OpenGLRenderer.h revision 624234f69b2a4781d24f3e4c6ae6450729e38397
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 262758724fd09a1599f2c55130f81953cfa6c17c300Romain Guy SkPaint* filterPaint(SkPaint* paint, bool alwaysCopy = false); 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 storeDisplayState(DeferredDisplayState& state); 274c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik void restoreDisplayState(const DeferredDisplayState& state); 275c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 276c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik const DrawModifiers& getDrawModifiers() { return mDrawModifiers; } 277c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik void setDrawModifiers(const DrawModifiers& drawModifiers) { mDrawModifiers = drawModifiers; } 278c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 279672433d90fab7383cd28beac9d4485b566a90940Romain Guy ANDROID_API bool isCurrentTransformSimple() { 280672433d90fab7383cd28beac9d4485b566a90940Romain Guy return mSnapshot->transform->isSimple(); 281672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 282672433d90fab7383cd28beac9d4485b566a90940Romain Guy 2830f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy Caches& getCaches() { 2840f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy return mCaches; 2850f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy } 2860f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 28717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 28817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Sets the alpha on the current snapshot. This alpha value will be modulated 28917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * with other alpha values when drawing primitives. 29017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 29117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy void setAlpha(float alpha) { 29217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy mSnapshot->alpha = alpha; 29317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy } 29417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 29517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 2960f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy * Inserts a named event marker in the stream of GL commands. 2970f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy */ 2980f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy void eventMark(const char* name) const; 2990f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 3000f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy /** 30117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Inserts a named group marker in the stream of GL commands. This marker 30217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * can be used by tools to group commands into logical groups. A call to 30317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * this method must always be followed later on by a call to endMark(). 30417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 30513631f3da855f200a151e7837ed9f6b079622b58Romain Guy void startMark(const char* name) const; 30617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 30717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 30817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Closes the last group marker opened by startMark(). 30917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 31013631f3da855f200a151e7837ed9f6b079622b58Romain Guy void endMark() const; 31113631f3da855f200a151e7837ed9f6b079622b58Romain Guy 312d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase /** 313d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * Gets the alpha and xfermode out of a paint object. If the paint is null 314d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * alpha will be 255 and the xfermode will be SRC_OVER. This method does 315d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * not multiply the paint's alpha by the current snapshot's alpha. 316d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * 317d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param paint The paint to extract values from 318d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param alpha Where to store the resulting alpha 319d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param mode Where to store the resulting xfermode 320d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase */ 321d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase static inline void getAlphaAndModeDirect(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 322d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase if (paint) { 323d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *mode = getXfermode(paint->getXfermode()); 324d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 325d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase // Skia draws using the color's alpha channel if < 255 326d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase // Otherwise, it uses the paint's alpha 327d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase int color = paint->getColor(); 328d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *alpha = (color >> 24) & 0xFF; 329d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase if (*alpha == 255) { 330d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *alpha = paint->getAlpha(); 331d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 332d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } else { 333d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *mode = SkXfermode::kSrcOver_Mode; 334d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *alpha = 255; 335d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 336d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 337d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 338624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy /** 339624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * Return the best transform to use to rasterize text given a full 340624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * transform matrix. 341624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy */ 342624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 findBestFontTransform(const mat4& transform) const; 343624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 344e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guyprotected: 345e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy /** 34635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Computes the projection matrix, initialize the first snapshot 34735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * and stores the dimensions of the render target. 34835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 34935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void initViewport(int width, int height); 35035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 35135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 3527c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy * Clears the underlying surface if needed. 3537c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy */ 3547c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t clear(float left, float top, float right, float bottom, bool opaque); 3557c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 3567c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy /** 35735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Call this method after updating a layer during a drawing pass. 35835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 35935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void resumeAfterLayer(); 36035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 36135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 3628ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * This method is called whenever a stencil buffer is required. Subclasses 3638ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * should override this method and call attachStencilBufferToLayer() on the 3648ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * appropriate layer(s). 3658ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 3668ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy virtual void ensureStencilBuffer(); 3678ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 3688ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 3698ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Obtains a stencil render buffer (allocating it if necessary) and 3708ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * attaches it to the specified layer. 