gl.cpp revision 076b1cc3a9b90aa5b381a1ed268ca0b548444c9b
1edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project/* 2edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** Copyright 2007, The Android Open Source Project 3edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** 4edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** Licensed under the Apache License, Version 2.0 (the "License"); 5edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** you may not use this file except in compliance with the License. 6edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** You may obtain a copy of the License at 7edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** 8edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** http://www.apache.org/licenses/LICENSE-2.0 9edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** 10edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** Unless required by applicable law or agreed to in writing, software 11edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** distributed under the License is distributed on an "AS IS" BASIS, 12edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** See the License for the specific language governing permissions and 14edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ** limitations under the License. 15edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project */ 16edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 17edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <ctype.h> 18edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <string.h> 19edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <errno.h> 20edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 21edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <sys/ioctl.h> 22edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 23edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <GLES/gl.h> 24edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <GLES/glext.h> 25edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 26edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <cutils/log.h> 27edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include <cutils/properties.h> 28edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 29edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "hooks.h" 30076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian#include "egl_impl.h" 31edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 32edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectusing namespace android; 33edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 34edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 35edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// extensions for the framework 36edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 37edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 38edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid glColorPointerBounds(GLint size, GLenum type, GLsizei stride, 39edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const GLvoid *ptr, GLsizei count) { 40edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project glColorPointer(size, type, stride, ptr); 41edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 42edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid glNormalPointerBounds(GLenum type, GLsizei stride, 43edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const GLvoid *pointer, GLsizei count) { 44edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project glNormalPointer(type, stride, pointer); 45edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 46edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid glTexCoordPointerBounds(GLint size, GLenum type, 47edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project GLsizei stride, const GLvoid *pointer, GLsizei count) { 48edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project glTexCoordPointer(size, type, stride, pointer); 49edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 50edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid glVertexPointerBounds(GLint size, GLenum type, 51edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project GLsizei stride, const GLvoid *pointer, GLsizei count) { 52edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project glVertexPointer(size, type, stride, pointer); 53edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 54edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 55edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 56edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// Actual GL entry-points 57edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 58edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 59edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef API_ENTRY 60edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef CALL_GL_API 61edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef CALL_GL_API_RETURN 62edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 63edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#if USE_FAST_TLS_KEY 64edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 65edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define API_ENTRY(_api) __attribute__((naked)) _api 66edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 67edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define CALL_GL_API(_api, ...) \ 68edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project asm volatile( \ 69edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "mov r12, #0xFFFF0FFF \n" \ 70edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "ldr r12, [r12, #-15] \n" \ 71edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "ldr r12, [r12, %[tls]] \n" \ 72edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "cmp r12, #0 \n" \ 73edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "ldrne pc, [r12, %[api]] \n" \ 74edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "bx lr \n" \ 75edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project : \ 76edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project : [tls] "J"(TLS_SLOT_OPENGL_API*4), \ 77edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project [api] "J"(__builtin_offsetof(gl_hooks_t, gl._api)) \ 78edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project : \ 79edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ); 80edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 81edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define CALL_GL_API_RETURN(_api, ...) \ 82edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project CALL_GL_API(_api, __VA_ARGS__) \ 83edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return 0; // placate gcc's warnings. never reached. 84edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 85edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#else 86edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 87edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define API_ENTRY(_api) _api 88edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 89edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define CALL_GL_API(_api, ...) \ 90edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gl_hooks_t::gl_t const * const _c = &getGlThreadSpecific()->gl; \ 91edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project _c->_api(__VA_ARGS__) 92edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 93edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define CALL_GL_API_RETURN(_api, ...) \ 94edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gl_hooks_t::gl_t const * const _c = &getGlThreadSpecific()->gl; \ 95edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return _c->_api(__VA_ARGS__) 96edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 97edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#endif 98edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 99076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 100edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectextern "C" { 101edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "gl_api.in" 102edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 103edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 104edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef API_ENTRY 105edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef CALL_GL_API 106edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef CALL_GL_API_RETURN 107edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 108076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 109076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian/* 110076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian * These GL calls are special because they need to EGL to retrieve some 111076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian * informations before they can execute. 112076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian */ 113076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 114076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianextern "C" void __glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image); 115076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianextern "C" void __glEGLImageTargetRenderbufferStorageOES(GLenum target, GLeglImageOES image); 116076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 117076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 118076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianvoid glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image) 119076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 120076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian GLeglImageOES implImage = 121076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image); 122076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian __glEGLImageTargetTexture2DOES(target, implImage); 123076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 124076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 125076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianvoid glEGLImageTargetRenderbufferStorageOES(GLenum target, GLeglImageOES image) 126076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 127076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian GLeglImageOES implImage = 128076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image); 129076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian __glEGLImageTargetRenderbufferStorageOES(target, image); 130076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 131076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 132