OpenGLRenderer.h revision 28ce94a4ffc7576f40776d212f1ada79fafaa061
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 { 55c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaShader* mShader; 56c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* mColorFilter; 5716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik float mOverrideLayerAlpha; 58c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 59c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // Drop shadow 60c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool mHasShadow; 61c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik float mShadowRadius; 62c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik float mShadowDx; 63c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik float mShadowDy; 64c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mShadowColor; 65c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 66c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // Draw filters 67c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool mHasDrawFilter; 68c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mPaintFilterClearBits; 69c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mPaintFilterSetBits; 70c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik}; 71c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 72ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikenum StateDeferFlags { 73ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik kStateDeferFlag_Draw = 0x1, 74ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik kStateDeferFlag_Clip = 0x2 75ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik}; 76ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 77527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craikenum DrawOpMode { 78527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik kDrawOpMode_Immediate, 79527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik kDrawOpMode_Defer, 80527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik kDrawOpMode_Flush 81527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik}; 82527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 8328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikenum ClipSideFlags { 8428ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Unclipped = 0x0, 8528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Left = 0x1, 8628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Top = 0x2, 8728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Right = 0x4, 8828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Bottom = 0x8, 8928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Full = 0xF 9028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik}; 9128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 92c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikstruct DeferredDisplayState { 933b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // global op bounds, mapped by mMatrix to be in screen space coordinates, clipped 943b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Rect mBounds; 95c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 96c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // the below are set and used by the OpenGLRenderer at record and deferred playback 97527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool mClipValid; 98c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik Rect mClip; 9928ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik int mClipSideFlags; // specifies which sides of the bounds are clipped, unclipped if cleared 1002db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy bool mClipped; 101c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mat4 mMatrix; 102c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DrawModifiers mDrawModifiers; 103ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik float mAlpha; 104c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik}; 105c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 106f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 107f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Renderer 108f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 109f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 1100fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guyclass DisplayList; 111257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor; 11265cd612face362d054a85d0f7e5881c59cd523beChris Craikclass VertexBuffer; 113b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 1145cbbce535744b89df5ecea95de21ee3733298260Romain Guy/** 1155cbbce535744b89df5ecea95de21ee3733298260Romain Guy * OpenGL renderer used to draw accelerated 2D graphics. The API is a 1165cbbce535744b89df5ecea95de21ee3733298260Romain Guy * simplified version of Skia's Canvas API. 1175cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 11885bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyclass OpenGLRenderer { 119e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guypublic: 1207953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API OpenGLRenderer(); 121e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual ~OpenGLRenderer(); 122e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 12317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 124ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * Sets the name of this renderer. The name is optional and 125ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * empty by default. If the pointer is null the name is set 126ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * to the empty string. 127ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy */ 128ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy ANDROID_API void setName(const char* name); 129ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 130ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy /** 131ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * Returns the name of this renderer as UTF8 string. 132ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * The returned pointer is never null. 133ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy */ 134ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy ANDROID_API const char* getName() const; 135ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 136ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy /** 13787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy * Read externally defined properties to control the behavior 13887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy * of the renderer. 13987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy */ 14087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy ANDROID_API void initProperties(); 14187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 14287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy /** 14317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Indicates whether this renderer executes drawing commands immediately. 14417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * If this method returns true, the drawing commands will be executed 14517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * later. 14617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 14749c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy virtual bool isDeferred(); 14849c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 14917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 15017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Sets the dimension of the underlying drawing surface. This method must 15117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * be called at least once every time the drawing surface changes size. 15217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 15317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param width The width in pixels of the underlysing surface 15417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param height The height in pixels of the underlysing surface 15517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 156b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy virtual void setViewport(int width, int height); 157e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy 15817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 15917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Prepares the renderer to draw a frame. This method must be invoked 16017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * at the beginning of each frame. When this method is invoked, the 16117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * entire drawing surface is assumed to be redrawn. 16217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 16317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param opaque If true, the target surface is considered opaque 16417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * and will not be cleared. If false, the target surface 16517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * will be cleared 16617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 1677c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy ANDROID_API status_t prepare(bool opaque); 16817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 16917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 17017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Prepares the renderer to draw a frame. This method must be invoked 17117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * at the beginning of each frame. Only the specified rectangle of the 17217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * frame is assumed to be dirty. A clip will automatically be set to 17317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * the specified rectangle. 17417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 17517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param left The left coordinate of the dirty rectangle 17617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param top The top coordinate of the dirty rectangle 17717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param right The right coordinate of the dirty rectangle 17817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param bottom The bottom coordinate of the dirty rectangle 17917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param opaque If true, the target surface is considered opaque 18017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * and will not be cleared. If false, the target surface 18117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * will be cleared in the specified dirty rectangle 18217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 1837c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t prepareDirty(float left, float top, float right, float bottom, bool opaque); 184e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy 18517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 18617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Indicates the end of a frame. This method must be invoked whenever 18717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * the caller is done rendering a frame. 