_t callDrawGLFunction(Functor* functor, Rect& dirty); 23208ae317c21ec3086b5017672bba87420cc38a407Romain Guy 23311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ANDROID_API void pushLayerUpdate(Layer* layer); 234e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy ANDROID_API void cancelLayerUpdate(Layer* layer); 23511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ANDROID_API void clearLayerUpdates(); 236405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ANDROID_API void flushLayerUpdates(); 23711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 2387953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API int getSaveCount() const; 2394aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual int save(int flags); 2404aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restore(); 2414aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restoreToCount(int saveCount); 242bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 243ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ANDROID_API int saveLayer(float left, float top, float right, float bottom, 244ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik SkPaint* paint, int flags) { 245ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode; 246ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (paint) mode = getXfermode(paint->getXfermode()); 247ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return saveLayer(left, top, right, bottom, paint ? paint->getAlpha() : 255, mode, flags); 248ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 249ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ANDROID_API int saveLayerAlpha(float left, float top, float right, float bottom, 250ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, int flags) { 251ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return saveLayer(left, top, right, bottom, alpha, SkXfermode::kSrcOver_Mode, flags); 252ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 253e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual int saveLayer(float left, float top, float right, float bottom, 254ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags); 255bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 256d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int saveLayerDeferred(float left, float top, float right, float bottom, 257d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags); 258d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 2594aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void translate(float dx, float dy); 2604aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void rotate(float degrees); 2614aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void scale(float sx, float sy); 262807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy virtual void skew(float sx, float sy); 263f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 264b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik bool hasRectToRectTransform(); 2657953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API void getMatrix(SkMatrix* matrix); 2664aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setMatrix(SkMatrix* matrix); 2674aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void concatMatrix(SkMatrix* matrix); 268f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik virtual void concatMatrix(Matrix4& matrix) { 269f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik currentTransform().multiply(matrix); 270f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik } 271f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik void translateZ(float z) { 272f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik currentTransform().translate(0,0,z); 273f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik } 274f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 2757953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API const Rect& getClipBounds(); 27639a908c1df89e1073627b0dcbce922d826b67055Chris Craik 277f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik ANDROID_API bool quickRejectConservative(float left, float top, 278f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik float right, float bottom) const; 27939a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2804aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual bool clipRect(float left, float top, float right, float bottom, SkRegion::Op op); 281735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipPath(SkPath* path, SkRegion::Op op); 282735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipRegion(SkRegion* region, SkRegion::Op op); 283a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase virtual Rect* getClipRect(); 284bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 285ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik virtual status_t drawDisplayList(DisplayList* displayList, Rect& dirty, int32_t replayFlags); 286c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik virtual void outputDisplayList(DisplayList* displayList); 287a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik virtual status_t drawLayer(Layer* layer, float x, float y); 288486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint); 28955b6f95ee4ace96c97508bcd14483fb4e9dbeaa0Romain Guy status_t drawBitmaps(SkBitmap* bitmap, AssetAtlas::Entry* entry, int bitmapCount, 290996fe656340ede058a6f0e6b18f9ec525ddb4e27Chris Craik TextureVertex* vertices, bool pureTranslate, const Rect& bounds, SkPaint* paint); 291486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint); 292486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float srcLeft, float srcTop, 293e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy float srcRight, float srcBottom, float dstLeft, float dstTop, 2945c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float dstRight, float dstBottom, SkPaint* paint); 295486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint); 296486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 2975a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint); 29803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy status_t drawPatches(SkBitmap* bitmap, AssetAtlas::Entry* entry, 29903c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy TextureVertex* vertices, uint32_t indexCount, SkPaint* paint); 3003b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy virtual status_t drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 3015c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint); 3024c2547fa9244e78115cde0a259291053108c3dc7Romain Guy status_t drawPatch(SkBitmap* bitmap, const Patch* mesh, AssetAtlas::Entry* entry, 30303c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy float left, float top, float right, float bottom, SkPaint* paint); 304486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawColor(int color, SkXfermode::Mode mode); 305486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRect(float left, float top, float right, float bottom, SkPaint* paint); 306486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRoundRect(float left, float top, float right, float bottom, 30701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float rx, float ry, SkPaint* paint); 308486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawCircle(float x, float y, float radius, SkPaint* paint); 309486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawOval(float left, float top, float right, float bottom, SkPaint* paint); 310486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawArc(float left, float top, float right, float bottom, 3118b2f5267f16c295f12faab810527cd6311997e34Romain Guy float startAngle, float sweepAngle, bool useCenter, SkPaint* paint); 312486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPath(SkPath* path, SkPaint* paint); 313486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawLines(float* points, int count, SkPaint* paint); 314486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPoints(float* points, int count, SkPaint* paint); 315486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 316325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint); 317486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPosText(const char* text, int bytesCount, int count, 318325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy const float* positions, SkPaint* paint); 319c25259519f1b74bb62a2b051b74537f073436b5cRomain Guy virtual status_t drawText(const char* text, int bytesCount, int count, float x, float y, 32041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 321527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode = kDrawOpMode_Immediate); 322672433d90fab7383cd28beac9d4485b566a90940Romain Guy virtual status_t drawRects(const float* rects, int count, SkPaint* paint); 32385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 324f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik status_t drawShadow(const mat4& casterTransform, float casterAlpha, 325f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik float width, float height); 326f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 3274aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShader(); 3284aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShader(SkiaShader* shader); 329d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3304aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetColorFilter(); 3314aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupColorFilter(SkiaColorFilter* filter); 332db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3334aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShadow(); 3344aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShadow(float radius, float dx, float dy, int color); 3351e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 3365ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void resetPaintFilter(); 3375ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void setupPaintFilter(int clearBits, int setBits); 3385ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 33916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // If this value is set to < 1.0, it overrides alpha set on layer (see drawBitmap, drawLayer) 34016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik void setOverrideLayerAlpha(float alpha) { mDrawModifiers.mOverrideLayerAlpha = alpha; } 34116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 342a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik SkPaint* filterPaint(SkPaint* paint); 3435ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 3445e49b307eb99269db2db257760508b8efd7bb97dChris Craik /** 3455e49b307eb99269db2db257760508b8efd7bb97dChris Craik * Store the current display state (most importantly, the current clip and transform), and 3465e49b307eb99269db2db257760508b8efd7bb97dChris Craik * additionally map the state's bounds from local to window coordinates. 