3718ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 3728ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void attachStencilBufferToLayer(Layer* layer); 3738ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 3748ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 375e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * Compose the layer defined in the current snapshot with the layer 376e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * defined by the previous snapshot. 377e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 378e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * The current snapshot *must* be a layer (flag kFlagIsLayer set.) 379e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 380e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param curent The current snapshot containing the layer to compose 381e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param previous The previous snapshot to compose the current layer with 382e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy */ 383e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual void composeLayer(sp<Snapshot> current, sp<Snapshot> previous); 384694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 385ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 386f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Marks the specified region as dirty at the specified bounds. 387ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 388f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayerUnchecked(Rect& bounds, Region* region); 389ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 390ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 391f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Returns the current snapshot. 392ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 393624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy sp<Snapshot> getSnapshot() const { 394f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot; 395f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 396ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 39742f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 39842f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the region of the current layer. 39942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 400624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual Region* getRegion() const { 401f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot->region; 402f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 403f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 40442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 40542f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Indicates whether rendering is currently targeted at a layer. 40642f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 407624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool hasLayer() const { 408f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return (mSnapshot->flags & Snapshot::kFlagFboTarget) && mSnapshot->region; 409f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 4101bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 41142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 41242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the name of the FBO this renderer is rendering into. 41342f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 414624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual GLint getTargetFbo() const { 41542f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy return 0; 41642f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy } 41742f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 41877a811610f99e21da7f88dafef60d09f345d0506Romain Guy /** 41977a811610f99e21da7f88dafef60d09f345d0506Romain Guy * Renders the specified layer as a textured quad. 42077a811610f99e21da7f88dafef60d09f345d0506Romain Guy * 42177a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param layer The layer to render 42277a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param rect The bounds of the layer 42377a811610f99e21da7f88dafef60d09f345d0506Romain Guy */ 42477a811610f99e21da7f88dafef60d09f345d0506Romain Guy void drawTextureLayer(Layer* layer, const Rect& rect); 42577a811610f99e21da7f88dafef60d09f345d0506Romain Guy 426be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 427be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Gets the alpha and xfermode out of a paint object. If the paint is null 428be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * alpha will be 255 and the xfermode will be SRC_OVER. 429be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * 430be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param paint The paint to extract values from 431be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param alpha Where to store the resulting alpha 432be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param mode Where to store the resulting xfermode 433be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 434be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy inline void getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode); 435be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 436be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 437be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Safely retrieves the mode from the specified xfermode. If the specified 438be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * xfermode is null, the mode is assumed to be SkXfermode::kSrcOver_Mode. 439be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 440be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy static inline SkXfermode::Mode getXfermode(SkXfermode* mode) { 441be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode resultMode; 442be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy if (!SkXfermode::AsMode(mode, &resultMode)) { 443be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy resultMode = SkXfermode::kSrcOver_Mode; 444be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 445be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return resultMode; 446be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 447be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 44811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy /** 44911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy * Set to true to suppress error checks at the end of a frame. 45011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy */ 451624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool suppressErrorChecks() const { 45211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 45311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 45411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 45508ae317c21ec3086b5017672bba87420cc38a407Romain Guyprivate: 4565cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 457dcfc836b457a87881da409e1acf251515f121446Romain Guy * Discards the content of the framebuffer if supported by the driver. 458dcfc836b457a87881da409e1acf251515f121446Romain Guy * This method should be called at the beginning of a frame to optimize 459dcfc836b457a87881da409e1acf251515f121446Romain Guy * rendering on some tiler architectures. 460dcfc836b457a87881da409e1acf251515f121446Romain Guy */ 461dcfc836b457a87881da409e1acf251515f121446Romain Guy void discardFramebuffer(float left, float top, float right, float bottom); 462dcfc836b457a87881da409e1acf251515f121446Romain Guy 463dcfc836b457a87881da409e1acf251515f121446Romain Guy /** 464ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * Ensures the state of the renderer is the same as the state of 465ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * the GL context. 466ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy */ 467ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy void syncState(); 468ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 469ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy /** 4702b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 471c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method will use the clip rect that we started drawing the 472c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * frame with. 4732b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * This method needs to be invoked every time getTargetFbo() is 4742b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * bound again. 