OpenGLRenderer.h revision 768bffc9b814f6a1f7d9ff59d91285895c23bbe9
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 37c15008e72ec00ca20a271c3006dac649fd07533bRomain Guy#include "Debug.h" 3851769a68a5cb34e9564740c6a854fcb93018789dRomain Guy#include "Extensions.h" 39f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy#include "Matrix.h" 405cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include "Program.h" 41bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy#include "Rect.h" 425cbbce535744b89df5ecea95de21ee3733298260Romain Guy#include "Snapshot.h" 43f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy#include "Vertex.h" 4406f96e2652e4855b6520ad9dd70583677605b79aRomain Guy#include "SkiaShader.h" 45db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy#include "SkiaColorFilter.h" 46fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy#include "Caches.h" 47bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 48e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 499d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 50e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 51c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikstruct DrawModifiers { 52c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaShader* mShader; 53c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaColorFilter* mColorFilter; 54c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 55c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // Drop shadow 56c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool mHasShadow; 57c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik float mShadowRadius; 58c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik float mShadowDx; 59c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik float mShadowDy; 60c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mShadowColor; 61c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 62c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // Draw filters 63c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool mHasDrawFilter; 64c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mPaintFilterClearBits; 65c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mPaintFilterSetBits; 66c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik}; 67c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 68c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikstruct DeferredDisplayState { 69c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik Rect mBounds; // local bounds, mapped with matrix to be in screen space coordinates, clipped. 70c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik int mMultipliedAlpha; // -1 if invalid (because caching not set) 71c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 72c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // the below are set and used by the OpenGLRenderer at record and deferred playback 73c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik Rect mClip; 74c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mat4 mMatrix; 75c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik SkiaShader* mShader; 76c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DrawModifiers mDrawModifiers; 77c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik}; 78c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 79f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 80f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Renderer 81f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 82f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 830fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guyclass DisplayList; 8465cd612face362d054a85d0f7e5881c59cd523beChris Craikclass VertexBuffer; 85b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 865cbbce535744b89df5ecea95de21ee3733298260Romain Guy/** 875cbbce535744b89df5ecea95de21ee3733298260Romain Guy * OpenGL renderer used to draw accelerated 2D graphics. The API is a 885cbbce535744b89df5ecea95de21ee3733298260Romain Guy * simplified version of Skia's Canvas API. 895cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 9085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyclass OpenGLRenderer { 91e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guypublic: 927953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API OpenGLRenderer(); 93e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual ~OpenGLRenderer(); 94e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 96ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * Sets the name of this renderer. The name is optional and 97ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * empty by default. If the pointer is null the name is set 98ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * to the empty string. 99ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy */ 100ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy ANDROID_API void setName(const char* name); 101ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 102ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy /** 103ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * Returns the name of this renderer as UTF8 string. 104ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * The returned pointer is never null. 105ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy */ 106ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy ANDROID_API const char* getName() const; 107ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 108ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy /** 10987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy * Read externally defined properties to control the behavior 11087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy * of the renderer. 11187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy */ 11287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy ANDROID_API void initProperties(); 11387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 11487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy /** 11517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Indicates whether this renderer executes drawing commands immediately. 11617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * If this method returns true, the drawing commands will be executed 11717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * later. 11817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 11949c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy virtual bool isDeferred(); 12049c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 12117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 12217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Sets the dimension of the underlying drawing surface. This method must 12317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * be called at least once every time the drawing surface changes size. 12417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 12517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param width The width in pixels of the underlysing surface 12617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param height The height in pixels of the underlysing surface 12717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 128b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy virtual void setViewport(int width, int height); 129e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy 13017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 13117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Prepares the renderer to draw a frame. This method must be invoked 13217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * at the beginning of each frame. When this method is invoked, the 13317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * entire drawing surface is assumed to be redrawn. 13417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 13517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param opaque If true, the target surface is considered opaque 13617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * and will not be cleared. If false, the target surface 13717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * will be cleared 13817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 1397c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy ANDROID_API status_t prepare(bool opaque); 14017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 14117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 14217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Prepares the renderer to draw a frame. This method must be invoked 14317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * at the beginning of each frame. Only the specified rectangle of the 14417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * frame is assumed to be dirty. A clip will automatically be set to 14517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * the specified rectangle. 14617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 14717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param left The left coordinate of the dirty rectangle 14817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param top The top coordinate of the dirty rectangle 14917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param right The right coordinate of the dirty rectangle 15017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param bottom The bottom coordinate of the dirty rectangle 15117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param opaque If true, the target surface is considered opaque 15217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * and will not be cleared. If false, the target surface 15317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * will be cleared in the specified dirty rectangle 15417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 1557c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t prepareDirty(float left, float top, float right, float bottom, bool opaque); 156e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy 15717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 15817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Indicates the end of a frame. This method must be invoked whenever 15917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * the caller is done rendering a frame. 