3475e49b307eb99269db2db257760508b8efd7bb97dChris Craik * 3485e49b307eb99269db2db257760508b8efd7bb97dChris Craik * Returns true if quick-rejected 3495e49b307eb99269db2db257760508b8efd7bb97dChris Craik */ 350ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik bool storeDisplayState(DeferredDisplayState& state, int stateDeferFlags); 351527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik void restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore = false); 35228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik void setupMergedMultiDraw(const Rect* clipRect); 353c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 354d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const DrawModifiers& getDrawModifiers() { return mDrawModifiers; } 355d90144db52c7297879b950cbbc85137ed123ab5bChris Craik void setDrawModifiers(const DrawModifiers& drawModifiers) { mDrawModifiers = drawModifiers; } 356d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 357672433d90fab7383cd28beac9d4485b566a90940Romain Guy ANDROID_API bool isCurrentTransformSimple() { 358672433d90fab7383cd28beac9d4485b566a90940Romain Guy return mSnapshot->transform->isSimple(); 359672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 360672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3610f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy Caches& getCaches() { 3620f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy return mCaches; 3630f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy } 3640f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 365ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // simple rect clip 366ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik bool isCurrentClipSimple() { 367ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return mSnapshot->clipRegion->isEmpty(); 368ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 369ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 3700e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik int getViewportWidth() { return getSnapshot()->viewport.getWidth(); } 3710e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik int getViewportHeight() { return getSnapshot()->viewport.getHeight(); } 3720e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik 37317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 374a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik * Scales the alpha on the current snapshot. This alpha value will be modulated 37517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * with other alpha values when drawing primitives. 37617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 377a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik void scaleAlpha(float alpha) { 378a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik mSnapshot->alpha *= alpha; 37917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy } 38017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 38117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 3820f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy * Inserts a named event marker in the stream of GL commands. 3830f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy */ 3840f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy void eventMark(const char* name) const; 3850f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 3860f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy /** 38717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Inserts a named group marker in the stream of GL commands. This marker 38817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * can be used by tools to group commands into logical groups. A call to 38917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * this method must always be followed later on by a call to endMark(). 39017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 39113631f3da855f200a151e7837ed9f6b079622b58Romain Guy void startMark(const char* name) const; 39217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 39317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 39417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Closes the last group marker opened by startMark(). 39517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 39613631f3da855f200a151e7837ed9f6b079622b58Romain Guy void endMark() const; 39713631f3da855f200a151e7837ed9f6b079622b58Romain Guy 398d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase /** 399d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * Gets the alpha and xfermode out of a paint object. If the paint is null 400d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * alpha will be 255 and the xfermode will be SRC_OVER. This method does 40116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * not multiply the paint's alpha by the current snapshot's alpha, and does 40216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * not replace the alpha with the overrideLayerAlpha 403d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * 404d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param paint The paint to extract values from 405d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param alpha Where to store the resulting alpha 406d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param mode Where to store the resulting xfermode 407d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase */ 408d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase static inline void getAlphaAndModeDirect(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 409527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik *mode = getXfermodeDirect(paint); 410527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik *alpha = getAlphaDirect(paint); 411527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 412527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 413527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik static inline SkXfermode::Mode getXfermodeDirect(SkPaint* paint) { 414527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!paint) return SkXfermode::kSrcOver_Mode; 415527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return getXfermode(paint->getXfermode()); 416527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 417527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 418c1c5f0870282b56dafe5a4d756e4b9e6884655a7Chris Craik static inline int getAlphaDirect(const SkPaint* paint) { 419527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!paint) return 255; 420527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return paint->getAlpha(); 421d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 422d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 423624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy /** 424624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * Return the best transform to use to rasterize text given a full 425624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * transform matrix. 426624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy */ 427624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 findBestFontTransform(const mat4& transform) const; 428624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 429527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik#if DEBUG_MERGE_BEHAVIOR 430527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik void drawScreenSpaceColorRect(float left, float top, float right, float bottom, int color) { 431527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(false); 432527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 433527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // should only be called outside of other draw ops, so stencil can only be in test state 434527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool stencilWasEnabled = mCaches.stencil.isTestEnabled(); 435527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.stencil.disable(); 436527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 437527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawColorRect(left, top, right, bottom, color, SkXfermode::kSrcOver_Mode, true); 438527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 439527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (stencilWasEnabled) mCaches.stencil.enableTest(); 440527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 441527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik#endif 442527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 443e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guyprotected: 444e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy /** 44535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Computes the projection matrix, initialize the first snapshot 44635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * and stores the dimensions of the render target. 44735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 44835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void initViewport(int width, int height); 44935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 45035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 45196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * Perform the setup specific to a frame. This method does not 45296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * issue any OpenGL commands. 