OpenGLRenderer.h revision 408eb12631376cbdc96803e918decf6ea804d346
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 68ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikenum StateDeferFlags { 69ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik kStateDeferFlag_Draw = 0x1, 70ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik kStateDeferFlag_Clip = 0x2 71ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik}; 72ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 73c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craikstruct DeferredDisplayState { 74c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik Rect mBounds; // local bounds, mapped with matrix to be in screen space coordinates, clipped. 75c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 76c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // the below are set and used by the OpenGLRenderer at record and deferred playback 77c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik Rect mClip; 78c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik mat4 mMatrix; 79c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DrawModifiers mDrawModifiers; 80ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik float mAlpha; 81c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik}; 82c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 83f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 84f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Renderer 85f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 86f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 870fe478ea04720a57ef3919dbc23711bc7eba517fRomain Guyclass DisplayList; 88257ae3502cfad43df681b1783528d645bdabc63fRomain Guyclass TextSetupFunctor; 8965cd612face362d054a85d0f7e5881c59cd523beChris Craikclass VertexBuffer; 90b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 915cbbce535744b89df5ecea95de21ee3733298260Romain Guy/** 925cbbce535744b89df5ecea95de21ee3733298260Romain Guy * OpenGL renderer used to draw accelerated 2D graphics. The API is a 935cbbce535744b89df5ecea95de21ee3733298260Romain Guy * simplified version of Skia's Canvas API. 945cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 9585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guyclass OpenGLRenderer { 96e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guypublic: 977953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API OpenGLRenderer(); 98e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual ~OpenGLRenderer(); 99e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 10017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 101ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * Sets the name of this renderer. The name is optional and 102ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * empty by default. If the pointer is null the name is set 103ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * to the empty string. 104ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy */ 105ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy ANDROID_API void setName(const char* name); 106ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 107ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy /** 108ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * Returns the name of this renderer as UTF8 string. 109ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy * The returned pointer is never null. 110ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy */ 111ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy ANDROID_API const char* getName() const; 112ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 113ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy /** 11487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy * Read externally defined properties to control the behavior 11587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy * of the renderer. 11687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy */ 11787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy ANDROID_API void initProperties(); 11887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 11987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy /** 12017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Indicates whether this renderer executes drawing commands immediately. 12117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * If this method returns true, the drawing commands will be executed 12217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * later. 12317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 12449c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy virtual bool isDeferred(); 12549c5fc0b9e850497233e189ff9dcc71a78ebe6e7Romain Guy 12617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 12717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Sets the dimension of the underlying drawing surface. This method must 12817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * be called at least once every time the drawing surface changes size. 12917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 13017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param width The width in pixels of the underlysing surface 13117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param height The height in pixels of the underlysing surface 13217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 133b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy virtual void setViewport(int width, int height); 134e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy 13517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 13617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Prepares the renderer to draw a frame. This method must be invoked 13717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * at the beginning of each frame. When this method is invoked, the 13817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * entire drawing surface is assumed to be redrawn. 13917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 14017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param opaque If true, the target surface is considered opaque 14117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * and will not be cleared. If false, the target surface 14217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * will be cleared 14317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 1447c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy ANDROID_API status_t prepare(bool opaque); 14517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 14617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 14717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Prepares the renderer to draw a frame. This method must be invoked 14817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * at the beginning of each frame. Only the specified rectangle of the 14917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * frame is assumed to be dirty. A clip will automatically be set to 15017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * the specified rectangle. 15117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * 15217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param left The left coordinate of the dirty rectangle 15317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param top The top coordinate of the dirty rectangle 15417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param right The right coordinate of the dirty rectangle 15517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param bottom The bottom coordinate of the dirty rectangle 15617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * @param opaque If true, the target surface is considered opaque 15717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * and will not be cleared. If false, the target surface 15817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * will be cleared in the specified dirty rectangle 15917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 1607c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t prepareDirty(float left, float top, float right, float bottom, bool opaque); 161e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy 16217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 16317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Indicates the end of a frame. This method must be invoked whenever 16417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * the caller is done rendering a frame. 16517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 16617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy virtual void finish(); 1676c319ca1275c8db892c39b48fc54864c949f9171Romain Guy 168c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy /** 169c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This method must be invoked before handing control over to a draw functor. 170c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * See callDrawGLFunction() for instance. 171c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * 172c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This command must not be recorded inside display lists. 173c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy */ 174c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy virtual void interrupt(); 175c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy 176c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy /** 177c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This method must be invoked after getting control back from a draw functor. 178c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * 179c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy * This command must not be recorded inside display lists. 