Layer.h revision 2bf68f063b0077ddef6ebfe54f2ae5e063c2c229
1dda570201ac851dd85af3861f7e575721d3345daRomain Guy/* 2dda570201ac851dd85af3861f7e575721d3345daRomain Guy * Copyright (C) 2010 The Android Open Source Project 3dda570201ac851dd85af3861f7e575721d3345daRomain Guy * 4dda570201ac851dd85af3861f7e575721d3345daRomain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5dda570201ac851dd85af3861f7e575721d3345daRomain Guy * you may not use this file except in compliance with the License. 6dda570201ac851dd85af3861f7e575721d3345daRomain Guy * You may obtain a copy of the License at 7dda570201ac851dd85af3861f7e575721d3345daRomain Guy * 8dda570201ac851dd85af3861f7e575721d3345daRomain Guy * http://www.apache.org/licenses/LICENSE-2.0 9dda570201ac851dd85af3861f7e575721d3345daRomain Guy * 10dda570201ac851dd85af3861f7e575721d3345daRomain Guy * Unless required by applicable law or agreed to in writing, software 11dda570201ac851dd85af3861f7e575721d3345daRomain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12dda570201ac851dd85af3861f7e575721d3345daRomain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13dda570201ac851dd85af3861f7e575721d3345daRomain Guy * See the License for the specific language governing permissions and 14dda570201ac851dd85af3861f7e575721d3345daRomain Guy * limitations under the License. 15dda570201ac851dd85af3861f7e575721d3345daRomain Guy */ 16dda570201ac851dd85af3861f7e575721d3345daRomain Guy 175b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#ifndef ANDROID_HWUI_LAYER_H 185b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#define ANDROID_HWUI_LAYER_H 19dda570201ac851dd85af3861f7e575721d3345daRomain Guy 20f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy#include <sys/types.h> 21f7f93556c8fcc640ab5adef79d021a80a72a645aRomain Guy 22dda570201ac851dd85af3861f7e575721d3345daRomain Guy#include <GLES2/gl2.h> 23dda570201ac851dd85af3861f7e575721d3345daRomain Guy 245b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#include <ui/Region.h> 255b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 26dda570201ac851dd85af3861f7e575721d3345daRomain Guy#include <SkXfermode.h> 27dda570201ac851dd85af3861f7e575721d3345daRomain Guy 28dda570201ac851dd85af3861f7e575721d3345daRomain Guy#include "Rect.h" 29171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy#include "SkiaColorFilter.h" 309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy#include "Texture.h" 31f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy#include "Vertex.h" 32dda570201ac851dd85af3861f7e575721d3345daRomain Guy 33dda570201ac851dd85af3861f7e575721d3345daRomain Guynamespace android { 34dda570201ac851dd85af3861f7e575721d3345daRomain Guynamespace uirenderer { 35dda570201ac851dd85af3861f7e575721d3345daRomain Guy 368550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy/////////////////////////////////////////////////////////////////////////////// 378550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy// Layers 388550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy/////////////////////////////////////////////////////////////////////////////// 39dda570201ac851dd85af3861f7e575721d3345daRomain Guy 402bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy// Forward declarations 412bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guyclass OpenGLRenderer; 422bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guyclass DisplayList; 432bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 44dda570201ac851dd85af3861f7e575721d3345daRomain Guy/** 45eb99356a0548684a501766e6a524529ab93304c8Romain Guy * A layer has dimensions and is backed by an OpenGL texture or FBO. 46dda570201ac851dd85af3861f7e575721d3345daRomain Guy */ 47dda570201ac851dd85af3861f7e575721d3345daRomain Guystruct Layer { 489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy Layer(const uint32_t layerWidth, const uint32_t layerHeight) { 49f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy mesh = NULL; 50f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy meshIndices = NULL; 51f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy meshElementCount = 0; 529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy cacheable = true; 539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy textureLayer = false; 548f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy renderTarget = GL_TEXTURE_2D; 559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy texture.width = layerWidth; 569ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy texture.height = layerHeight; 579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy colorFilter = NULL; 582bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy deferredUpdateScheduled = false; 592bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy renderer = NULL; 602bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy displayList = NULL; 61f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy } 62f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 63f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy ~Layer() { 64f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (mesh) delete mesh; 65f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy if (meshIndices) delete meshIndices; 668550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy } 678550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy 68dda570201ac851dd85af3861f7e575721d3345daRomain Guy /** 699fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * Sets this layer's region to a rectangle. Computes the appropriate 709fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy * texture coordinates. 719fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy */ 729fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy void setRegionAsRect() { 739fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy const android::Rect& bounds = region.getBounds(); 749fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy regionRect.set(bounds.leftTop().x, bounds.leftTop().y, 759fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy bounds.rightBottom().x, bounds.rightBottom().y); 769fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texX = 1.0f / float(texture.width); 789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy const float texY = 1.0f / float(texture.height); 799fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy const float height = layer.getHeight(); 809fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy texCoords.set( 819fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy regionRect.left * texX, (height - regionRect.top) * texY, 829fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy regionRect.right * texX, (height - regionRect.bottom) * texY); 839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy regionRect.translate(layer.left, layer.top); 859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 872bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy void updateDeferred(OpenGLRenderer* renderer, DisplayList* displayList, 882bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy int left, int top, int right, int bottom) { 892bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy this->renderer = renderer; 902bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy this->displayList = displayList; 912bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy const Rect r(left, top, right, bottom); 922bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy dirtyRect.unionWith(r); 932bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy deferredUpdateScheduled = true; 942bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy } 952bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline uint32_t