GlopBuilder.h revision f27133df2d179c99d6bc1ae644af09e9153a0071
1/* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16#ifndef RENDERSTATE_GLOPBUILDER_H 17#define RENDERSTATE_GLOPBUILDER_H 18 19#include "OpenGLRenderer.h" 20#include "Program.h" 21#include "utils/Macros.h" 22 23class SkPaint; 24class SkShader; 25 26namespace android { 27namespace uirenderer { 28 29class Caches; 30class Matrix4; 31class RenderState; 32class Texture; 33class VertexBuffer; 34struct Glop; 35 36class GlopBuilder { 37 PREVENT_COPY_AND_ASSIGN(GlopBuilder); 38public: 39 GlopBuilder(RenderState& renderState, Caches& caches, Glop* outGlop); 40 41 GlopBuilder& setMeshUnitQuad(); 42 GlopBuilder& setMeshTexturedUnitQuad(const UvMapper* uvMapper); 43 GlopBuilder& setMeshVertexBuffer(const VertexBuffer& vertexBuffer, bool shadowInterp); 44 GlopBuilder& setMeshIndexedQuads(void* vertexData, int quadCount); 45 GlopBuilder& setMeshTexturedIndexedQuads(TextureVertex* vertexData, int elementCount); // TODO: take quadCount 46 47 GlopBuilder& setFillPaint(const SkPaint& paint, float alphaScale); 48 GlopBuilder& setFillTexturePaint(Texture& texture, bool isAlphaMaskTexture, 49 const SkPaint* paint, float alphaScale); 50 GlopBuilder& setFillPathTexturePaint(PathTexture& texture, 51 const SkPaint& paint, float alphaScale); 52 GlopBuilder& setFillShadowTexturePaint(ShadowTexture& texture, int shadowColor, 53 const SkPaint& paint, float alphaScale); 54 GlopBuilder& setFillBlack(); 55 GlopBuilder& setFillClear(); 56 GlopBuilder& setFillLayer(Texture& texture, const SkColorFilter* colorFilter, 57 float alpha, SkXfermode::Mode mode); 58 59 GlopBuilder& setTransform(const Matrix4& ortho, const Matrix4& transform, bool fudgingOffset); 60 61 GlopBuilder& setModelViewMapUnitToRect(const Rect destination); 62 GlopBuilder& setModelViewMapUnitToRectSnap(const Rect destination); 63 GlopBuilder& setModelViewOffsetRect(float offsetX, float offsetY, const Rect source); 64 GlopBuilder& setModelViewOffsetRectSnap(float offsetX, float offsetY, const Rect source); 65 66 GlopBuilder& setRoundRectClipState(const RoundRectClipState* roundRectClipState); 67 68 void build(); 69private: 70 void setFill(int color, float alphaScale, SkXfermode::Mode mode, 71 const SkShader* shader, const SkColorFilter* colorFilter); 72 73 enum StageFlags { 74 kInitialStage = 0, 75 kMeshStage = 1 << 0, 76 kTransformStage = 1 << 1, 77 kModelViewStage = 1 << 2, 78 kFillStage = 1 << 3, 79 kRoundRectClipStage = 1 << 4, 80 kAllStages = kMeshStage | kFillStage | kTransformStage | kModelViewStage | kRoundRectClipStage, 81 } mStageFlags; 82 83 ProgramDescription mDescription; 84 RenderState& mRenderState; 85 Caches& mCaches; 86 const SkShader* mShader; 87 Glop* mOutGlop; 88}; 89 90} /* namespace uirenderer */ 91} /* namespace android */ 92 93#endif // RENDERSTATE_GLOPBUILDER_H 94