180c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy */ 181c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy virtual void resume(); 182c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy 1838f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy ANDROID_API status_t invokeFunctors(Rect& dirty); 184ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy ANDROID_API void detachFunctor(Functor* functor); 185ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy ANDROID_API void attachFunctor(Functor* functor); 1868f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy virtual status_t callDrawGLFunction(Functor* functor, Rect& dirty); 18708ae317c21ec3086b5017672bba87420cc38a407Romain Guy 18811cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ANDROID_API void pushLayerUpdate(Layer* layer); 18911cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy ANDROID_API void clearLayerUpdates(); 19011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 1917953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API int getSaveCount() const; 1924aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual int save(int flags); 1934aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restore(); 1944aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void restoreToCount(int saveCount); 195bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 196ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ANDROID_API int saveLayer(float left, float top, float right, float bottom, 197ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik SkPaint* paint, int flags) { 198ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode; 199ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik if (paint) mode = getXfermode(paint->getXfermode()); 200ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return saveLayer(left, top, right, bottom, paint ? paint->getAlpha() : 255, mode, flags); 201ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 202ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik ANDROID_API int saveLayerAlpha(float left, float top, float right, float bottom, 203ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, int flags) { 204ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return saveLayer(left, top, right, bottom, alpha, SkXfermode::kSrcOver_Mode, flags); 205ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 206e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual int saveLayer(float left, float top, float right, float bottom, 207ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik int alpha, SkXfermode::Mode mode, int flags); 208bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 209d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int saveLayerDeferred(float left, float top, float right, float bottom, 210d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int alpha, SkXfermode::Mode mode, int flags); 211d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 2124aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void translate(float dx, float dy); 2134aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void rotate(float degrees); 2144aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void scale(float sx, float sy); 215807daf7df615b60ce6fc41355aabe3aa353cebabRomain Guy virtual void skew(float sx, float sy); 216f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 217b98a016c6769b9e80d392df22fe77a2fca048d9fChris Craik bool hasRectToRectTransform(); 2187953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API void getMatrix(SkMatrix* matrix); 2194aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setMatrix(SkMatrix* matrix); 2204aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void concatMatrix(SkMatrix* matrix); 221f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy 2227953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API const Rect& getClipBounds(); 2237953745dd565167113f8cbfc461bc0521d32d870Romain Guy ANDROID_API bool quickReject(float left, float top, float right, float bottom); 2248a4ac610e1aaf04931ac1af54b146a7fc8e66114Romain Guy bool quickRejectNoScissor(float left, float top, float right, float bottom); 2254aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual bool clipRect(float left, float top, float right, float bottom, SkRegion::Op op); 226735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipPath(SkPath* path, SkRegion::Op op); 227735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy virtual bool clipRegion(SkRegion* region, SkRegion::Op op); 228a23eed808a1ae4ec0d818c0a9238385e797fd056Chet Haase virtual Rect* getClipRect(); 229bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 230ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik virtual status_t drawDisplayList(DisplayList* displayList, Rect& dirty, int32_t replayFlags); 231c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik virtual void outputDisplayList(DisplayList* displayList); 232a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik virtual status_t drawLayer(Layer* layer, float x, float y); 233486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float left, float top, SkPaint* paint); 234486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, SkMatrix* matrix, SkPaint* paint); 235486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmap(SkBitmap* bitmap, float srcLeft, float srcTop, 236e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy float srcRight, float srcBottom, float dstLeft, float dstTop, 2375c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float dstRight, float dstBottom, SkPaint* paint); 238486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapData(SkBitmap* bitmap, float left, float top, SkPaint* paint); 239486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawBitmapMesh(SkBitmap* bitmap, int meshWidth, int meshHeight, 2405a7b466a2b4b7ced739bd5c31e022de61650545aRomain Guy float* vertices, int* colors, SkPaint* paint); 241486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 2424bb942083a0d4db746adf95349108dd8ef842e32Romain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 2435c13d89c1332fcc499379b9064b891187b75ca32Chet Haase float left, float top, float right, float bottom, SkPaint* paint); 244be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy status_t drawPatch(SkBitmap* bitmap, const int32_t* xDivs, const int32_t* yDivs, 245be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy const uint32_t* colors, uint32_t width, uint32_t height, int8_t numColors, 246be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy float left, float top, float right, float bottom, int alpha, SkXfermode::Mode mode); 247486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawColor(int color, SkXfermode::Mode mode); 248486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRect(float left, float top, float right, float bottom, SkPaint* paint); 249486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawRoundRect(float left, float top, float right, float bottom, 25001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy float rx, float ry, SkPaint* paint); 251486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawCircle(float x, float y, float radius, SkPaint* paint); 252486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawOval(float left, float top, float right, float bottom, SkPaint* paint); 253486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawArc(float left, float top, float right, float bottom, 2548b2f5267f16c295f12faab810527cd6311997e34Romain Guy float startAngle, float sweepAngle, bool useCenter, SkPaint* paint); 255486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPath(SkPath* path, SkPaint* paint); 256486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawLines(float* points, int count, SkPaint* paint); 257486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPoints(float* points, int count, SkPaint* paint); 258486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawTextOnPath(const char* text, int bytesCount, int count, SkPath* path, 259325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy float hOffset, float vOffset, SkPaint* paint); 260486590963e2207d68eebd6944fec70d50d41116aChet Haase virtual status_t drawPosText(const char* text, int bytesCount, int count, 261325740fb444af8fc7fb0119b2e30ce322c2ae134Romain Guy const float* positions, SkPaint* paint); 262c25259519f1b74bb62a2b051b74537f073436b5cRomain Guy virtual status_t drawText(const char* text, int bytesCount, int count, float x, float y, 263996e57c84368058be793897ebc355b917a59abc2Raph Levien const float* positions, SkPaint* paint, float length = -1.0f); 264672433d90fab7383cd28beac9d4485b566a90940Romain Guy virtual status_t drawRects(const float* rects, int count, SkPaint* paint); 26585bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 2664aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShader(); 2674aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShader(SkiaShader* shader); 268d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy 2694aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetColorFilter(); 2704aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupColorFilter(SkiaColorFilter* filter); 271db1938e0e6ef816e228c815adccebd5cb05f2aa8Romain Guy 2724aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void resetShadow(); 2734aa90573bbf86db0d33a3a790c5dbd0d93b95cfeRomain Guy virtual void setupShadow(float radius, float dx, float dy, int color); 2741e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 2755ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void resetPaintFilter(); 2765ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy virtual void setupPaintFilter(int clearBits, int setBits); 2775ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 278a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik SkPaint* filterPaint(SkPaint* paint); 2795ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 280ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik bool storeDisplayState(DeferredDisplayState& state, int stateDeferFlags); 281ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik void restoreDisplayState(const DeferredDisplayState& state, int stateDeferFlags); 282c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 283d90144db52c7297879b950cbbc85137ed123ab5bChris Craik const DrawModifiers& getDrawModifiers() { return mDrawModifiers; } 284d90144db52c7297879b950cbbc85137ed123ab5bChris Craik void setDrawModifiers(const DrawModifiers& drawModifiers) { mDrawModifiers = drawModifiers; } 285d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 286ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // TODO: what does this mean? no perspective? no rotate? 