getWidth() { 979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return texture.width; 989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline uint32_t getHeight() { 1019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return texture.height; 1029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy void setSize(uint32_t width, uint32_t height) { 1059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy texture.width = width; 1069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy texture.height = height; 1079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void setBlend(bool blend) { 1109ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy texture.blend = blend; 1119ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1129ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1139ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline bool isBlend() { 1149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return texture.blend; 1159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void setAlpha(int alpha) { 1189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy this->alpha = alpha; 1199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1209ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1219ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void setAlpha(int alpha, SkXfermode::Mode mode) { 1229ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy this->alpha = alpha; 1239ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy this->mode = mode; 1249ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1259ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1269ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline int getAlpha() { 1279ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return alpha; 1289ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1299ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1309ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline SkXfermode::Mode getMode() { 1319ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return mode; 1329ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1339ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1349ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void setEmpty(bool empty) { 1359ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy this->empty = empty; 1369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1389ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline bool isEmpty() { 1399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return empty; 1409ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void setFbo(GLuint fbo) { 1439ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy this->fbo = fbo; 1449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1469ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline GLuint getFbo() { 1479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return fbo; 1489ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline GLuint* getTexturePointer() { 1519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return &texture.id; 1529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1539ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1549ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline GLuint getTexture() { 1559ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return texture.id; 1569ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1579ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1589ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline GLenum getRenderTarget() { 1599ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return renderTarget; 1609ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1619ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1629ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void setRenderTarget(GLenum renderTarget) { 1639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy this->renderTarget = renderTarget; 1649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1659ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 166d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy void setWrap(GLenum wrap, bool bindTexture = false, bool force = false) { 167d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture.setWrap(wrap, bindTexture, force, renderTarget); 1689ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1699ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 170d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy void setFilter(GLenum filter, bool bindTexture = false, bool force = false) { 171d21b6e1fe337b35f62cf2028e9bd0637fd009a75Romain Guy texture.setFilter(filter, bindTexture, force, renderTarget); 1729ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1739ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline bool isCacheable() { 1759ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return cacheable; 1769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1789ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void setCacheable(bool cacheable) { 1799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy this->cacheable = cacheable; 1809ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1829ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline bool isTextureLayer() { 1839ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return textureLayer; 1849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1869ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void setTextureLayer(bool textureLayer) { 1879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy this->textureLayer = textureLayer; 1889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1899ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline SkiaColorFilter* getColorFilter() { 1919ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return colorFilter; 1929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1939ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1949ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void setColorFilter(SkiaColorFilter* filter) { 1959ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy colorFilter = filter; 1969ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 1979ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 1989ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void bindTexture() { 1999ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glBindTexture(renderTarget, texture.id); 2009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2019ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void generateTexture() { 2039ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glGenTextures(1, &texture.id); 2049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2059ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void deleteTexture() { 2079ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy if (texture.id) glDeleteTextures(1, &texture.id); 2089ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2099ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 210912a7b32d0c59ba38265c5dd6ff84ce93f909a7fRomain Guy inline void deleteFbo() { 211912a7b32d0c59ba38265c5dd6ff84ce93f909a7fRomain Guy if (fbo) glDeleteFramebuffers(1, &fbo); 212912a7b32d0c59ba38265c5dd6ff84ce93f909a7fRomain Guy } 213912a7b32d0c59ba38265c5dd6ff84ce93f909a7fRomain Guy 2149ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline void allocateTexture(GLenum format, GLenum storage) { 2159ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy glTexImage2D(renderTarget, 0, format, getWidth(), getHeight(), 0, format, storage, NULL); 2169ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy } 2179ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2189ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy inline mat4& getTexTransform() { 2199ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy return texTransform; 2209fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy } 2219fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy 222302a9df1d50373c82923bb84ff665dfce584fb22Romain Guy inline mat4& getTransform() { 223302a9df1d50373c82923bb84ff665dfce584fb22Romain Guy return transform; 224302a9df1d50373c82923bb84ff665dfce584fb22Romain Guy } 225302a9df1d50373c82923bb84ff665dfce584fb22Romain Guy 2269fc27819d75e24ad63d7b383d80f5cb66a577a0dRomain Guy /** 2278550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy * Bounds of the layer. 