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 2003ae272459869b854e5db252fc81a64a516e111fChris Craik#include "CanvasState.h" 2103ae272459869b854e5db252fc81a64a516e111fChris Craik#include "Debug.h" 2203ae272459869b854e5db252fc81a64a516e111fChris Craik#include "Extensions.h" 2303ae272459869b854e5db252fc81a64a516e111fChris Craik#include "Matrix.h" 2403ae272459869b854e5db252fc81a64a516e111fChris Craik#include "Program.h" 2503ae272459869b854e5db252fc81a64a516e111fChris Craik#include "Rect.h" 2603ae272459869b854e5db252fc81a64a516e111fChris Craik#include "Snapshot.h" 2703ae272459869b854e5db252fc81a64a516e111fChris Craik#include "UvMapper.h" 2803ae272459869b854e5db252fc81a64a516e111fChris Craik#include "Vertex.h" 2903ae272459869b854e5db252fc81a64a516e111fChris Craik#include "Caches.h" 3003ae272459869b854e5db252fc81a64a516e111fChris Craik#include "utils/PaintUtils.h" 3103ae272459869b854e5db252fc81a64a516e111fChris Craik 329d5316e3f56d138504565ff311145ac01621dff4Romain Guy#include <GLES2/gl2.h> 339d5316e3f56d138504565ff311145ac01621dff4Romain Guy#include <GLES2/gl2ext.h> 3485bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 35ce0537b80087a6225273040a987414b1dd081aa0Romain Guy#include <SkBitmap.h> 3676d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger#include <SkCanvas.h> 3776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger#include <SkColorFilter.h> 386e03543f6335a03f9c3dc7d9afa9752f67a2e14cDerek Sollenberger#include <SkDrawLooper.h> 39f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy#include <SkMatrix.h> 40ce0537b80087a6225273040a987414b1dd081aa0Romain Guy#include <SkPaint.h> 41079ba2c85b15e882629b8d188f5fbdb42f7f8eeaRomain Guy#include <SkRegion.h> 4285bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy#include <SkXfermode.h> 43e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 44c29a0a4664a4b9871fadd668b632469a0db240b9Derek Sollenberger#include <utils/Blur.h> 45daf98e941e140e8739458126640183b9f296a2abChet Haase#include <utils/Functor.h> 46bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy#include <utils/RefBase.h> 47ba6be8a62dcdb3ffd210cd36b9af4e3a658eac47Romain Guy#include <utils/SortedVector.h> 48bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 497953745dd565167113f8cbfc461bc0521d32d870Romain Guy#include <cutils/compiler.h> 507953745dd565167113f8cbfc461bc0521d32d870Romain Guy 513b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy#include <androidfw/ResourceTypes.h> 523b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 53272a685f17cc4828257e521a6f62b7b17870f75eJohn Reck#include <vector> 54272a685f17cc4828257e521a6f62b7b17870f75eJohn Reck 55d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins IIIclass SkShader; 56d1ad5e62fda248c6d185cde3cb6d9f01a223066cLeon Scroggins III 57e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guynamespace android { 589d5316e3f56d138504565ff311145ac01621dff4Romain Guynamespace uirenderer { 59e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 6003ae272459869b854e5db252fc81a64a516e111fChris Craikenum class DrawOpMode { 6103ae272459869b854e5db252fc81a64a516e111fChris Craik kImmediate, 6203ae272459869b854e5db252fc81a64a516e111fChris Craik kDefer, 6303ae272459869b854e5db252fc81a64a516e111fChris Craik kFlush 6403ae272459869b854e5db252fc81a64a516e111fChris Craik}; 6503ae272459869b854e5db252fc81a64a516e111fChris Craik 66b458942bb6e6cf13c68341dda35ef5cee060f5aeChris Craikclass DeferredDisplayState; 67117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craikstruct Glop; 683b20251a355c88193c439f928a84ae69483fb488John Reckclass RenderState; 69e18264b079481a244b30e3f71012c53bbd861f92John Reckclass RenderNode; 70828407356dd5c34a3e441604aaf895cbec7c7e66Chris Craikclass TextDrawFunctor; 71b458942bb6e6cf13c68341dda35ef5cee060f5aeChris Craikclass VertexBuffer; 72b458942bb6e6cf13c68341dda35ef5cee060f5aeChris Craik 73ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craikenum StateDeferFlags { 74ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik kStateDeferFlag_Draw = 0x1, 75ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik kStateDeferFlag_Clip = 0x2 76ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik}; 77ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik 7828ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craikenum ClipSideFlags { 79a02c4ed885d97e516f844ddb0a96083f1b45b4cbChris Craik kClipSide_None = 0x0, 8028ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Left = 0x1, 8128ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Top = 0x2, 8228ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Right = 0x4, 8328ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik kClipSide_Bottom = 0x8, 84d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik kClipSide_Full = 0xF, 85d72b73cea49f29c41661e55eb6bfdbc04f09d809Chris Craik kClipSide_ConservativeFull = 0x1F 8628ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik}; 8728ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik 88bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craikenum VertexBufferDisplayFlags { 89bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik kVertexBuffer_Offset = 0x1, 9091a8c7c62913c2597e3bf5a6d59d2ed5fc7ba4e0Chris Craik kVertexBuffer_ShadowInterp = 0x2, 91bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik}; 92bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik 934063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik/** 944063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Defines additional transformation that should be applied by the model view matrix, beyond that of 954063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * the currentTransform() 964063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik */ 974063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craikenum ModelViewMode { 984063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik /** 994063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Used when the model view should simply translate geometry passed to the shader. The resulting 1004063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * matrix will be a simple translation. 1014063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik */ 1024063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_Translate = 0, 1034063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 1044063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik /** 1054063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * Used when the model view should translate and scale geometry. The resulting matrix will be a 1064063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik * translation + scale. This is frequently used together with VBO 0, the (0,0,1,1) rect. 1074063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik */ 1084063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik kModelViewMode_TranslateAndScale = 1, 1094063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik}; 1104063a0e03ba2e354cc6d19c0ffc073fd5b8aa2caChris Craik 111f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 112f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy// Renderer 113f6a11b8a9e25ff9861bbba19251bea84d8a5daf2Romain Guy/////////////////////////////////////////////////////////////////////////////// 1145cbbce535744b89df5ecea95de21ee3733298260Romain Guy/** 11514e513058ed4168c94e015638d16f5f87fd8063aChris Craik * OpenGL Renderer implementation. 1165cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 11703ae272459869b854e5db252fc81a64a516e111fChris Craikclass OpenGLRenderer : public CanvasStateClient { 118e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guypublic: 1193b20251a355c88193c439f928a84ae69483fb488John Reck OpenGLRenderer(RenderState& renderState); 120e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy virtual ~OpenGLRenderer(); 121e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 1223b20251a355c88193c439f928a84ae69483fb488John Reck void initProperties(); 12350210d912925aef14e4ce69be82e4949122a3cd9Alan Viverette void initLight(float lightRadius, uint8_t ambientShadowAlpha, 12450210d912925aef14e4ce69be82e4949122a3cd9Alan Viverette uint8_t spotShadowAlpha); 12550210d912925aef14e4ce69be82e4949122a3cd9Alan Viverette void setLightCenter(const Vector3& lightCenter); 12687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 12703ae272459869b854e5db252fc81a64a516e111fChris Craik /* 12803ae272459869b854e5db252fc81a64a516e111fChris Craik * Prepares the renderer to draw a frame. This method must be invoked 12903ae272459869b854e5db252fc81a64a516e111fChris Craik * at the beginning of each frame. Only the specified rectangle of the 13003ae272459869b854e5db252fc81a64a516e111fChris Craik * frame is assumed to be dirty. A clip will automatically be set to 13103ae272459869b854e5db252fc81a64a516e111fChris Craik * the specified rectangle. 