287672433d90fab7383cd28beac9d4485b566a90940Romain Guy ANDROID_API bool isCurrentTransformSimple() { 288672433d90fab7383cd28beac9d4485b566a90940Romain Guy return mSnapshot->transform->isSimple(); 289672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 290672433d90fab7383cd28beac9d4485b566a90940Romain Guy 2910f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy Caches& getCaches() { 2920f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy return mCaches; 2930f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy } 2940f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 295ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik // simple rect clip 296ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik bool isCurrentClipSimple() { 297ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik return mSnapshot->clipRegion->isEmpty(); 298ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik } 299ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 30017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 301a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik * Scales the alpha on the current snapshot. This alpha value will be modulated 30217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * with other alpha values when drawing primitives. 30317112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 304a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik void scaleAlpha(float alpha) { 305a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik mSnapshot->alpha *= alpha; 30617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy } 30717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 30817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 3090f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy * Inserts a named event marker in the stream of GL commands. 3100f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy */ 3110f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy void eventMark(const char* name) const; 3120f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 3130f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy /** 31417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Inserts a named group marker in the stream of GL commands. This marker 31517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * can be used by tools to group commands into logical groups. A call to 31617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * this method must always be followed later on by a call to endMark(). 31717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 31813631f3da855f200a151e7837ed9f6b079622b58Romain Guy void startMark(const char* name) const; 31917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 32017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 32117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Closes the last group marker opened by startMark(). 32217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 32313631f3da855f200a151e7837ed9f6b079622b58Romain Guy void endMark() const; 32413631f3da855f200a151e7837ed9f6b079622b58Romain Guy 325d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase /** 326d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * Gets the alpha and xfermode out of a paint object. If the paint is null 327d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * alpha will be 255 and the xfermode will be SRC_OVER. This method does 328d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * not multiply the paint's alpha by the current snapshot's alpha. 329d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * 330d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param paint The paint to extract values from 331d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param alpha Where to store the resulting alpha 332d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase * @param mode Where to store the resulting xfermode 333d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase */ 334d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase static inline void getAlphaAndModeDirect(SkPaint* paint, int* alpha, SkXfermode::Mode* mode) { 335d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase if (paint) { 336d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *mode = getXfermode(paint->getXfermode()); 337d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 338d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase // Skia draws using the color's alpha channel if < 255 339d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase // Otherwise, it uses the paint's alpha 340d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase int color = paint->getColor(); 341d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *alpha = (color >> 24) & 0xFF; 342d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase if (*alpha == 255) { 343d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *alpha = paint->getAlpha(); 344d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 345d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } else { 346d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *mode = SkXfermode::kSrcOver_Mode; 347d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase *alpha = 255; 348d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 349d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase } 350d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase 351624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy /** 352624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * Return the best transform to use to rasterize text given a full 353624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy * transform matrix. 354624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy */ 355624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy mat4 findBestFontTransform(const mat4& transform) const; 356624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 357e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guyprotected: 358e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy /** 35935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Computes the projection matrix, initialize the first snapshot 36035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * and stores the dimensions of the render target. 36135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 36235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void initViewport(int width, int height); 36335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 36435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 3657c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy * Clears the underlying surface if needed. 3667c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy */ 3677c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy virtual status_t clear(float left, float top, float right, float bottom, bool opaque); 3687c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 3697c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy /** 37035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Call this method after updating a layer during a drawing pass. 37135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 37235643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void resumeAfterLayer(); 37335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 37435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 3758ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * This method is called whenever a stencil buffer is required. Subclasses 3768ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * should override this method and call attachStencilBufferToLayer() on the 3778ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * appropriate layer(s). 3788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 3798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy virtual void ensureStencilBuffer(); 3808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 3818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 3828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Obtains a stencil render buffer (allocating it if necessary) and 3838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * attaches it to the specified layer. 3848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 3858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void attachStencilBufferToLayer(Layer* layer); 3868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 3878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 388e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * Compose the layer defined in the current snapshot with the layer 389e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * defined by the previous snapshot. 390e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 391e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * The current snapshot *must* be a layer (flag kFlagIsLayer set.) 392e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 393e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param curent The current snapshot containing the layer to compose 394e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param previous The previous snapshot to compose the current layer with 395e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy */ 396e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual void composeLayer(sp<Snapshot> current, sp<Snapshot> previous); 397694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 398ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 399f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Marks the specified region as dirty at the specified bounds. 400ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 401f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayerUnchecked(Rect& bounds, Region* region); 402ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 403ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 404f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Returns the current snapshot. 405ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 406624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy sp<Snapshot> getSnapshot() const { 407f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot; 408f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 409ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 41042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 41142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the region of the current layer. 