228dda570201ac851dd85af3861f7e575721d3345daRomain Guy */ 229dda570201ac851dd85af3861f7e575721d3345daRomain Guy Rect layer; 230dda570201ac851dd85af3861f7e575721d3345daRomain Guy /** 2318550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy * Texture coordinates of the layer. 232dda570201ac851dd85af3861f7e575721d3345daRomain Guy */ 2338550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy Rect texCoords; 2348550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy 235dda570201ac851dd85af3861f7e575721d3345daRomain Guy /** 2369ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * Dirty region indicating what parts of the layer 2379ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * have been drawn. 238eb99356a0548684a501766e6a524529ab93304c8Romain Guy */ 2399ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy Region region; 240eb99356a0548684a501766e6a524529ab93304c8Romain Guy /** 2419ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * If the region is a rectangle, coordinates of the 2429ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * region are stored here. 243dda570201ac851dd85af3861f7e575721d3345daRomain Guy */ 2449ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy Rect regionRect; 2459ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 246dda570201ac851dd85af3861f7e575721d3345daRomain Guy /** 2479ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * If the layer can be rendered as a mesh, this is non-null. 248dda570201ac851dd85af3861f7e575721d3345daRomain Guy */ 2499ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy TextureVertex* mesh; 2509ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy uint16_t* meshIndices; 2519ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GLsizei meshElementCount; 2529ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2532bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy /** 2542bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy * Used for deferred updates. 2552bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy */ 2562bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy bool deferredUpdateScheduled; 2572bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy OpenGLRenderer* renderer; 2582bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy DisplayList* displayList; 2592bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy Rect dirtyRect; 2602bf68f063b0077ddef6ebfe54f2ae5e063c2c229Romain Guy 2619ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guyprivate: 262dda570201ac851dd85af3861f7e575721d3345daRomain Guy /** 2639ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * Name of the FBO used to render the layer. If the name is 0 2649ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * this layer is not backed by an FBO, but a simple texture. 265dda570201ac851dd85af3861f7e575721d3345daRomain Guy */ 2669ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GLuint fbo; 2678550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy 26838c85b907a478af96d71b9a5df5a2066b8475311Romain Guy /** 2690bb5667b4ef91fefd0500fae0186789d15d54e0eRomain Guy * Indicates whether this layer has been used already. 27038c85b907a478af96d71b9a5df5a2066b8475311Romain Guy */ 27138c85b907a478af96d71b9a5df5a2066b8475311Romain Guy bool empty; 2728550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy 2738550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy /** 2749ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * The texture backing this layer. 2758550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy */ 2769ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy Texture texture; 2779ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 2788550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy /** 2799ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * If set to true (by default), the layer can be reused. 2808550c4c7b5952b7a4e1e0ede95c9492d03099a13Romain Guy */ 2819ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bool cacheable; 2825b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy 2835b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy /** 2849ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * When set to true, this layer must be treated as a texture 2859ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * layer. 2865b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy */ 2879ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy bool textureLayer; 2889ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy 28940667676e542a9daeafeac9904c30004e8706fd3Romain Guy /** 2909ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * Indicates the render target. 29140667676e542a9daeafeac9904c30004e8706fd3Romain Guy */ 2929ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy GLenum renderTarget; 293171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy 294171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy /** 295171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy * Color filter used to draw this layer. Optional. 296171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy */ 297171c592f0b7066acf279863c8a52ddabea49d3dbRomain Guy SkiaColorFilter* colorFilter; 298f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy 299f219da5e32e85deb442468ee9a63bb28eb198557Romain Guy /** 3009ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * Opacity of the layer. 301aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy */ 3029ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy int alpha; 303aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy /** 3049ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy * Blending mode of the layer. 305aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy */ 3069ace8f5e79e76893fe4ca9e4d10f6c4056330485Romain Guy SkXfermode::Mode mode; 307aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy 308aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy /** 309aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy * Optional texture coordinates transform. 310aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy */ 311aa6c24c21c727a196451332448d4e3b11a80be69Romain Guy mat4 texTransform; 3128f0095cd33558e9cc8a440047908e53b68906f5fRomain Guy 313302a9df1d50373c82923bb84ff665dfce584fb22Romain Guy /** 314302a9df1d50373c82923bb84ff665dfce584fb22Romain Guy * Optional transform. 315302a9df1d50373c82923bb84ff665dfce584fb22Romain Guy */ 316302a9df1d50373c82923bb84ff665dfce584fb22Romain Guy mat4 transform; 317302a9df1d50373c82923bb84ff665dfce584fb22Romain Guy 318dda570201ac851dd85af3861f7e575721d3345daRomain Guy}; // struct Layer 319dda570201ac851dd85af3861f7e575721d3345daRomain Guy 320dda570201ac851dd85af3861f7e575721d3345daRomain Guy}; // namespace uirenderer 321dda570201ac851dd85af3861f7e575721d3345daRomain Guy}; // namespace android 322dda570201ac851dd85af3861f7e575721d3345daRomain Guy 3235b3b35296e8b2c8d3f07d32bb645d5414db41a1dRomain Guy#endif // ANDROID_HWUI_LAYER_H 324