OpenGLRenderer.h revision e93482f5eac3df581d57e64c2a771a96aa868585
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); 220e93482f5eac3df581d57e64c2a771a96aa868585Romain Guy ANDROID_API void cancelLayerUpdate(Layer* layer); 22111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ANDROID_API void clearLayerUpdates(); 222405436021da156fbe3c5d4de48bdefa564cf7fc0Romain Guy ANDROID_API void flushLayerUpdates(); 22311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 2247953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API int getSaveCount() const; 2254aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual int save(int flags); 2264aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restore(); 2274aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restoreToCount(int saveCount); 228bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 229ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ANDROID_API int saveLayer(float left, float top, float right, float bottom, 230ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik SkPaint* paint, int flags) { 231ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode; 232ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (paint) mode = getXfermode(paint->getXfermode()); 233ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return saveLayer(left, top, right, bottom, paint ? paint->getAlpha() : 255, mode, flags); 234ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 235ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ANDROID_API int saveLayerAlpha(float left, float top, float right, float bottom, 236ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, int flags) { 237ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return saveLayer(left, top, right, bottom, alpha, SkXfermode::kSrcOver_Mode, flags); 238ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 239e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual int saveLayer(float left, float top, float right, float bottom, 240ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags); 241bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 242d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int saveLayerDeferred(float left, float top, float right, float bottom, 243d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags); 244d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 2454aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void translate(float dx, float dy); 2464aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void rotate(float degrees); 2474aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void scale(float sx, float sy); 248807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy virtual void skew(float sx, float sy); 249f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 250b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik bool hasRectToRectTransform(); 2517953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API void getMatrix(SkMatrix* matrix); 2524aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setMatrix(SkMatrix* matrix); 2534aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void concatMatrix(SkMatrix* matrix); 254f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 2557953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API const Rect& getClipBounds(); 25639a908c1df89e1073627b0dcbce922d826b67055Chris Craik 25739a908c1df89e1073627b0dcbce922d826b67055Chris Craik /** 25839a908c1df89e1073627b0dcbce922d826b67055Chris Craik * Performs a quick reject but adjust the bounds to account for stroke width if necessary 25939a908c1df89e1073627b0dcbce922d826b67055Chris Craik */ 26039a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool quickRejectPreStroke(float left, float top, float right, float bottom, SkPaint* paint); 26139a908c1df89e1073627b0dcbce922d826b67055Chris Craik 26239a908c1df89e1073627b0dcbce922d826b67055Chris Craik /** 26339a908c1df89e1073627b0dcbce922d826b67055Chris Craik * Returns false and sets scissor based upon bounds if drawing won't be clipped out 26439a908c1df89e1073627b0dcbce922d826b67055Chris Craik */ 26539a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool quickReject(float left, float top, float right, float bottom); 26641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik bool quickReject(const Rect& bounds) { 26741541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik return quickReject(bounds.left, bounds.top, bounds.right, bounds.bottom); 26841541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik } 26939a908c1df89e1073627b0dcbce922d826b67055Chris Craik 27039a908c1df89e1073627b0dcbce922d826b67055Chris Craik /** 27139a908c1df89e1073627b0dcbce922d826b67055Chris Craik * Same as quickReject, without the scissor, instead returning clipRequired through pointer. 27239a908c1df89e1073627b0dcbce922d826b67055Chris Craik * clipRequired will be only set if not rejected 27339a908c1df89e1073627b0dcbce922d826b67055Chris Craik */ 27439a908c1df89e1073627b0dcbce922d826b67055Chris Craik ANDROID_API bool quickRejectNoScissor(float left, float top, float right, float bottom, 27539a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool* clipRequired = NULL); 27639a908c1df89e1073627b0dcbce922d826b67055Chris Craik bool quickRejectNoScissor(const Rect& bounds, bool* clipRequired = NULL) { 27739a908c1df89e1073627b0dcbce922d826b67055Chris Craik return quickRejectNoScissor(bounds.left, bounds.top, bounds.right, bounds.bottom, 27839a908c1df89e1073627b0dcbce922d826b67055Chris Craik clipRequired); 27939a908c1df89e1073627b0dcbce922d826b67055Chris Craik } 28039a908c1df89e1073627b0dcbce922d826b67055Chris Craik 2814aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual bool clipRect(float left, float top, float right, float bottom, SkRegion::Op op); 282735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipPath(SkPath* path, SkRegion::Op op); 283735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipRegion(SkRegion* region, SkRegion::Op op); 284a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase virtual Rect* getClipRect(); 285bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 286ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik virtual status_t drawDisplayList(DisplayList* displayList, Rect& dirty, int32_t replayFlags); 287c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik virtual void outputDisplayList(DisplayList* displayList); 288a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik virtual status_t drawLayer(Layer* layer, float x, float y); 289486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint); 290527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik status_t drawBitmaps(SkBitmap* bitmap, int bitmapCount, TextureVertex* vertices, 2912db5e993b626794eb07a0ff354269f9a77da81b3Romain Guy bool transformed, const Rect& bounds, SkPaint* paint); 292486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint); 293486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float srcLeft, float srcTop, 294e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy float srcRight, float srcBottom, float dstLeft, float dstTop, 2955c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float dstRight, float dstBottom, SkPaint* paint); 296486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint); 297486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 2985a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint); 2993b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy virtual status_t drawPatch(SkBitmap* bitmap, Res_png_9patch* patch, 3005c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint); 3014c2547fa9244e78115cde0a259291053108c3dc7Romain Guy status_t drawPatch(SkBitmap* bitmap, const Patch* mesh, AssetAtlas::Entry* entry, 302be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode); 303486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawColor(int color, SkXfermode::Mode mode); 304486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRect(float left, float top, float right, float bottom, SkPaint* paint); 305486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRoundRect(float left, float top, float right, float bottom, 30601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float rx, float ry, SkPaint* paint); 307486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawCircle(float x, float y, float radius, SkPaint* paint); 308486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawOval(float left, float top, float right, float bottom, SkPaint* paint); 309486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawArc(float left, float top, float right, float bottom, 3108b2f5267f16c295f12faab810527cd6311997e34Romain Guy float startAngle, float sweepAngle, bool useCenter, SkPaint* paint); 311486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPath(SkPath* path, SkPaint* paint); 312486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawLines(float* points, int count, SkPaint* paint); 313486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPoints(float* points, int count, SkPaint* paint); 314486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 315325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint); 316486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPosText(const char* text, int bytesCount, int count, 317325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy const float* positions, SkPaint* paint); 318c25259519f1b74bb62a2b051b74537f073436b5cRomain Guy virtual status_t drawText(const char* text, int bytesCount, int count, float x, float y, 31941541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik const float* positions, SkPaint* paint, float totalAdvance, const Rect& bounds, 