13203ae272459869b854e5db252fc81a64a516e111fChris Craik * 13303ae272459869b854e5db252fc81a64a516e111fChris Craik * @param opaque If true, the target surface is considered opaque 13403ae272459869b854e5db252fc81a64a516e111fChris Craik * and will not be cleared. If false, the target surface 13503ae272459869b854e5db252fc81a64a516e111fChris Craik * will be cleared 13603ae272459869b854e5db252fc81a64a516e111fChris Craik */ 13764e445bf74bee2098781d608cedfd723d8cc88d3Chris Craik virtual void prepareDirty(int viewportWidth, int viewportHeight, 13864e445bf74bee2098781d608cedfd723d8cc88d3Chris Craik float left, float top, float right, float bottom, bool opaque); 139c89b14bba0f6cc2c91629080617f7ed215f697f3Romain Guy 14003ae272459869b854e5db252fc81a64a516e111fChris Craik /** 14103ae272459869b854e5db252fc81a64a516e111fChris Craik * Indicates the end of a frame. This method must be invoked whenever 14203ae272459869b854e5db252fc81a64a516e111fChris Craik * the caller is done rendering a frame. 14303ae272459869b854e5db252fc81a64a516e111fChris Craik * Returns true if any drawing was done during the frame (the output 14403ae272459869b854e5db252fc81a64a516e111fChris Craik * has changed / is "dirty" and should be displayed to the user). 14503ae272459869b854e5db252fc81a64a516e111fChris Craik */ 14603ae272459869b854e5db252fc81a64a516e111fChris Craik virtual bool finish(); 14703ae272459869b854e5db252fc81a64a516e111fChris Craik 14803ae272459869b854e5db252fc81a64a516e111fChris Craik void callDrawGLFunction(Functor* functor, Rect& dirty); 14908ae317c21ec3086b5017672bba87420cc38a407Romain Guy 1503b20251a355c88193c439f928a84ae69483fb488John Reck void pushLayerUpdate(Layer* layer); 1513b20251a355c88193c439f928a84ae69483fb488John Reck void cancelLayerUpdate(Layer* layer); 1523b20251a355c88193c439f928a84ae69483fb488John Reck void flushLayerUpdates(); 153443a714fa7c0dd07fee3527cc5bc3d3ca1fb7d44John Reck void markLayersAsBuildLayers(); 15411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 1553b20251a355c88193c439f928a84ae69483fb488John Reck virtual int saveLayer(float left, float top, float right, float bottom, 15603ae272459869b854e5db252fc81a64a516e111fChris Craik const SkPaint* paint, int flags) { 157e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik return saveLayer(left, top, right, bottom, paint, flags, nullptr); 1583f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik } 1593f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik 1603f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // Specialized saveLayer implementation, which will pass the convexMask to an FBO layer, if 1613f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik // created, which will in turn clip to that mask when drawn back/restored. 1623f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik int saveLayer(float left, float top, float right, float bottom, 1633f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask); 164bd6b79b40247aea7bfe13d0831c6c0472df6c636Romain Guy 165d90144db52c7297879b950cbbc85137ed123ab5bChris Craik int saveLayerDeferred(float left, float top, float right, float bottom, 166d44fbe55a9f434cb5bb0e34c143ba1445141990dDerek Sollenberger const SkPaint* paint, int flags); 167d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 16803ae272459869b854e5db252fc81a64a516e111fChris Craik void drawRenderNode(RenderNode* displayList, Rect& dirty, int32_t replayFlags = 1); 1693aadd60521960be063ee06208562ccb63dc414e3Chris Craik void drawLayer(Layer* layer); 17003ae272459869b854e5db252fc81a64a516e111fChris Craik void drawBitmap(const SkBitmap* bitmap, const SkPaint* paint); 171107843de4507b3511006cb9c77b8d0364374385aTom Hudson void drawBitmaps(const SkBitmap* bitmap, AssetAtlas::Entry* entry, int bitmapCount, 172d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, bool pureTranslate, const Rect& bounds, const SkPaint* paint); 17303ae272459869b854e5db252fc81a64a516e111fChris Craik void drawBitmap(const SkBitmap* bitmap, Rect src, Rect dst, 17403ae272459869b854e5db252fc81a64a516e111fChris Craik const SkPaint* paint); 17503ae272459869b854e5db252fc81a64a516e111fChris Craik void drawBitmapMesh(const SkBitmap* bitmap, int meshWidth, int meshHeight, 17603ae272459869b854e5db252fc81a64a516e111fChris Craik const float* vertices, const int* colors, const SkPaint* paint); 177107843de4507b3511006cb9c77b8d0364374385aTom Hudson void drawPatches(const SkBitmap* bitmap, AssetAtlas::Entry* entry, 178d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik TextureVertex* vertices, uint32_t indexCount, const SkPaint* paint); 179107843de4507b3511006cb9c77b8d0364374385aTom Hudson void drawPatch(const SkBitmap* bitmap, const Patch* mesh, AssetAtlas::Entry* entry, 180d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik float left, float top, float right, float bottom, const SkPaint* paint); 18103ae272459869b854e5db252fc81a64a516e111fChris Craik void drawColor(int color, SkXfermode::Mode mode); 18203ae272459869b854e5db252fc81a64a516e111fChris Craik void drawRect(float left, float top, float right, float bottom, 18303ae272459869b854e5db252fc81a64a516e111fChris Craik const SkPaint* paint); 18403ae272459869b854e5db252fc81a64a516e111fChris Craik void drawRoundRect(float left, float top, float right, float bottom, 18503ae272459869b854e5db252fc81a64a516e111fChris Craik float rx, float ry, const SkPaint* paint); 18603ae272459869b854e5db252fc81a64a516e111fChris Craik void drawCircle(float x, float y, float radius, const SkPaint* paint); 18703ae272459869b854e5db252fc81a64a516e111fChris Craik void drawOval(float left, float top, float right, float bottom, 18803ae272459869b854e5db252fc81a64a516e111fChris Craik const SkPaint* paint); 18903ae272459869b854e5db252fc81a64a516e111fChris Craik void drawArc(float left, float top, float right, float bottom, 19003ae272459869b854e5db252fc81a64a516e111fChris Craik float startAngle, float sweepAngle, bool useCenter, const SkPaint* paint); 19103ae272459869b854e5db252fc81a64a516e111fChris Craik void drawPath(const SkPath* path, const SkPaint* paint); 19203ae272459869b854e5db252fc81a64a516e111fChris Craik void drawLines(const float* points, int count, const SkPaint* paint); 19303ae272459869b854e5db252fc81a64a516e111fChris Craik void drawPoints(const float* points, int count, const SkPaint* paint); 194e8c3c813b0e3ac98304b17a751ce6e436e252bd9Chris Craik void drawTextOnPath(const glyph_t* glyphs, int bytesCount, int count, const SkPath* path, 19503ae272459869b854e5db252fc81a64a516e111fChris Craik float hOffset, float vOffset, const SkPaint* paint); 196e8c3c813b0e3ac98304b17a751ce6e436e252bd9Chris Craik void drawText(const glyph_t* glyphs, int bytesCount, int count, float x, float y, 197d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik const float* positions, const SkPaint* paint, float totalAdvance, const Rect& bounds, 19803ae272459869b854e5db252fc81a64a516e111fChris Craik DrawOpMode drawOpMode = DrawOpMode::kImmediate); 19903ae272459869b854e5db252fc81a64a516e111fChris Craik void drawRects(const float* rects, int count, const SkPaint* paint); 20085bf02fc16784d935fb9eebfa9cb20fe46ff7951Romain Guy 201107843de4507b3511006cb9c77b8d0364374385aTom Hudson void drawShadow(float casterAlpha, 202e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik const VertexBuffer* ambientShadowVertexBuffer, 203e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik const VertexBuffer* spotShadowVertexBuffer); 204f57776b2d195f0937906eb88b777bb55ccc36967Chris Craik 20503ae272459869b854e5db252fc81a64a516e111fChris Craik void setDrawFilter(SkDrawFilter* filter); 2065ff9df658230d49e42c43586997a02d8e4dd417eRomain Guy 2075e49b307eb99269db2db257760508b8efd7bb97dChris Craik /** 2085e49b307eb99269db2db257760508b8efd7bb97dChris Craik * Store the current display state (most importantly, the current clip and transform), and 2095e49b307eb99269db2db257760508b8efd7bb97dChris Craik * additionally map the state's bounds from local to window coordinates. 