45396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy */ 45496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy void setupFrameState(float left, float top, float right, float bottom, bool opaque); 45596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 45696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy /** 45796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * Indicates the start of rendering. This method will setup the 45896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * initial OpenGL state (viewport, clearing the buffer, etc.) 45996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy */ 46096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy status_t startFrame(); 46196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 46296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy /** 4637c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy * Clears the underlying surface if needed. 4647c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy */ 4657c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t clear(float left, float top, float right, float bottom, bool opaque); 4667c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 4677c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy /** 46835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Call this method after updating a layer during a drawing pass. 46935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 47035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void resumeAfterLayer(); 47135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 47235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 4738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * This method is called whenever a stencil buffer is required. Subclasses 4748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * should override this method and call attachStencilBufferToLayer() on the 4758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * appropriate layer(s). 4768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 4778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy virtual void ensureStencilBuffer(); 4788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 4798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 4808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Obtains a stencil render buffer (allocating it if necessary) and 4818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * attaches it to the specified layer. 4828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 4838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void attachStencilBufferToLayer(Layer* layer); 4848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 485f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool calculateQuickRejectForScissor(float left, float top, float right, float bottom, 486f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool* clipRequired, bool snapOut) const; 487f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik 488f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool quickRejectSetupScissor(float left, float top, float right, float bottom, 489f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik SkPaint* paint = NULL); 490f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool quickRejectSetupScissor(const Rect& bounds, SkPaint* paint = NULL) { 491f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik return quickRejectSetupScissor(bounds.left, bounds.top, 492f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bounds.right, bounds.bottom, paint); 493f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik } 494f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik 4958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 496e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * Compose the layer defined in the current snapshot with the layer 497e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * defined by the previous snapshot. 498e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 499e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * The current snapshot *must* be a layer (flag kFlagIsLayer set.) 500e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 501e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param curent The current snapshot containing the layer to compose 502e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param previous The previous snapshot to compose the current layer with 503e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy */ 504e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual void composeLayer(sp<Snapshot> current, sp<Snapshot> previous); 505694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 506ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 507f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Marks the specified region as dirty at the specified bounds. 508ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 509f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayerUnchecked(Rect& bounds, Region* region); 510ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 511ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 512f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Returns the current snapshot. 513ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 514624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy sp<Snapshot> getSnapshot() const { 515f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot; 516f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 517ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 51842f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 51942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the region of the current layer. 52042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 521624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual Region* getRegion() const { 522f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot->region; 523f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 524f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 52542f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 52642f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Indicates whether rendering is currently targeted at a layer. 52742f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 528624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool hasLayer() const { 529f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return (mSnapshot->flags & Snapshot::kFlagFboTarget) && mSnapshot->region; 530f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 5311bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 53242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 53342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the name of the FBO this renderer is rendering into. 53442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 535624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual GLint getTargetFbo() const { 53642f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy return 0; 53742f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy } 53842f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 53977a811610f99e21da7f88dafef60d09f345d0506Romain Guy /** 54077a811610f99e21da7f88dafef60d09f345d0506Romain Guy * Renders the specified layer as a textured quad. 54177a811610f99e21da7f88dafef60d09f345d0506Romain Guy * 54277a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param layer The layer to render 54377a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param rect The bounds of the layer 54477a811610f99e21da7f88dafef60d09f345d0506Romain Guy */ 54577a811610f99e21da7f88dafef60d09f345d0506Romain Guy void drawTextureLayer(Layer* layer, const Rect& rect); 54677a811610f99e21da7f88dafef60d09f345d0506Romain Guy 547be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 548be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Gets the alpha and xfermode out of a paint object. If the paint is null 54916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * alpha will be 255 and the xfermode will be SRC_OVER. Accounts for both 55016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * snapshot alpha, and overrideLayerAlpha 551be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * 552be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param paint The paint to extract values from 553be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param alpha Where to store the resulting alpha 554be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param mode Where to store the resulting xfermode 555be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 55616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik inline void getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const; 55716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 55816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik /** 55916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * Gets the alpha from a layer, accounting for snapshot alpha and overrideLayerAlpha 56016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * 56116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * @param layer The layer from which the alpha is extracted 56216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik */ 56316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik inline float getLayerAlpha(Layer* layer) const; 564be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 565be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 566be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Safely retrieves the mode from the specified xfermode. If the specified 567be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * xfermode is null, the mode is assumed to be SkXfermode::kSrcOver_Mode. 568be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 569be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy static inline SkXfermode::Mode getXfermode(SkXfermode* mode) { 570be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode resultMode; 571be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy if (!SkXfermode::AsMode(mode, &resultMode)) { 572be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy resultMode = SkXfermode::kSrcOver_Mode; 573be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 574be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return resultMode; 575be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 576be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 57711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy /** 57811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy * Set to true to suppress error checks at the end of a frame. 