320527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik DrawOpMode drawOpMode = kDrawOpMode_Immediate); 321672433d90fab7383cd28beac9d4485b566a90940Romain Guy virtual status_t drawRects(const float* rects, int count, SkPaint* paint); 32285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 3234aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShader(); 3244aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShader(SkiaShader* shader); 325d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 3264aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetColorFilter(); 3274aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupColorFilter(SkiaColorFilter* filter); 328db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 3294aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShadow(); 3304aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShadow(float radius, float dx, float dy, int color); 3311e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 3325ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void resetPaintFilter(); 3335ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void setupPaintFilter(int clearBits, int setBits); 3345ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 33516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik // If this value is set to < 1.0, it overrides alpha set on layer (see drawBitmap, drawLayer) 33616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik void setOverrideLayerAlpha(float alpha) { mDrawModifiers.mOverrideLayerAlpha = alpha; } 33716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 338a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik SkPaint* filterPaint(SkPaint* paint); 3395ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 340ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik bool storeDisplayState(DeferredDisplayState& state, int stateDeferFlags); 341527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik void restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore = false); 34228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik void setupMergedMultiDraw(const Rect* clipRect); 343c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 344d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const DrawModifiers& getDrawModifiers() { return mDrawModifiers; } 345d90144db52c7297879b950cbbc85137ed123ab5bChris Craik void setDrawModifiers(const DrawModifiers& drawModifiers) { mDrawModifiers = drawModifiers; } 346d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 347672433d90fab7383cd28beac9d4485b566a90940Romain Guy ANDROID_API bool isCurrentTransformSimple() { 348672433d90fab7383cd28beac9d4485b566a90940Romain Guy return mSnapshot->transform->isSimple(); 349672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 350672433d90fab7383cd28beac9d4485b566a90940Romain Guy 3510f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy Caches& getCaches() { 3520f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy return mCaches; 3530f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy } 3540f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 355ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // simple rect clip 356ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik bool isCurrentClipSimple() { 357ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return mSnapshot->clipRegion->isEmpty(); 358ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 359ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 36017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 361a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik * Scales the alpha on the current snapshot. This alpha value will be modulated 36217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * with other alpha values when drawing primitives. 36317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 364a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik void scaleAlpha(float alpha) { 365a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik mSnapshot->alpha *= alpha; 36617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy } 36717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 36817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 3690f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy * Inserts a named event marker in the stream of GL commands. 3700f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy */ 3710f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy void eventMark(const char* name) const; 3720f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 3730f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy /** 37417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Inserts a named group marker in the stream of GL commands. This marker 37517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * can be used by tools to group commands into logical groups. A call to 37617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * this method must always be followed later on by a call to endMark(). 37717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 37813631f3da855f200a151e7837ed9f6b079622b58Romain Guy void startMark(const char* name) const; 37917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 38017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 38117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Closes the last group marker opened by startMark(). 38217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 38313631f3da855f200a151e7837ed9f6b079622b58Romain Guy void endMark() const; 38413631f3da855f200a151e7837ed9f6b079622b58Romain Guy 385d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase /** 386d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * Gets the alpha and xfermode out of a paint object. If the paint is null 387d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * alpha will be 255 and the xfermode will be SRC_OVER. This method does 38816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * not multiply the paint's alpha by the current snapshot's alpha, and does 38916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * not replace the alpha with the overrideLayerAlpha 390d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * 391d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param paint The paint to extract values from 392d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param alpha Where to store the resulting alpha 393d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param mode Where to store the resulting xfermode 394d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase */ 395d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase static inline void getAlphaAndModeDirect(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 396527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik *mode = getXfermodeDirect(paint); 397527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik *alpha = getAlphaDirect(paint); 398527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 399527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 400527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik static inline SkXfermode::Mode getXfermodeDirect(SkPaint* paint) { 401527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!paint) return SkXfermode::kSrcOver_Mode; 402527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return getXfermode(paint->getXfermode()); 403527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 404527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 405527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik static inline int getAlphaDirect(SkPaint* paint) { 406527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (!paint) return 255; 407527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik return paint->getAlpha(); 408d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 409d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 410624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy /** 411624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * Return the best transform to use to rasterize text given a full 412624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * transform matrix. 413624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy */ 414624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 findBestFontTransform(const mat4& transform) const; 415624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 416527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik#if DEBUG_MERGE_BEHAVIOR 417527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik void drawScreenSpaceColorRect(float left, float top, float right, float bottom, int color) { 418527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(false); 419527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 420527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // should only be called outside of other draw ops, so stencil can only be in test state 421527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool stencilWasEnabled = mCaches.stencil.isTestEnabled(); 422527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.stencil.disable(); 423527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 424527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawColorRect(left, top, right, bottom, color, SkXfermode::kSrcOver_Mode, true); 425527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 426527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (stencilWasEnabled) mCaches.stencil.enableTest(); 427527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 428527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik#endif 429527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 430e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guyprotected: 431e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy /** 43235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Computes the projection matrix, initialize the first snapshot 43335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * and stores the dimensions of the render target. 