2105e49b307eb99269db2db257760508b8efd7bb97dChris Craik * 2115e49b307eb99269db2db257760508b8efd7bb97dChris Craik * Returns true if quick-rejected 2125e49b307eb99269db2db257760508b8efd7bb97dChris Craik */ 213ff78583d8a73ca35ce65b5d2592570ff6fb9901bChris Craik bool storeDisplayState(DeferredDisplayState& state, int stateDeferFlags); 214527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik void restoreDisplayState(const DeferredDisplayState& state, bool skipClipRestore = false); 21528ce94a4ffc7576f40776d212f1ada79fafaa061Chris Craik void setupMergedMultiDraw(const Rect* clipRect); 216c3566d06421c8acc0aafb18f7e307e5725ce87e1Chris Craik 2173b20251a355c88193c439f928a84ae69483fb488John Reck bool isCurrentTransformSimple() { 218d6b65f67717025b1162f86f04e2caa5723566cacChris Craik return currentTransform()->isSimple(); 219672433d90fab7383cd28beac9d4485b566a90940Romain Guy } 220672433d90fab7383cd28beac9d4485b566a90940Romain Guy 2210f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy Caches& getCaches() { 2220f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy return mCaches; 2230f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy } 2240f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 22565fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik RenderState& renderState() { 22665fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik return mRenderState; 22765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik } 22865fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik 229984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson int getViewportWidth() { return mState.getViewportWidth(); } 230984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson int getViewportHeight() { return mState.getViewportHeight(); } 2310e87f00f8cb79635aa70b9a2dfa02bf19dc7473dChris Craik 23217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 233a08f95cfeca7217f9c533b03663bf0dceedd259aChris Craik * Scales the alpha on the current snapshot. This alpha value will be modulated 23417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * with other alpha values when drawing primitives. 23517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 236984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson void scaleAlpha(float alpha) { mState.scaleAlpha(alpha); } 23717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 23817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 2390f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy * Inserts a named event marker in the stream of GL commands. 2400f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy */ 2410f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy void eventMark(const char* name) const; 2420f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy 2430f6675332c04c74909425d1d328f02b32c0ff40eRomain Guy /** 24462d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik * Inserts a formatted event marker in the stream of GL commands. 24562d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik */ 24662d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik void eventMarkDEBUG(const char *fmt, ...) const; 24762d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik 24862d307c2402777d5e53b4590af5f32f8c55afd81Chris Craik /** 24917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Inserts a named group marker in the stream of GL commands. This marker 25017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * can be used by tools to group commands into logical groups. A call to 25117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * this method must always be followed later on by a call to endMark(). 25217112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 25313631f3da855f200a151e7837ed9f6b079622b58Romain Guy void startMark(const char* name) const; 25417112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy 25517112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 25617112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Closes the last group marker opened by startMark(). 25717112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 25813631f3da855f200a151e7837ed9f6b079622b58Romain Guy void endMark() const; 25913631f3da855f200a151e7837ed9f6b079622b58Romain Guy 260d15ebf25c595b855f6978d0600218e3ea5f31e92Chet Haase /** 26159744b79ec302000802cd56d30a1bf70f0183c80Chris Craik * Build the best transform to use to rasterize text given a full 26259744b79ec302000802cd56d30a1bf70f0183c80Chris Craik * transform matrix, and whether filteration is needed. 26359744b79ec302000802cd56d30a1bf70f0183c80Chris Craik * 26459744b79ec302000802cd56d30a1bf70f0183c80Chris Craik * Returns whether filtration is needed 265624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy */ 26659744b79ec302000802cd56d30a1bf70f0183c80Chris Craik bool findBestFontTransform(const mat4& transform, SkMatrix* outMatrix) const; 267624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy 268527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik#if DEBUG_MERGE_BEHAVIOR 269527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik void drawScreenSpaceColorRect(float left, float top, float right, float bottom, int color) { 270527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.setScissorEnabled(false); 271527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 272527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik // should only be called outside of other draw ops, so stencil can only be in test state 273527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik bool stencilWasEnabled = mCaches.stencil.isTestEnabled(); 274527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik mCaches.stencil.disable(); 275527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 276527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik drawColorRect(left, top, right, bottom, color, SkXfermode::kSrcOver_Mode, true); 277527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 278527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik if (stencilWasEnabled) mCaches.stencil.enableTest(); 279107843de4507b3511006cb9c77b8d0364374385aTom Hudson mDirty = true; 280527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik } 281527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik#endif 282527a3aace1dd72432c2e0472a570e030ad04bf16Chris Craik 283984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Vector3& getLightCenter() const { return mState.currentLightCenter(); } 28405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik float getLightRadius() const { return mLightRadius; } 28569e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik uint8_t getAmbientShadowAlpha() const { return mAmbientShadowAlpha; } 28669e5adffb19135d51bde8e458f4907d7265f3e23Chris Craik uint8_t getSpotShadowAlpha() const { return mSpotShadowAlpha; } 28705f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik 288984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson /////////////////////////////////////////////////////////////////// 289984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson /// State manipulation 290984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 29103ae272459869b854e5db252fc81a64a516e111fChris Craik int getSaveCount() const; 29203ae272459869b854e5db252fc81a64a516e111fChris Craik int save(int flags); 29303ae272459869b854e5db252fc81a64a516e111fChris Craik void restore(); 29403ae272459869b854e5db252fc81a64a516e111fChris Craik void restoreToCount(int saveCount); 295984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 2966daa13c5fa7577fa1d8371deca446f6ca911f38fChris Craik void setGlobalMatrix(const Matrix4& matrix) { 2976daa13c5fa7577fa1d8371deca446f6ca911f38fChris Craik mState.setMatrix(matrix); 2986daa13c5fa7577fa1d8371deca446f6ca911f38fChris Craik } 2996daa13c5fa7577fa1d8371deca446f6ca911f38fChris Craik void setLocalMatrix(const Matrix4& matrix); 300ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson void setLocalMatrix(const SkMatrix& matrix); 30103ae272459869b854e5db252fc81a64a516e111fChris Craik void concatMatrix(const SkMatrix& matrix) { mState.concatMatrix(matrix); } 302984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 30303ae272459869b854e5db252fc81a64a516e111fChris Craik void translate(float dx, float dy, float dz = 0.0f); 30403ae272459869b854e5db252fc81a64a516e111fChris Craik void rotate(float degrees); 