16017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 16117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy virtual void finish(); 1626c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 163c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy /** 164c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This method must be invoked before handing control over to a draw functor. 165c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * See callDrawGLFunction() for instance. 166c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * 167c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This command must not be recorded inside display lists. 168c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy */ 169c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy virtual void interrupt(); 170c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy 171c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy /** 172c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This method must be invoked after getting control back from a draw functor. 173c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * 174c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This command must not be recorded inside display lists. 175c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy */ 176c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy virtual void resume(); 177c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy 1788f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy ANDROID_API status_t invokeFunctors(Rect& dirty); 179ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy ANDROID_API void detachFunctor(Functor* functor); 180ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy ANDROID_API void attachFunctor(Functor* functor); 1818f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy virtual status_t callDrawGLFunction(Functor* functor, Rect& dirty); 18208ae317c21ec3086b5017672bba87420cc38a407Romain Guy 18311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ANDROID_API void pushLayerUpdate(Layer* layer); 18411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ANDROID_API void clearLayerUpdates(); 18511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 1867953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API int getSaveCount() const; 1874aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual int save(int flags); 1884aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restore(); 1894aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restoreToCount(int saveCount); 190bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 191e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual int saveLayer(float left, float top, float right, float bottom, 1925c13d89c1332fcc499379b9064b891187b75ca32Chet Haase SkPaint* p, int flags); 193e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual int saveLayerAlpha(float left, float top, float right, float bottom, 194e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy int alpha, int flags); 195bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 1964aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void translate(float dx, float dy); 1974aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void rotate(float degrees); 1984aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void scale(float sx, float sy); 199807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy virtual void skew(float sx, float sy); 200f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 201b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik bool hasRectToRectTransform(); 2027953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API void getMatrix(SkMatrix* matrix); 2034aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setMatrix(SkMatrix* matrix); 2044aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void concatMatrix(SkMatrix* matrix); 205f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 2067953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API const Rect& getClipBounds(); 2077953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API bool quickReject(float left, float top, float right, float bottom); 2088a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool quickRejectNoScissor(float left, float top, float right, float bottom); 2094aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual bool clipRect(float left, float top, float right, float bottom, SkRegion::Op op); 210735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipPath(SkPath* path, SkRegion::Op op); 211735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipRegion(SkRegion* region, SkRegion::Op op); 212a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase virtual Rect* getClipRect(); 213bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 214c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik virtual status_t drawDisplayList(DisplayList* displayList, Rect& dirty, int32_t flags); 215c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik virtual void outputDisplayList(DisplayList* displayList); 216486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawLayer(Layer* layer, float x, float y, SkPaint* paint); 217486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint); 218486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint); 219486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float srcLeft, float srcTop, 220e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy float srcRight, float srcBottom, float dstLeft, float dstTop, 2215c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float dstRight, float dstBottom, SkPaint* paint); 222486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint); 223486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 2245a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint); 225486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 2264bb942083a0d4db746adf95349108dd8ef842e32Romain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 2275c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint); 228be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy status_t drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 229be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 230be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode); 231486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawColor(int color, SkXfermode::Mode mode); 232486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRect(float left, float top, float right, float bottom, SkPaint* paint); 233486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRoundRect(float left, float top, float right, float bottom, 23401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float rx, float ry, SkPaint* paint); 235486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawCircle(float x, float y, float radius, SkPaint* paint); 236486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawOval(float left, float top, float right, float bottom, SkPaint* paint); 237486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawArc(float left, float top, float right, float bottom, 2388b2f5267f16c295f12faab810527cd6311997e34Romain Guy float startAngle, float sweepAngle, bool useCenter, SkPaint* paint); 239486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPath(SkPath* path, SkPaint* paint); 240486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawLines(float* points, int count, SkPaint* paint); 241486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPoints(float* points, int count, SkPaint* paint); 242486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 243325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint); 244486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPosText(const char* text, int bytesCount, int count, 245325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy const float* positions, SkPaint* paint); 246c25259519f1b74bb62a2b051b74537f073436b5cRomain Guy virtual status_t drawText(const char* text, int bytesCount, int count, float x, float y, 247996e57c84368058be793897ebc355b917a59abc2Raph Levien const float* positions, SkPaint* paint, float length = -1.0f); 248672433d90fab7383cd28beac9d4485b566a90940Romain Guy virtual status_t drawRects(const float* rects, int count, SkPaint* paint); 24985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 2504aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShader(); 2514aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShader(SkiaShader* shader); 252d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 2534aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetColorFilter(); 2544aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupColorFilter(SkiaColorFilter* filter); 255db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2564aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShadow(); 2574aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShadow(float radius, float dx, float dy, int color); 2581e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 2595ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void resetPaintFilter(); 2605ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void setupPaintFilter(int clearBits, int setBits); 2615ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 2625ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy SkPaint* filterPaint(SkPaint* paint); 2635ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 264c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool disallowDeferral() { 265c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // returns true if the OpenGLRenderer's