43435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 43535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void initViewport(int width, int height); 43635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 43735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 43896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * Perform the setup specific to a frame. This method does not 43996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * issue any OpenGL commands. 44096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy */ 44196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy void setupFrameState(float left, float top, float right, float bottom, bool opaque); 44296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 44396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy /** 44496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * Indicates the start of rendering. This method will setup the 44596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * initial OpenGL state (viewport, clearing the buffer, etc.) 44696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy */ 44796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy status_t startFrame(); 44896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 44996885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy /** 4507c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy * Clears the underlying surface if needed. 4517c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy */ 4527c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t clear(float left, float top, float right, float bottom, bool opaque); 4537c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 4547c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy /** 45535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Call this method after updating a layer during a drawing pass. 45635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 45735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void resumeAfterLayer(); 45835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 45935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 4608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * This method is called whenever a stencil buffer is required. Subclasses 4618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * should override this method and call attachStencilBufferToLayer() on the 4628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * appropriate layer(s). 4638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 4648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy virtual void ensureStencilBuffer(); 4658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 4668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 4678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Obtains a stencil render buffer (allocating it if necessary) and 4688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * attaches it to the specified layer. 4698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 4708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void attachStencilBufferToLayer(Layer* layer); 4718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 4728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 473e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * Compose the layer defined in the current snapshot with the layer 474e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * defined by the previous snapshot. 475e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 476e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * The current snapshot *must* be a layer (flag kFlagIsLayer set.) 477e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 478e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param curent The current snapshot containing the layer to compose 479e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param previous The previous snapshot to compose the current layer with 480e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy */ 481e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual void composeLayer(sp<Snapshot> current, sp<Snapshot> previous); 482694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 483ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 484f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Marks the specified region as dirty at the specified bounds. 485ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 486f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayerUnchecked(Rect& bounds, Region* region); 487ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 488ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 489f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Returns the current snapshot. 490ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 491624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy sp<Snapshot> getSnapshot() const { 492f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot; 493f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 494ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 49542f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 49642f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the region of the current layer. 49742f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 498624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual Region* getRegion() const { 499f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot->region; 500f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 501f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 50242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 50342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Indicates whether rendering is currently targeted at a layer. 50442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 505624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool hasLayer() const { 506f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return (mSnapshot->flags & Snapshot::kFlagFboTarget) && mSnapshot->region; 507f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 5081bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 50942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 51042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the name of the FBO this renderer is rendering into. 51142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 512624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual GLint getTargetFbo() const { 51342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy return 0; 51442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy } 51542f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 51677a811610f99e21da7f88dafef60d09f345d0506Romain Guy /** 51777a811610f99e21da7f88dafef60d09f345d0506Romain Guy * Renders the specified layer as a textured quad. 51877a811610f99e21da7f88dafef60d09f345d0506Romain Guy * 51977a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param layer The layer to render 52077a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param rect The bounds of the layer 52177a811610f99e21da7f88dafef60d09f345d0506Romain Guy */ 52277a811610f99e21da7f88dafef60d09f345d0506Romain Guy void drawTextureLayer(Layer* layer, const Rect& rect); 52377a811610f99e21da7f88dafef60d09f345d0506Romain Guy 524be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 525be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Gets the alpha and xfermode out of a paint object. If the paint is null 52616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * alpha will be 255 and the xfermode will be SRC_OVER. Accounts for both 52716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * snapshot alpha, and overrideLayerAlpha 528be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * 529be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param paint The paint to extract values from 530be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param alpha Where to store the resulting alpha 531be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param mode Where to store the resulting xfermode 532be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 53316ecda5317c40fc3da284952d9b3add34d6763aeChris Craik inline void getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) const; 53416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik 53516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik /** 53616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * Gets the alpha from a layer, accounting for snapshot alpha and overrideLayerAlpha 53716ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * 53816ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * @param layer The layer from which the alpha is extracted 53916ecda5317c40fc3da284952d9b3add34d6763aeChris Craik */ 54016ecda5317c40fc3da284952d9b3add34d6763aeChris Craik inline float getLayerAlpha(Layer* layer) const; 541be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 542be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 543be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Safely retrieves the mode from the specified xfermode. If the specified 544be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * xfermode is null, the mode is assumed to be SkXfermode::kSrcOver_Mode. 545be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 546be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy static inline SkXfermode::Mode getXfermode(SkXfermode* mode) { 547be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode resultMode; 548be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy if (!SkXfermode::AsMode(mode, &resultMode)) { 549be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy resultMode = SkXfermode::kSrcOver_Mode; 550be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 551be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return resultMode; 552be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 553be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 55411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy /** 55511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy * Set to true to suppress error checks at the end of a frame. 