30503ae272459869b854e5db252fc81a64a516e111fChris Craik void scale(float sx, float sy); 30603ae272459869b854e5db252fc81a64a516e111fChris Craik void skew(float sx, float sy); 307984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 308984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson void setMatrix(const Matrix4& matrix); // internal only convenience method 309984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson void concatMatrix(const Matrix4& matrix); // internal only convenience method 310984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 31103ae272459869b854e5db252fc81a64a516e111fChris Craik const Rect& getLocalClipBounds() const { return mState.getLocalClipBounds(); } 312984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect& getRenderTargetClipBounds() const { return mState.getRenderTargetClipBounds(); } 31303ae272459869b854e5db252fc81a64a516e111fChris Craik bool quickRejectConservative(float left, float top, 31403ae272459869b854e5db252fc81a64a516e111fChris Craik float right, float bottom) const { 315984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.quickRejectConservative(left, top, right, bottom); 316984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson } 317984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 31803ae272459869b854e5db252fc81a64a516e111fChris Craik bool clipRect(float left, float top, 31903ae272459869b854e5db252fc81a64a516e111fChris Craik float right, float bottom, SkRegion::Op op); 32003ae272459869b854e5db252fc81a64a516e111fChris Craik bool clipPath(const SkPath* path, SkRegion::Op op); 32103ae272459869b854e5db252fc81a64a516e111fChris Craik bool clipRegion(const SkRegion* region, SkRegion::Op op); 322984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 323984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson /** 324984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson * Does not support different clipping Ops (that is, every call to setClippingOutline is 325984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson * effectively using SkRegion::kReplaceOp) 326984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson * 327984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson * The clipping outline is independent from the regular clip. 328984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson */ 329984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson void setClippingOutline(LinearAllocator& allocator, const Outline* outline); 330984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson void setClippingRoundRect(LinearAllocator& allocator, 331984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson const Rect& rect, float radius, bool highPriority = true); 332fca52b7583d1e5f5ff8ed06554875d2a30ef56faChris Craik void setProjectionPathMask(LinearAllocator& allocator, const SkPath* path); 333984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 334984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson inline bool hasRectToRectTransform() const { return mState.hasRectToRectTransform(); } 335984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson inline const mat4* currentTransform() const { return mState.currentTransform(); } 336984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 337984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson /////////////////////////////////////////////////////////////////// 338984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson /// CanvasStateClient interface 339984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 340e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual void onViewportInitialized() override; 341e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik virtual void onSnapshotRestored(const Snapshot& removed, const Snapshot& restored) override; 3426b109c74982033d4a220cd10a0eab8b024b351c9Chris Craik virtual GLuint getTargetFbo() const override { return 0; } 343984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 3444ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik SkPath* allocPathForFrame() { 34551d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik std::unique_ptr<SkPath> path(new SkPath()); 34651d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik SkPath* returnPath = path.get(); 34751d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik mTempPaths.push_back(std::move(path)); 34851d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik return returnPath; 3494ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik } 3504ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik 351ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson void setBaseTransform(const Matrix4& matrix) { mBaseTransform = matrix; } 352ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson 353e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guyprotected: 354e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy /** 35596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * Perform the setup specific to a frame. This method does not 35696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * issue any OpenGL commands. 35796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy */ 35864e445bf74bee2098781d608cedfd723d8cc88d3Chris Craik void setupFrameState(int viewportWidth, int viewportHeight, 35964e445bf74bee2098781d608cedfd723d8cc88d3Chris Craik float left, float top, float right, float bottom, bool opaque); 36096885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 36196885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy /** 36296885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * Indicates the start of rendering. This method will setup the 36396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy * initial OpenGL state (viewport, clearing the buffer, etc.) 36496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy */ 365107843de4507b3511006cb9c77b8d0364374385aTom Hudson void startFrame(); 36696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy 36796885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy /** 3687c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy * Clears the underlying surface if needed. 3697c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy */ 370107843de4507b3511006cb9c77b8d0364374385aTom Hudson virtual void clear(float left, float top, float right, float bottom, bool opaque); 3717c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy 3727c25aab491707f7324f9941b8cfa9bd2b4b97e76Romain Guy /** 37335643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy * Call this method after updating a layer during a drawing pass. 37435643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy */ 37535643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy void resumeAfterLayer(); 37635643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy 37735643ddc689913f5b5f80ceed864470d987bd6cdRomain Guy /** 3788ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * This method is called whenever a stencil buffer is required. Subclasses 3798ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * should override this method and call attachStencilBufferToLayer() on the 3808ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * appropriate layer(s). 3818ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 3828ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy virtual void ensureStencilBuffer(); 3838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 3848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 3858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Obtains a stencil render buffer (allocating it if necessary) and 3868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * attaches it to the specified layer. 