41242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 413624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual Region* getRegion() const { 414f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return mSnapshot->region; 415f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 416f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 41742f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 41842f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Indicates whether rendering is currently targeted at a layer. 41942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 420624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool hasLayer() const { 421f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy return (mSnapshot->flags & Snapshot::kFlagFboTarget) && mSnapshot->region; 422f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 4231bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 42442f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 42542f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the name of the FBO this renderer is rendering into. 42642f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 427624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual GLint getTargetFbo() const { 42842f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy return 0; 42942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy } 43042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy 43177a811610f99e21da7f88dafef60d09f345d0506Romain Guy /** 43277a811610f99e21da7f88dafef60d09f345d0506Romain Guy * Renders the specified layer as a textured quad. 43377a811610f99e21da7f88dafef60d09f345d0506Romain Guy * 43477a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param layer The layer to render 43577a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param rect The bounds of the layer 43677a811610f99e21da7f88dafef60d09f345d0506Romain Guy */ 43777a811610f99e21da7f88dafef60d09f345d0506Romain Guy void drawTextureLayer(Layer* layer, const Rect& rect); 43877a811610f99e21da7f88dafef60d09f345d0506Romain Guy 439be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 440be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Gets the alpha and xfermode out of a paint object. If the paint is null 441be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * alpha will be 255 and the xfermode will be SRC_OVER. 442be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * 443be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param paint The paint to extract values from 444be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param alpha Where to store the resulting alpha 445be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * @param mode Where to store the resulting xfermode 446be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 447be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy inline void getAlphaAndMode(SkPaint* paint, int* alpha, SkXfermode::Mode* mode); 448be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 449be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 450be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * Safely retrieves the mode from the specified xfermode. If the specified 451be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy * xfermode is null, the mode is assumed to be SkXfermode::kSrcOver_Mode. 452be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy */ 453be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy static inline SkXfermode::Mode getXfermode(SkXfermode* mode) { 454be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy SkXfermode::Mode resultMode; 455be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy if (!SkXfermode::AsMode(mode, &resultMode)) { 456be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy resultMode = SkXfermode::kSrcOver_Mode; 457be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 458be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy return resultMode; 459be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy } 460be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 46111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy /** 46211cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy * Set to true to suppress error checks at the end of a frame. 46311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy */ 464624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool suppressErrorChecks() const { 46511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 46611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 46711cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 46808ae317c21ec3086b5017672bba87420cc38a407Romain Guyprivate: 4695cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 470dcfc836b457a87881da409e1acf251515f121446Romain Guy * Discards the content of the framebuffer if supported by the driver. 471dcfc836b457a87881da409e1acf251515f121446Romain Guy * This method should be called at the beginning of a frame to optimize 472dcfc836b457a87881da409e1acf251515f121446Romain Guy * rendering on some tiler architectures. 473dcfc836b457a87881da409e1acf251515f121446Romain Guy */ 474dcfc836b457a87881da409e1acf251515f121446Romain Guy void discardFramebuffer(float left, float top, float right, float bottom); 475dcfc836b457a87881da409e1acf251515f121446Romain Guy 476dcfc836b457a87881da409e1acf251515f121446Romain Guy /** 477ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * Ensures the state of the renderer is the same as the state of 478ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy * the GL context. 479ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy */ 480ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy void syncState(); 481ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy 482ddf74373616c89e0880a28a2185fd7ce3db91de6Romain Guy /** 4832b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 484c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method will use the clip rect that we started drawing the 485c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * frame with. 4862b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * This method needs to be invoked every time getTargetFbo() is 4872b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * bound again. 4882b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 48957b5268708c3b974296c7d4e58a02a957979224aRomain Guy void startTiling(const sp<Snapshot>& snapshot, bool opaque = false); 4902b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 4912b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 492c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * Tells the GPU what part of the screen is about to be redrawn. 493c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * This method needs to be invoked every time getTargetFbo() is 494c3fedafc5f50100219449125a000e3138f6fb987Romain Guy * bound again. 495c3fedafc5f50100219449125a000e3138f6fb987Romain Guy */ 496c3fedafc5f50100219449125a000e3138f6fb987Romain Guy void startTiling(const Rect& clip, int windowHeight, bool opaque = false); 497c3fedafc5f50100219449125a000e3138f6fb987Romain Guy 498c3fedafc5f50100219449125a000e3138f6fb987Romain Guy /** 4992b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * Tells the GPU that we are done drawing the frame or that we 5002b7028eabac80cec170572bc0e945a1d4224e595Romain Guy * are switching to another render target. 5012b7028eabac80cec170572bc0e945a1d4224e595Romain Guy */ 5022b7028eabac80cec170572bc0e945a1d4224e595Romain Guy void endTiling(); 5032b7028eabac80cec170572bc0e945a1d4224e595Romain Guy 5042b7028eabac80cec170572bc0e945a1d4224e595Romain Guy /** 5055cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Saves the current state of the renderer as a new snapshot. 5065cbbce535744b89df5ecea95de21ee3733298260Romain Guy * The new snapshot is saved in mSnapshot and the previous snapshot 5075cbbce535744b89df5ecea95de21ee3733298260Romain Guy * is linked from mSnapshot->previous. 5085cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 5098aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * @param flags The save flags; see SkCanvas for more information 5108aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy * 5115cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @return The new save count. This value can be passed to #restoreToCount() 5125cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 5138aef54fa17f2a3753d9a8f2027629bc480088f69Romain Guy int saveSnapshot(int flags); 5145cbbce535744b89df5ecea95de21ee3733298260Romain Guy 5155cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5165cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Restores the current snapshot; mSnapshot becomes mSnapshot->previous. 5175cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 5182542d199745cdf3ec910b8e3e4cff5851ed24e9bRomain Guy * @return True if the clip was modified. 5195cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 520bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy bool restoreSnapshot(); 521bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5225cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5235cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Sets the clipping rectangle using glScissor. The clip is defined by 5245cbbce535744b89df5ecea95de21ee3733298260Romain Guy * the current snapshot's clipRect member. 5255cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 526bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy void setScissorFromClip(); 527bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 5285cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 5298ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Sets the clipping region using the stencil buffer. The clip region 5308ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is defined by the current snapshot's clipRegion member. 