55611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy */ 557624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool suppressErrorChecks() const { 55811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 55911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 56011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 56108ae317c21ec3086b5017672bba87420cc38a407Romain Guyprivate: 5625cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 563dcfc836b457a87881da409e1acf251515f121446Romain Guy * Discards the content of the framebuffer if supported by the driver. 564dcfc836b457a87881da409e1acf251515f121446Romain Guy * This method should be called at the beginning of a frame to optimize 565dcfc836b457a87881da409e1acf251515f121446Romain Guy * rendering on some tiler architectures. 566dcfc836b457a87881da409e1acf251515f121446Romain Guy */ 567dcfc836b457a87881da409e1acf251515f121446Romain Guy void discardFramebuffer(float left, float top, float right, float bottom); 568dcfc836b457a87881da409e1acf251515f121446Romain Guy 569dcfc836b457a87881da409e1acf251515f121446Romain Guy /** 570ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * Ensures the state of the renderer is the same as the state of 571ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * the GL context. 572ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy */ 573ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy void syncState(); 574ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 575ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy /** 5762b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 577c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method will use the clip rect that we started drawing the 578c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * frame with. 5792b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * This method needs to be invoked every time getTargetFbo() is 5802b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * bound again. 5812b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 58257b5268708c3b974296c7d4e58a02a957979224aRomain Guy void startTiling(const sp<Snapshot>& snapshot, bool opaque = false); 5832b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 5842b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 585c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 586c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method needs to be invoked every time getTargetFbo() is 587c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * bound again. 588c3fedafc5f50100219449125a000e3138f6fb987Romain Guy */ 589c3fedafc5f50100219449125a000e3138f6fb987Romain Guy void startTiling(const Rect& clip, int windowHeight, bool opaque = false); 590c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 591c3fedafc5f50100219449125a000e3138f6fb987Romain Guy /** 5922b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU that we are done drawing the frame or that we 5932b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * are switching to another render target. 5942b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 5952b7028eabac80cec170572bc0e945a1d4224e595Romain Guy void endTiling(); 5962b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 5972b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 5985cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Saves the current state of the renderer as a new snapshot. 5995cbbce535744b89df5ecea95de21ee3733298260Romain Guy * The new snapshot is saved in mSnapshot and the previous snapshot 6005cbbce535744b89df5ecea95de21ee3733298260Romain Guy * is linked from mSnapshot->previous. 6015cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 6028aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * @param flags The save flags; see SkCanvas for more information 6038aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * 6045cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @return The new save count. This value can be passed to #restoreToCount() 6055cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 6068aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy int saveSnapshot(int flags); 6075cbbce535744b89df5ecea95de21ee3733298260Romain Guy 6085cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6095cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Restores the current snapshot; mSnapshot becomes mSnapshot->previous. 6105cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 6112542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy * @return True if the clip was modified. 6125cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 613bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy bool restoreSnapshot(); 614bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6155cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6165cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Sets the clipping rectangle using glScissor. The clip is defined by 6175cbbce535744b89df5ecea95de21ee3733298260Romain Guy * the current snapshot's clipRect member. 6185cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 619bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy void setScissorFromClip(); 620bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 6215cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Sets the clipping region using the stencil buffer. The clip region 6238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is defined by the current snapshot's clipRegion member. 6248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 6258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void setStencilFromClip(); 6268ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 6278ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 628408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds of the layer, calculates ... 629d90144db52c7297879b950cbbc85137ed123ab5bChris Craik */ 630d90144db52c7297879b950cbbc85137ed123ab5bChris Craik void calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer); 631d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 632d90144db52c7297879b950cbbc85137ed123ab5bChris Craik /** 633408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds + clip of the layer, updates current snapshot's empty/invisible 634408eb12631376cbdc96803e918decf6ea804d346Chris Craik */ 635408eb12631376cbdc96803e918decf6ea804d346Chris Craik void updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 636408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha); 637408eb12631376cbdc96803e918decf6ea804d346Chris Craik 638408eb12631376cbdc96803e918decf6ea804d346Chris Craik /** 639d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * Creates a new layer stored in the specified snapshot. 640d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 641d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param snapshot The snapshot associated with the new layer 642d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param left The left coordinate of the layer 643d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param top The top coordinate of the layer 644d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param right The right coordinate of the layer 645d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param bottom The bottom coordinate of the layer 646d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param alpha The translucency of the layer 647d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode of the layer 648d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param flags The layer save flags 649eb99356a0548684a501766e6a524529ab93304c8Romain Guy * @param previousFbo The name of the current framebuffer 650d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 651d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @return True if the layer was successfully created, false otherwise 652d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy */ 653d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createLayer(float left, float top, float right, float bottom, 654eb99356a0548684a501766e6a524529ab93304c8Romain Guy int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo); 655d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 656d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy /** 6575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Creates a new layer stored in the specified snapshot as an FBO. 6585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 6595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to store as an FBO 6605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param snapshot The snapshot associated with the new layer 6615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param bounds The bounds of the layer 6625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param previousFbo The name of the current framebuffer 6635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 664d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo); 6655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 6665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 6675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a region. 