3878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 3888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void attachStencilBufferToLayer(Layer* layer); 3898ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 390487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk /** 391487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk * Draw a rectangle list. Currently only used for the the stencil buffer so that the stencil 392487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk * will have a value of 'n' in every unclipped pixel, where 'n' is the number of rectangles 393487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk * in the list. 394487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk */ 395487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk void drawRectangleList(const RectangleList& rectangleList); 396487a92caef2eb90a62e8f8d7a6fe6315f1c1d8d8Rob Tsuk 397f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bool quickRejectSetupScissor(float left, float top, float right, float bottom, 398e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik const SkPaint* paint = nullptr); 399e84a208317e0ed388fcdad1e6743c7849acb51b0Chris Craik bool quickRejectSetupScissor(const Rect& bounds, const SkPaint* paint = nullptr) { 400f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik return quickRejectSetupScissor(bounds.left, bounds.top, 401f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik bounds.right, bounds.bottom, paint); 402f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik } 403f0a590781b2c3e34132b2011d3956135add73ae0Chris Craik 4048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 405e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * Compose the layer defined in the current snapshot with the layer 406e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * defined by the previous snapshot. 407e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 408e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * The current snapshot *must* be a layer (flag kFlagIsLayer set.) 409e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * 410e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param curent The current snapshot containing the layer to compose 411e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy * @param previous The previous snapshot to compose the current layer with 412e2d345ea67e2960b37bfdc0fc8626d1bfa747404Romain Guy */ 41314e513058ed4168c94e015638d16f5f87fd8063aChris Craik virtual void composeLayer(const Snapshot& current, const Snapshot& previous); 414694b519ac647fe998fd396fe0784cc8e179aadc4Romain Guy 415ada830f639591b99c3e40de22b07296c7932a33fRomain Guy /** 416f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Marks the specified region as dirty at the specified bounds. 417ada830f639591b99c3e40de22b07296c7932a33fRomain Guy */ 418f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayerUnchecked(Rect& bounds, Region* region); 419ada830f639591b99c3e40de22b07296c7932a33fRomain Guy 42042f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 42142f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Returns the region of the current layer. 42242f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 423624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual Region* getRegion() const { 424984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return mState.currentRegion(); 425f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 426f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 42742f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy /** 42842f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy * Indicates whether rendering is currently targeted at a layer. 42942f3a4b7c35dd1ea1922356eb3611af8cde05179Romain Guy */ 430624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool hasLayer() const { 431984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson return (mState.currentFlags() & Snapshot::kFlagFboTarget) && mState.currentRegion(); 432f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 4331bd1bad0b4a75e633c5edbe802bf6fb4dd765161Romain Guy 43477a811610f99e21da7f88dafef60d09f345d0506Romain Guy /** 43577a811610f99e21da7f88dafef60d09f345d0506Romain Guy * Renders the specified layer as a textured quad. 43677a811610f99e21da7f88dafef60d09f345d0506Romain Guy * 43777a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param layer The layer to render 43877a811610f99e21da7f88dafef60d09f345d0506Romain Guy * @param rect The bounds of the layer 43977a811610f99e21da7f88dafef60d09f345d0506Romain Guy */ 44077a811610f99e21da7f88dafef60d09f345d0506Romain Guy void drawTextureLayer(Layer* layer, const Rect& rect); 44177a811610f99e21da7f88dafef60d09f345d0506Romain Guy 442be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 4438df5ffa9ae0667d9e0241adf4675753156fcef84Chris Craik * Gets the alpha from a layer, accounting for snapshot alpha 44416ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * 44516ecda5317c40fc3da284952d9b3add34d6763aeChris Craik * @param layer The layer from which the alpha is extracted 44616ecda5317c40fc3da284952d9b3add34d6763aeChris Craik */ 44776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger inline float getLayerAlpha(const Layer* layer) const; 448be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy 449be6f9dc1e71b425b7ac1c40c0a2c72d03eb9fbeeRomain Guy /** 45011cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy * Set to true to suppress error checks at the end of a frame. 45111cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy */ 452624234f69b2a4781d24f3e4c6ae6450729e38397Romain Guy virtual bool suppressErrorChecks() const { 45311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy return false; 45411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy } 45511cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 456984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson CanvasState mState; 45765fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik Caches& mCaches; 45865fe5eeb19e2e15c8b1ee91e8a2dcf0c25e48ca6Chris Craik RenderState& mRenderState; 459984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson 46008ae317c21ec3086b5017672bba87420cc38a407Romain Guyprivate: 4613375f8ad30997482317b5ade5618cc8a01b96d7dChris Craik enum class GlopRenderType { 4623375f8ad30997482317b5ade5618cc8a01b96d7dChris Craik Standard, 4633375f8ad30997482317b5ade5618cc8a01b96d7dChris Craik Multi, 4643375f8ad30997482317b5ade5618cc8a01b96d7dChris Craik LayerClear 4653375f8ad30997482317b5ade5618cc8a01b96d7dChris Craik }; 4663375f8ad30997482317b5ade5618cc8a01b96d7dChris Craik 4673375f8ad30997482317b5ade5618cc8a01b96d7dChris Craik void renderGlop(const Glop& glop, GlopRenderType type = GlopRenderType::Standard); 468117bdbcfa3e8306dad21e7e01fa71b00cdfa7265Chris Craik 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 /** 4775cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Sets the clipping rectangle using glScissor. The clip is defined by 4785cbbce535744b89df5ecea95de21ee3733298260Romain Guy * the current snapshot's clipRect member. 4795cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 480bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy void setScissorFromClip(); 481bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy 4825cbbce535744b89df5ecea95de21ee3733298260Romain Guy /** 4838ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Sets the clipping region using the stencil buffer. The clip region 4848ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is defined by the current snapshot's clipRegion member. 4858ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 4868ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void setStencilFromClip(); 4878ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 4888ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 489408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds of the layer, calculates ... 490d90144db52c7297879b950cbbc85137ed123ab5bChris Craik */ 491d90144db52c7297879b950cbbc85137ed123ab5bChris Craik void calculateLayerBoundsAndClip(Rect& bounds, Rect& clip, bool fboLayer); 492d90144db52c7297879b950cbbc85137ed123ab5bChris Craik 493d90144db52c7297879b950cbbc85137ed123ab5bChris Craik /** 494408eb12631376cbdc96803e918decf6ea804d346Chris Craik * Given the local bounds + clip of the layer, updates current snapshot's empty/invisible 495408eb12631376cbdc96803e918decf6ea804d346Chris Craik */ 496408eb12631376cbdc96803e918decf6ea804d346Chris Craik void updateSnapshotIgnoreForLayer(const Rect& bounds, const Rect& clip, 497408eb12631376cbdc96803e918decf6ea804d346Chris Craik bool fboLayer, int alpha); 498408eb12631376cbdc96803e918decf6ea804d346Chris Craik 499408eb12631376cbdc96803e918decf6ea804d346Chris Craik /** 500d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * Creates a new layer stored in the specified snapshot. 