57911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy */ 580624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool suppressErrorChecks() const { 58111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 58211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 58311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 58408ae317c21ec3086b5017672bba87420cc38a407Romain Guyprivate: 5855cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 586dcfc836b457a87881da409e1acf251515f121446Romain Guy * Discards the content of the framebuffer if supported by the driver. 587dcfc836b457a87881da409e1acf251515f121446Romain Guy * This method should be called at the beginning of a frame to optimize 588dcfc836b457a87881da409e1acf251515f121446Romain Guy * rendering on some tiler architectures. 589dcfc836b457a87881da409e1acf251515f121446Romain Guy */ 590dcfc836b457a87881da409e1acf251515f121446Romain Guy void discardFramebuffer(float left, float top, float right, float bottom); 591dcfc836b457a87881da409e1acf251515f121446Romain Guy 592dcfc836b457a87881da409e1acf251515f121446Romain Guy /** 593ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * Ensures the state of the renderer is the same as the state of 594ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * the GL context. 595ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy */ 596ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy void syncState(); 597ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 598ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy /** 5992b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 600c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method will use the clip rect that we started drawing the 601c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * frame with. 6022b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * This method needs to be invoked every time getTargetFbo() is 6032b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * bound again. 6042b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 60557b5268708c3b974296c7d4e58a02a957979224aRomain Guy void startTiling(const sp<Snapshot>& snapshot, bool opaque = false); 6062b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 6072b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 608c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 609c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method needs to be invoked every time getTargetFbo() is 610c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * bound again. 611c3fedafc5f50100219449125a000e3138f6fb987Romain Guy */ 612c3fedafc5f50100219449125a000e3138f6fb987Romain Guy void startTiling(const Rect& clip, int windowHeight, bool opaque = false); 613c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 614c3fedafc5f50100219449125a000e3138f6fb987Romain Guy /** 6152b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU that we are done drawing the frame or that we 6162b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * are switching to another render target. 6172b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 6182b7028eabac80cec170572bc0e945a1d4224e595Romain Guy void endTiling(); 6192b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 6202b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 6215cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Saves the current state of the renderer as a new snapshot. 6225cbbce535744b89df5ecea95de21ee3733298260Romain Guy * The new snapshot is saved in mSnapshot and the previous snapshot 6235cbbce535744b89df5ecea95de21ee3733298260Romain Guy * is linked from mSnapshot->previous. 6245cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 6258aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * @param flags The save flags; see SkCanvas for more information 6268aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * 6275cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @return The new save count. This value can be passed to #restoreToCount() 6285cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 6298aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy int saveSnapshot(int flags); 6305cbbce535744b89df5ecea95de21ee3733298260Romain Guy 6315cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6325cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Restores the current snapshot; mSnapshot becomes mSnapshot->previous. 6335cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 6342542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy * @return True if the clip was modified. 6355cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 636bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy bool restoreSnapshot(); 637bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6385cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6395cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Sets the clipping rectangle using glScissor. The clip is defined by 6405cbbce535744b89df5ecea95de21ee3733298260Romain Guy * the current snapshot's clipRect member. 6415cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 642bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy void setScissorFromClip(); 643bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6445cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Sets the clipping region using the stencil buffer. The clip region 6468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is defined by the current snapshot's clipRegion member. 6478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 6488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void setStencilFromClip(); 6498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 6508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 651408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds of the layer, calculates ... 652d90144db52c7297879b950cbbc85137ed123ab5bChris Craik */ 653d90144db52c7297879b950cbbc85137ed123ab5bChris Craik void calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer); 654d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 655d90144db52c7297879b950cbbc85137ed123ab5bChris Craik /** 656408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds + clip of the layer, updates current snapshot's empty/invisible 657408eb12631376cbdc96803e918decf6ea804d346Chris Craik */ 658408eb12631376cbdc96803e918decf6ea804d346Chris Craik void updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 659408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha); 660408eb12631376cbdc96803e918decf6ea804d346Chris Craik 661408eb12631376cbdc96803e918decf6ea804d346Chris Craik /** 662d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * Creates a new layer stored in the specified snapshot. 663d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 664d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param snapshot The snapshot associated with the new layer 665d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param left The left coordinate of the layer 666d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param top The top coordinate of the layer 667d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param right The right coordinate of the layer 668d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param bottom The bottom coordinate of the layer 669d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param alpha The translucency of the layer 670d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode of the layer 671d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param flags The layer save flags 672d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 673d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @return True if the layer was successfully created, false otherwise 674d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy */ 675d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createLayer(float left, float top, float right, float bottom, 676e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik int alpha, SkXfermode::Mode mode, int flags); 677d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 678d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy /** 6795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Creates a new layer stored in the specified snapshot as an FBO. 6805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 6815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to store as an FBO 6825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param snapshot The snapshot associated with the new layer 6835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param bounds The bounds of the layer 6845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 685e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik bool createFboLayer(Layer* layer, Rect& bounds, Rect& clip); 6865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 6875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 6885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a region. 6895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 6905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 6915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 6925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 6935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRegion(Layer* layer, const Rect& rect); 6945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 6955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 6965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a simple rectangle. 6975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 6985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 6995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 7005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param swap If true, the source and destination are swapped 7015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 7025b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRect(Layer* layer, const Rect& rect, bool swap = false); 7035b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 70454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 70554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Clears all the regions corresponding to the current list of layers. 