4752b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 47657b5268708c3b974296c7d4e58a02a957979224aRomain Guy void startTiling(const sp<Snapshot>& snapshot, bool opaque = false); 4772b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 4782b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 479c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 480c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method needs to be invoked every time getTargetFbo() is 481c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * bound again. 482c3fedafc5f50100219449125a000e3138f6fb987Romain Guy */ 483c3fedafc5f50100219449125a000e3138f6fb987Romain Guy void startTiling(const Rect& clip, int windowHeight, bool opaque = false); 484c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 485c3fedafc5f50100219449125a000e3138f6fb987Romain Guy /** 4862b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU that we are done drawing the frame or that we 4872b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * are switching to another render target. 4882b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 4892b7028eabac80cec170572bc0e945a1d4224e595Romain Guy void endTiling(); 4902b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 4912b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 4925cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Saves the current state of the renderer as a new snapshot. 4935cbbce535744b89df5ecea95de21ee3733298260Romain Guy * The new snapshot is saved in mSnapshot and the previous snapshot 4945cbbce535744b89df5ecea95de21ee3733298260Romain Guy * is linked from mSnapshot->previous. 4955cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 4968aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * @param flags The save flags; see SkCanvas for more information 4978aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * 4985cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @return The new save count. This value can be passed to #restoreToCount() 4995cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 5008aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy int saveSnapshot(int flags); 5015cbbce535744b89df5ecea95de21ee3733298260Romain Guy 5025cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5035cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Restores the current snapshot; mSnapshot becomes mSnapshot->previous. 5045cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 5052542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy * @return True if the clip was modified. 5065cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 507bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy bool restoreSnapshot(); 508bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5095cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5105cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Sets the clipping rectangle using glScissor. The clip is defined by 5115cbbce535744b89df5ecea95de21ee3733298260Romain Guy * the current snapshot's clipRect member. 5125cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 513bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy void setScissorFromClip(); 514bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5155cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Sets the clipping region using the stencil buffer. The clip region 5178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is defined by the current snapshot's clipRegion member. 5188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 5198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void setStencilFromClip(); 5208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 5218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 52235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Performs a quick reject but does not affect the scissor. Returns 52335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * the transformed rect to test and the current clip. 52435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 52535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy bool quickRejectNoScissor(float left, float top, float right, float bottom, 52635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip); 52735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 52835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 529cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * Performs a quick reject but adjust the bounds to account for stroke width if necessary 530cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik */ 531cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik bool quickRejectPreStroke(float left, float top, float right, float bottom, SkPaint* paint); 532cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 533cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik /** 534d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * Creates a new layer stored in the specified snapshot. 535d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 536d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param snapshot The snapshot associated with the new layer 537d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param left The left coordinate of the layer 538d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param top The top coordinate of the layer 539d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param right The right coordinate of the layer 540d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param bottom The bottom coordinate of the layer 541d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param alpha The translucency of the layer 542d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode of the layer 543d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param flags The layer save flags 544eb99356a0548684a501766e6a524529ab93304c8Romain Guy * @param previousFbo The name of the current framebuffer 545d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 546d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @return True if the layer was successfully created, false otherwise 547d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy */ 548d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createLayer(float left, float top, float right, float bottom, 549eb99356a0548684a501766e6a524529ab93304c8Romain Guy int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo); 550d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 551d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy /** 5525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Creates a new layer stored in the specified snapshot as an FBO. 5535b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5545b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to store as an FBO 5555b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param snapshot The snapshot associated with the new layer 5565b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param bounds The bounds of the layer 5575b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param previousFbo The name of the current framebuffer 5585b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 559d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo); 5605b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 5615b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 5625b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a region. 5635b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5645b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 5655b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 5665b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 5675b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRegion(Layer* layer, const Rect& rect); 5685b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 5695b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 5705b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a simple rectangle. 5715b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5725b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 5735b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 5745b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param swap If true, the source and destination are swapped 5755b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 5765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRect(Layer* layer, const Rect& rect, bool swap = false); 5775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 57854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 57954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Clears all the regions corresponding to the current list of layers. 58054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method MUST be invoked before any drawing operation. 