state can be completely represented by 266c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // a DeferredDisplayState object 267c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik return !mSnapshot->clipRegion->isEmpty() || 268c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mSnapshot->alpha < 1.0 || 269c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mSnapshot->flags & Snapshot::kFlagIsLayer) || 270c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik (mSnapshot->flags & Snapshot::kFlagFboTarget); // ensure we're not in a layer 271c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik } 272c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 273c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool disallowReorder() { return mDrawReorderDisabled; } 274c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 275c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool storeDisplayState(DeferredDisplayState& state); 276c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik void restoreDisplayState(const DeferredDisplayState& state); 277c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 278c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const DrawModifiers& getDrawModifiers() { return mDrawModifiers; } 279c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik void setDrawModifiers(const DrawModifiers& drawModifiers) { mDrawModifiers = drawModifiers; } 280c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 281672433d90fab7383cd28beac9d4485b566a90940Romain Guy ANDROID_API bool isCurrentTransformSimple() { 282672433d90fab7383cd28beac9d4485b566a90940Romain Guy return mSnapshot->transform->isSimple(); 283672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 284672433d90fab7383cd28beac9d4485b566a90940Romain Guy 28517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 28617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Sets the alpha on the current snapshot. This alpha value will be modulated 28717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * with other alpha values when drawing primitives. 28817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 28917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy void setAlpha(float alpha) { 29017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy mSnapshot->alpha = alpha; 29117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy } 29217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 29317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 29417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Inserts a named group marker in the stream of GL commands. This marker 29517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * can be used by tools to group commands into logical groups. A call to 29617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * this method must always be followed later on by a call to endMark(). 29717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 29813631f3da855f200a151e7837ed9f6b079622b58Romain Guy void startMark(const char* name) const; 29917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 30017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 30117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Closes the last group marker opened by startMark(). 30217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 30313631f3da855f200a151e7837ed9f6b079622b58Romain Guy void endMark() const; 30413631f3da855f200a151e7837ed9f6b079622b58Romain Guy 305d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase /** 306d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * Gets the alpha and xfermode out of a paint object. If the paint is null 307d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * alpha will be 255 and the xfermode will be SRC_OVER. This method does 308d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * not multiply the paint's alpha by the current snapshot's alpha. 309d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * 310d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param paint The paint to extract values from 311d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param alpha Where to store the resulting alpha 312d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param mode Where to store the resulting xfermode 313d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase */ 314d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase static inline void getAlphaAndModeDirect(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 315d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase if (paint) { 316d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *mode = getXfermode(paint->getXfermode()); 317d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 318d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase // Skia draws using the color's alpha channel if < 255 319d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase // Otherwise, it uses the paint's alpha 320d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase int color = paint->getColor(); 321d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *alpha = (color >> 24) & 0xFF; 322d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase if (*alpha == 255) { 323d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *alpha = paint->getAlpha(); 324d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 325d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } else { 326d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *mode = SkXfermode::kSrcOver_Mode; 327d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *alpha = 255; 328d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 329d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 330d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 331e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guyprotected: 332e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy /** 33335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Computes the projection matrix, initialize the first snapshot 33435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * and stores the dimensions of the render target. 33535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 33635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void initViewport(int width, int height); 33735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 33835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 3397c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy * Clears the underlying surface if needed. 3407c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy */ 3417c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t clear(float left, float top, float right, float bottom, bool opaque); 3427c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 3437c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy /** 34435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Call this method after updating a layer during a drawing pass. 34535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 34635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void resumeAfterLayer(); 34735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 34835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 3498ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * This method is called whenever a stencil buffer is required. Subclasses 3508ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * should override this method and call attachStencilBufferToLayer() on the 3518ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * appropriate layer(s). 3528ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 3538ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy virtual void ensureStencilBuffer(); 3548ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 3558ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 3568ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Obtains a stencil render buffer (allocating it if necessary) and 3578ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * attaches it to the specified layer. 3588ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 3598ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void attachStencilBufferToLayer(Layer* layer); 3608ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 3618ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 362e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * Compose the layer defined in the current snapshot with the layer 363e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * defined by the previous snapshot. 364e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 365e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * The current snapshot *must* be a layer (flag kFlagIsLayer set.) 366e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 367e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param curent The current snapshot containing the layer to compose 368e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param previous The previous snapshot to compose the current layer with 369e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy */ 370e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual void composeLayer(sp<Snapshot> current, sp<Snapshot> previous); 371694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 372ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 373f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Marks the specified region as dirty at the specified bounds. 374ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 375f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayerUnchecked(Rect& bounds, Region* region); 376ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 377ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 378f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Returns the current snapshot. 379ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 380f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy sp<Snapshot> getSnapshot() { 381f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot; 382f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 383ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 38442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 38542f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the region of the current layer. 38642f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 387f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy virtual Region* getRegion() { 388f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot->region; 389f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 390f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 39142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 39242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Indicates whether rendering is currently targeted at a layer. 39342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 394f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy virtual bool hasLayer() { 395f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return (mSnapshot->flags & Snapshot::kFlagFboTarget) && mSnapshot->region; 396f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 3971bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 39842f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 39942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the name of the FBO this renderer is rendering into. 40042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 40142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy virtual GLint getTargetFbo() { 40242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy return 0; 40342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy } 40442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 40577a811610f99e21da7f88dafef60d09f345d0506Romain Guy /** 40677a811610f99e21da7f88dafef60d09f345d0506Romain Guy * Renders the specified layer as a textured quad. 40777a811610f99e21da7f88dafef60d09f345d0506Romain Guy * 40877a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param layer The layer to render 40977a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param rect The bounds of the layer 41077a811610f99e21da7f88dafef60d09f345d0506Romain Guy */ 41177a811610f99e21da7f88dafef60d09f345d0506Romain Guy void drawTextureLayer(Layer* layer, const Rect& rect); 41277a811610f99e21da7f88dafef60d09f345d0506Romain Guy 413be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 414be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Gets the alpha and xfermode out of a paint object. If the paint is null 415be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * alpha will be 255 and the xfermode will be SRC_OVER. 416be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * 417be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param paint The paint to extract values from 418be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param alpha Where to store the resulting alpha 419be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param mode Where to store the resulting xfermode 420be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 421be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy inline void getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode); 422be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 423be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 424be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Safely retrieves the mode from the specified xfermode. If the specified 425be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * xfermode is null, the mode is assumed to be SkXfermode::kSrcOver_Mode. 426be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 427be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy static inline SkXfermode::Mode getXfermode(SkXfermode* mode) { 428be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode resultMode; 429be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy if (!SkXfermode::AsMode(mode, &resultMode)) { 430be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy resultMode = SkXfermode::kSrcOver_Mode; 431be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 432be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return resultMode; 433be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 434be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 43511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy /** 43611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy * Set to true to suppress error checks at the end of a frame. 43711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy */ 43811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy virtual bool suppressErrorChecks() { 43911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 44011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 44111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 4427c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy Caches& getCaches() { 4437c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy return mCaches; 4447c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy } 4457c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 44608ae317c21ec3086b5017672bba87420cc38a407Romain Guyprivate: 4475cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 448dcfc836b457a87881da409e1acf251515f121446Romain Guy * Discards the content of the framebuffer if supported by the driver. 449dcfc836b457a87881da409e1acf251515f121446Romain Guy * This method should be called at the beginning of a frame to optimize 450dcfc836b457a87881da409e1acf251515f121446Romain Guy * rendering on some tiler architectures. 451dcfc836b457a87881da409e1acf251515f121446Romain Guy */ 452dcfc836b457a87881da409e1acf251515f121446Romain Guy void discardFramebuffer(float left, float top, float right, float bottom); 453dcfc836b457a87881da409e1acf251515f121446Romain Guy 454dcfc836b457a87881da409e1acf251515f121446Romain Guy /** 455ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * Ensures the state of the renderer is the same as the state of 456ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * the GL context. 457ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy */ 458ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy void syncState(); 459ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 460ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy /** 4612b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 462c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method will use the clip rect that we started drawing the 463c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * frame with. 4642b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * This method needs to be invoked every time getTargetFbo() is 4652b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * bound again. 4662b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 46757b5268708c3b974296c7d4e58a02a957979224aRomain Guy void startTiling(const sp<Snapshot>& snapshot, bool opaque = false); 4682b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 4692b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 470c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 471c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method needs to be invoked every time getTargetFbo() is 472c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * bound again. 473c3fedafc5f50100219449125a000e3138f6fb987Romain Guy */ 474c3fedafc5f50100219449125a000e3138f6fb987Romain Guy void startTiling(const Rect& clip, int windowHeight, bool opaque = false); 475c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 476c3fedafc5f50100219449125a000e3138f6fb987Romain Guy /** 4772b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU that we are done drawing the frame or that we 4782b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * are switching to another render target. 4792b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 4802b7028eabac80cec170572bc0e945a1d4224e595Romain Guy void endTiling(); 4812b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 4822b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 4835cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Saves the current state of the renderer as a new snapshot. 4845cbbce535744b89df5ecea95de21ee3733298260Romain Guy * The new snapshot is saved in mSnapshot and the previous snapshot 4855cbbce535744b89df5ecea95de21ee3733298260Romain Guy * is linked from mSnapshot->previous. 4865cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 4878aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * @param flags The save flags; see SkCanvas for more information 4888aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * 4895cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @return The new save count. This value can be passed to #restoreToCount() 4905cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 4918aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy int saveSnapshot(int flags); 4925cbbce535744b89df5ecea95de21ee3733298260Romain Guy 4935cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 4945cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Restores the current snapshot; mSnapshot becomes mSnapshot->previous. 4955cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 4962542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy * @return True if the clip was modified. 4975cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 498bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy bool restoreSnapshot(); 499bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5005cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5015cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Sets the clipping rectangle using glScissor. The clip is defined by 5025cbbce535744b89df5ecea95de21ee3733298260Romain Guy * the current snapshot's clipRect member. 