70654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method MUST be invoked before any drawing operation. 70754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 70854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void clearLayerRegions(); 70954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 71054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 711f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. The coordinates 712f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * are transformed with the supplied matrix. 713f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 714f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 715f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom, const mat4 transform); 716f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 717f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 718f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. 719f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 720f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 721f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom); 722f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 723f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 7245cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a colored rectangle with the specified color. The specified coordinates 725735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * are transformed by the current snapshot's transform matrix unless specified 726735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * otherwise. 7275cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 7285cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 7295cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 7305cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 7315cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 7325cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param color The rectangle's ARGB color, defined as a packed 32 bits word 733026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param mode The Skia xfermode to use 7343d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy * @param ignoreTransform True if the current transform should be ignored 7355cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 736026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void drawColorRect(float left, float top, float right, float bottom, 7371c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform = false); 7385cbbce535744b89df5ecea95de21ee3733298260Romain Guy 73954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 740735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * Draws a series of colored rectangles with the specified color. The specified 741735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * coordinates are transformed by the current snapshot's transform matrix unless 742735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * specified otherwise. 743735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * 744735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param rects A list of rectangles, 4 floats (left, top, right, bottom) 745735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * per rectangle 746735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param color The rectangles' ARGB color, defined as a packed 32 bits word 747735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param mode The Skia xfermode to use 748735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param ignoreTransform True if the current transform should be ignored 7498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * @param dirty True if calling this method should dirty the current layer 7503bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy * @param clip True if the rects should be clipped, false otherwise 751735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy */ 752735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy status_t drawColorRects(const float* rects, int count, int color, 7533bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform = false, 7543bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy bool dirty = true, bool clip = true); 755735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 756735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy /** 75754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the shape represented by the specified path texture. 75854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method invokes drawPathTexture() but takes into account 75954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * the extra left/top offset and the texture offset to correctly 76054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * position the final shape. 76154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 76254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The left coordinate of the shape to render 76354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The top coordinate of the shape to render 76454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture reprsenting the shape 76554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the shape with 76654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 767486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t drawShape(float left, float top, const PathTexture* texture, SkPaint* paint); 76854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 76954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 77054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the specified texture as an alpha bitmap. Alpha bitmaps obey 77154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * different compositing rules. 77254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 77354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to draw with 77454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The x coordinate of the bitmap 77554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The y coordinate of the bitmap 77654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to render with 77754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 778a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy void drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint); 779a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 78054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 78165cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a strip of polygons with the specified paint, used for tessellated geometry. 78265cd612face362d054a85d0f7e5881c59cd523beChris Craik * 78365cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param vertexBuffer The VertexBuffer to be drawn 78465cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param paint The paint to render with 78565cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param useOffset Offset the vertexBuffer (used in drawing non-AA lines) 78665cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 78765cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 78865cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = false); 78965cd612face362d054a85d0f7e5881c59cd523beChris Craik 79065cd612face362d054a85d0f7e5881c59cd523beChris Craik /** 791710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * Renders the convex hull defined by the specified path as a strip of polygons. 79254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 793710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * @param path The hull of the path to draw 794cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * @param paint The paint to render with 79554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 79665cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawConvexPath(const SkPath& path, SkPaint* paint); 797858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 7985cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 7995cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 8005cbbce535744b89df5ecea95de21ee3733298260Romain Guy * are transformed by the current snapshot's transform matrix. 8015cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 8025cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 8035cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 8045cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 8055cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 8065cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param texture The texture name to map onto the rectangle 8075cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 808d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode 809c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy * @param blend True if the texture contains an alpha channel 8105cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 811bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy void drawTextureRect(float left, float top, float right, float bottom, GLuint texture, 812a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend); 813c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 814026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy /** 81582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 81682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * are transformed by the current snapshot's transform matrix. 81782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 81882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 81982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 82082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 82182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 82282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture to use 82382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param paint The paint containing the alpha, blending mode, etc. 82482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 825a979474f15b454c8e2963f239a3770e200bb227cRomain Guy void drawTextureRect(float left, float top, float right, float bottom, 8268164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint); 82782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 82882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy /** 82903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * Draws a textured mesh with the specified texture. If the indices are omitted, 83003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * the mesh is drawn as a simple quad. The mesh pointers become offsets when a 83103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * VBO is bound. 