6685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 6695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 6705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 6715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 6725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRegion(Layer* layer, const Rect& rect); 6735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 6745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 6755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a simple rectangle. 6765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 6775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 6785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 6795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param swap If true, the source and destination are swapped 6805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 6815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRect(Layer* layer, const Rect& rect, bool swap = false); 6825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 68354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 68454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Clears all the regions corresponding to the current list of layers. 68554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method MUST be invoked before any drawing operation. 68654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 68754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void clearLayerRegions(); 68854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 68954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 690f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. The coordinates 691f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * are transformed with the supplied matrix. 692f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 693f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 694f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom, const mat4 transform); 695f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 696f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 697f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. 698f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 699f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 700f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom); 701f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 702f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 7035cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a colored rectangle with the specified color. The specified coordinates 704735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * are transformed by the current snapshot's transform matrix unless specified 705735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * otherwise. 7065cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 7075cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 7085cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 7095cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 7105cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 7115cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param color The rectangle's ARGB color, defined as a packed 32 bits word 712026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param mode The Skia xfermode to use 7133d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy * @param ignoreTransform True if the current transform should be ignored 7145cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 715026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void drawColorRect(float left, float top, float right, float bottom, 7161c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform = false); 7175cbbce535744b89df5ecea95de21ee3733298260Romain Guy 71854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 719735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * Draws a series of colored rectangles with the specified color. The specified 720735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * coordinates are transformed by the current snapshot's transform matrix unless 721735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * specified otherwise. 722735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * 723735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param rects A list of rectangles, 4 floats (left, top, right, bottom) 724735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * per rectangle 725735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param color The rectangles' ARGB color, defined as a packed 32 bits word 726735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param mode The Skia xfermode to use 727735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param ignoreTransform True if the current transform should be ignored 7288ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * @param dirty True if calling this method should dirty the current layer 7293bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy * @param clip True if the rects should be clipped, false otherwise 730735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy */ 731735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy status_t drawColorRects(const float* rects, int count, int color, 7323bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform = false, 7333bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy bool dirty = true, bool clip = true); 734735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 735735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy /** 73654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the shape represented by the specified path texture. 73754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method invokes drawPathTexture() but takes into account 73854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * the extra left/top offset and the texture offset to correctly 73954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * position the final shape. 74054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 74154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The left coordinate of the shape to render 74254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The top coordinate of the shape to render 74354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture reprsenting the shape 74454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the shape with 74554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 746486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t drawShape(float left, float top, const PathTexture* texture, SkPaint* paint); 74754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 74854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 74954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the specified texture as an alpha bitmap. Alpha bitmaps obey 75054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * different compositing rules. 75154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 75254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to draw with 75354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The x coordinate of the bitmap 75454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The y coordinate of the bitmap 75554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to render with 75654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 757a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy void drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint); 758a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 75954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 76065cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a strip of polygons with the specified paint, used for tessellated geometry. 76165cd612face362d054a85d0f7e5881c59cd523beChris Craik * 76265cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param vertexBuffer The VertexBuffer to be drawn 76365cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param paint The paint to render with 76465cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param useOffset Offset the vertexBuffer (used in drawing non-AA lines) 76565cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 76665cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 76765cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = false); 76865cd612face362d054a85d0f7e5881c59cd523beChris Craik 76965cd612face362d054a85d0f7e5881c59cd523beChris Craik /** 770710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * Renders the convex hull defined by the specified path as a strip of polygons. 77154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 772710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * @param path The hull of the path to draw 773cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * @param paint The paint to render with 77454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 77565cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawConvexPath(const SkPath& path, SkPaint* paint); 776858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 7775cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 7785cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 7795cbbce535744b89df5ecea95de21ee3733298260Romain Guy * are transformed by the current snapshot's transform matrix. 