58154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 58254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void clearLayerRegions(); 58354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 58454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 585f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. The coordinates 586f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * are transformed with the supplied matrix. 587f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 588f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 589f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom, const mat4 transform); 590f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 591f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 592f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. 593f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 594f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 595f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom); 596f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 597f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 5985cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a colored rectangle with the specified color. The specified coordinates 599735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * are transformed by the current snapshot's transform matrix unless specified 600735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * otherwise. 6015cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 6025cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 6035cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 6045cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 6055cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 6065cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param color The rectangle's ARGB color, defined as a packed 32 bits word 607026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param mode The Skia xfermode to use 6083d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy * @param ignoreTransform True if the current transform should be ignored 6095cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 610026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void drawColorRect(float left, float top, float right, float bottom, 6111c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform = false); 6125cbbce535744b89df5ecea95de21ee3733298260Romain Guy 61354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 614735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * Draws a series of colored rectangles with the specified color. The specified 615735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * coordinates are transformed by the current snapshot's transform matrix unless 616735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * specified otherwise. 617735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * 618735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param rects A list of rectangles, 4 floats (left, top, right, bottom) 619735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * per rectangle 620735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param color The rectangles' ARGB color, defined as a packed 32 bits word 621735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param mode The Skia xfermode to use 622735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param ignoreTransform True if the current transform should be ignored 6238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * @param dirty True if calling this method should dirty the current layer 6243bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy * @param clip True if the rects should be clipped, false otherwise 625735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy */ 626735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy status_t drawColorRects(const float* rects, int count, int color, 6273bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform = false, 6283bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy bool dirty = true, bool clip = true); 629735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 630735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy /** 63154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the shape represented by the specified path texture. 63254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method invokes drawPathTexture() but takes into account 63354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * the extra left/top offset and the texture offset to correctly 63454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * position the final shape. 63554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 63654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The left coordinate of the shape to render 63754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The top coordinate of the shape to render 63854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture reprsenting the shape 63954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the shape with 64054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 641486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t drawShape(float left, float top, const PathTexture* texture, SkPaint* paint); 64254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 64354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 64454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the specified texture as an alpha bitmap. Alpha bitmaps obey 64554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * different compositing rules. 64654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 64754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to draw with 64854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The x coordinate of the bitmap 64954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The y coordinate of the bitmap 65054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to render with 65154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 652a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy void drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint); 653a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 65454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 65565cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a strip of polygons with the specified paint, used for tessellated geometry. 65665cd612face362d054a85d0f7e5881c59cd523beChris Craik * 65765cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param vertexBuffer The VertexBuffer to be drawn 65865cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param paint The paint to render with 65965cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param useOffset Offset the vertexBuffer (used in drawing non-AA lines) 66065cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 66165cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 66265cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = false); 66365cd612face362d054a85d0f7e5881c59cd523beChris Craik 66465cd612face362d054a85d0f7e5881c59cd523beChris Craik /** 665710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * Renders the convex hull defined by the specified path as a strip of polygons. 66654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 667710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * @param path The hull of the path to draw 668cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * @param paint The paint to render with 66954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 67065cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawConvexPath(const SkPath& path, SkPaint* paint); 671858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 6725cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6735cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 6745cbbce535744b89df5ecea95de21ee3733298260Romain Guy * are transformed by the current snapshot's transform matrix. 6755cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 6765cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 6775cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 6785cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 6795cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 6805cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param texture The texture name to map onto the rectangle 6815cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 682d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode 683c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy * @param blend True if the texture contains an alpha channel 6845cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 685bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy void drawTextureRect(float left, float top, float right, float bottom, GLuint texture, 686a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend); 687c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 688026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy /** 68982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 69082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * are transformed by the current snapshot's transform matrix. 