BakedOpRenderer.h revision 1dfa0704964c17e45775b9e01f1fa0b1a10774f7
1b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik/* 2b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * Copyright (C) 2015 The Android Open Source Project 3b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * 4b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * Licensed under the Apache License, Version 2.0 (the "License"); 5b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * you may not use this file except in compliance with the License. 6b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * You may obtain a copy of the License at 7b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * 8b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * http://www.apache.org/licenses/LICENSE-2.0 9b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * 10b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * Unless required by applicable law or agreed to in writing, software 11b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * distributed under the License is distributed on an "AS IS" BASIS, 12b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * See the License for the specific language governing permissions and 14b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik * limitations under the License. 15b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik */ 16b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 17b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik#ifndef ANDROID_HWUI_BAKED_OP_RENDERER_H 18b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik#define ANDROID_HWUI_BAKED_OP_RENDERER_H 19b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 20b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik#include "BakedOpState.h" 21b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik#include "Matrix.h" 227435eb148e72382126e9073183e881357bb38a8bChris Craik#include "utils/Macros.h" 23b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 24b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craiknamespace android { 25b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craiknamespace uirenderer { 26b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 27b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craikclass Caches; 28b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craikstruct Glop; 29818c9fbf1d76d5df19253ba4eb964efa939ec9ecChris Craikclass Layer; 30b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craikclass RenderState; 31e4db79de127cfe961195f52907af8451026eaa20Chris Craikstruct ClipBase; 32b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 335854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik/** 345854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik * Main rendering manager for a collection of work - one frame + any contained FBOs. 355854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik * 365854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik * Manages frame and FBO lifecycle, binding the GL framebuffer as appropriate. This is the only 375854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik * place where FBOs are bound, created, and destroyed. 385854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik * 395854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik * All rendering operations will be sent by the Dispatcher, a collection of static methods, 405854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik * which has intentionally limited access to the renderer functionality. 415854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik */ 42b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craikclass BakedOpRenderer { 43b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craikpublic: 4498787e6c9b2c10b1ab7820bdac168686025b924aChris Craik /** 4598787e6c9b2c10b1ab7820bdac168686025b924aChris Craik * Position agnostic shadow lighting info. Used with all shadow ops in scene. 4698787e6c9b2c10b1ab7820bdac168686025b924aChris Craik */ 4798787e6c9b2c10b1ab7820bdac168686025b924aChris Craik struct LightInfo { 486e068c0182f6f85bccb855a647510724d1c65a13Chris Craik LightInfo() : LightInfo(0, 0) {} 496e068c0182f6f85bccb855a647510724d1c65a13Chris Craik LightInfo(uint8_t ambientShadowAlpha, 507db5ffb7dbd30202468459e2ef4426e91d4fcbb3John Reck uint8_t spotShadowAlpha) 516e068c0182f6f85bccb855a647510724d1c65a13Chris Craik : ambientShadowAlpha(ambientShadowAlpha) 527db5ffb7dbd30202468459e2ef4426e91d4fcbb3John Reck , spotShadowAlpha(spotShadowAlpha) {} 537db5ffb7dbd30202468459e2ef4426e91d4fcbb3John Reck uint8_t ambientShadowAlpha; 547db5ffb7dbd30202468459e2ef4426e91d4fcbb3John Reck uint8_t spotShadowAlpha; 5598787e6c9b2c10b1ab7820bdac168686025b924aChris Craik }; 5698787e6c9b2c10b1ab7820bdac168686025b924aChris Craik 5798787e6c9b2c10b1ab7820bdac168686025b924aChris Craik BakedOpRenderer(Caches& caches, RenderState& renderState, bool opaque, const LightInfo& lightInfo) 585854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik : mRenderState(renderState) 595854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik , mCaches(caches) 6098787e6c9b2c10b1ab7820bdac168686025b924aChris Craik , mOpaque(opaque) 6198787e6c9b2c10b1ab7820bdac168686025b924aChris Craik , mLightInfo(lightInfo) { 625854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik } 63b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 645854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik RenderState& renderState() { return mRenderState; } 655854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik Caches& caches() { return mCaches; } 66818c9fbf1d76d5df19253ba4eb964efa939ec9ecChris Craik 6798787e6c9b2c10b1ab7820bdac168686025b924aChris Craik void startFrame(uint32_t width, uint32_t height, const Rect& repaintRect); 68e4db79de127cfe961195f52907af8451026eaa20Chris Craik void endFrame(const Rect& repaintRect); 697435eb148e72382126e9073183e881357bb38a8bChris Craik WARN_UNUSED_RESULT OffscreenBuffer* startTemporaryLayer(uint32_t width, uint32_t height); 7098787e6c9b2c10b1ab7820bdac168686025b924aChris Craik void startRepaintLayer(OffscreenBuffer* offscreenBuffer, const Rect& repaintRect); 715854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik void endLayer(); 727435eb148e72382126e9073183e881357bb38a8bChris Craik WARN_UNUSED_RESULT OffscreenBuffer* copyToLayer(const Rect& area); 73b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 