18817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 18917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy virtual void finish(); 1906c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 191c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy /** 192c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This method must be invoked before handing control over to a draw functor. 193c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * See callDrawGLFunction() for instance. 194c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * 195c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This command must not be recorded inside display lists. 196c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy */ 197c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy virtual void interrupt(); 198c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy 199c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy /** 200c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This method must be invoked after getting control back from a draw functor. 201c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * 202c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This command must not be recorded inside display lists. 203c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy */ 204c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy virtual void resume(); 205c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy 20678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy ANDROID_API void setCountOverdrawEnabled(bool enabled) { 20778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy mCountOverdraw = enabled; 20878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 20978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 21078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy ANDROID_API float getOverdraw() { 21178dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy return mCountOverdraw ? mOverdraw : 0.0f; 21278dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy } 21378dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 2148f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy ANDROID_API status_t invokeFunctors(Rect& dirty); 215ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy ANDROID_API void detachFunctor(Functor* functor); 216ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy ANDROID_API void attachFunctor(Functor* functor); 2178f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy virtual status_t callDrawGLFunction(Functor* functor, Rect& dirty); 21808ae317c21ec3086b5017672bba87420cc38a407Romain Guy 21911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ANDROID_API void pushLayerUpdate(Layer* layer); 22011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ANDROID_API void clearLayerUpdates(); 22111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 2227953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API int getSaveCount() const; 2234aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual int save(int flags); 2244aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restore(); 2254aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restoreToCount(int saveCount); 226bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 227ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ANDROID_API int saveLayer(float left, float top, float right, float bottom, 228ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik SkPaint* paint, int flags) { 229ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode; 230ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (paint) mode = getXfermode(paint->getXfermode()); 231ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return saveLayer(left, top, right, bottom, paint ? paint->getAlpha() : 255, mode, flags); 232ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 233ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ANDROID_API int saveLayerAlpha(float left, float top, float right, float bottom, 234ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, int flags) { 235ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return saveLayer(left, top, right, bottom, alpha, SkXfermode::kSrcOver_Mode, flags); 236ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 237e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual int saveLayer(float left, float top, float right, float bottom, 238ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags); 239bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 240d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int saveLayerDeferred(float left, float top, float right, float bottom, 241d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags); 242d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 2434aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void translate(float dx, float dy); 2444aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void rotate(float degrees); 2454aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void scale(float sx, float sy); 246807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy virtual void skew(float sx, float sy); 247f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 248b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik bool hasRectToRectTransform(); 2497953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API void getMatrix(SkMatrix* matrix); 2504aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setMatrix(SkMatrix* matrix); 2514aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void concatMatrix(SkMatrix* matrix); 252f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 2537953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API const Rect& getClipBounds(); 2547953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API bool quickReject(float left, float top, float right, float bottom); 25541541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik bool quickReject(const Rect& bounds) { 25641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik return quickReject(bounds.left, bounds.top, bounds.right, bounds.bottom); 25741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik } 2588a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool quickRejectNoScissor(float left, float top, float right, float bottom); 2594aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual bool clipRect(float left, float top, float right, float bottom, SkRegion::Op op); 260735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipPath(SkPath* path, SkRegion::Op op); 261735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipRegion(SkRegion* region, SkRegion::Op op); 262a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase virtual Rect* getClipRect(); 263bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 264ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik virtual status_t drawDisplayList(DisplayList* displayList, Rect& dirty, int32_t replayFlags); 265c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik virtual void outputDisplayList(DisplayList* displayList); 266a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik virtual status_t drawLayer(Layer* layer, float x, float y); 267486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint); 268527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik status_t drawBitmaps(SkBitmap* bitmap, int bitmapCount, TextureVertex* vertices, 2692db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy bool transformed, const Rect& bounds, SkPaint* paint); 270486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint); 271486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float srcLeft, float srcTop, 272e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy float srcRight, float srcBottom, float dstLeft, float dstTop, 2735c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float dstRight, float dstBottom, SkPaint* paint); 274486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint); 275486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 2765a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint); 2773b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy virtual status_t drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 2785c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint); 2794c2547fa9244e78115cde0a259291053108c3dc7Romain Guy status_t drawPatch(SkBitmap* bitmap, const Patch* mesh, AssetAtlas::Entry* entry, 280be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode); 281486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawColor(int color, SkXfermode::Mode mode); 282486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRect(float left, float top, float right, float bottom, SkPaint* paint); 283486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRoundRect(float left, float top, float right, float bottom, 28401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float rx, float ry, SkPaint* paint); 285486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawCircle(float x, float y, float radius, SkPaint* paint); 286486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawOval(float left, float top, float right, float bottom, SkPaint* paint); 287486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawArc(float left, float top, float right, float bottom, 2888b2f5267f16c295f12faab810527cd6311997e34Romain Guy float startAngle, float sweepAngle, bool useCenter, SkPaint* paint); 289486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPath(SkPath* path, SkPaint* paint); 290486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawLines(float* points, int count, SkPaint* paint); 291486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPoints(float* points, int count, SkPaint* paint); 292486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 293325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint); 294486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPosText(const char* text, int bytesCount, int count, 295325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy const float* positions, SkPaint* paint); 296c25259519f1b74bb62a2b051b74537f073436b5cRomain Guy virtual status_t drawText(const char* text, int bytesCount, int count, float x, float y, 29741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 298527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode = kDrawOpMode_Immediate); 299672433d90fab7383cd28beac9d4485b566a90940Romain Guy virtual status_t drawRects(const float* rects, int count, SkPaint* paint); 30085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3014aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShader(); 3024aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShader(SkiaShader* shader); 303d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3044aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetColorFilter(); 3054aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupColorFilter(SkiaColorFilter* filter); 306db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3074aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShadow(); 3084aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShadow(float radius, float dx, float dy, int color); 3091e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 3105ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void resetPaintFilter(); 3115ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void setupPaintFilter(int clearBits, int setBits); 3125ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 