5035cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 504bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy void setScissorFromClip(); 505bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5065cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5078ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Sets the clipping region using the stencil buffer. The clip region 5088ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is defined by the current snapshot's clipRegion member. 5098ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 5108ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void setStencilFromClip(); 5118ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 5128ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 51335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Performs a quick reject but does not affect the scissor. Returns 51435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * the transformed rect to test and the current clip. 51535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 51635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy bool quickRejectNoScissor(float left, float top, float right, float bottom, 51735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip); 51835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 51935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 520cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * Performs a quick reject but adjust the bounds to account for stroke width if necessary 521cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik */ 522cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik bool quickRejectPreStroke(float left, float top, float right, float bottom, SkPaint* paint); 523cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 524cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik /** 525d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * Creates a new layer stored in the specified snapshot. 526d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 527d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param snapshot The snapshot associated with the new layer 528d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param left The left coordinate of the layer 529d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param top The top coordinate of the layer 530d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param right The right coordinate of the layer 531d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param bottom The bottom coordinate of the layer 532d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param alpha The translucency of the layer 533d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode of the layer 534d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param flags The layer save flags 535eb99356a0548684a501766e6a524529ab93304c8Romain Guy * @param previousFbo The name of the current framebuffer 536d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 537d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @return True if the layer was successfully created, false otherwise 538d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy */ 539d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createLayer(float left, float top, float right, float bottom, 540eb99356a0548684a501766e6a524529ab93304c8Romain Guy int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo); 541d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 542d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy /** 5435b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Creates a new layer stored in the specified snapshot as an FBO. 5445b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to store as an FBO 5465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param snapshot The snapshot associated with the new layer 5475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param bounds The bounds of the layer 5485b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param previousFbo The name of the current framebuffer 5495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 550d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo); 5515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 5525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 5535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a region. 5545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 5565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 5575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 5585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRegion(Layer* layer, const Rect& rect); 5595b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 5605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 5615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a simple rectangle. 5625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 5645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 5655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param swap If true, the source and destination are swapped 5665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 5675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRect(Layer* layer, const Rect& rect, bool swap = false); 5685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 56954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 57054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Clears all the regions corresponding to the current list of layers. 57154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method MUST be invoked before any drawing operation. 57254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 57354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void clearLayerRegions(); 57454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 57554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 576f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. The coordinates 577f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * are transformed with the supplied matrix. 578f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 579f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 580f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom, const mat4 transform); 581f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 582f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 583f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. 584f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 585f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 586f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom); 587f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 588f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 5895cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a colored rectangle with the specified color. The specified coordinates 590735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * are transformed by the current snapshot's transform matrix unless specified 591735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * otherwise. 5925cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 5935cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 5945cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 5955cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 5965cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 5975cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param color The rectangle's ARGB color, defined as a packed 32 bits word 598026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param mode The Skia xfermode to use 5993d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy * @param ignoreTransform True if the current transform should be ignored 6005cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 601026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void drawColorRect(float left, float top, float right, float bottom, 6021c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform = false); 6035cbbce535744b89df5ecea95de21ee3733298260Romain Guy 60454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 605735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * Draws a series of colored rectangles with the specified color. The specified 606735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * coordinates are transformed by the current snapshot's transform matrix unless 607735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * specified otherwise. 608735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * 609735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param rects A list of rectangles, 4 floats (left, top, right, bottom) 610735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * per rectangle 611735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param color The rectangles' ARGB color, defined as a packed 32 bits word 612735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param mode The Skia xfermode to use 613735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param ignoreTransform True if the current transform should be ignored 6148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * @param dirty True if calling this method should dirty the current layer 6153bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy * @param clip True if the rects should be clipped, false otherwise 616735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy */ 617735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy status_t drawColorRects(const float* rects, int count, int color, 6183bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform = false, 6193bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy bool dirty = true, bool clip = true); 620735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 621735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy /** 62254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the shape represented by the specified path texture. 62354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method invokes drawPathTexture() but takes into account 62454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * the extra left/top offset and the texture offset to correctly 62554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * position the final shape. 