745854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik Texture* getTexture(const SkBitmap* bitmap); 75e29ce6f51d681af7649c0a7cddee97c471e43eb5Chris Craik const LightInfo& getLightInfo() const { return mLightInfo; } 76b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 7715c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik void renderGlop(const BakedOpState& state, const Glop& glop) { 7815c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik renderGlop(&state.computedState.clippedBounds, 79e4db79de127cfe961195f52907af8451026eaa20Chris Craik state.computedState.getClipIfNeeded(), 8015c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik glop); 8115c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik } 82e29ce6f51d681af7649c0a7cddee97c471e43eb5Chris Craik void renderFunctor(const FunctorOp& op, const BakedOpState& state); 8315c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik 84e4db79de127cfe961195f52907af8451026eaa20Chris Craik void renderGlop(const Rect* dirtyBounds, const ClipBase* clip, const Glop& glop); 8515c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik bool offscreenRenderTarget() { return mRenderTarget.offscreenBuffer != nullptr; } 8615c3f19a445b8df575911a16e8a6dba755a084b5Chris Craik void dirtyRenderTarget(const Rect& dirtyRect); 87e29ce6f51d681af7649c0a7cddee97c471e43eb5Chris Craik bool didDraw() const { return mHasDrawn; } 881dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik 891dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik uint32_t getViewportWidth() const { return mRenderTarget.viewportWidth; } 901dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik uint32_t getViewportHeight() const { return mRenderTarget.viewportHeight; } 911dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik 921dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik // simple draw methods, to be used for end frame decoration 931dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik void drawRect(float left, float top, float right, float bottom, const SkPaint* paint) { 941dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik float ltrb[4] = { left, top, right, bottom }; 951dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik drawRects(ltrb, 4, paint); 961dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik } 971dfa0704964c17e45775b9e01f1fa0b1a10774f7Chris Craik void drawRects(const float* rects, int count, const SkPaint* paint); 985854b34881b1a747ac80b5077869ef270a92b1f4Chris Craikprivate: 995854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik void setViewport(uint32_t width, uint32_t height); 10098787e6c9b2c10b1ab7820bdac168686025b924aChris Craik void clearColorBuffer(const Rect& clearRect); 101e4db79de127cfe961195f52907af8451026eaa20Chris Craik void prepareRender(const Rect* dirtyBounds, const ClipBase* clip); 102e4db79de127cfe961195f52907af8451026eaa20Chris Craik void setupStencilRectList(const ClipBase* clip); 103e4db79de127cfe961195f52907af8451026eaa20Chris Craik void setupStencilRegion(const ClipBase* clip); 104e4db79de127cfe961195f52907af8451026eaa20Chris Craik void setupStencilQuads(std::vector<Vertex>& quadVertices, int incrementThreshold); 105b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 1065854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik RenderState& mRenderState; 1075854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik Caches& mCaches; 1085854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik bool mOpaque; 1095854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik bool mHasDrawn = false; 110b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 1115854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik // render target state - setup by start/end layer/frame 1125854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik // only valid to use in between start/end pairs. 1135854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik struct { 114e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik // If not drawing to a layer: fbo = 0, offscreenBuffer = null, 115e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik // Otherwise these refer to currently painting layer's state 1165854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik GLuint frameBufferId = 0; 1175854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik OffscreenBuffer* offscreenBuffer = nullptr; 118e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik 119e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik // Used when drawing to a layer and using stencil clipping. otherwise null. 120e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik RenderBuffer* stencil = nullptr; 121e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik 122e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik // value representing the ClipRectList* or ClipRegion* currently stored in 123e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik // the stencil of the current render target 124e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik const ClipBase* lastStencilClip = nullptr; 125e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik 126e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik // Size of renderable region in current render target - for layers, may not match actual 127e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik // bounds of FBO texture. offscreenBuffer->texture has this information. 128818c9fbf1d76d5df19253ba4eb964efa939ec9ecChris Craik uint32_t viewportWidth = 0; 129818c9fbf1d76d5df19253ba4eb964efa939ec9ecChris Craik uint32_t viewportHeight = 0; 130e5b50197e870aa6d22c3893f5d25f4279f06e5c3Chris Craik 131b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik Matrix4 orthoMatrix; 1325854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik } mRenderTarget; 13398787e6c9b2c10b1ab7820bdac168686025b924aChris Craik 13498787e6c9b2c10b1ab7820bdac168686025b924aChris Craik const LightInfo mLightInfo; 1355854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik}; 1365854b34881b1a747ac80b5077869ef270a92b1f4Chris Craik 137b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik}; // namespace uirenderer 138b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik}; // namespace android 139b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik 140b565df13a9e5c7b1d7d93bdfa4a793752d66d3ccChris Craik#endif // ANDROID_HWUI_BAKED_OP_RENDERER_H 141