31316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // If this value is set to < 1.0, it overrides alpha set on layer (see drawBitmap, drawLayer) 31416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik void setOverrideLayerAlpha(float alpha) { mDrawModifiers.mOverrideLayerAlpha = alpha; } 31516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 316a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik SkPaint* filterPaint(SkPaint* paint); 3175ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 318ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik bool storeDisplayState(DeferredDisplayState& state, int stateDeferFlags); 319527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik void restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore = false); 32028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik void setupMergedMultiDraw(const Rect* clipRect); 321c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 322d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const DrawModifiers& getDrawModifiers() { return mDrawModifiers; } 323d90144db52c7297879b950cbbc85137ed123ab5bChris Craik void setDrawModifiers(const DrawModifiers& drawModifiers) { mDrawModifiers = drawModifiers; } 324d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 325672433d90fab7383cd28beac9d4485b566a90940Romain Guy ANDROID_API bool isCurrentTransformSimple() { 326672433d90fab7383cd28beac9d4485b566a90940Romain Guy return mSnapshot->transform->isSimple(); 327672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 328672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3290f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy Caches& getCaches() { 3300f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy return mCaches; 3310f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy } 3320f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 333ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // simple rect clip 334ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik bool isCurrentClipSimple() { 335ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return mSnapshot->clipRegion->isEmpty(); 336ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 337ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 33817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 339a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik * Scales the alpha on the current snapshot. This alpha value will be modulated 34017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * with other alpha values when drawing primitives. 34117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 342a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik void scaleAlpha(float alpha) { 343a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik mSnapshot->alpha *= alpha; 34417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy } 34517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 34617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 3470f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy * Inserts a named event marker in the stream of GL commands. 3480f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy */ 3490f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy void eventMark(const char* name) const; 3500f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 3510f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy /** 35217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Inserts a named group marker in the stream of GL commands. This marker 35317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * can be used by tools to group commands into logical groups. A call to 35417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * this method must always be followed later on by a call to endMark(). 35517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 35613631f3da855f200a151e7837ed9f6b079622b58Romain Guy void startMark(const char* name) const; 35717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 35817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 35917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Closes the last group marker opened by startMark(). 36017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 36113631f3da855f200a151e7837ed9f6b079622b58Romain Guy void endMark() const; 36213631f3da855f200a151e7837ed9f6b079622b58Romain Guy 363d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase /** 364d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * Gets the alpha and xfermode out of a paint object. If the paint is null 365d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * alpha will be 255 and the xfermode will be SRC_OVER. This method does 36616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * not multiply the paint's alpha by the current snapshot's alpha, and does 36716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * not replace the alpha with the overrideLayerAlpha 368d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * 369d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param paint The paint to extract values from 370d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param alpha Where to store the resulting alpha 371d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param mode Where to store the resulting xfermode 372d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase */ 373d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase static inline void getAlphaAndModeDirect(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 374527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik *mode = getXfermodeDirect(paint); 375527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik *alpha = getAlphaDirect(paint); 376527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 377527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 378527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik static inline SkXfermode::Mode getXfermodeDirect(SkPaint* paint) { 379527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!paint) return SkXfermode::kSrcOver_Mode; 380527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return getXfermode(paint->getXfermode()); 381527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 382527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 383527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik static inline int getAlphaDirect(SkPaint* paint) { 384527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!paint) return 255; 385527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return paint->getAlpha(); 386d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 387d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 388624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy /** 389624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * Return the best transform to use to rasterize text given a full 390624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * transform matrix. 391624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy */ 392624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 findBestFontTransform(const mat4& transform) const; 393624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 394527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik#if DEBUG_MERGE_BEHAVIOR 395527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik void drawScreenSpaceColorRect(float left, float top, float right, float bottom, int color) { 396527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(false); 397527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 398527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // should only be called outside of other draw ops, so stencil can only be in test state 399527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool stencilWasEnabled = mCaches.stencil.isTestEnabled(); 400527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.stencil.disable(); 401527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 402527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawColorRect(left, top, right, bottom, color, SkXfermode::kSrcOver_Mode, true); 403527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 404527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (stencilWasEnabled) mCaches.stencil.enableTest(); 405527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 406527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik#endif 407527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 408e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guyprotected: 409e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy /** 41035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Computes the projection matrix, initialize the first snapshot 41135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * and stores the dimensions of the render target. 41235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 41335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void initViewport(int width, int height); 41435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 41535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 41696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * Perform the setup specific to a frame. This method does not 41796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * issue any OpenGL commands. 41896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy */ 41996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy void setupFrameState(float left, float top, float right, float bottom, bool opaque); 42096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 42196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy /** 42296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * Indicates the start of rendering. This method will setup the 42396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * initial OpenGL state (viewport, clearing the buffer, etc.) 42496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy */ 42596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy status_t startFrame(); 42696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 42796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy /** 4287c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy * Clears the underlying surface if needed. 4297c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy */ 4307c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t clear(float left, float top, float right, float bottom, bool opaque); 4317c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 4327c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy /** 43335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Call this method after updating a layer during a drawing pass. 43435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 43535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void resumeAfterLayer(); 43635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 43735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 4388ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * This method is called whenever a stencil buffer is required. Subclasses 4398ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * should override this method and call attachStencilBufferToLayer() on the 4408ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * appropriate layer(s). 