69182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 69282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 69382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 69482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 69582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 69682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture to use 69782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param paint The paint containing the alpha, blending mode, etc. 69882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 699a979474f15b454c8e2963f239a3770e200bb227cRomain Guy void drawTextureRect(float left, float top, float right, float bottom, 7008164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint); 70182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 70282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy /** 70303750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * Draws a textured mesh with the specified texture. If the indices are omitted, 70403750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * the mesh is drawn as a simple quad. The mesh pointers become offsets when a 70503750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * VBO is bound. 70682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 70782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 70882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 70982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 71082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 71182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture name to map onto the rectangle 71282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 71382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param mode The blending mode 71482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param blend True if the texture contains an alpha channel 71582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param vertices The vertices that define the mesh 71682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texCoords The texture coordinates of each vertex 71782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param elementsCount The number of elements in the mesh, required by indices 718f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param swapSrcDst Whether or not the src and dst blending operations should be swapped 719f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param ignoreTransform True if the current transform should be ignored 72003750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * @param vbo The VBO used to draw the mesh 7215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param ignoreScale True if the model view matrix should not be scaled 7225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param dirty True if calling this method should dirty the current layer 723f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy */ 724f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy void drawTextureMesh(float left, float top, float right, float bottom, GLuint texture, 725a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend, 7266820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 7275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, 7285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool ignoreScale = false, bool dirty = true); 729f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 730886b275e529e44a59c54b933453d9bc902973178Romain Guy void drawAlpha8TextureMesh(float left, float top, float right, float bottom, 731886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 732886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 733886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform, bool dirty = true); 734886b275e529e44a59c54b933453d9bc902973178Romain Guy 735f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy /** 7360a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * Draws text underline and strike-through if needed. 7370a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * 7380a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param text The text to decor 7390a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param bytesCount The number of bytes in the text 7400a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param length The length in pixels of the text, can be <= 0.0f to force a measurement 7410a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param x The x coordinate where the text will be drawn 7420a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param y The y coordinate where the text will be drawn 7430a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param paint The paint to draw the text with 7440a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy */ 7450a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy void drawTextDecorations(const char* text, int bytesCount, float length, 7460a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint); 7471e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 748416a847633680d94efb926837efdc18726d54918Raph Levien /** 749416a847633680d94efb926837efdc18726d54918Raph Levien * Draws shadow layer on text (with optional positions). 750416a847633680d94efb926837efdc18726d54918Raph Levien * 751416a847633680d94efb926837efdc18726d54918Raph Levien * @param paint The paint to draw the shadow with 752416a847633680d94efb926837efdc18726d54918Raph Levien * @param text The text to draw 753416a847633680d94efb926837efdc18726d54918Raph Levien * @param bytesCount The number of bytes in the text 754416a847633680d94efb926837efdc18726d54918Raph Levien * @param count The number of glyphs in the text 755416a847633680d94efb926837efdc18726d54918Raph Levien * @param positions The x, y positions of individual glyphs (or NULL) 756416a847633680d94efb926837efdc18726d54918Raph Levien * @param fontRenderer The font renderer object 757416a847633680d94efb926837efdc18726d54918Raph Levien * @param alpha The alpha value for drawing the shadow 758416a847633680d94efb926837efdc18726d54918Raph Levien * @param mode The xfermode for drawing the shadow 759416a847633680d94efb926837efdc18726d54918Raph Levien * @param x The x coordinate where the shadow will be drawn 760416a847633680d94efb926837efdc18726d54918Raph Levien * @param y The y coordinate where the shadow will be drawn 761416a847633680d94efb926837efdc18726d54918Raph Levien */ 762416a847633680d94efb926837efdc18726d54918Raph Levien void drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 763416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 764416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y); 765416a847633680d94efb926837efdc18726d54918Raph Levien 76654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 76754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws a path texture. Path textures are alpha8 bitmaps that need special 76854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * compositing to apply colors/filters/etc. 76954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 77054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to render 77154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param x The x coordinate where the texture will be drawn 77254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param y The y coordinate where the texture will be drawn 77354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the texture with 77454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 775416a847633680d94efb926837efdc18726d54918Raph Levien void drawPathTexture(const PathTexture* texture, float x, float y, SkPaint* paint); 77601d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 7771e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy /** 778ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Resets the texture coordinates stored in mMeshVertices. Setting the values 779026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * back to default is achieved by calling: 780026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 7818ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy * resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 782026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 783026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u1 The left coordinate of the texture 784026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v1 The bottom coordinate of the texture 785026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u2 The right coordinate of the texture 786026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v2 The top coordinate of the texture 787026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy */ 788026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void resetDrawTextureTexCoords(float u1, float v1, float u2, float v2); 789026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 7908ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy /** 791768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy * Returns true if the specified paint will draw invisible text. 792768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy */ 793768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy bool canSkipText(const SkPaint* paint) const; 794768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 795768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy /** 796746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Binds the specified texture. The texture unit must have been selected 797746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * prior to calling this method. 798a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy */ 799746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void bindTexture(GLuint texture) { 800746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy glBindTexture(GL_TEXTURE_2D, texture); 801746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 802746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 803746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 804aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * Binds the specified EGLImage texture. The texture unit must have been selected 805aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * prior to calling this method. 806aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy */ 807aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy inline void bindExternalTexture(GLuint texture) { 808aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture); 809aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 810aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 811aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy /** 81282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Enable or disable blending as necessary. This function sets the appropriate 81382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * blend function based on the specified xfermode. 81482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 815f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy inline void chooseBlending(bool blend, SkXfermode::Mode mode, ProgramDescription& description, 816f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy bool swapSrcDst = false); 817a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 818f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy /** 819d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * Use the specified program with the current GL context. If the program is already 820d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * in use, it will not be bound again. If it is not in use, the current program is 821d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * marked unused and the specified program becomes used and becomes the new 822d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * current program. 8236926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy * 824d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @param program The program to use 825d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * 826d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @return true If the specified program was already in use, false otherwise. 827260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy */ 828889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy inline bool useProgram(Program* program); 829260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 830746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 831746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Invoked before any drawing operation. This sets required state. 832746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 83354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void setupDraw(bool clear = true); 83417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 83570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy /** 83670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy * Various methods to setup OpenGL rendering. 83770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy */ 83870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawWithTexture(bool isAlpha8 = false); 839ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawWithTextureAndColor(bool isAlpha8 = false); 840aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawWithExternalTexture(); 84115bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy void setupDrawNoTexture(); 842710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void setupDrawAA(); 843ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy void setupDrawPoint(float pointSize); 8448d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawColor(int color, int alpha); 84570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColor(float r, float g, float b, float a); 84686568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawAlpha8Color(int color, int alpha); 8474121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGamma(const SkPaint* paint); 84870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShader(); 84970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilter(); 85070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 85170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 85270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(bool blend = true, SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 85370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 85470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawProgram(); 85570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawDirtyRegionsDisabled(); 8568a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase void setupDrawModelViewIdentity(bool offset = false); 85770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelView(float left, float top, float right, float bottom, 85870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false, bool ignoreModelView = false); 85970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelViewTranslate(float left, float top, float right, float bottom, 86070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false); 861ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy void setupDrawPointUniforms(); 86270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorUniforms(); 86386568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawPureColorUniforms(); 8648d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawShaderIdentityUniforms(); 86570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShaderUniforms(bool ignoreTransform = false); 86670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilterUniforms(); 86770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawSimpleMesh(); 86870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawTexture(GLuint texture); 869aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawExternalTexture(GLuint texture); 8708f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransform(); 8718f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransformUniforms(mat4& transform); 8724121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGammaUniforms(); 8738d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords = NULL, GLuint vbo = 0); 874ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors); 87515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy void setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords); 8765b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase void setupDrawVertices(GLvoid* vertices); 87770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void finishDrawTexture(); 878f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy void accountForClear(SkXfermode::Mode mode); 879746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 88011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy bool updateLayer(Layer* layer, bool inFrame); 88111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy void updateLayers(); 88211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 88317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 88417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Renders the specified region as a series of rectangles. This method 88517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * is used for debugging only. 88617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 8873a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy void drawRegionRects(const Region& region); 8883a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 8898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 8908ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Renders the specified region as a series of rectangles. The region 8918ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * must be in screen-space coordinates. 