62654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 62754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The left coordinate of the shape to render 62854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The top coordinate of the shape to render 62954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture reprsenting the shape 63054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the shape with 63154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 632486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t drawShape(float left, float top, const PathTexture* texture, SkPaint* paint); 63354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 63454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 63554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the specified texture as an alpha bitmap. Alpha bitmaps obey 63654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * different compositing rules. 63754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 63854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to draw with 63954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The x coordinate of the bitmap 64054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The y coordinate of the bitmap 64154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to render with 64254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 643a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy void drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint); 644a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 64554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 64665cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a strip of polygons with the specified paint, used for tessellated geometry. 64765cd612face362d054a85d0f7e5881c59cd523beChris Craik * 64865cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param vertexBuffer The VertexBuffer to be drawn 64965cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param paint The paint to render with 65065cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param useOffset Offset the vertexBuffer (used in drawing non-AA lines) 65165cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 65265cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 65365cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = false); 65465cd612face362d054a85d0f7e5881c59cd523beChris Craik 65565cd612face362d054a85d0f7e5881c59cd523beChris Craik /** 656710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * Renders the convex hull defined by the specified path as a strip of polygons. 65754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 658710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * @param path The hull of the path to draw 659cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * @param paint The paint to render with 66054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 66165cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawConvexPath(const SkPath& path, SkPaint* paint); 662858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 6635cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6645cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 6655cbbce535744b89df5ecea95de21ee3733298260Romain Guy * are transformed by the current snapshot's transform matrix. 6665cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 6675cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 6685cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 6695cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 6705cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 6715cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param texture The texture name to map onto the rectangle 6725cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 673d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode 674c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy * @param blend True if the texture contains an alpha channel 6755cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 676bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy void drawTextureRect(float left, float top, float right, float bottom, GLuint texture, 677a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend); 678c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 679026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy /** 68082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 68182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * are transformed by the current snapshot's transform matrix. 68282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 68382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 68482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 68582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 68682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 68782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture to use 68882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param paint The paint containing the alpha, blending mode, etc. 68982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 690a979474f15b454c8e2963f239a3770e200bb227cRomain Guy void drawTextureRect(float left, float top, float right, float bottom, 6918164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint); 69282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 69382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy /** 69403750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * Draws a textured mesh with the specified texture. If the indices are omitted, 69503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * the mesh is drawn as a simple quad. The mesh pointers become offsets when a 69603750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * VBO is bound. 69782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 69882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 69982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 70082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 70182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 70282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture name to map onto the rectangle 70382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 70482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param mode The blending mode 70582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param blend True if the texture contains an alpha channel 70682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param vertices The vertices that define the mesh 70782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texCoords The texture coordinates of each vertex 70882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param elementsCount The number of elements in the mesh, required by indices 709f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param swapSrcDst Whether or not the src and dst blending operations should be swapped 710f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param ignoreTransform True if the current transform should be ignored 71103750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * @param vbo The VBO used to draw the mesh 7125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param ignoreScale True if the model view matrix should not be scaled 7135b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param dirty True if calling this method should dirty the current layer 714f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy */ 715f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy void drawTextureMesh(float left, float top, float right, float bottom, GLuint texture, 716a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend, 7176820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 7185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, 7195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool ignoreScale = false, bool dirty = true); 720f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 721886b275e529e44a59c54b933453d9bc902973178Romain Guy void drawAlpha8TextureMesh(float left, float top, float right, float bottom, 722886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 723886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 724886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform, bool dirty = true); 725886b275e529e44a59c54b933453d9bc902973178Romain Guy 726f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy /** 7270a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * Draws text underline and strike-through if needed. 7280a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * 7290a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param text The text to decor 7300a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param bytesCount The number of bytes in the text 7310a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param length The length in pixels of the text, can be <= 0.0f to force a measurement 7320a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param x The x coordinate where the text will be drawn 7330a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param y The y coordinate where the text will be drawn 7340a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param paint The paint to draw the text with 7350a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy */ 7360a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy void drawTextDecorations(const char* text, int bytesCount, float length, 7370a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint); 7381e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 739416a847633680d94efb926837efdc18726d54918Raph Levien /** 740416a847633680d94efb926837efdc18726d54918Raph Levien * Draws shadow layer on text (with optional positions). 