7805cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 7815cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 7825cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 7835cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 7845cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 7855cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param texture The texture name to map onto the rectangle 7865cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 787d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode 788c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy * @param blend True if the texture contains an alpha channel 7895cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 790bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy void drawTextureRect(float left, float top, float right, float bottom, GLuint texture, 791a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend); 792c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 793026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy /** 79482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 79582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * are transformed by the current snapshot's transform matrix. 79682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 79782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 79882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 79982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 80082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 80182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture to use 80282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param paint The paint containing the alpha, blending mode, etc. 80382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 804a979474f15b454c8e2963f239a3770e200bb227cRomain Guy void drawTextureRect(float left, float top, float right, float bottom, 8058164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint); 80682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 80782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy /** 80803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * Draws a textured mesh with the specified texture. If the indices are omitted, 80903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * the mesh is drawn as a simple quad. The mesh pointers become offsets when a 81003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * VBO is bound. 81182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 81282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 81382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 81482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 81582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 81682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture name to map onto the rectangle 81782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 81882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param mode The blending mode 81982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param blend True if the texture contains an alpha channel 82082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param vertices The vertices that define the mesh 82182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texCoords The texture coordinates of each vertex 82282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param elementsCount The number of elements in the mesh, required by indices 823f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param swapSrcDst Whether or not the src and dst blending operations should be swapped 824f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param ignoreTransform True if the current transform should be ignored 82503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * @param vbo The VBO used to draw the mesh 8265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param ignoreScale True if the model view matrix should not be scaled 8275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param dirty True if calling this method should dirty the current layer 828f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy */ 829f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy void drawTextureMesh(float left, float top, float right, float bottom, GLuint texture, 830a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend, 8316820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 8325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, 8335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool ignoreScale = false, bool dirty = true); 834f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 8353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy void drawIndexedTextureMesh(float left, float top, float right, float bottom, GLuint texture, 8363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy float alpha, SkXfermode::Mode mode, bool blend, 8373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 8383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, 8393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy bool ignoreScale = false, bool dirty = true); 8403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 841886b275e529e44a59c54b933453d9bc902973178Romain Guy void drawAlpha8TextureMesh(float left, float top, float right, float bottom, 842886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 843886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 844527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool ignoreTransform, bool ignoreScale = false, bool dirty = true); 845886b275e529e44a59c54b933453d9bc902973178Romain Guy 846f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy /** 8470a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * Draws text underline and strike-through if needed. 8480a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * 8490a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param text The text to decor 8500a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param bytesCount The number of bytes in the text 85141541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik * @param totalAdvance The total advance in pixels, defines underline/strikethrough length 8520a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param x The x coordinate where the text will be drawn 8530a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param y The y coordinate where the text will be drawn 8540a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param paint The paint to draw the text with 8550a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy */ 85641541825bc90dac740e424cdd41a8c997e15cdb7Chris Craik void drawTextDecorations(const char* text, int bytesCount, float totalAdvance, 8570a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint); 8581e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 859416a847633680d94efb926837efdc18726d54918Raph Levien /** 860416a847633680d94efb926837efdc18726d54918Raph Levien * Draws shadow layer on text (with optional positions). 861416a847633680d94efb926837efdc18726d54918Raph Levien * 862416a847633680d94efb926837efdc18726d54918Raph Levien * @param paint The paint to draw the shadow with 863416a847633680d94efb926837efdc18726d54918Raph Levien * @param text The text to draw 864416a847633680d94efb926837efdc18726d54918Raph Levien * @param bytesCount The number of bytes in the text 865416a847633680d94efb926837efdc18726d54918Raph Levien * @param count The number of glyphs in the text 866416a847633680d94efb926837efdc18726d54918Raph Levien * @param positions The x, y positions of individual glyphs (or NULL) 867416a847633680d94efb926837efdc18726d54918Raph Levien * @param fontRenderer The font renderer object 868416a847633680d94efb926837efdc18726d54918Raph Levien * @param alpha The alpha value for drawing the shadow 869416a847633680d94efb926837efdc18726d54918Raph Levien * @param mode The xfermode for drawing the shadow 870416a847633680d94efb926837efdc18726d54918Raph Levien * @param x The x coordinate where the shadow will be drawn 871416a847633680d94efb926837efdc18726d54918Raph Levien * @param y The y coordinate where the shadow will be drawn 872416a847633680d94efb926837efdc18726d54918Raph Levien */ 873416a847633680d94efb926837efdc18726d54918Raph Levien void drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 874416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 875416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y); 876416a847633680d94efb926837efdc18726d54918Raph Levien 87754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 87854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws a path texture. Path textures are alpha8 bitmaps that need special 87954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * compositing to apply colors/filters/etc. 88054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 88154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to render 88254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param x The x coordinate where the texture will be drawn 88354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param y The y coordinate where the texture will be drawn 88454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the texture with 88554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 886416a847633680d94efb926837efdc18726d54918Raph Levien void drawPathTexture(const PathTexture* texture, float x, float y, SkPaint* paint); 88701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 8881e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy /** 889ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Resets the texture coordinates stored in mMeshVertices. Setting the values 890026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * back to default is achieved by calling: 891026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 8928ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy * resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 893026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 894026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u1 The left coordinate of the texture 895026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v1 The bottom coordinate of the texture 896026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u2 The right coordinate of the texture 897026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v2 The top coordinate of the texture 898026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy */ 899026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void resetDrawTextureTexCoords(float u1, float v1, float u2, float v2); 900026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 9018ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy /** 902768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy * Returns true if the specified paint will draw invisible text. 903768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy */ 904768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy bool canSkipText(const SkPaint* paint) const; 905768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 906768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy /** 907746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Binds the specified texture. The texture unit must have been selected 908746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * prior to calling this method. 