gl.cpp revision 673d2dbaae647abc58b08de873fd364f0b2fa3f5
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 347d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian// set this to 1 for crude GL debugging 357d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian#define CHECK_FOR_GL_ERRORS 0 367d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian 37edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 38edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// extensions for the framework 39edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 40edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 41d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias Agopianextern "C" { 42d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias AgopianGL_API void GL_APIENTRY glColorPointerBounds(GLint size, GLenum type, GLsizei stride, 43d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias Agopian const GLvoid *ptr, GLsizei count); 44d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias AgopianGL_API void GL_APIENTRY glNormalPointerBounds(GLenum type, GLsizei stride, 45d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias Agopian const GLvoid *pointer, GLsizei count); 46d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias AgopianGL_API void GL_APIENTRY glTexCoordPointerBounds(GLint size, GLenum type, 47d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias Agopian GLsizei stride, const GLvoid *pointer, GLsizei count); 48d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias AgopianGL_API void GL_APIENTRY glVertexPointerBounds(GLint size, GLenum type, 49d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias Agopian GLsizei stride, const GLvoid *pointer, GLsizei count); 50d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias Agopian} 51d373c6348a91595dd4c0b83ad256dbf30870fa5dMathias Agopian 52edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid glColorPointerBounds(GLint size, GLenum type, GLsizei stride, 53edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const GLvoid *ptr, GLsizei count) { 54edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project glColorPointer(size, type, stride, ptr); 55edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 56edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid glNormalPointerBounds(GLenum type, GLsizei stride, 57edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project const GLvoid *pointer, GLsizei count) { 58edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project glNormalPointer(type, stride, pointer); 59edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 60edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid glTexCoordPointerBounds(GLint size, GLenum type, 61edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project GLsizei stride, const GLvoid *pointer, GLsizei count) { 62edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project glTexCoordPointer(size, type, stride, pointer); 63edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 64edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectvoid glVertexPointerBounds(GLint size, GLenum type, 65edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project GLsizei stride, const GLvoid *pointer, GLsizei count) { 66edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project glVertexPointer(size, type, stride, pointer); 67edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 68edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 69edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 70edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// Actual GL entry-points 71edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project// ---------------------------------------------------------------------------- 72edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 73edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef API_ENTRY 74edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef CALL_GL_API 75edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef CALL_GL_API_RETURN 76edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 777d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian#if USE_FAST_TLS_KEY && !CHECK_FOR_GL_ERRORS 78edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 79673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian #ifdef HAVE_ARM_TLS_REGISTER 80673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian #define GET_TLS(reg) \ 81673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian "mrc p15, 0, " #reg ", c13, c0, 3 \n" 82673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian #else 83673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian #define GET_TLS(reg) \ 84673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian "mov " #reg ", #0xFFFF0FFF \n" \ 85673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian "ldr " #reg ", [" #reg ", #-15] \n" 86673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian #endif 87673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian 88edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define API_ENTRY(_api) __attribute__((naked)) _api 89edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 90edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define CALL_GL_API(_api, ...) \ 91edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project asm volatile( \ 92673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian GET_TLS(r12) \ 93edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "ldr r12, [r12, %[tls]] \n" \ 94edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "cmp r12, #0 \n" \ 95edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "ldrne pc, [r12, %[api]] \n" \ 96edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project "bx lr \n" \ 97edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project : \ 98edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project : [tls] "J"(TLS_SLOT_OPENGL_API*4), \ 99edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project [api] "J"(__builtin_offsetof(gl_hooks_t, gl._api)) \ 100edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project : \ 101edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project ); 102673d2dbaae647abc58b08de873fd364f0b2fa3f5Mathias Agopian 103edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define CALL_GL_API_RETURN(_api, ...) \ 104edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project CALL_GL_API(_api, __VA_ARGS__) \ 105edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return 0; // placate gcc's warnings. never reached. 106edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 107edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#else 108edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 1097d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian #if CHECK_FOR_GL_ERRORS 1107d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian 1117d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian #define CHECK_GL_ERRORS(_api) \ 1127d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian do { GLint err = glGetError(); \ 1137d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian LOGE_IF(err != GL_NO_ERROR, "%s failed (0x%04X)", #_api, err); \ 1147d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian } while(false); 1157d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian 1167d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian #else 1177d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian 1187d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian #define CHECK_GL_ERRORS(_api) do { } while(false); 1197d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian 1207d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian #endif 1217d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian 1227d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian 123edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define API_ENTRY(_api) _api 124edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 125edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define CALL_GL_API(_api, ...) \ 126edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gl_hooks_t::gl_t const * const _c = &getGlThreadSpecific()->gl; \ 1277d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian _c->_api(__VA_ARGS__); \ 1287d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian CHECK_GL_ERRORS(_api) 1297d21a745ac7d272400af599c20e2043f22bce28dMathias Agopian 130edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project #define CALL_GL_API_RETURN(_api, ...) \ 131edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project gl_hooks_t::gl_t const * const _c = &getGlThreadSpecific()->gl; \ 132edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project return _c->_api(__VA_ARGS__) 133edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 134edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#endif 135edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 136076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 137edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Projectextern "C" { 138edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#include "gl_api.in" 139b519abb606c819c446a408f422530268b21a100bMathias Agopian#include "glext_api.in" 140edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project} 141edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 142edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef API_ENTRY 143edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef CALL_GL_API 144edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project#undef CALL_GL_API_RETURN 145edbf3b6af777b721cd2a1ef461947e51e88241e1The Android Open Source Project 146076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 147076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian/* 148076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian * These GL calls are special because they need to EGL to retrieve some 149076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian * informations before they can execute. 150076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian */ 151076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 152076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianextern "C" void __glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image); 153076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianextern "C" void __glEGLImageTargetRenderbufferStorageOES(GLenum target, GLeglImageOES image); 154076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 155076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 156076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianvoid glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image) 157076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 158076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian GLeglImageOES implImage = 159076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image); 160076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian __glEGLImageTargetTexture2DOES(target, implImage); 161076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 162076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 163076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopianvoid glEGLImageTargetRenderbufferStorageOES(GLenum target, GLeglImageOES image) 164076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian{ 165076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian GLeglImageOES implImage = 166076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian (GLeglImageOES)egl_get_image_for_current_context((EGLImageKHR)image); 167076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian __glEGLImageTargetRenderbufferStorageOES(target, image); 168076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian} 169076b1cc3a9b90aa5b381a1ed268ca0b548444c9bMathias Agopian 170