8928ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 8938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void drawRegionRects(const SkRegion& region, int color, SkXfermode::Mode mode, 8948ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool dirty = false); 8958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 8968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 8978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Draws the current clip region if any. Only when DEBUG_CLIP_REGIONS 8988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is turned on. 8998ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 9008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void debugClip(); 9018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9027c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void debugOverdraw(bool enable, bool clear); 9037c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void renderOverdraw(); 9047c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 905746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 906746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Should be invoked every time the glScissor is modified. 907746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 908746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void dirtyClip() { 909746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy mDirtyClip = true; 910746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 911746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 9123b753829ae858d424fe109f714745379a6daf455Romain Guy inline mat4& currentTransform() const { 9133b753829ae858d424fe109f714745379a6daf455Romain Guy return *mSnapshot->transform; 9143b753829ae858d424fe109f714745379a6daf455Romain Guy } 9153b753829ae858d424fe109f714745379a6daf455Romain Guy 916bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Dimensions of the drawing surface 917bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mWidth, mHeight; 918bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 91985bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy // Matrix used for ortho projection in shaders 920260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mat4 mOrthoMatrix; 921bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 922c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy // Model-view matrix used to position/size objects 923c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy mat4 mModelView; 924c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 925bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Number of saved states 926bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mSaveCount; 927f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy // Base state 928ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy sp<Snapshot> mFirstSnapshot; 929bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Current state 930bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy sp<Snapshot> mSnapshot; 9312b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // State used to define the clipping region 9322b7028eabac80cec170572bc0e945a1d4224e595Romain Guy sp<Snapshot> mTilingSnapshot; 9339d5316e3f56d138504565ff311145ac01621dff4Romain Guy 934026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy // Used to draw textured quads 935ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex mMeshVertices[4]; 936ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 937c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // shader, filters, and shadow 938c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DrawModifiers mDrawModifiers; 9395ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy SkPaint mFilteredPaint; 9405ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 94182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy // Various caches 942fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy Caches& mCaches; 9433bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Extensions& mExtensions; 9448694230ff25fa0a60e480d424843e56b718f0516Romain Guy 9458f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of rectangles to clear after saveLayer() is invoked 94654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vector<Rect*> mLayers; 9478f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of functors to invoke after a frame is drawn 948ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> mFunctors; 94911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // List of layers to update at the beginning of a frame 95011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Vector<Layer*> mLayerUpdates; 95154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 952746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy // Indicates whether the clip must be restored 953746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy bool mDirtyClip; 954746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 95570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // The following fields are used to setup drawing 95670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Used to describe the shaders to generate 95770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy ProgramDescription mDescription; 95870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Color description 95970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mColorSet; 96070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy float mColorA, mColorR, mColorG, mColorB; 96170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Indicates that the shader should get a color 96270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mSetShaderColor; 96370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Current texture unit 96470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy GLuint mTextureUnit; 96570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Track dirty regions, true by default 96670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mTrackDirtyRegions; 9672b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // Indicate whether we are drawing an opaque frame 9682b7028eabac80cec170572bc0e945a1d4224e595Romain Guy bool mOpaqueFrame; 96970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 97087e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // See PROPERTY_DISABLE_SCISSOR_OPTIMIZATION in 97187e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // Properties.h 97287e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy bool mScissorOptimizationDisabled; 97387e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 97454c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // No-ops start/endTiling when set 97554c1a64d5441a964890b44280e4457e11f4f924aRomain Guy bool mSuppressTiling; 97654c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 977ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy // Optional name of the renderer 978ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy String8 mName; 979ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 980b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy friend class DisplayListRenderer; 981b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 982bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy}; // class OpenGLRenderer 983e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9849d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 985e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 986e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 9875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif // ANDROID_HWUI_OPENGL_RENDERER_H 988