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adding support for getting gles proc address from eglGetProcAdress

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Change-Id: Ife1b3be5abd181cce837eebbf993e99759eec8e7
This commit is contained in:
Amit Feller
2011-04-11 17:21:53 +03:00
committed by David 'Digit' Turner
parent 8e2dc32b2d
commit 25d29c4778
3 changed files with 56 additions and 19 deletions
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20
tools/emulator/opengl/host/libs/Translator/EGL/EglImp.cpp
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@@ -52,11 +52,6 @@ static EGLiface s_eglIface = {
/***************************************** supported extentions ***********************************************************************/
//extentions
typedef struct {
const char* name;
__eglMustCastToProperFunctionPointerType address;
} EglExtentionDescriptor;
#define EGL_EXTENTIONS 2
//decleration
@@ -64,7 +59,7 @@ EGLImageKHR eglCreateImageKHR(EGLDisplay display, EGLContext context, EGLenum ta
EGLBoolean eglDestroyImageKHR(EGLDisplay display, EGLImageKHR image);
// extentions descriptors
static EglExtentionDescriptor s_extentions[] = {
static ExtentionDescriptor s_eglExtentions[] = {
{"eglCreateImageKHR" ,(__eglMustCastToProperFunctionPointerType)eglCreateImageKHR},
{"eglDestroyImageKHR",(__eglMustCastToProperFunctionPointerType)eglDestroyImageKHR}
};
@@ -883,16 +878,21 @@ EGLAPI EGLBoolean EGLAPIENTRY eglReleaseThread(void) {
EGLAPI __eglMustCastToProperFunctionPointerType EGLAPIENTRY
eglGetProcAddress(const char *procname){
__eglMustCastToProperFunctionPointerType retVal = NULL;
if(!strncmp(procname,"egl",3)) { //EGL proc
for(int i=0;i < EGL_EXTENSIONS;i++){
if(strcmp(procname,s_extentions[i].name) == 0){
return s_extentions[i].address;
if(strcmp(procname,s_eglExtentions[i].name) == 0){
retVal = s_eglExtentions[i].address;
break;
}
}
} else if (!strncmp(procname,"gl",2)){ //GL proc
//TODO:call glGetProcAdress
retVal = g_eglInfo->getIface(GLES_1_1)->getProcAddress(procname); //try to get it from GLES 1.0
if(!retVal){ //try to get it from GLES 2.0
retVal = g_eglInfo->getIface(GLES_2_0)->getProcAddress(procname);
}
return NULL;
}
return retVal;
}
//not supported for now
/************************* NOT SUPPORTED FOR NOW ***********************/

32
tools/emulator/opengl/host/libs/Translator/GLES_CM/GLESimp.cpp
View File

@@ -28,16 +28,33 @@
#include <cmath>
extern "C" {
//decleration
static void initContext(GLEScontext* ctx);
static GLEScontext* createGLESContext();
static void deleteGLESContext(GLEScontext* ctx);
static void setShareGroup(GLEScontext* ctx,ShareGroupPtr grp);
static GLEScontext* createGLESContext();
static __translatorMustCastToProperFunctionPointerType getProcAddress(const char* procName);
}
/************************************** GLES EXTENSIONS *********************************************************/
#define GLES_EXTENTIONS 1
//extensions decleration
void glEGLImageTargetTexture2DOES(GLenum target, GLeglImageOES image);
//extentions descriptor
static ExtentionDescriptor s_glesExtentions[] = {
{"glEGLImageTargetTexture2DOES",(__translatorMustCastToProperFunctionPointerType)glEGLImageTargetTexture2DOES}
};
/****************************************************************************************************************/
static EGLiface* s_eglIface = NULL;
static GLESiface s_glesIface = {
createGLESContext:createGLESContext,
@@ -45,7 +62,8 @@ static GLESiface s_glesIface = {
deleteGLESContext:deleteGLESContext,
flush :glFlush,
finish :glFinish,
setShareGroup :setShareGroup
setShareGroup :setShareGroup,
getProcAddress :getProcAddress
};
extern "C" {
@@ -68,6 +86,14 @@ static void setShareGroup(GLEScontext* ctx,ShareGroupPtr grp) {
}
}
static __translatorMustCastToProperFunctionPointerType getProcAddress(const char* procName) {
for(int i=0;i<GLES_EXTENTIONS;i++){
if(strcmp(procName,s_glesExtentions[i].name) == 0){
return s_glesExtentions[i].address;
}
}
return NULL;
}
GLESiface* __translator_getIfaces(EGLiface* eglIface){
s_eglIface = eglIface;
return & s_glesIface;
@@ -1106,7 +1132,7 @@ static TextureData* getTextureData(){
TextureData *texData = NULL;
ObjectDataPtr objData = thrd->shareGroup->getObjectData(TEXTURE,tex);
if(!objData.Ptr()){
TextureData *texData = new TextureData();
texData = new TextureData();
thrd->shareGroup->setObjectData(TEXTURE, tex, ObjectDataPtr(texData));
} else {
texData = (TextureData*)objData.Ptr();

11
tools/emulator/opengl/host/libs/Translator/include/GLcommon/TranslatorIfaces.h
View File

@@ -20,6 +20,16 @@
extern "C" {
/* This is a generic function pointer type, whose name indicates it must
* be cast to the proper type *and calling convention* before use.
*/
typedef void (*__translatorMustCastToProperFunctionPointerType)(void);
typedef struct {
const char* name;
__translatorMustCastToProperFunctionPointerType address;
}ExtentionDescriptor;
class TextureData : public ObjectData
{
public:
@@ -59,6 +69,7 @@ typedef struct {
void (*flush)();
void (*finish)();
void (*setShareGroup)(GLEScontext*,ShareGroupPtr);
__translatorMustCastToProperFunctionPointerType (*getProcAddress)(const char*);
}GLESiface;