501d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 502d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param snapshot The snapshot associated with the new layer 503d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param left The left coordinate of the layer 504d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param top The top coordinate of the layer 505d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param right The right coordinate of the layer 506d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param bottom The bottom coordinate of the layer 507d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param alpha The translucency of the layer 508d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param mode The blending mode of the layer 509d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @param flags The layer save flags 5103f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik * @param mask A mask to use when drawing the layer back, may be empty 511d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * 512d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy * @return True if the layer was successfully created, false otherwise 513d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy */ 514d48885a6c8cd27a8a62552c33b5282e9882e19f6Chet Haase bool createLayer(float left, float top, float right, float bottom, 5153f085429fd47ebd32ac2463b3eae2a5a6c17be25Chris Craik const SkPaint* paint, int flags, const SkPath* convexMask); 516d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy 517d55a86120dd1e8ebcc6906c9ffd463f7460348daRomain Guy /** 5185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Creates a new layer stored in the specified snapshot as an FBO. 5195b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5205b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to store as an FBO 5215b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param snapshot The snapshot associated with the new layer 5225b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param bounds The bounds of the layer 5235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 524e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik bool createFboLayer(Layer* layer, Rect& bounds, Rect& clip); 5255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 5265b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 5275b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * Compose the specified layer as a region. 5285b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 5295b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param layer The layer to compose 5305b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * @param rect The layer's bounds 5315b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 5325b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy void composeLayerRegion(Layer* layer, const Rect& rect); 5335b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 5345b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 53553e51e4aa933f9603587e1780f446c18816bf9beChris Craik * Restores the content in layer to the screen, swapping the blend mode, 53653e51e4aa933f9603587e1780f446c18816bf9beChris Craik * specifically used in the restore() of a saveLayerAlpha(). 5375b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy * 53853e51e4aa933f9603587e1780f446c18816bf9beChris Craik * This allows e.g. a layer that would have been drawn on top of existing content (with SrcOver) 53953e51e4aa933f9603587e1780f446c18816bf9beChris Craik * to be drawn underneath. 54053e51e4aa933f9603587e1780f446c18816bf9beChris Craik * 54153e51e4aa933f9603587e1780f446c18816bf9beChris Craik * This will always ignore the canvas transform. 54253e51e4aa933f9603587e1780f446c18816bf9beChris Craik */ 54353e51e4aa933f9603587e1780f446c18816bf9beChris Craik void composeLayerRectSwapped(Layer* layer, const Rect& rect); 54453e51e4aa933f9603587e1780f446c18816bf9beChris Craik 54553e51e4aa933f9603587e1780f446c18816bf9beChris Craik /** 54653e51e4aa933f9603587e1780f446c18816bf9beChris Craik * Draws the content in layer to the screen. 5475b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 54853e51e4aa933f9603587e1780f446c18816bf9beChris Craik void composeLayerRect(Layer* layer, const Rect& rect); 5495b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 55054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 55154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Clears all the regions corresponding to the current list of layers. 55254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method MUST be invoked before any drawing operation. 55354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 55454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy void clearLayerRegions(); 55554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 55654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 557f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. The coordinates 558f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * are transformed with the supplied matrix. 559f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 560f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 561083e733e8223a7d416d6c139f318e61864b28ad6Chris Craik const float right, const float bottom, const Matrix4& transform); 562f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 563f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 564f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy * Mark the layer as dirty at the specified coordinates. 565f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy */ 566f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy void dirtyLayer(const float left, const float top, 567f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy const float right, const float bottom); 568f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 569f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 5705cbbce535744b89df5ecea95de21ee3733298260Romain Guy * Draws a colored rectangle with the specified color. The specified coordinates 571735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * are transformed by the current snapshot's transform matrix unless specified 572735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * otherwise. 5735cbbce535744b89df5ecea95de21ee3733298260Romain Guy * 5745cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param left The left coordinate of the rectangle 5755cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param top The top coordinate of the rectangle 5765cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param right The right coordinate of the rectangle 5775cbbce535744b89df5ecea95de21ee3733298260Romain Guy * @param bottom The bottom coordinate of the rectangle 57876d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger * @param paint The paint containing the color, blending mode, etc. 5793d58c03de0d8877b36cdb78b0ca8b5cac7f600e2Romain Guy * @param ignoreTransform True if the current transform should be ignored 5805cbbce535744b89df5ecea95de21ee3733298260Romain Guy */ 581026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void drawColorRect(float left, float top, float right, float bottom, 58276d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const SkPaint* paint, bool ignoreTransform = false); 5835cbbce535744b89df5ecea95de21ee3733298260Romain Guy 58454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 585735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * Draws a series of colored rectangles with the specified color. The specified 586735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * coordinates are transformed by the current snapshot's transform matrix unless 587735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * specified otherwise. 588735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * 589735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param rects A list of rectangles, 4 floats (left, top, right, bottom) 590735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * per rectangle 59176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger * @param paint The paint containing the color, blending mode, etc. 592735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy * @param ignoreTransform True if the current transform should be ignored 5938ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * @param dirty True if calling this method should dirty the current layer 5943bbacf27c0be1bae4e4483577fc89ae3113abe5dRomain Guy * @param clip True if the rects should be clipped, false otherwise 595735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy */ 596107843de4507b3511006cb9c77b8d0364374385aTom Hudson void drawColorRects(const float* rects, int count, const SkPaint* paint, 59776d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger bool ignoreTransform = false, bool dirty = true, bool clip = true); 598735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy 599735738c4ddf3229caa5f6e634bf591953ac29944Romain Guy /** 60054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws the shape represented by the specified path texture. 