909a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy */ 910746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void bindTexture(GLuint texture) { 9118aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.bindTexture(texture); 912746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 913746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 914746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 915aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * Binds the specified EGLImage texture. The texture unit must have been selected 916aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * prior to calling this method. 917aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy */ 918aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy inline void bindExternalTexture(GLuint texture) { 9198aa195d7081b889f3a7b1f426cbd8556377aae5eRomain Guy mCaches.bindTexture(GL_TEXTURE_EXTERNAL_OES, texture); 920aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 921aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 922aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy /** 92382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Enable or disable blending as necessary. This function sets the appropriate 92482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * blend function based on the specified xfermode. 92582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 926f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy inline void chooseBlending(bool blend, SkXfermode::Mode mode, ProgramDescription& description, 927f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy bool swapSrcDst = false); 928a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 929f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy /** 930d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * Use the specified program with the current GL context. If the program is already 931d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * in use, it will not be bound again. If it is not in use, the current program is 932d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * marked unused and the specified program becomes used and becomes the new 933d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * current program. 9346926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy * 935d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @param program The program to use 936d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * 937d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @return true If the specified program was already in use, false otherwise. 938260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy */ 939889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy inline bool useProgram(Program* program); 940260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 941746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 942746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Invoked before any drawing operation. This sets required state. 943746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 94454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void setupDraw(bool clear = true); 94517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 94670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy /** 94770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy * Various methods to setup OpenGL rendering. 94870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy */ 94970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawWithTexture(bool isAlpha8 = false); 950ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawWithTextureAndColor(bool isAlpha8 = false); 951aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawWithExternalTexture(); 95215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy void setupDrawNoTexture(); 953710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void setupDrawAA(); 9548d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawColor(int color, int alpha); 95570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColor(float r, float g, float b, float a); 95686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawAlpha8Color(int color, int alpha); 9574121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGamma(const SkPaint* paint); 95870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShader(); 95970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilter(); 96070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 96170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 96270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(bool blend = true, SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 96370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 96470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawProgram(); 96570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawDirtyRegionsDisabled(); 9668a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase void setupDrawModelViewIdentity(bool offset = false); 96770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelView(float left, float top, float right, float bottom, 96870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false, bool ignoreModelView = false); 96970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelViewTranslate(float left, float top, float right, float bottom, 97070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false); 97170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorUniforms(); 97286568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawPureColorUniforms(); 9738d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawShaderIdentityUniforms(); 97470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShaderUniforms(bool ignoreTransform = false); 97570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilterUniforms(); 97670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawSimpleMesh(); 97770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawTexture(GLuint texture); 978aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawExternalTexture(GLuint texture); 9798f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransform(); 9808f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransformUniforms(mat4& transform); 9814121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGammaUniforms(); 9828d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords = NULL, GLuint vbo = 0); 983ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors); 9843b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy void setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords, GLuint vbo = 0); 9855b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase void setupDrawVertices(GLvoid* vertices); 98670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void finishDrawTexture(); 987f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy void accountForClear(SkXfermode::Mode mode); 988746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 98911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy bool updateLayer(Layer* layer, bool inFrame); 99011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy void updateLayers(); 99196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy void flushLayers(); 99211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 99317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 99417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Renders the specified region as a series of rectangles. This method 99517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * is used for debugging only. 99617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 9973a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy void drawRegionRects(const Region& region); 9983a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 9998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 10008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Renders the specified region as a series of rectangles. The region 10018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * must be in screen-space coordinates. 