83282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 83382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 83482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 83582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 83682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 83782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture name to map onto the rectangle 83882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 83982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param mode The blending mode 84082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param blend True if the texture contains an alpha channel 84182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param vertices The vertices that define the mesh 84282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texCoords The texture coordinates of each vertex 84382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param elementsCount The number of elements in the mesh, required by indices 844f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param swapSrcDst Whether or not the src and dst blending operations should be swapped 845f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param ignoreTransform True if the current transform should be ignored 84603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * @param vbo The VBO used to draw the mesh 8474063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * @param modelViewMode Defines whether the model view matrix should be scaled 8485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param dirty True if calling this method should dirty the current layer 849f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy */ 850f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy void drawTextureMesh(float left, float top, float right, float bottom, GLuint texture, 851a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend, 8526820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 8535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, 8544063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode = kModelViewMode_TranslateAndScale, bool dirty = true); 855f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 8563b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy void drawIndexedTextureMesh(float left, float top, float right, float bottom, GLuint texture, 8573b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float alpha, SkXfermode::Mode mode, bool blend, 8583b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 8593b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, 8604063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik ModelViewMode modelViewMode = kModelViewMode_TranslateAndScale, bool dirty = true); 8613b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 862886b275e529e44a59c54b933453d9bc902973178Romain Guy void drawAlpha8TextureMesh(float left, float top, float right, float bottom, 863886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 864886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 8654063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool ignoreTransform, ModelViewMode modelViewMode = kModelViewMode_TranslateAndScale, 8664063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik bool dirty = true); 867886b275e529e44a59c54b933453d9bc902973178Romain Guy 868f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy /** 869448455fe783b0a711340322dca272b8cc0ebe473Romain Guy * Draws the specified list of vertices as quads using indexed GL_TRIANGLES. 870448455fe783b0a711340322dca272b8cc0ebe473Romain Guy * If the number of vertices to draw exceeds the number of indices we have 871448455fe783b0a711340322dca272b8cc0ebe473Romain Guy * pre-allocated, this method will generate several glDrawElements() calls. 872448455fe783b0a711340322dca272b8cc0ebe473Romain Guy */ 8734063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik void issueIndexedQuadDraw(Vertex* mesh, GLsizei quadsCount); 874448455fe783b0a711340322dca272b8cc0ebe473Romain Guy 875448455fe783b0a711340322dca272b8cc0ebe473Romain Guy /** 8760a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * Draws text underline and strike-through if needed. 8770a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * 8780a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param text The text to decor 8790a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param bytesCount The number of bytes in the text 88041541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik * @param totalAdvance The total advance in pixels, defines underline/strikethrough length 8810a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param x The x coordinate where the text will be drawn 8820a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param y The y coordinate where the text will be drawn 8830a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param paint The paint to draw the text with 8840a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy */ 885e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik void drawTextDecorations(float totalAdvance, float x, float y, SkPaint* paint); 8861e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 887416a847633680d94efb926837efdc18726d54918Raph Levien /** 888416a847633680d94efb926837efdc18726d54918Raph Levien * Draws shadow layer on text (with optional positions). 889416a847633680d94efb926837efdc18726d54918Raph Levien * 890416a847633680d94efb926837efdc18726d54918Raph Levien * @param paint The paint to draw the shadow with 891416a847633680d94efb926837efdc18726d54918Raph Levien * @param text The text to draw 892416a847633680d94efb926837efdc18726d54918Raph Levien * @param bytesCount The number of bytes in the text 893416a847633680d94efb926837efdc18726d54918Raph Levien * @param count The number of glyphs in the text 894416a847633680d94efb926837efdc18726d54918Raph Levien * @param positions The x, y positions of individual glyphs (or NULL) 895416a847633680d94efb926837efdc18726d54918Raph Levien * @param fontRenderer The font renderer object 896416a847633680d94efb926837efdc18726d54918Raph Levien * @param alpha The alpha value for drawing the shadow 897416a847633680d94efb926837efdc18726d54918Raph Levien * @param mode The xfermode for drawing the shadow 898416a847633680d94efb926837efdc18726d54918Raph Levien * @param x The x coordinate where the shadow will be drawn 899416a847633680d94efb926837efdc18726d54918Raph Levien * @param y The y coordinate where the shadow will be drawn 900416a847633680d94efb926837efdc18726d54918Raph Levien */ 901416a847633680d94efb926837efdc18726d54918Raph Levien void drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 902416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 903416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y); 904416a847633680d94efb926837efdc18726d54918Raph Levien 90554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 90654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws a path texture. Path textures are alpha8 bitmaps that need special 90754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * compositing to apply colors/filters/etc. 90854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 90954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to render 91054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param x The x coordinate where the texture will be drawn 91154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param y The y coordinate where the texture will be drawn 91254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the texture with 91354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 914416a847633680d94efb926837efdc18726d54918Raph Levien void drawPathTexture(const PathTexture* texture, float x, float y, SkPaint* paint); 91501d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 9161e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy /** 917ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Resets the texture coordinates stored in mMeshVertices. Setting the values 918026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * back to default is achieved by calling: 919026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 9208ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy * resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 921026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 922026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u1 The left coordinate of the texture 923026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v1 The bottom coordinate of the texture 924026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u2 The right coordinate of the texture 925026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v2 The top coordinate of the texture 926026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy */ 927026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void resetDrawTextureTexCoords(float u1, float v1, float u2, float v2); 928026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 9298ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy /** 930768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy * Returns true if the specified paint will draw invisible text. 931768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy */ 932768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy bool canSkipText(const SkPaint* paint) const; 933768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 934768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy /** 935746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Binds the specified texture. The texture unit must have been selected 936746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * prior to calling this method. 937a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy */ 938746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void bindTexture(GLuint texture) { 9398aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.bindTexture(texture); 940746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 941746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 942746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 943aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * Binds the specified EGLImage texture. The texture unit must have been selected 944aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * prior to calling this method. 945aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy */ 946aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy inline void bindExternalTexture(GLuint texture) { 9478aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.bindTexture(GL_TEXTURE_EXTERNAL_OES, texture); 948aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 949aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 950aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy /** 95182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Enable or disable blending as necessary. This function sets the appropriate 95282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * blend function based on the specified xfermode. 95382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 954f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy inline void chooseBlending(bool blend, SkXfermode::Mode mode, ProgramDescription& description, 955f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy bool swapSrcDst = false); 956a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 957f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy /** 958d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * Use the specified program with the current GL context. If the program is already 959d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * in use, it will not be bound again. If it is not in use, the current program is 960d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * marked unused and the specified program becomes used and becomes the new 961d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * current program. 9626926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy * 963d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @param program The program to use 964d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * 965d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @return true If the specified program was already in use, false otherwise. 966260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy */ 967889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy inline bool useProgram(Program* program); 968260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 969746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 970746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Invoked before any drawing operation. This sets required state. 971746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 97254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void setupDraw(bool clear = true); 97317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 97470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy /** 97570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy * Various methods to setup OpenGL rendering. 97670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy */ 97770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawWithTexture(bool isAlpha8 = false); 978ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawWithTextureAndColor(bool isAlpha8 = false); 979aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawWithExternalTexture(); 98015bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy void setupDrawNoTexture(); 981710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void setupDrawAA(); 9828d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawColor(int color, int alpha); 98370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColor(float r, float g, float b, float a); 98486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawAlpha8Color(int color, int alpha); 9854121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGamma(const SkPaint* paint); 98670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShader(); 98770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilter(); 98870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 98970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 99070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(bool blend = true, SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 99170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 99270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawProgram(); 99370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawDirtyRegionsDisabled(); 9944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 9954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik /** 9964063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Setup the current program matrices based upon the nature of the geometry. 9974063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * 9984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * @param mode If kModelViewMode_Translate, the geometry must be translated by the left and top 9994063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * parameters. If kModelViewMode_TranslateAndScale, the geometry that exists in the (0,0, 1,1) 10004063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * space must be scaled up and translated to fill the quad provided in (l,t,r,b). These 10014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * transformations are stored in the modelView matrix and uploaded to the shader. 10024063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * 10034063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * @param offset Set to true if the the matrix should be fudged (translated) slightly to disambiguate 10044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * geometry pixel positioning. See Vertex::gGeometryFudgeFactor. 10054063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * 10064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * @param ignoreTransform Set to true if l,t,r,b coordinates already in layer space, 10074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * currentTransform() will be ignored. (e.g. when drawing clip in layer coordinates to stencil, 10084063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * or when simple translation has been extracted) 10094063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik */ 10104063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik void setupDrawModelView(ModelViewMode mode, bool offset, 10114063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik float left, float top, float right, float bottom, bool ignoreTransform = false); 101270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorUniforms(); 101386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawPureColorUniforms(); 101470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShaderUniforms(bool ignoreTransform = false); 101570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilterUniforms(); 101670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawSimpleMesh(); 101770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawTexture(GLuint texture); 1018aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawExternalTexture(GLuint texture); 10198f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransform(); 10208f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransformUniforms(mat4& transform); 10214121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGammaUniforms(); 10228d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords = NULL, GLuint vbo = 0); 1023ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors); 10243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy void setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo = 0); 1025448455fe783b0a711340322dca272b8cc0ebe473Romain Guy void setupDrawIndexedVertices(GLvoid* vertices); 1026f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy void accountForClear(SkXfermode::Mode mode); 1027746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 102811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy bool updateLayer(Layer* layer, bool inFrame); 102911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy void updateLayers(); 103096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy void flushLayers(); 103111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 1032e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#if DEBUG_LAYERS_AS_REGIONS 103317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 103417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Renders the specified region as a series of rectangles. This method 103517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * is used for debugging only. 103617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 1037e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik void drawRegionRectsDebug(const Region& region); 1038e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 10393a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 10408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 10418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Renders the specified region as a series of rectangles. The region 10428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * must be in screen-space coordinates. 10438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 10448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void drawRegionRects(const SkRegion& region, int color, SkXfermode::Mode mode, 10458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool dirty = false); 10468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 10488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Draws the current clip region if any. Only when DEBUG_CLIP_REGIONS 10498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is turned on. 10508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 10518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void debugClip(); 10528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10537c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void debugOverdraw(bool enable, bool clear); 10547c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void renderOverdraw(); 105578dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy void countOverdraw(); 10567c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 1057746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 1058746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Should be invoked every time the glScissor is modified. 