60154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * This method invokes drawPathTexture() but takes into account 60254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * the extra left/top offset and the texture offset to correctly 60354be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * position the final shape. 60454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 60554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param left The left coordinate of the shape to render 60654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param top The top coordinate of the shape to render 60754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture reprsenting the shape 60854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the shape with 60954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 61030036092b40badecbe64d9c2bff4850132147f78Chris Craik void drawShape(float left, float top, PathTexture* texture, const SkPaint* paint); 61154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 61254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 61365cd612face362d054a85d0f7e5881c59cd523beChris Craik * Renders a strip of polygons with the specified paint, used for tessellated geometry. 61465cd612face362d054a85d0f7e5881c59cd523beChris Craik * 61565cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param vertexBuffer The VertexBuffer to be drawn 61665cd612face362d054a85d0f7e5881c59cd523beChris Craik * @param paint The paint to render with 617bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik * @param flags flags with which to draw 61865cd612face362d054a85d0f7e5881c59cd523beChris Craik */ 619107843de4507b3511006cb9c77b8d0364374385aTom Hudson void drawVertexBuffer(float translateX, float translateY, const VertexBuffer& vertexBuffer, 620bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik const SkPaint* paint, int flags = 0); 62165cd612face362d054a85d0f7e5881c59cd523beChris Craik 62265cd612face362d054a85d0f7e5881c59cd523beChris Craik /** 62305f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik * Convenience for translating method 62405f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik */ 625107843de4507b3511006cb9c77b8d0364374385aTom Hudson void drawVertexBuffer(const VertexBuffer& vertexBuffer, 626bf75945e7a1ae7c1000682716643c942c1e19ba6Chris Craik const SkPaint* paint, int flags = 0) { 627107843de4507b3511006cb9c77b8d0364374385aTom Hudson drawVertexBuffer(0.0f, 0.0f, vertexBuffer, paint, flags); 62805f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik } 62905f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik 63005f3d6e5111fd08df5cd9aae2c3d28399dc0e7f5Chris Craik /** 631710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * Renders the convex hull defined by the specified path as a strip of polygons. 63254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 633710f46d9d6a5bf9ea1c1833384caf61e1934124fChris Craik * @param path The hull of the path to draw 634cb4d6009576cf08195dc23f341a3f4939c0878bbChris Craik * @param paint The paint to render with 63554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 636107843de4507b3511006cb9c77b8d0364374385aTom Hudson void drawConvexPath(const SkPath& path, const SkPaint* paint); 637858aa93ddb6e69e0503382af63bb681b6728aef1Chet Haase 638416a847633680d94efb926837efdc18726d54918Raph Levien /** 639416a847633680d94efb926837efdc18726d54918Raph Levien * Draws shadow layer on text (with optional positions). 640416a847633680d94efb926837efdc18726d54918Raph Levien * 641416a847633680d94efb926837efdc18726d54918Raph Levien * @param paint The paint to draw the shadow with 642416a847633680d94efb926837efdc18726d54918Raph Levien * @param text The text to draw 643416a847633680d94efb926837efdc18726d54918Raph Levien * @param count The number of glyphs in the text 644416a847633680d94efb926837efdc18726d54918Raph Levien * @param positions The x, y positions of individual glyphs (or NULL) 645416a847633680d94efb926837efdc18726d54918Raph Levien * @param fontRenderer The font renderer object 646416a847633680d94efb926837efdc18726d54918Raph Levien * @param alpha The alpha value for drawing the shadow 647416a847633680d94efb926837efdc18726d54918Raph Levien * @param x The x coordinate where the shadow will be drawn 648416a847633680d94efb926837efdc18726d54918Raph Levien * @param y The y coordinate where the shadow will be drawn 649416a847633680d94efb926837efdc18726d54918Raph Levien */ 650e8c3c813b0e3ac98304b17a751ce6e436e252bd9Chris Craik void drawTextShadow(const SkPaint* paint, const glyph_t* glyphs, int count, 65176d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger const float* positions, FontRenderer& fontRenderer, int alpha, 652416a847633680d94efb926837efdc18726d54918Raph Levien float x, float y); 653416a847633680d94efb926837efdc18726d54918Raph Levien 65454be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy /** 65554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * Draws a path texture. Path textures are alpha8 bitmaps that need special 65654be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * compositing to apply colors/filters/etc. 65754be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * 65854be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param texture The texture to render 65954be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param x The x coordinate where the texture will be drawn 66054be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param y The y coordinate where the texture will be drawn 66154be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy * @param paint The paint to draw the texture with 66254be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy */ 66330036092b40badecbe64d9c2bff4850132147f78Chris Craik void drawPathTexture(PathTexture* texture, float x, float y, const SkPaint* paint); 66401d58e43ede5ca98cbebdd166f9b0c545032c01bRomain Guy 6651e45aae5de003657e5d18f74d34998f5de5db5b7Romain Guy /** 666ac670c0433d19397d4e36ced2110475b6f54fe26Romain Guy * Resets the texture coordinates stored in mMeshVertices. Setting the values 667026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * back to default is achieved by calling: 668026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 6698ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy * resetDrawTextureTexCoords(0.0f, 0.0f, 1.0f, 1.0f); 670026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * 671026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u1 The left coordinate of the texture 672026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v1 The bottom coordinate of the texture 673026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param u2 The right coordinate of the texture 674026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy * @param v2 The top coordinate of the texture 675026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy */ 676026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy void resetDrawTextureTexCoords(float u1, float v1, float u2, float v2); 677026c5e16704e817cac7d9c382914c947e34f87e0Romain Guy 6788ba548f81d1ab5f1750cbf86098c4a14e0b8beadRomain Guy /** 679768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy * Returns true if the specified paint will draw invisible text. 680768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy */ 681768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy bool canSkipText(const SkPaint* paint) const; 682768bffc9b814f6a1f7d9ff59d91285895c23bbe9Romain Guy 68311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy bool updateLayer(Layer* layer, bool inFrame); 68411cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy void updateLayers(); 68596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy void flushLayers(); 68611cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy 687e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#if DEBUG_LAYERS_AS_REGIONS 68817112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy /** 68917112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * Renders the specified region as a series of rectangles. This method 69017112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy * is used for debugging only. 69117112ad8a21a77620eb1ff14dcf8bdd6b7859712Romain Guy */ 692e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik void drawRegionRectsDebug(const Region& region); 693e63f7c622a2086aefa80983c6f41b74fb166bb42Chris Craik#endif 6943a3133d876caf60ebff2176ad75c3dcf0259148dRomain Guy 6958ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 6968ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Renders the specified region as a series of rectangles. The region 6978ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * must be in screen-space coordinates. 