741416a847633680d94efb926837efdc18726d54918Raph Levien * 742416a847633680d94efb926837efdc18726d54918Raph Levien * @param paint The paint to draw the shadow with 743416a847633680d94efb926837efdc18726d54918Raph Levien * @param text The text to draw 744416a847633680d94efb926837efdc18726d54918Raph Levien * @param bytesCount The number of bytes in the text 745416a847633680d94efb926837efdc18726d54918Raph Levien * @param count The number of glyphs in the text 746416a847633680d94efb926837efdc18726d54918Raph Levien * @param positions The x, y positions of individual glyphs (or NULL) 747416a847633680d94efb926837efdc18726d54918Raph Levien * @param fontRenderer The font renderer object 748416a847633680d94efb926837efdc18726d54918Raph Levien * @param alpha The alpha value for drawing the shadow 749416a847633680d94efb926837efdc18726d54918Raph Levien * @param mode The xfermode for drawing the shadow 750416a847633680d94efb926837efdc18726d54918Raph Levien * @param x The x coordinate where the shadow will be drawn 751416a847633680d94efb926837efdc18726d54918Raph Levien * @param y The y coordinate where the shadow will be drawn 752416a847633680d94efb926837efdc18726d54918Raph Levien */ 753416a847633680d94efb926837efdc18726d54918Raph Levien void drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 754416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 755416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y); 756416a847633680d94efb926837efdc18726d54918Raph Levien 75754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 75854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws a path texture. Path textures are alpha8 bitmaps that need special 75954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * compositing to apply colors/filters/etc. 76054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 76154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to render 76254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param x The x coordinate where the texture will be drawn 76354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param y The y coordinate where the texture will be drawn 76454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the texture with 76554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 766416a847633680d94efb926837efdc18726d54918Raph Levien void drawPathTexture(const PathTexture* texture, float x, float y, SkPaint* paint); 76701d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 7681e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy /** 769ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Resets the texture coordinates stored in mMeshVertices. Setting the values 770026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * back to default is achieved by calling: 771026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 7728ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy * resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 773026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 774026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u1 The left coordinate of the texture 775026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v1 The bottom coordinate of the texture 776026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u2 The right coordinate of the texture 777026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v2 The top coordinate of the texture 778026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy */ 779026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void resetDrawTextureTexCoords(float u1, float v1, float u2, float v2); 780026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 7818ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy /** 782768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy * Returns true if the specified paint will draw invisible text. 783768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy */ 784768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy bool canSkipText(const SkPaint* paint) const; 785768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 786768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy /** 787746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Binds the specified texture. The texture unit must have been selected 788746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * prior to calling this method. 789a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy */ 790746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void bindTexture(GLuint texture) { 791746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy glBindTexture(GL_TEXTURE_2D, texture); 792746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 793746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 794746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 795aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * Binds the specified EGLImage texture. The texture unit must have been selected 796aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * prior to calling this method. 797aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy */ 798aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy inline void bindExternalTexture(GLuint texture) { 799aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture); 800aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 801aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 802aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy /** 80382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Enable or disable blending as necessary. This function sets the appropriate 80482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * blend function based on the specified xfermode. 80582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 806f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy inline void chooseBlending(bool blend, SkXfermode::Mode mode, ProgramDescription& description, 807f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy bool swapSrcDst = false); 808a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 809f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy /** 810d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * Use the specified program with the current GL context. If the program is already 811d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * in use, it will not be bound again. If it is not in use, the current program is 812d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * marked unused and the specified program becomes used and becomes the new 813d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * current program. 8146926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy * 815d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @param program The program to use 816d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * 817d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @return true If the specified program was already in use, false otherwise. 818260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy */ 819889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy inline bool useProgram(Program* program); 820260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 821746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 822746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Invoked before any drawing operation. This sets required state. 823746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 82454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void setupDraw(bool clear = true); 82517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 82670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy /** 82770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy * Various methods to setup OpenGL rendering. 82870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy */ 82970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawWithTexture(bool isAlpha8 = false); 830ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawWithTextureAndColor(bool isAlpha8 = false); 831aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawWithExternalTexture(); 83215bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy void setupDrawNoTexture(); 833710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void setupDrawAA(); 834ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy void setupDrawPoint(float pointSize); 8358d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawColor(int color, int alpha); 83670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColor(float r, float g, float b, float a); 83786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawAlpha8Color(int color, int alpha); 8384121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGamma(const SkPaint* paint); 83970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShader(); 84070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilter(); 84170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 84270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 84370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(bool blend = true, SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 84470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 84570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawProgram(); 84670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawDirtyRegionsDisabled(); 8478a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase void setupDrawModelViewIdentity(bool offset = false); 84870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelView(float left, float top, float right, float bottom, 84970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false, bool ignoreModelView = false); 85070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelViewTranslate(float left, float top, float right, float bottom, 85170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false); 852ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy void setupDrawPointUniforms(); 85370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorUniforms(); 85486568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawPureColorUniforms(); 