4418ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 4428ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy virtual void ensureStencilBuffer(); 4438ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 4448ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 4458ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Obtains a stencil render buffer (allocating it if necessary) and 4468ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * attaches it to the specified layer. 4478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 4488ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void attachStencilBufferToLayer(Layer* layer); 4498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 4508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 451e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * Compose the layer defined in the current snapshot with the layer 452e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * defined by the previous snapshot. 453e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 454e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * The current snapshot *must* be a layer (flag kFlagIsLayer set.) 455e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 456e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param curent The current snapshot containing the layer to compose 457e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param previous The previous snapshot to compose the current layer with 458e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy */ 459e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual void composeLayer(sp<Snapshot> current, sp<Snapshot> previous); 460694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 461ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 462f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Marks the specified region as dirty at the specified bounds. 463ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 464f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayerUnchecked(Rect& bounds, Region* region); 465ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 466ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 467f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Returns the current snapshot. 468ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 469624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy sp<Snapshot> getSnapshot() const { 470f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot; 471f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 472ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 47342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 47442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the region of the current layer. 47542f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 476624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual Region* getRegion() const { 477f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot->region; 478f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 479f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 48042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 48142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Indicates whether rendering is currently targeted at a layer. 48242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 483624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool hasLayer() const { 484f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return (mSnapshot->flags & Snapshot::kFlagFboTarget) && mSnapshot->region; 485f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 4861bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 48742f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 48842f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the name of the FBO this renderer is rendering into. 48942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 490624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual GLint getTargetFbo() const { 49142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy return 0; 49242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy } 49342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 49477a811610f99e21da7f88dafef60d09f345d0506Romain Guy /** 49577a811610f99e21da7f88dafef60d09f345d0506Romain Guy * Renders the specified layer as a textured quad. 49677a811610f99e21da7f88dafef60d09f345d0506Romain Guy * 49777a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param layer The layer to render 49877a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param rect The bounds of the layer 49977a811610f99e21da7f88dafef60d09f345d0506Romain Guy */ 50077a811610f99e21da7f88dafef60d09f345d0506Romain Guy void drawTextureLayer(Layer* layer, const Rect& rect); 50177a811610f99e21da7f88dafef60d09f345d0506Romain Guy 502be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 503be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Gets the alpha and xfermode out of a paint object. If the paint is null 50416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * alpha will be 255 and the xfermode will be SRC_OVER. Accounts for both 50516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * snapshot alpha, and overrideLayerAlpha 506be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * 507be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param paint The paint to extract values from 508be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param alpha Where to store the resulting alpha 509be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param mode Where to store the resulting xfermode 510be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 51116ecda5317c40fc3da284952d9b3add34d6763aeChris Craik inline void getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const; 51216ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 51316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik /** 51416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * Gets the alpha from a layer, accounting for snapshot alpha and overrideLayerAlpha 51516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * 51616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * @param layer The layer from which the alpha is extracted 51716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik */ 51816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik inline float getLayerAlpha(Layer* layer) const; 519be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 520be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 521be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Safely retrieves the mode from the specified xfermode. If the specified 522be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * xfermode is null, the mode is assumed to be SkXfermode::kSrcOver_Mode. 523be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 524be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy static inline SkXfermode::Mode getXfermode(SkXfermode* mode) { 525be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode resultMode; 526be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy if (!SkXfermode::AsMode(mode, &resultMode)) { 527be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy resultMode = SkXfermode::kSrcOver_Mode; 528be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 529be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return resultMode; 530be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 531be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 53211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy /** 53311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy * Set to true to suppress error checks at the end of a frame. 53411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy */ 535624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool suppressErrorChecks() const { 53611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 53711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 53811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 53908ae317c21ec3086b5017672bba87420cc38a407Romain Guyprivate: 5405cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 541dcfc836b457a87881da409e1acf251515f121446Romain Guy * Discards the content of the framebuffer if supported by the driver. 542dcfc836b457a87881da409e1acf251515f121446Romain Guy * This method should be called at the beginning of a frame to optimize 543dcfc836b457a87881da409e1acf251515f121446Romain Guy * rendering on some tiler architectures. 544dcfc836b457a87881da409e1acf251515f121446Romain Guy */ 545dcfc836b457a87881da409e1acf251515f121446Romain Guy void discardFramebuffer(float left, float top, float right, float bottom); 546dcfc836b457a87881da409e1acf251515f121446Romain Guy 547dcfc836b457a87881da409e1acf251515f121446Romain Guy /** 548ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * Ensures the state of the renderer is the same as the state of 549ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * the GL context. 550ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy */ 551ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy void syncState(); 552ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 553ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy /** 5542b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 555c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method will use the clip rect that we started drawing the 556c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * frame with. 5572b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * This method needs to be invoked every time getTargetFbo() is 5582b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * bound again. 5592b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 56057b5268708c3b974296c7d4e58a02a957979224aRomain Guy void startTiling(const sp<Snapshot>& snapshot, bool opaque = false); 5612b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 5622b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 563c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 564c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method needs to be invoked every time getTargetFbo() is 565c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * bound again. 566c3fedafc5f50100219449125a000e3138f6fb987Romain Guy */ 567c3fedafc5f50100219449125a000e3138f6fb987Romain Guy void startTiling(const Rect& clip, int windowHeight, bool opaque = false); 568c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 569c3fedafc5f50100219449125a000e3138f6fb987Romain Guy /** 5702b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU that we are done drawing the frame or that we 5712b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * are switching to another render target. 5722b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 5732b7028eabac80cec170572bc0e945a1d4224e595Romain Guy void endTiling(); 5742b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 5752b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 5765cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Saves the current state of the renderer as a new snapshot. 5775cbbce535744b89df5ecea95de21ee3733298260Romain Guy * The new snapshot is saved in mSnapshot and the previous snapshot 5785cbbce535744b89df5ecea95de21ee3733298260Romain Guy * is linked from mSnapshot->previous. 