1059746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 1060746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void dirtyClip() { 1061746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy mDirtyClip = true; 1062746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 1063746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 10643b753829ae858d424fe109f714745379a6daf455Romain Guy inline mat4& currentTransform() const { 10653b753829ae858d424fe109f714745379a6daf455Romain Guy return *mSnapshot->transform; 10663b753829ae858d424fe109f714745379a6daf455Romain Guy } 10673b753829ae858d424fe109f714745379a6daf455Romain Guy 10683b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy inline const UvMapper& getMapper(const Texture* texture) { 10693b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture && texture->uvMapper ? *texture->uvMapper : mUvMapper; 10703b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 10713b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 10723b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy /** 10733b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * Returns a texture object for the specified bitmap. The texture can 10743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * come from the texture cache or an atlas. If this method returns 10753b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * NULL, the texture could not be found and/or allocated. 10763b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy */ 10773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* getTexture(SkBitmap* bitmap); 10783b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1079bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Dimensions of the drawing surface 1080bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mWidth, mHeight; 1081bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 1082f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik // Matrix used for view/projection in shaders 1083f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik mat4 mViewProjMatrix; 1084bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 10854063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik /** 10864063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Model-view matrix used to position/size objects 10874063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * 10884063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Stores operation-local modifications to the draw matrix that aren't incorporated into the 10894063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * currentTransform(). 10904063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * 10914063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * If generated with kModelViewMode_Translate, the mModelView will reflect an x/y offset, 10924063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * e.g. the offset in drawLayer(). If generated with kModelViewMode_TranslateAndScale, 10934063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * mModelView will reflect a translation and scale, e.g. the translation and scale required to 10944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * make VBO 0 (a rect of (0,0,1,1)) scaled to match the x,y offset, and width/height of a 10954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * bitmap. 10964063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * 10974063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Used as input to SkiaShader transformation. 10984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik */ 1099c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy mat4 mModelView; 1100c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 1101bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Number of saved states 1102bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mSaveCount; 1103f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy // Base state 1104ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy sp<Snapshot> mFirstSnapshot; 1105bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Current state 1106bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy sp<Snapshot> mSnapshot; 11072b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // State used to define the clipping region 11085f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect mTilingClip; 110996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Is the target render surface opaque 111096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy bool mOpaque; 111196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Is a frame currently being rendered 111296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy bool mFrameStarted; 11139d5316e3f56d138504565ff311145ac01621dff4Romain Guy 1114026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy // Used to draw textured quads 1115ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex mMeshVertices[4]; 1116ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 11173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // Default UV mapper 11183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper mUvMapper; 11193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1120c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // shader, filters, and shadow 1121c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DrawModifiers mDrawModifiers; 11225ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy SkPaint mFilteredPaint; 11235ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 112482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy // Various caches 1125fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy Caches& mCaches; 11263bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Extensions& mExtensions; 11278694230ff25fa0a60e480d424843e56b718f0516Romain Guy 11288f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of rectangles to clear after saveLayer() is invoked 112954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vector<Rect*> mLayers; 11308f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of functors to invoke after a frame is drawn 1131ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> mFunctors; 113211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // List of layers to update at the beginning of a frame 113311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Vector<Layer*> mLayerUpdates; 113454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1135746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy // Indicates whether the clip must be restored 1136746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy bool mDirtyClip; 1137746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 113870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // The following fields are used to setup drawing 113970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Used to describe the shaders to generate 114070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy ProgramDescription mDescription; 114170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Color description 114270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mColorSet; 114370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy float mColorA, mColorR, mColorG, mColorB; 114470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Indicates that the shader should get a color 114570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mSetShaderColor; 114670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Current texture unit 114770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy GLuint mTextureUnit; 114870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Track dirty regions, true by default 114970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mTrackDirtyRegions; 11502b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // Indicate whether we are drawing an opaque frame 11512b7028eabac80cec170572bc0e945a1d4224e595Romain Guy bool mOpaqueFrame; 115270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 115387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // See PROPERTY_DISABLE_SCISSOR_OPTIMIZATION in 115487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // Properties.h 115587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy bool mScissorOptimizationDisabled; 115687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 115754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // No-ops start/endTiling when set 115854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy bool mSuppressTiling; 115954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 116078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy // If true, this renderer will setup drawing to emulate 116178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy // an increment stencil buffer in the color buffer 116278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy bool mCountOverdraw; 116378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy float mOverdraw; 116478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 1165ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy // Optional name of the renderer 1166ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy String8 mName; 1167ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 1168b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy friend class DisplayListRenderer; 116996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy friend class Layer; 1170257ae3502cfad43df681b1783528d645bdabc63fRomain Guy friend class TextSetupFunctor; 117103c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy friend class DrawBitmapOp; 117203c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy friend class DrawPatchOp; 1173b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 1174bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy}; // class OpenGLRenderer 1175e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11769d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 1177e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 1178e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif // ANDROID_HWUI_OPENGL_RENDERER_H 1180