| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #ifndef _LIBRENDER_COLORBUFFER_H |
| #define _LIBRENDER_COLORBUFFER_H |
| |
| #include <EGL/egl.h> |
| #include <EGL/eglext.h> |
| #include <GLES/gl.h> |
| #include <SmartPtr.h> |
| |
| class ColorBuffer |
| { |
| public: |
| static ColorBuffer *create(int p_width, int p_height, |
| GLenum p_internalFormat); |
| ~ColorBuffer(); |
| |
| GLuint getGLTextureName() const { return m_tex; } |
| GLuint getWidth() const { return m_width; } |
| GLuint getHeight() const { return m_height; } |
| |
| void update(GLenum p_format, GLenum p_type, void *pixels); |
| void subUpdate(int x, int y, int width, int height, GLenum p_format, GLenum p_type, void *pixels); |
| bool blitFromPbuffer(EGLSurface p_pbufSurface); |
| bool post(); |
| bool bindToTexture(); |
| |
| private: |
| ColorBuffer(); |
| void drawTexQuad(); |
| bool bind_fbo(); // binds a fbo which have this texture as render target |
| |
| private: |
| GLuint m_tex; |
| EGLImageKHR m_eglImage; |
| GLuint m_width; |
| GLuint m_height; |
| GLuint m_fbo; |
| }; |
| |
| typedef SmartPtr<ColorBuffer> ColorBufferPtr; |
| |
| #endif |