5795cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 5808aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * @param flags The save flags; see SkCanvas for more information 5818aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * 5825cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @return The new save count. This value can be passed to #restoreToCount() 5835cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 5848aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy int saveSnapshot(int flags); 5855cbbce535744b89df5ecea95de21ee3733298260Romain Guy 5865cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5875cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Restores the current snapshot; mSnapshot becomes mSnapshot->previous. 5885cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 5892542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy * @return True if the clip was modified. 5905cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 591bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy bool restoreSnapshot(); 592bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5935cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5945cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Sets the clipping rectangle using glScissor. The clip is defined by 5955cbbce535744b89df5ecea95de21ee3733298260Romain Guy * the current snapshot's clipRect member. 5965cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 597bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy void setScissorFromClip(); 598bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5995cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Sets the clipping region using the stencil buffer. The clip region 6018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is defined by the current snapshot's clipRegion member. 6028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 6038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void setStencilFromClip(); 6048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 6058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 60635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Performs a quick reject but does not affect the scissor. Returns 60735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * the transformed rect to test and the current clip. 60835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 60935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy bool quickRejectNoScissor(float left, float top, float right, float bottom, 61035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip); 61135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 61235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 613cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * Performs a quick reject but adjust the bounds to account for stroke width if necessary 614cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik */ 615cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik bool quickRejectPreStroke(float left, float top, float right, float bottom, SkPaint* paint); 616cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 617cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik /** 618408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds of the layer, calculates ... 619d90144db52c7297879b950cbbc85137ed123ab5bChris Craik */ 620d90144db52c7297879b950cbbc85137ed123ab5bChris Craik void calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer); 621d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 622d90144db52c7297879b950cbbc85137ed123ab5bChris Craik /** 623408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds + clip of the layer, updates current snapshot's empty/invisible 624408eb12631376cbdc96803e918decf6ea804d346Chris Craik */ 625408eb12631376cbdc96803e918decf6ea804d346Chris Craik void updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 626408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha); 627408eb12631376cbdc96803e918decf6ea804d346Chris Craik 628408eb12631376cbdc96803e918decf6ea804d346Chris Craik /** 629d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * Creates a new layer stored in the specified snapshot. 630d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 631d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param snapshot The snapshot associated with the new layer 632d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param left The left coordinate of the layer 633d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param top The top coordinate of the layer 634d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param right The right coordinate of the layer 635d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param bottom The bottom coordinate of the layer 636d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param alpha The translucency of the layer 637d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode of the layer 638d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param flags The layer save flags 639eb99356a0548684a501766e6a524529ab93304c8Romain Guy * @param previousFbo The name of the current framebuffer 640d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 641d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @return True if the layer was successfully created, false otherwise 642d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy */ 643d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createLayer(float left, float top, float right, float bottom, 644eb99356a0548684a501766e6a524529ab93304c8Romain Guy int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo); 645d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 646d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy /** 6475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Creates a new layer stored in the specified snapshot as an FBO. 6485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 6495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to store as an FBO 6505b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param snapshot The snapshot associated with the new layer 6515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param bounds The bounds of the layer 6525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param previousFbo The name of the current framebuffer 6535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 654d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo); 6555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 6565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 6575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a region. 6585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 6595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 6605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 6615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 6625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRegion(Layer* layer, const Rect& rect); 6635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 6645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 6655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a simple rectangle. 6665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 6675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 6685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 6695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param swap If true, the source and destination are swapped 6705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 6715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRect(Layer* layer, const Rect& rect, bool swap = false); 6725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 67354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 67454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Clears all the regions corresponding to the current list of layers. 67554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method MUST be invoked before any drawing operation. 67654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 67754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void clearLayerRegions(); 67854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 67954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 680f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. The coordinates 681f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * are transformed with the supplied matrix. 682f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 683f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 684f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom, const mat4 transform); 685f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 686f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 687f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. 688f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 689f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 690f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom); 691f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 692f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 6935cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a colored rectangle with the specified color. The specified coordinates 694735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * are transformed by the current snapshot's transform matrix unless specified 695735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * otherwise. 6965cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 6975cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 6985cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 6995cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 7005cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 7015cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param color The rectangle's ARGB color, defined as a packed 32 bits word 702026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param mode The Skia xfermode to use 7033d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy * @param ignoreTransform True if the current transform should be ignored 7045cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 705026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void drawColorRect(float left, float top, float right, float bottom, 7061c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform = false); 7075cbbce535744b89df5ecea95de21ee3733298260Romain Guy 70854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 709735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * Draws a series of colored rectangles with the specified color. The specified 710735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * coordinates are transformed by the current snapshot's transform matrix unless 711735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * specified otherwise. 