Texture.h revision 9aaa8269a3e7291aab84d01c3fc9c744d8f2d2f4
1ce0537b80087a6225273040a987414b1dd081aa0Romain Guy/* 2ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * Copyright (C) 2010 The Android Open Source Project 3ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * 4ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * Licensed under the Apache License, Version 2.0 (the "License"); 5ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * you may not use this file except in compliance with the License. 6ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * You may obtain a copy of the License at 7ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * 8ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * http://www.apache.org/licenses/LICENSE-2.0 9ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * 10ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * Unless required by applicable law or agreed to in writing, software 11ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * distributed under the License is distributed on an "AS IS" BASIS, 12ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * See the License for the specific language governing permissions and 14ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * limitations under the License. 15ce0537b80087a6225273040a987414b1dd081aa0Romain Guy */ 16ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 17ce0537b80087a6225273040a987414b1dd081aa0Romain Guy#ifndef ANDROID_UI_TEXTURE_H 18ce0537b80087a6225273040a987414b1dd081aa0Romain Guy#define ANDROID_UI_TEXTURE_H 19ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 20ce0537b80087a6225273040a987414b1dd081aa0Romain Guy#include <GLES2/gl2.h> 21ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 22ce0537b80087a6225273040a987414b1dd081aa0Romain Guynamespace android { 23ce0537b80087a6225273040a987414b1dd081aa0Romain Guynamespace uirenderer { 24ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 25ce0537b80087a6225273040a987414b1dd081aa0Romain Guy/** 26ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * Represents an OpenGL texture. 27ce0537b80087a6225273040a987414b1dd081aa0Romain Guy */ 28ce0537b80087a6225273040a987414b1dd081aa0Romain Guystruct Texture { 2922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy Texture() { 3022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy cleanup = false; 319aaa8269a3e7291aab84d01c3fc9c744d8f2d2f4Romain Guy bitmapSize = 0; 3222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy } 3322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 34ce0537b80087a6225273040a987414b1dd081aa0Romain Guy /** 35ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * Name of the texture. 36ce0537b80087a6225273040a987414b1dd081aa0Romain Guy */ 37ce0537b80087a6225273040a987414b1dd081aa0Romain Guy GLuint id; 38ce0537b80087a6225273040a987414b1dd081aa0Romain Guy /** 39fe8809471a40cac8acc984adfa51c39e13e83947Romain Guy * Generation of the backing bitmap, 40fe8809471a40cac8acc984adfa51c39e13e83947Romain Guy */ 41fe8809471a40cac8acc984adfa51c39e13e83947Romain Guy uint32_t generation; 42fe8809471a40cac8acc984adfa51c39e13e83947Romain Guy /** 43ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * Indicates whether the texture requires blending. 44ce0537b80087a6225273040a987414b1dd081aa0Romain Guy */ 45ce0537b80087a6225273040a987414b1dd081aa0Romain Guy bool blend; 46ce0537b80087a6225273040a987414b1dd081aa0Romain Guy /** 47ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * Width of the backing bitmap. 48ce0537b80087a6225273040a987414b1dd081aa0Romain Guy */ 497d139ba2c331f11e9b485753cc727a0ff202f2a4Romain Guy uint32_t width; 50ce0537b80087a6225273040a987414b1dd081aa0Romain Guy /** 51ce0537b80087a6225273040a987414b1dd081aa0Romain Guy * Height of the backing bitmap. 52ce0537b80087a6225273040a987414b1dd081aa0Romain Guy */ 537d139ba2c331f11e9b485753cc727a0ff202f2a4Romain Guy uint32_t height; 5422158e139a3d6c6a9787ca0de224e9368f643284Romain Guy /** 5522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy * Indicates whether this texture should be cleaned up after use. 5622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy */ 5722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy bool cleanup; 589aaa8269a3e7291aab84d01c3fc9c744d8f2d2f4Romain Guy /** 599aaa8269a3e7291aab84d01c3fc9c744d8f2d2f4Romain Guy * Optional, size of the original bitmap. 609aaa8269a3e7291aab84d01c3fc9c744d8f2d2f4Romain Guy */ 619aaa8269a3e7291aab84d01c3fc9c744d8f2d2f4Romain Guy uint32_t bitmapSize; 62ce0537b80087a6225273040a987414b1dd081aa0Romain Guy}; // struct Texture 63ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 6422158e139a3d6c6a9787ca0de224e9368f643284Romain Guyclass AutoTexture { 6522158e139a3d6c6a9787ca0de224e9368f643284Romain Guypublic: 6622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy AutoTexture(const Texture* texture): mTexture(texture) { } 6722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy ~AutoTexture() { 6822158e139a3d6c6a9787ca0de224e9368f643284Romain Guy if (mTexture && mTexture->cleanup) { 6922158e139a3d6c6a9787ca0de224e9368f643284Romain Guy glDeleteTextures(1, &mTexture->id); 7022158e139a3d6c6a9787ca0de224e9368f643284Romain Guy delete mTexture; 7122158e139a3d6c6a9787ca0de224e9368f643284Romain Guy } 7222158e139a3d6c6a9787ca0de224e9368f643284Romain Guy } 7322158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 7422158e139a3d6c6a9787ca0de224e9368f643284Romain Guyprivate: 7522158e139a3d6c6a9787ca0de224e9368f643284Romain Guy const Texture* mTexture; 7622158e139a3d6c6a9787ca0de224e9368f643284Romain Guy}; // class AutoTexture 7722158e139a3d6c6a9787ca0de224e9368f643284Romain Guy 78ce0537b80087a6225273040a987414b1dd081aa0Romain Guy}; // namespace uirenderer 79ce0537b80087a6225273040a987414b1dd081aa0Romain Guy}; // namespace android 80ce0537b80087a6225273040a987414b1dd081aa0Romain Guy 81ce0537b80087a6225273040a987414b1dd081aa0Romain Guy#endif // ANDROID_UI_TEXTURE_H 82