/* ** Copyright 2006, 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 ANDROID_OPENGLES_SURFACE_H #define ANDROID_OPENGLES_SURFACE_H #include <stdint.h> #include <stddef.h> #include <sys/types.h> #include <utils/Atomic.h> #include <utils/threads.h> #include <utils/RefBase.h> #include <utils/KeyedVector.h> #include <utils/Errors.h> #include <private/pixelflinger/ggl_context.h> #include <GLES/gl.h> #include <EGL/egl.h> #include <EGL/eglext.h> #include "Tokenizer.h" #include "TokenManager.h" namespace android { // ---------------------------------------------------------------------------- class EGLTextureObject : public LightRefBase<EGLTextureObject> { public: EGLTextureObject(); ~EGLTextureObject(); status_t setSurface(GGLSurface const* s); status_t setImage(ANativeWindowBuffer* buffer); void setImageBits(void* vaddr) { surface.data = (GGLubyte*)vaddr; } status_t reallocate(GLint level, int w, int h, int s, int format, int compressedFormat, int bpr); inline size_t size() const { return mSize; } const GGLSurface& mip(int lod) const; GGLSurface& editMip(int lod); bool hasMipmaps() const { return mMipmaps!=0; } bool isComplete() const { return mIsComplete; } void copyParameters(const sp<EGLTextureObject>& old); private: status_t allocateMipmaps(); void freeMipmaps(); void init(); size_t mSize; GGLSurface *mMipmaps; int mNumExtraLod; bool mIsComplete; public: GGLSurface surface; GLenum wraps; GLenum wrapt; GLenum min_filter; GLenum mag_filter; GLenum internalformat; GLint crop_rect[4]; GLint generate_mipmap; GLint direct; ANativeWindowBuffer* buffer; }; // ---------------------------------------------------------------------------- class EGLSurfaceManager : public LightRefBase<EGLSurfaceManager>, public TokenManager { public: EGLSurfaceManager(); ~EGLSurfaceManager(); sp<EGLTextureObject> createTexture(GLuint name); sp<EGLTextureObject> removeTexture(GLuint name); sp<EGLTextureObject> replaceTexture(GLuint name); void deleteTextures(GLsizei n, const GLuint *tokens); sp<EGLTextureObject> texture(GLuint name); private: mutable Mutex mLock; KeyedVector< GLuint, sp<EGLTextureObject> > mTextures; }; // ---------------------------------------------------------------------------- }; // namespace android #endif // ANDROID_OPENGLES_SURFACE_H