712735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * 713735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param rects A list of rectangles, 4 floats (left, top, right, bottom) 714735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * per rectangle 715735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param color The rectangles' ARGB color, defined as a packed 32 bits word 716735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param mode The Skia xfermode to use 717735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param ignoreTransform True if the current transform should be ignored 7188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * @param dirty True if calling this method should dirty the current layer 7193bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy * @param clip True if the rects should be clipped, false otherwise 720735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy */ 721735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy status_t drawColorRects(const float* rects, int count, int color, 7223bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform = false, 7233bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy bool dirty = true, bool clip = true); 724735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 725735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy /** 72654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the shape represented by the specified path texture. 72754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method invokes drawPathTexture() but takes into account 72854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * the extra left/top offset and the texture offset to correctly 72954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * position the final shape. 73054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 73154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The left coordinate of the shape to render 73254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The top coordinate of the shape to render 73354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture reprsenting the shape 73454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the shape with 73554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 736486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t drawShape(float left, float top, const PathTexture* texture, SkPaint* paint); 73754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 73854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 73954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the specified texture as an alpha bitmap. Alpha bitmaps obey 74054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * different compositing rules. 74154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 74254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to draw with 74354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The x coordinate of the bitmap 74454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The y coordinate of the bitmap 74554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to render with 74654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 747a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy void drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint); 748a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 74954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 75065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a strip of polygons with the specified paint, used for tessellated geometry. 75165cd612face362d054a85d0f7e5881c59cd523beChris Craik * 75265cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param vertexBuffer The VertexBuffer to be drawn 75365cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param paint The paint to render with 75465cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param useOffset Offset the vertexBuffer (used in drawing non-AA lines) 75565cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 75665cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 75765cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = false); 75865cd612face362d054a85d0f7e5881c59cd523beChris Craik 75965cd612face362d054a85d0f7e5881c59cd523beChris Craik /** 760710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * Renders the convex hull defined by the specified path as a strip of polygons. 76154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 762710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * @param path The hull of the path to draw 763cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * @param paint The paint to render with 76454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 76565cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawConvexPath(const SkPath& path, SkPaint* paint); 766858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 7675cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 7685cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 7695cbbce535744b89df5ecea95de21ee3733298260Romain Guy * are transformed by the current snapshot's transform matrix. 7705cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 7715cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 7725cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 7735cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 7745cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 7755cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param texture The texture name to map onto the rectangle 7765cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 777d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode 778c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy * @param blend True if the texture contains an alpha channel 7795cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 780bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy void drawTextureRect(float left, float top, float right, float bottom, GLuint texture, 781a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend); 782c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 783026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy /** 78482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 78582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * are transformed by the current snapshot's transform matrix. 78682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 78782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 78882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 78982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 79082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 79182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture to use 79282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param paint The paint containing the alpha, blending mode, etc. 79382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 794a979474f15b454c8e2963f239a3770e200bb227cRomain Guy void drawTextureRect(float left, float top, float right, float bottom, 7958164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint); 79682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 79782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy /** 79803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * Draws a textured mesh with the specified texture. If the indices are omitted, 79903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * the mesh is drawn as a simple quad. The mesh pointers become offsets when a 80003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * VBO is bound. 80182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 80282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 80382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 80482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 80582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 80682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture name to map onto the rectangle 80782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 80882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param mode The blending mode 80982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param blend True if the texture contains an alpha channel 81082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param vertices The vertices that define the mesh 81182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texCoords The texture coordinates of each vertex 81282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param elementsCount The number of elements in the mesh, required by indices 813f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param swapSrcDst Whether or not the src and dst blending operations should be swapped 814f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param ignoreTransform True if the current transform should be ignored 81503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * @param vbo The VBO used to draw the mesh 8165b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param ignoreScale True if the model view matrix should not be scaled 8175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param dirty True if calling this method should dirty the current layer 818f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy */ 819f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy void drawTextureMesh(float left, float top, float right, float bottom, GLuint texture, 820a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend, 8216820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 8225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, 8235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool ignoreScale = false, bool dirty = true); 824f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 8253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy void drawIndexedTextureMesh(float left, float top, float right, float bottom, GLuint texture, 8263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float alpha, SkXfermode::Mode mode, bool blend, 8273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 8283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, 8293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool ignoreScale = false, bool dirty = true); 8303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 831886b275e529e44a59c54b933453d9bc902973178Romain Guy void drawAlpha8TextureMesh(float left, float top, float right, float bottom, 832886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 833886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 834527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool ignoreTransform, bool ignoreScale = false, bool dirty = true); 835886b275e529e44a59c54b933453d9bc902973178Romain Guy 836f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy /** 8370a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * Draws text underline and strike-through if needed. 8380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * 8390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param text The text to decor 8400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param bytesCount The number of bytes in the text 84141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik * @param totalAdvance The total advance in pixels, defines underline/strikethrough length 8420a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param x The x coordinate where the text will be drawn 8430a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param y The y coordinate where the text will be drawn 8440a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param paint The paint to draw the text with 8450a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy */ 84641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik void drawTextDecorations(const char* text, int bytesCount, float totalAdvance, 8470a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint); 8481e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 849416a847633680d94efb926837efdc18726d54918Raph Levien /** 850416a847633680d94efb926837efdc18726d54918Raph Levien * Draws shadow layer on text (with optional positions). 