10028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 10038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void drawRegionRects(const SkRegion& region, int color, SkXfermode::Mode mode, 10048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool dirty = false); 10058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 10078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Draws the current clip region if any. Only when DEBUG_CLIP_REGIONS 10088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is turned on. 10098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 10108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void debugClip(); 10118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 10127c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void debugOverdraw(bool enable, bool clear); 10137c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void renderOverdraw(); 101478dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy void countOverdraw(); 10157c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 1016746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 1017746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Should be invoked every time the glScissor is modified. 1018746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 1019746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void dirtyClip() { 1020746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy mDirtyClip = true; 1021746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 1022746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 10233b753829ae858d424fe109f714745379a6daf455Romain Guy inline mat4& currentTransform() const { 10243b753829ae858d424fe109f714745379a6daf455Romain Guy return *mSnapshot->transform; 10253b753829ae858d424fe109f714745379a6daf455Romain Guy } 10263b753829ae858d424fe109f714745379a6daf455Romain Guy 10273b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy inline const UvMapper& getMapper(const Texture* texture) { 10283b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture && texture->uvMapper ? *texture->uvMapper : mUvMapper; 10293b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 10303b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 10313b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy /** 10323b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * Returns a texture object for the specified bitmap. The texture can 10333b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * come from the texture cache or an atlas. If this method returns 10343b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * NULL, the texture could not be found and/or allocated. 10353b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy */ 10363b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy Texture* getTexture(SkBitmap* bitmap); 10373b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1038bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Dimensions of the drawing surface 1039bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mWidth, mHeight; 1040bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 104185bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy // Matrix used for ortho projection in shaders 1042260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mat4 mOrthoMatrix; 1043bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 1044c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy // Model-view matrix used to position/size objects 1045c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy mat4 mModelView; 1046c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 1047bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Number of saved states 1048bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mSaveCount; 1049f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy // Base state 1050ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy sp<Snapshot> mFirstSnapshot; 1051bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Current state 1052bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy sp<Snapshot> mSnapshot; 10532b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // State used to define the clipping region 10545f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect mTilingClip; 105596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Is the target render surface opaque 105696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy bool mOpaque; 105796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Is a frame currently being rendered 105896885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy bool mFrameStarted; 10599d5316e3f56d138504565ff311145ac01621dff4Romain Guy 1060026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy // Used to draw textured quads 1061ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex mMeshVertices[4]; 1062ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 10633b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // Default UV mapper 10643b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper mUvMapper; 10653b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 1066c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // shader, filters, and shadow 1067c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DrawModifiers mDrawModifiers; 10685ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy SkPaint mFilteredPaint; 10695ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 107082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy // Various caches 1071fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy Caches& mCaches; 10723bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Extensions& mExtensions; 10738694230ff25fa0a60e480d424843e56b718f0516Romain Guy 10748f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of rectangles to clear after saveLayer() is invoked 107554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vector<Rect*> mLayers; 10768f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of functors to invoke after a frame is drawn 1077ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> mFunctors; 107811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // List of layers to update at the beginning of a frame 107911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Vector<Layer*> mLayerUpdates; 108054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 1081746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy // Indicates whether the clip must be restored 1082746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy bool mDirtyClip; 1083746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 108470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // The following fields are used to setup drawing 108570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Used to describe the shaders to generate 108670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy ProgramDescription mDescription; 108770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Color description 108870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mColorSet; 108970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy float mColorA, mColorR, mColorG, mColorB; 109070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Indicates that the shader should get a color 109170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mSetShaderColor; 109270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Current texture unit 109370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy GLuint mTextureUnit; 109470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Track dirty regions, true by default 109570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mTrackDirtyRegions; 10962b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // Indicate whether we are drawing an opaque frame 10972b7028eabac80cec170572bc0e945a1d4224e595Romain Guy bool mOpaqueFrame; 109870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 109987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // See PROPERTY_DISABLE_SCISSOR_OPTIMIZATION in 110087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // Properties.h 110187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy bool mScissorOptimizationDisabled; 110287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 110354c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // No-ops start/endTiling when set 110454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy bool mSuppressTiling; 110554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 110678dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy // If true, this renderer will setup drawing to emulate 110778dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy // an increment stencil buffer in the color buffer 110878dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy bool mCountOverdraw; 110978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy float mOverdraw; 111078dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy 1111ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy // Optional name of the renderer 1112ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy String8 mName; 1113ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 1114b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy friend class DisplayListRenderer; 111596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy friend class Layer; 1116257ae3502cfad43df681b1783528d645bdabc63fRomain Guy friend class TextSetupFunctor; 1117b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 1118bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy}; // class OpenGLRenderer 1119e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11209d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 1121e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 1122e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 11235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif // ANDROID_HWUI_OPENGL_RENDERER_H 1124