5318ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 5328ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void setStencilFromClip(); 5338ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 5348ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 53535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Performs a quick reject but does not affect the scissor. Returns 53635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * the transformed rect to test and the current clip. 53735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 53835643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy bool quickRejectNoScissor(float left, float top, float right, float bottom, 53935643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy Rect& transformed, Rect& clip); 54035643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 54135643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 542cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * Performs a quick reject but adjust the bounds to account for stroke width if necessary 543cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik */ 544cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik bool quickRejectPreStroke(float left, float top, float right, float bottom, SkPaint* paint); 545cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik 546cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik /** 547408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds of the layer, calculates ... 548d90144db52c7297879b950cbbc85137ed123ab5bChris Craik */ 549d90144db52c7297879b950cbbc85137ed123ab5bChris Craik void calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer); 550d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 551d90144db52c7297879b950cbbc85137ed123ab5bChris Craik /** 552408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds + clip of the layer, updates current snapshot's empty/invisible 553408eb12631376cbdc96803e918decf6ea804d346Chris Craik */ 554408eb12631376cbdc96803e918decf6ea804d346Chris Craik void updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 555408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha); 556408eb12631376cbdc96803e918decf6ea804d346Chris Craik 557408eb12631376cbdc96803e918decf6ea804d346Chris Craik /** 558d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * Creates a new layer stored in the specified snapshot. 559d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 560d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param snapshot The snapshot associated with the new layer 561d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param left The left coordinate of the layer 562d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param top The top coordinate of the layer 563d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param right The right coordinate of the layer 564d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param bottom The bottom coordinate of the layer 565d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param alpha The translucency of the layer 566d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode of the layer 567d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param flags The layer save flags 568eb99356a0548684a501766e6a524529ab93304c8Romain Guy * @param previousFbo The name of the current framebuffer 569d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 570d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @return True if the layer was successfully created, false otherwise 571d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy */ 572d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createLayer(float left, float top, float right, float bottom, 573eb99356a0548684a501766e6a524529ab93304c8Romain Guy int alpha, SkXfermode::Mode mode, int flags, GLuint previousFbo); 574d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 575d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy /** 5765b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Creates a new layer stored in the specified snapshot as an FBO. 5775b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5785b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to store as an FBO 5795b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param snapshot The snapshot associated with the new layer 5805b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param bounds The bounds of the layer 5815b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param previousFbo The name of the current framebuffer 5825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 583d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createFboLayer(Layer* layer, Rect& bounds, Rect& clip, GLuint previousFbo); 5845b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 5855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 5865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a region. 5875b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5885b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 5895b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 5905b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 5915b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRegion(Layer* layer, const Rect& rect); 5925b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 5935b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 5945b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a simple rectangle. 5955b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5965b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 5975b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 5985b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param swap If true, the source and destination are swapped 5995b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 6005b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRect(Layer* layer, const Rect& rect, bool swap = false); 6015b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 60254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 60354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Clears all the regions corresponding to the current list of layers. 60454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method MUST be invoked before any drawing operation. 60554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 60654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void clearLayerRegions(); 60754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 60854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 609f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. The coordinates 610f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * are transformed with the supplied matrix. 611f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 612f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 613f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom, const mat4 transform); 614f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 615f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 616f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. 617f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 618f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 619f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom); 620f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 621f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 6225cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a colored rectangle with the specified color. The specified coordinates 623735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * are transformed by the current snapshot's transform matrix unless specified 624735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * otherwise. 6255cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 6265cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 6275cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 6285cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 6295cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 6305cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param color The rectangle's ARGB color, defined as a packed 32 bits word 631026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param mode The Skia xfermode to use 6323d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy * @param ignoreTransform True if the current transform should be ignored 6335cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 634026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void drawColorRect(float left, float top, float right, float bottom, 6351c740bce8a762f02b5283045a0e2de7c8fb41277Romain Guy int color, SkXfermode::Mode mode, bool ignoreTransform = false); 6365cbbce535744b89df5ecea95de21ee3733298260Romain Guy 63754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 638735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * Draws a series of colored rectangles with the specified color. The specified 639735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * coordinates are transformed by the current snapshot's transform matrix unless 640735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * specified otherwise. 641735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * 642735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param rects A list of rectangles, 4 floats (left, top, right, bottom) 643735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * per rectangle 644735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param color The rectangles' ARGB color, defined as a packed 32 bits word 645735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param mode The Skia xfermode to use 646735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param ignoreTransform True if the current transform should be ignored 6478ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * @param dirty True if calling this method should dirty the current layer 6483bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy * @param clip True if the rects should be clipped, false otherwise 649735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy */ 650735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy status_t drawColorRects(const float* rects, int count, int color, 6513bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy SkXfermode::Mode mode, bool ignoreTransform = false, 6523bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy bool dirty = true, bool clip = true); 653735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 654735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy /** 65554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the shape represented by the specified path texture. 65654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method invokes drawPathTexture() but takes into account 65754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * the extra left/top offset and the texture offset to correctly 65854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * position the final shape. 