851416a847633680d94efb926837efdc18726d54918Raph Levien * 852416a847633680d94efb926837efdc18726d54918Raph Levien * @param paint The paint to draw the shadow with 853416a847633680d94efb926837efdc18726d54918Raph Levien * @param text The text to draw 854416a847633680d94efb926837efdc18726d54918Raph Levien * @param bytesCount The number of bytes in the text 855416a847633680d94efb926837efdc18726d54918Raph Levien * @param count The number of glyphs in the text 856416a847633680d94efb926837efdc18726d54918Raph Levien * @param positions The x, y positions of individual glyphs (or NULL) 857416a847633680d94efb926837efdc18726d54918Raph Levien * @param fontRenderer The font renderer object 858416a847633680d94efb926837efdc18726d54918Raph Levien * @param alpha The alpha value for drawing the shadow 859416a847633680d94efb926837efdc18726d54918Raph Levien * @param mode The xfermode for drawing the shadow 860416a847633680d94efb926837efdc18726d54918Raph Levien * @param x The x coordinate where the shadow will be drawn 861416a847633680d94efb926837efdc18726d54918Raph Levien * @param y The y coordinate where the shadow will be drawn 862416a847633680d94efb926837efdc18726d54918Raph Levien */ 863416a847633680d94efb926837efdc18726d54918Raph Levien void drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 864416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 865416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y); 866416a847633680d94efb926837efdc18726d54918Raph Levien 86754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 86854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws a path texture. Path textures are alpha8 bitmaps that need special 86954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * compositing to apply colors/filters/etc. 87054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 87154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to render 87254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param x The x coordinate where the texture will be drawn 87354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param y The y coordinate where the texture will be drawn 87454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the texture with 87554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 876416a847633680d94efb926837efdc18726d54918Raph Levien void drawPathTexture(const PathTexture* texture, float x, float y, SkPaint* paint); 87701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 8781e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy /** 879ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Resets the texture coordinates stored in mMeshVertices. Setting the values 880026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * back to default is achieved by calling: 881026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 8828ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy * resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 883026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 884026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u1 The left coordinate of the texture 885026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v1 The bottom coordinate of the texture 886026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u2 The right coordinate of the texture 887026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v2 The top coordinate of the texture 888026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy */ 889026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void resetDrawTextureTexCoords(float u1, float v1, float u2, float v2); 890026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 8918ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy /** 892768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy * Returns true if the specified paint will draw invisible text. 893768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy */ 894768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy bool canSkipText(const SkPaint* paint) const; 895768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 896768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy /** 897746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Binds the specified texture. The texture unit must have been selected 898746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * prior to calling this method. 899a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy */ 900746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void bindTexture(GLuint texture) { 9018aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.bindTexture(texture); 902746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 903746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 904746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 905aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * Binds the specified EGLImage texture. The texture unit must have been selected 906aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * prior to calling this method. 907aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy */ 908aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy inline void bindExternalTexture(GLuint texture) { 9098aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.bindTexture(GL_TEXTURE_EXTERNAL_OES, texture); 910aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 911aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 912aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy /** 91382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Enable or disable blending as necessary. This function sets the appropriate 91482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * blend function based on the specified xfermode. 91582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 916f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy inline void chooseBlending(bool blend, SkXfermode::Mode mode, ProgramDescription& description, 917f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy bool swapSrcDst = false); 918a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 919f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy /** 920d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * Use the specified program with the current GL context. If the program is already 921d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * in use, it will not be bound again. If it is not in use, the current program is 922d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * marked unused and the specified program becomes used and becomes the new 923d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * current program. 9246926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy * 925d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @param program The program to use 926d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * 927d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @return true If the specified program was already in use, false otherwise. 928260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy */ 929889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy inline bool useProgram(Program* program); 930260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 931746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 932746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Invoked before any drawing operation. This sets required state. 933746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 93454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void setupDraw(bool clear = true); 93517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 93670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy /** 93770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy * Various methods to setup OpenGL rendering. 93870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy */ 93970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawWithTexture(bool isAlpha8 = false); 940ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawWithTextureAndColor(bool isAlpha8 = false); 941aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawWithExternalTexture(); 94215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy void setupDrawNoTexture(); 943710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void setupDrawAA(); 9448d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawColor(int color, int alpha); 94570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColor(float r, float g, float b, float a); 94686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawAlpha8Color(int color, int alpha); 9474121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGamma(const SkPaint* paint); 94870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShader(); 94970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilter(); 95070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 95170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 95270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(bool blend = true, SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 95370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 95470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawProgram(); 95570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawDirtyRegionsDisabled(); 9568a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase void setupDrawModelViewIdentity(bool offset = false); 95770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelView(float left, float top, float right, float bottom, 95870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false, bool ignoreModelView = false); 95970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelViewTranslate(float left, float top, float right, float bottom, 96070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false); 96170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorUniforms(); 96286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawPureColorUniforms(); 9638d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawShaderIdentityUniforms(); 96470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShaderUniforms(bool ignoreTransform = false); 96570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilterUniforms(); 96670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawSimpleMesh(); 96770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawTexture(GLuint texture); 968aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawExternalTexture(GLuint texture); 9698f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransform(); 9708f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransformUniforms(mat4& transform); 9714121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGammaUniforms(); 9728d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords = NULL, GLuint vbo = 0); 973ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors); 9743b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy void setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo = 0); 9755b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase void setupDrawVertices(GLvoid* vertices); 97670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void finishDrawTexture(); 977f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy void accountForClear(SkXfermode::Mode mode); 978746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 97911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy bool updateLayer(Layer* layer, bool inFrame); 98011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy void updateLayers(); 98196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy void flushLayers(); 98211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 98317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 98417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Renders the specified region as a series of rectangles. This method 98517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * is used for debugging only. 98617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 9873a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy void drawRegionRects(const Region& region); 9883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 9898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 9908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Renders the specified region as a series of rectangles. The region 9918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * must be in screen-space coordinates. 