125 lines
3.8 KiB
C++
125 lines
3.8 KiB
C++
/*
|
|
** Copyright 2007, 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.
|
|
*/
|
|
|
|
#define LOG_TAG "GLES_CM"
|
|
|
|
#include <ctype.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
|
|
#include <sys/ioctl.h>
|
|
|
|
#include <GLES/gl.h>
|
|
#include <GLES/glext.h>
|
|
|
|
#include <cutils/log.h>
|
|
#include <cutils/properties.h>
|
|
|
|
#include "hooks.h"
|
|
#include "egl_impl.h"
|
|
|
|
using namespace android;
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// extensions for the framework
|
|
// ----------------------------------------------------------------------------
|
|
|
|
void glColorPointerBounds(GLint size, GLenum type, GLsizei stride,
|
|
const GLvoid *ptr, GLsizei count) {
|
|
glColorPointer(size, type, stride, ptr);
|
|
}
|
|
void glNormalPointerBounds(GLenum type, GLsizei stride,
|
|
const GLvoid *pointer, GLsizei count) {
|
|
glNormalPointer(type, stride, pointer);
|
|
}
|
|
void glTexCoordPointerBounds(GLint size, GLenum type,
|
|
GLsizei stride, const GLvoid *pointer, GLsizei count) {
|
|
glTexCoordPointer(size, type, stride, pointer);
|
|
}
|
|
void glVertexPointerBounds(GLint size, GLenum type,
|
|
GLsizei stride, const GLvoid *pointer, GLsizei count) {
|
|
glVertexPointer(size, type, stride, pointer);
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Actual GL entry-points
|
|
// ----------------------------------------------------------------------------
|
|
|
|
#undef API_ENTRY
|
|
#undef CALL_GL_API
|
|
#undef CALL_GL_API_RETURN
|
|
|
|
#if USE_FAST_TLS_KEY
|
|
|
|
#define API_ENTRY(_api) __attribute__((naked)) _api
|
|
|
|
#define CALL_GL_API(_api, ...) \
|
|
asm volatile( \
|
|
"mov r12, #0xFFFF0FFF \n" \
|
|
"ldr r12, [r12, #-15] \n" \
|
|
"ldr r12, [r12, %[tls]] \n" \
|
|
"cmp r12, #0 \n" \
|
|
"ldrne pc, [r12, %[api]] \n" \
|
|
"bx lr \n" \
|
|
: \
|
|
: [tls] "J"(TLS_SLOT_OPENGL_API*4), \
|
|
[api] "J"(__builtin_offsetof(gl_hooks_t, gl._api)) \
|
|
: \
|
|
);
|
|
|
|
#define CALL_GL_API_RETURN(_api, ...) \
|
|
CALL_GL_API(_api, __VA_ARGS__) \
|
|
return 0; // placate gcc's warnings. never reached.
|
|
|
|
#else
|
|
|
|
#define API_ENTRY(_api) _api
|
|
|
|
#define CALL_GL_API(_api, ...) \
|
|
gl_hooks_t::gl_t const * const _c = &getGlThreadSpecific()->gl; \
|
|
_c->_api(__VA_ARGS__)
|
|
|
|
#define CALL_GL_API_RETURN(_api, ...) \
|
|
gl_hooks_t::gl_t const * const _c = &getGlThreadSpecific()->gl; \
|
|
return _c->_api(__VA_ARGS__)
|
|
|
|
#endif
|
|
|
|
|
|
extern "C" {
|
|
#include "gl_api.in"
|
|
}
|
|
|
|
#undef API_ENTRY
|
|
#undef CALL_GL_API
|
|
#undef CALL_GL_API_RETURN
|
|
|
|
|
|
/*
|
|
* These GL calls are special because they need to EGL to retrieve some
|
|
* informations before they can execute.
|
|
*/
|
|
|
|
|
|
void glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image)
|
|
{
|
|
}
|
|
|
|
void glEGLImageTargetRenderbufferStorageOES(GLenum target, GLeglImageOES image)
|
|
{
|
|
}
|
|
|