65954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 66054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The left coordinate of the shape to render 66154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The top coordinate of the shape to render 66254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture reprsenting the shape 66354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the shape with 66454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 665486590963e2207d68eebd6944fec70d50d41116aChet Haase status_t drawShape(float left, float top, const PathTexture* texture, SkPaint* paint); 66654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 66754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 66854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the specified texture as an alpha bitmap. Alpha bitmaps obey 66954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * different compositing rules. 67054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 67154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to draw with 67254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The x coordinate of the bitmap 67354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The y coordinate of the bitmap 67454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to render with 67554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 676a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy void drawAlphaBitmap(Texture* texture, float left, float top, SkPaint* paint); 677a168d7372132d6c87835878794b6ed43d0d282fdRomain Guy 67854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 67965cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a strip of polygons with the specified paint, used for tessellated geometry. 68065cd612face362d054a85d0f7e5881c59cd523beChris Craik * 68165cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param vertexBuffer The VertexBuffer to be drawn 68265cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param paint The paint to render with 68365cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param useOffset Offset the vertexBuffer (used in drawing non-AA lines) 68465cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 68565cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawVertexBuffer(const VertexBuffer& vertexBuffer, SkPaint* paint, 68665cd612face362d054a85d0f7e5881c59cd523beChris Craik bool useOffset = false); 68765cd612face362d054a85d0f7e5881c59cd523beChris Craik 68865cd612face362d054a85d0f7e5881c59cd523beChris Craik /** 689710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * Renders the convex hull defined by the specified path as a strip of polygons. 69054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 691710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * @param path The hull of the path to draw 692cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * @param paint The paint to render with 69354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 69465cd612face362d054a85d0f7e5881c59cd523beChris Craik status_t drawConvexPath(const SkPath& path, SkPaint* paint); 695858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 6965cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 6975cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 6985cbbce535744b89df5ecea95de21ee3733298260Romain Guy * are transformed by the current snapshot's transform matrix. 6995cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 7005cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 7015cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 7025cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 7035cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 7045cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param texture The texture name to map onto the rectangle 7055cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 706d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode 707c1396e93b6a5286a5183c00c781b62e940a12c1fRomain Guy * @param blend True if the texture contains an alpha channel 7085cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 709bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy void drawTextureRect(float left, float top, float right, float bottom, GLuint texture, 710a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend); 711c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 712026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy /** 71382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Draws a textured rectangle with the specified texture. The specified coordinates 71482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * are transformed by the current snapshot's transform matrix. 71582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 71682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 71782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 71882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 71982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 72082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture to use 72182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param paint The paint containing the alpha, blending mode, etc. 72282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 723a979474f15b454c8e2963f239a3770e200bb227cRomain Guy void drawTextureRect(float left, float top, float right, float bottom, 7248164c2d338781c3a3c4a443941070dca5d88f2a7Romain Guy Texture* texture, SkPaint* paint); 72582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy 72682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy /** 72703750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * Draws a textured mesh with the specified texture. If the indices are omitted, 72803750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * the mesh is drawn as a simple quad. The mesh pointers become offsets when a 72903750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * VBO is bound. 73082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * 73182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param left The left coordinate of the rectangle 73282ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param top The top coordinate of the rectangle 73382ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param right The right coordinate of the rectangle 73482ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param bottom The bottom coordinate of the rectangle 73582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texture The texture name to map onto the rectangle 73682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param alpha An additional translucency parameter, between 0.0f and 1.0f 73782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param mode The blending mode 73882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param blend True if the texture contains an alpha channel 73982ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param vertices The vertices that define the mesh 74082ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param texCoords The texture coordinates of each vertex 74182ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * @param elementsCount The number of elements in the mesh, required by indices 742f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param swapSrcDst Whether or not the src and dst blending operations should be swapped 743f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy * @param ignoreTransform True if the current transform should be ignored 74403750a067e818ca7fbd0f590e2ff6a8fded21e6cRomain Guy * @param vbo The VBO used to draw the mesh 7455b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param ignoreScale True if the model view matrix should not be scaled 7465b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param dirty True if calling this method should dirty the current layer 747f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy */ 748f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy void drawTextureMesh(float left, float top, float right, float bottom, GLuint texture, 749a979474f15b454c8e2963f239a3770e200bb227cRomain Guy float alpha, SkXfermode::Mode mode, bool blend, 7506820ac8b14b4558f5d8b833dde80895306a3e137Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 7515b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool swapSrcDst = false, bool ignoreTransform = false, GLuint vbo = 0, 7525b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy bool ignoreScale = false, bool dirty = true); 753f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 754886b275e529e44a59c54b933453d9bc902973178Romain Guy void drawAlpha8TextureMesh(float left, float top, float right, float bottom, 755886b275e529e44a59c54b933453d9bc902973178Romain Guy GLuint texture, bool hasColor, int color, int alpha, SkXfermode::Mode mode, 756886b275e529e44a59c54b933453d9bc902973178Romain Guy GLvoid* vertices, GLvoid* texCoords, GLenum drawMode, GLsizei elementsCount, 757886b275e529e44a59c54b933453d9bc902973178Romain Guy bool ignoreTransform, bool dirty = true); 758886b275e529e44a59c54b933453d9bc902973178Romain Guy 759f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy /** 7600a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * Draws text underline and strike-through if needed. 7610a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * 7620a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param text The text to decor 7630a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param bytesCount The number of bytes in the text 7640a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param length The length in pixels of the text, can be <= 0.0f to force a measurement 7650a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param x The x coordinate where the text will be drawn 7660a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param y The y coordinate where the text will be drawn 7670a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy * @param paint The paint to draw the text with 7680a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy */ 7690a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy void drawTextDecorations(const char* text, int bytesCount, float length, 7700a41749953f35d33f61b3119e3161a82bb5fa59eRomain Guy float x, float y, SkPaint* paint); 7711e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy 772416a847633680d94efb926837efdc18726d54918Raph Levien /** 773416a847633680d94efb926837efdc18726d54918Raph Levien * Draws shadow layer on text (with optional positions). 