9928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 9938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void drawRegionRects(const SkRegion& region, int color, SkXfermode::Mode mode, 9948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool dirty = false); 9958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 9978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Draws the current clip region if any. Only when DEBUG_CLIP_REGIONS 9988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is turned on. 9998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 10008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void debugClip(); 10018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10027c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void debugOverdraw(bool enable, bool clear); 10037c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void renderOverdraw(); 100478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy void countOverdraw(); 10057c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 1006746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 1007746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Should be invoked every time the glScissor is modified. 1008746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 1009746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void dirtyClip() { 1010746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy mDirtyClip = true; 1011746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 1012746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 10133b753829ae858d424fe109f714745379a6daf455Romain Guy inline mat4& currentTransform() const { 10143b753829ae858d424fe109f714745379a6daf455Romain Guy return *mSnapshot->transform; 10153b753829ae858d424fe109f714745379a6daf455Romain Guy } 10163b753829ae858d424fe109f714745379a6daf455Romain Guy 10173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy inline const UvMapper& getMapper(const Texture* texture) { 10183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture && texture->uvMapper ? *texture->uvMapper : mUvMapper; 10193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 10203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 10213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy /** 10223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * Returns a texture object for the specified bitmap. The texture can 10233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * come from the texture cache or an atlas. If this method returns 10243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * NULL, the texture could not be found and/or allocated. 10253b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy */ 10263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* getTexture(SkBitmap* bitmap); 10273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1028bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Dimensions of the drawing surface 1029bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mWidth, mHeight; 1030bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 103185bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy // Matrix used for ortho projection in shaders 1032260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mat4 mOrthoMatrix; 1033bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 1034c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy // Model-view matrix used to position/size objects 1035c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy mat4 mModelView; 1036c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 1037bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Number of saved states 1038bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mSaveCount; 1039f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy // Base state 1040ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy sp<Snapshot> mFirstSnapshot; 1041bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Current state 1042bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy sp<Snapshot> mSnapshot; 10432b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // State used to define the clipping region 10445f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect mTilingClip; 104596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Is the target render surface opaque 104696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy bool mOpaque; 104796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Is a frame currently being rendered 104896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy bool mFrameStarted; 10499d5316e3f56d138504565ff311145ac01621dff4Romain Guy 1050026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy // Used to draw textured quads 1051ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex mMeshVertices[4]; 1052ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 10533b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // Default UV mapper 10543b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper mUvMapper; 10553b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1056c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // shader, filters, and shadow 1057c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DrawModifiers mDrawModifiers; 10585ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy SkPaint mFilteredPaint; 10595ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 106082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy // Various caches 1061fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy Caches& mCaches; 10623bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Extensions& mExtensions; 10638694230ff25fa0a60e480d424843e56b718f0516Romain Guy 10648f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of rectangles to clear after saveLayer() is invoked 106554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vector<Rect*> mLayers; 10668f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of functors to invoke after a frame is drawn 1067ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> mFunctors; 106811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // List of layers to update at the beginning of a frame 106911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Vector<Layer*> mLayerUpdates; 107054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1071746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy // Indicates whether the clip must be restored 1072746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy bool mDirtyClip; 1073746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 107470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // The following fields are used to setup drawing 107570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Used to describe the shaders to generate 107670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy ProgramDescription mDescription; 107770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Color description 107870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mColorSet; 107970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy float mColorA, mColorR, mColorG, mColorB; 108070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Indicates that the shader should get a color 108170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mSetShaderColor; 108270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Current texture unit 108370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy GLuint mTextureUnit; 108470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Track dirty regions, true by default 108570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mTrackDirtyRegions; 10862b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // Indicate whether we are drawing an opaque frame 10872b7028eabac80cec170572bc0e945a1d4224e595Romain Guy bool mOpaqueFrame; 108870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 108987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // See PROPERTY_DISABLE_SCISSOR_OPTIMIZATION in 109087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // Properties.h 109187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy bool mScissorOptimizationDisabled; 109287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 109354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // No-ops start/endTiling when set 109454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy bool mSuppressTiling; 109554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 109678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy // If true, this renderer will setup drawing to emulate 109778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy // an increment stencil buffer in the color buffer 109878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy bool mCountOverdraw; 109978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy float mOverdraw; 110078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 1101ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy // Optional name of the renderer 1102ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy String8 mName; 1103ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 1104b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy friend class DisplayListRenderer; 110596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy friend class Layer; 1106257ae3502cfad43df681b1783528d645bdabc63fRomain Guy friend class TextSetupFunctor; 1107b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 1108bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy}; // class OpenGLRenderer 1109e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11109d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 1111e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 1112e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif // ANDROID_HWUI_OPENGL_RENDERER_H 1114