6988ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 69976d3a1b8d035d27bc80b0f2fc480a903bd001514Derek Sollenberger void drawRegionRects(const SkRegion& region, const SkPaint& paint, bool dirty = false); 7008ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 7018ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy /** 7028ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * Draws the current clip region if any. Only when DEBUG_CLIP_REGIONS 7038ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy * is turned on. 7048ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy */ 7058ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy void debugClip(); 7068ce00301a023eecaeb8891ce906f67b513ebb42aRomain Guy 7077c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void debugOverdraw(bool enable, bool clear); 7087c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy void renderOverdraw(); 70978dd96d5af20f489f0e8b288617d57774ec284f7Romain Guy void countOverdraw(); 7107c450aaa3caac2a05fcb20a177483d0e92378426Romain Guy 711746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy /** 712746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy * Should be invoked every time the glScissor is modified. 713746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy */ 714984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson inline void dirtyClip() { mState.setDirtyClip(true); } 715746b7401ceb86b5f2805f8c0d3b39ac739152015Romain Guy 7163b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy inline const UvMapper& getMapper(const Texture* texture) { 7173b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy return texture && texture->uvMapper ? *texture->uvMapper : mUvMapper; 7183b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy } 7193b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 7203b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy /** 7213b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * Returns a texture object for the specified bitmap. The texture can 7223b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * come from the texture cache or an atlas. If this method returns 7233b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy * NULL, the texture could not be found and/or allocated. 7243b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy */ 725d218a92c0afb8c0d98135b20b52ac87236e1c935Chris Craik Texture* getTexture(const SkBitmap* bitmap); 7263b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 727107843de4507b3511006cb9c77b8d0364374385aTom Hudson bool reportAndClearDirty() { bool ret = mDirty; mDirty = false; return ret; } 728984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson inline Snapshot* writableSnapshot() { return mState.writableSnapshot(); } 729984162fb7e4010b6e2908352dbff17ed47eecf06Tom Hudson inline const Snapshot* currentSnapshot() const { return mState.currentSnapshot(); } 730107843de4507b3511006cb9c77b8d0364374385aTom Hudson 7312b7028eabac80cec170572bc0e945a1d4224e595Romain Guy // State used to define the clipping region 7325f803623559aab395a29d575c37c4e39c23a4b4eChris Craik Rect mTilingClip; 73396885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Is the target render surface opaque 73496885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy bool mOpaque; 73596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy // Is a frame currently being rendered 73696885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy bool mFrameStarted; 7379d5316e3f56d138504565ff311145ac01621dff4Romain Guy 7383b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy // Default UV mapper 7393b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy const UvMapper mUvMapper; 7403b748a44c6bd2ea05fe16839caf73dbe50bd7ae9Romain Guy 7418f3b8e32993d190a26c70c839a63d8ce4c3b16d9Romain Guy // List of rectangles to clear after saveLayer() is invoked 74251d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik std::vector<Rect> mLayers; 74311cb642756093a4af901b1525375b1eb2b5c3e2bRomain Guy // List of layers to update at the beginning of a frame 744272a685f17cc4828257e521a6f62b7b17870f75eJohn Reck std::vector< sp<Layer> > mLayerUpdates; 74554be1cdf3d63095512120fa7ced5c16e462abffaRomain Guy 74687e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // See PROPERTY_DISABLE_SCISSOR_OPTIMIZATION in 74787e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy // Properties.h 74887e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy bool mScissorOptimizationDisabled; 74987e2f757be9b24d369bab354e37c276e851b1fc7Romain Guy 750deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik bool mSkipOutlineClip; 751deeda3d337aed1eee218b89a7aba5992ced371f0Chris Craik 752107843de4507b3511006cb9c77b8d0364374385aTom Hudson // True if anything has been drawn since the last call to 753107843de4507b3511006cb9c77b8d0364374385aTom Hudson // reportAndClearDirty() 754107843de4507b3511006cb9c77b8d0364374385aTom Hudson bool mDirty; 755107843de4507b3511006cb9c77b8d0364374385aTom Hudson 756058fc640017c90120c599d378a4cbc55668b05b7Chris Craik // Lighting + shadows 757058fc640017c90120c599d378a4cbc55668b05b7Chris Craik Vector3 mLightCenter; 758058fc640017c90120c599d378a4cbc55668b05b7Chris Craik float mLightRadius; 759058fc640017c90120c599d378a4cbc55668b05b7Chris Craik uint8_t mAmbientShadowAlpha; 760058fc640017c90120c599d378a4cbc55668b05b7Chris Craik uint8_t mSpotShadowAlpha; 761058fc640017c90120c599d378a4cbc55668b05b7Chris Craik 7624ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik // Paths kept alive for the duration of the frame 76351d6a3db97bdd5315f1a17a4b447d10a92217b98Chris Craik std::vector<std::unique_ptr<SkPath>> mTempPaths; 7644ac36f80beb958c77a92a3e1a235f6ed9daaa510Chris Craik 765ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson /** 766ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson * Initial transform for a rendering pass; transform from global device 767ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson * coordinates to the current RenderNode's drawing content coordinates, 768ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson * with the RenderNode's RenderProperty transforms already applied. 769ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson * Calling setMatrix(mBaseTransform) will result in drawing at the origin 770ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson * of the DisplayList's recorded surface prior to any Canvas 771ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson * transformation. 772ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson */ 773ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson Matrix4 mBaseTransform; 774ac7b6d33d23cb0baaf61c723346198d41f012035Tom Hudson 77596885eb480c5e0526fe2f77d30f6e551f3f3ceabRomain Guy friend class Layer; 776828407356dd5c34a3e441604aaf895cbec7c7e66Chris Craik friend class TextDrawFunctor; 77703c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy friend class DrawBitmapOp; 77803c00b5a135e68d22ca5bb829b899ebda6ed7e9dRomain Guy friend class DrawPatchOp; 779b051e895ccb696604349c6c5efe7c4747e1d1ab6Romain Guy 780bb9524b6bdddc7ac77d8628daa8b366b8a7be4a4Romain Guy}; // class OpenGLRenderer 781e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 7829d5316e3f56d138504565ff311145ac01621dff4Romain Guy}; // namespace uirenderer 783e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy}; // namespace android 784e4d011201cea40d46cb2b2eef401db8fddc5c9c6Romain Guy 7855b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif // ANDROID_HWUI_OPENGL_RENDERER_H 786