774416a847633680d94efb926837efdc18726d54918Raph Levien * 775416a847633680d94efb926837efdc18726d54918Raph Levien * @param paint The paint to draw the shadow with 776416a847633680d94efb926837efdc18726d54918Raph Levien * @param text The text to draw 777416a847633680d94efb926837efdc18726d54918Raph Levien * @param bytesCount The number of bytes in the text 778416a847633680d94efb926837efdc18726d54918Raph Levien * @param count The number of glyphs in the text 779416a847633680d94efb926837efdc18726d54918Raph Levien * @param positions The x, y positions of individual glyphs (or NULL) 780416a847633680d94efb926837efdc18726d54918Raph Levien * @param fontRenderer The font renderer object 781416a847633680d94efb926837efdc18726d54918Raph Levien * @param alpha The alpha value for drawing the shadow 782416a847633680d94efb926837efdc18726d54918Raph Levien * @param mode The xfermode for drawing the shadow 783416a847633680d94efb926837efdc18726d54918Raph Levien * @param x The x coordinate where the shadow will be drawn 784416a847633680d94efb926837efdc18726d54918Raph Levien * @param y The y coordinate where the shadow will be drawn 785416a847633680d94efb926837efdc18726d54918Raph Levien */ 786416a847633680d94efb926837efdc18726d54918Raph Levien void drawTextShadow(SkPaint* paint, const char* text, int bytesCount, int count, 787416a847633680d94efb926837efdc18726d54918Raph Levien const float* positions, FontRenderer& fontRenderer, int alpha, SkXfermode::Mode mode, 788416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y); 789416a847633680d94efb926837efdc18726d54918Raph Levien 79054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 79154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws a path texture. Path textures are alpha8 bitmaps that need special 79254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * compositing to apply colors/filters/etc. 79354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 79454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to render 79554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param x The x coordinate where the texture will be drawn 79654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param y The y coordinate where the texture will be drawn 79754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the texture with 79854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 799416a847633680d94efb926837efdc18726d54918Raph Levien void drawPathTexture(const PathTexture* texture, float x, float y, SkPaint* paint); 80001d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 8011e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy /** 802ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Resets the texture coordinates stored in mMeshVertices. Setting the values 803026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * back to default is achieved by calling: 804026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 8058ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy * resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 806026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 807026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u1 The left coordinate of the texture 808026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v1 The bottom coordinate of the texture 809026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u2 The right coordinate of the texture 810026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v2 The top coordinate of the texture 811026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy */ 812026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void resetDrawTextureTexCoords(float u1, float v1, float u2, float v2); 813026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 8148ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy /** 815768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy * Returns true if the specified paint will draw invisible text. 816768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy */ 817768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy bool canSkipText(const SkPaint* paint) const; 818768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 819768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy /** 820746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Binds the specified texture. The texture unit must have been selected 821746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * prior to calling this method. 822a1db574036c9bc2d397b69f8200594027e1fff16Romain Guy */ 823746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void bindTexture(GLuint texture) { 824746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy glBindTexture(GL_TEXTURE_2D, texture); 825746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 826746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 827746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 828aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * Binds the specified EGLImage texture. The texture unit must have been selected 829aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * prior to calling this method. 830aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy */ 831aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy inline void bindExternalTexture(GLuint texture) { 832aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture); 833aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy } 834aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 835aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy /** 83682ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * Enable or disable blending as necessary. This function sets the appropriate 83782ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy * blend function based on the specified xfermode. 83882ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy */ 839f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy inline void chooseBlending(bool blend, SkXfermode::Mode mode, ProgramDescription& description, 840f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy bool swapSrcDst = false); 841a5aed0d58962a24c44728ffc46dc9e1ba2f9fda5Romain Guy 842f607bdc167f66b3e7003acaa4736ae46d78c1492Romain Guy /** 843d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * Use the specified program with the current GL context. If the program is already 844d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * in use, it will not be bound again. If it is not in use, the current program is 845d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * marked unused and the specified program becomes used and becomes the new 846d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * current program. 8476926c72e25b8dec3dd4b84af0819fa1937ae7296Romain Guy * 848d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @param program The program to use 849d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * 850d27977d1a91d5a6b3cc9fa7664ac7e835e7bd895Romain Guy * @return true If the specified program was already in use, false otherwise. 851260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy */ 852889f8d1403761d5668115ced6cbb3f767cfe966dRomain Guy inline bool useProgram(Program* program); 853260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy 854746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 855746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Invoked before any drawing operation. This sets required state. 856746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 85754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void setupDraw(bool clear = true); 85817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 85970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy /** 86070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy * Various methods to setup OpenGL rendering. 86170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy */ 86270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawWithTexture(bool isAlpha8 = false); 863ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawWithTextureAndColor(bool isAlpha8 = false); 864aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawWithExternalTexture(); 86515bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy void setupDrawNoTexture(); 866710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik void setupDrawAA(); 867ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy void setupDrawPoint(float pointSize); 8688d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawColor(int color, int alpha); 86970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColor(float r, float g, float b, float a); 87086568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawAlpha8Color(int color, int alpha); 8714121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGamma(const SkPaint* paint); 87270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShader(); 87370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilter(); 87470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 87570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 87670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawBlending(bool blend = true, SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode, 87770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool swapSrcDst = false); 87870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawProgram(); 87970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawDirtyRegionsDisabled(); 8808a5cc92a150bae38ec43732d941b38bb381fe153Chet Haase void setupDrawModelViewIdentity(bool offset = false); 88170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelView(float left, float top, float right, float bottom, 88270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false, bool ignoreModelView = false); 88370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawModelViewTranslate(float left, float top, float right, float bottom, 88470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool ignoreTransform = false); 885ed6fcb034b44d9a6ac2fc72fee6030417811f234Romain Guy void setupDrawPointUniforms(); 88670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorUniforms(); 88786568198f2c83d4ce5c4cd692eda074ba9de9ed2Romain