8558d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawShaderIdentityUniforms(); 85670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShaderUniforms(bool ignoreTransform = false); 85770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilterUniforms(); 85870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawSimpleMesh(); 85970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawTexture(GLuint texture); 860aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawExternalTexture(GLuint texture); 8618f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransform(); 8628f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransformUniforms(mat4& transform); 8634121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGammaUniforms(); 8648d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords = NULL, GLuint vbo = 0); 865ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors); 86615bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy void setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords); 8675b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase void setupDrawVertices(GLvoid* vertices); 86870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void finishDrawTexture(); 869f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy void accountForClear(SkXfermode::Mode mode); 870746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 87111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy bool updateLayer(Layer* layer, bool inFrame); 87211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy void updateLayers(); 87311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 87417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 87517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Renders the specified region as a series of rectangles. This method 87617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * is used for debugging only. 87717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 8783a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy void drawRegionRects(const Region& region); 8793a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 8808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 8818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Renders the specified region as a series of rectangles. The region 8828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * must be in screen-space coordinates. 8838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 8848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void drawRegionRects(const SkRegion& region, int color, SkXfermode::Mode mode, 8858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool dirty = false); 8868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 8888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Draws the current clip region if any. Only when DEBUG_CLIP_REGIONS 8898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is turned on. 8908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 8918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void debugClip(); 8928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8937c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void debugOverdraw(bool enable, bool clear); 8947c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void renderOverdraw(); 8957c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 896746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 897746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Should be invoked every time the glScissor is modified. 898746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 899746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void dirtyClip() { 900746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy mDirtyClip = true; 901746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 902746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 903bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Dimensions of the drawing surface 904bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mWidth, mHeight; 905bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 90685bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy // Matrix used for ortho projection in shaders 907260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mat4 mOrthoMatrix; 908bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 909c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy // Model-view matrix used to position/size objects 910c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy mat4 mModelView; 911c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 912bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Number of saved states 913bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mSaveCount; 914f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy // Base state 915ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy sp<Snapshot> mFirstSnapshot; 916bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Current state 917bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy sp<Snapshot> mSnapshot; 9182b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // State used to define the clipping region 9192b7028eabac80cec170572bc0e945a1d4224e595Romain Guy sp<Snapshot> mTilingSnapshot; 9209d5316e3f56d138504565ff311145ac01621dff4Romain Guy 921026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy // Used to draw textured quads 922ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex mMeshVertices[4]; 923ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 924c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // shader, filters, and shadow 925c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DrawModifiers mDrawModifiers; 9265ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy SkPaint mFilteredPaint; 9275ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 92882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy // Various caches 929fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy Caches& mCaches; 9303bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Extensions& mExtensions; 9318694230ff25fa0a60e480d424843e56b718f0516Romain Guy 9328f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of rectangles to clear after saveLayer() is invoked 93354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vector<Rect*> mLayers; 9348f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of functors to invoke after a frame is drawn 935ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> mFunctors; 93611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // List of layers to update at the beginning of a frame 93711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Vector<Layer*> mLayerUpdates; 93854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 93999bcdc52dcb365ed7d8cfa13540fb33fbcbbac9dRomain Guy // Indentity matrix 94099bcdc52dcb365ed7d8cfa13540fb33fbcbbac9dRomain Guy const mat4 mIdentity; 94199bcdc52dcb365ed7d8cfa13540fb33fbcbbac9dRomain Guy 942746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy // Indicates whether the clip must be restored 943746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy bool mDirtyClip; 944746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 94570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // The following fields are used to setup drawing 94670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Used to describe the shaders to generate 94770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy ProgramDescription mDescription; 94870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Color description 94970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mColorSet; 95070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy float mColorA, mColorR, mColorG, mColorB; 95170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Indicates that the shader should get a color 95270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mSetShaderColor; 95370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Current texture unit 95470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy GLuint mTextureUnit; 95570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Track dirty regions, true by default 95670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mTrackDirtyRegions; 9572b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // Indicate whether we are drawing an opaque frame 9582b7028eabac80cec170572bc0e945a1d4224e595Romain Guy bool mOpaqueFrame; 95970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 96087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // See PROPERTY_DISABLE_SCISSOR_OPTIMIZATION in 96187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // Properties.h 96287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy bool mScissorOptimizationDisabled; 963c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool mDrawDeferDisabled; 964c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik bool mDrawReorderDisabled; 96587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 96654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // No-ops start/endTiling when set 96754c1a64d5441a964890b44280e4457e11f4f924aRomain Guy bool mSuppressTiling; 96854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 969ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy // Optional name of the renderer 970ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy String8 mName; 971ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 972b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy friend class DisplayListRenderer; 973b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 974bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy}; // class OpenGLRenderer 975e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9769d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 977e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 978e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif // ANDROID_HWUI_OPENGL_RENDERER_H 980