Guy void setupDrawPureColorUniforms(); 8888d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawShaderIdentityUniforms(); 88970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawShaderUniforms(bool ignoreTransform = false); 89070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawColorFilterUniforms(); 89170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawSimpleMesh(); 89270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void setupDrawTexture(GLuint texture); 893aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy void setupDrawExternalTexture(GLuint texture); 8948f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransform(); 8958f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy void setupDrawTextureTransformUniforms(mat4& transform); 8964121063313ac0d6f69f6253cac821d0c1c122086Romain Guy void setupDrawTextGammaUniforms(); 8978d0d4783a0206c5884bf0b958d181f450ba5207dRomain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords = NULL, GLuint vbo = 0); 898ff316ec7a76e52572a2e89b691e6b3bba0cafba3Romain Guy void setupDrawMesh(GLvoid* vertices, GLvoid* texCoords, GLvoid* colors); 89915bc6437f8b4cf10dba55c7638d349e7b9563f4fRomain Guy void setupDrawMeshIndices(GLvoid* vertices, GLvoid* texCoords); 9005b0200bd47e8a9a4dc8d2e6c3a110d522b30bf82Chet Haase void setupDrawVertices(GLvoid* vertices); 90170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy void finishDrawTexture(); 902f09ef51889f75289b041f9e9f949b7b82ed5b686Romain Guy void accountForClear(SkXfermode::Mode mode); 903746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 90411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy bool updateLayer(Layer* layer, bool inFrame); 90511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy void updateLayers(); 90611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 90717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 90817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Renders the specified region as a series of rectangles. This method 90917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * is used for debugging only. 91017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 9113a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy void drawRegionRects(const Region& region); 9123a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 9138ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 9148ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Renders the specified region as a series of rectangles. The region 9158ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * must be in screen-space coordinates. 9168ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 9178ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void drawRegionRects(const SkRegion& region, int color, SkXfermode::Mode mode, 9188ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy bool dirty = false); 9198ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9208ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 9218ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Draws the current clip region if any. Only when DEBUG_CLIP_REGIONS 9228ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is turned on. 9238ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 9248ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void debugClip(); 9258ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 9267c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void debugOverdraw(bool enable, bool clear); 9277c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void renderOverdraw(); 9287c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 929746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 930746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Should be invoked every time the glScissor is modified. 931746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 932746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy inline void dirtyClip() { 933746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy mDirtyClip = true; 934746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy } 935746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 9363b753829ae858d424fe109f714745379a6daf455Romain Guy inline mat4& currentTransform() const { 9373b753829ae858d424fe109f714745379a6daf455Romain Guy return *mSnapshot->transform; 9383b753829ae858d424fe109f714745379a6daf455Romain Guy } 9393b753829ae858d424fe109f714745379a6daf455Romain Guy 940bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Dimensions of the drawing surface 941bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mWidth, mHeight; 942bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 94385bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy // Matrix used for ortho projection in shaders 944260e102162322958cf17dbd895cd6bd30dc87e32Romain Guy mat4 mOrthoMatrix; 945bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 946c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy // Model-view matrix used to position/size objects 947c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy mat4 mModelView; 948c7d53494f1fbd9f9d74af89053ff9fdb1ccbac6cRomain Guy 949bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Number of saved states 950bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy int mSaveCount; 951f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy // Base state 952ae5575b3421c8fbe590ab046d7d5f2b36ecfd821Romain Guy sp<Snapshot> mFirstSnapshot; 953bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy // Current state 954bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy sp<Snapshot> mSnapshot; 9552b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // State used to define the clipping region 9565f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect mTilingClip; 9579d5316e3f56d138504565ff311145ac01621dff4Romain Guy 958026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy // Used to draw textured quads 959ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy TextureVertex mMeshVertices[4]; 960ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 961c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik // shader, filters, and shadow 962c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik DrawModifiers mDrawModifiers; 9635ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy SkPaint mFilteredPaint; 9645ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 96582ba814ca0dea659be2cc6523bc0137679d961ceRomain Guy // Various caches 966fb8b763f762ae21923c58d64caa729b012f40e05Romain Guy Caches& mCaches; 9673bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy Extensions& mExtensions; 9688694230ff25fa0a60e480d424843e56b718f0516Romain Guy 9698f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of rectangles to clear after saveLayer() is invoked 97054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy Vector<Rect*> mLayers; 9718f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of functors to invoke after a frame is drawn 972ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy SortedVector<Functor*> mFunctors; 97311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // List of layers to update at the beginning of a frame 97411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy Vector<Layer*> mLayerUpdates; 97554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 976746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy // Indicates whether the clip must be restored 977746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy bool mDirtyClip; 978746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 97970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // The following fields are used to setup drawing 98070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Used to describe the shaders to generate 98170ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy ProgramDescription mDescription; 98270ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Color description 98370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mColorSet; 98470ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy float mColorA, mColorR, mColorG, mColorB; 98570ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Indicates that the shader should get a color 98670ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mSetShaderColor; 98770ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Current texture unit 98870ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy GLuint mTextureUnit; 98970ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy // Track dirty regions, true by default 99070ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy bool mTrackDirtyRegions; 9912b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // Indicate whether we are drawing an opaque frame 9922b7028eabac80cec170572bc0e945a1d4224e595Romain Guy bool mOpaqueFrame; 99370ca14e08ae197547ac412e8a1210e1ebdfb2eb1Romain Guy 99487e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // See PROPERTY_DISABLE_SCISSOR_OPTIMIZATION in 99587e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // Properties.h 99687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy bool mScissorOptimizationDisabled; 99787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 99854c1a64d5441a964890b44280e4457e11f4f924aRomain Guy // No-ops start/endTiling when set 99954c1a64d5441a964890b44280e4457e11f4f924aRomain Guy bool mSuppressTiling; 100054c1a64d5441a964890b44280e4457e11f4f924aRomain Guy 1001ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy // Optional name of the renderer 1002ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy String8 mName; 1003ef35927abcd089652f87a985dd6dde7afde58b92Romain Guy 1004b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy friend class DisplayListRenderer; 1005257ae3502cfad43df681b1783528d645bdabc63fRomain Guy friend class TextSetupFunctor; 1006b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 1007bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy}; // class OpenGLRenderer 1008e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 10099d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 1010e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 1011e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 10125b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif // ANDROID_HWUI_OPENGL_RENDERER_H 1013