bool GLRenderCallCache::Init()
{
//Return if we cannot make OpenGL calls
if(!gliCallBacks->GetGLInternalCallState())
{
return false;
}
//Test extension support
float glVersion = gliCallBacks->GetGLVersion();
if(glVersion < 1.4f)
{
LOGERR(("GLRenderCallCache::Init - Need OpenGL 1.4 implementation to use render call cache"));
return false;
}
void **loadFunc;
//Helper define for function lookups
#define GL_FUNC_LOOKUP(string) \
loadFunc = (void**)(&i##string); \
*loadFunc = gliCallBacks->GetGLFunction(#string); \
if(*loadFunc == NULL) \
{ \
LOGERR(("Function %s unable to be mapped",#string)); \
return false; \
}
//Init function pointers
GL_FUNC_LOOKUP(glDrawRangeElements);
GL_FUNC_LOOKUP(glMultiDrawArrays);
GL_FUNC_LOOKUP(glMultiDrawElements);
#undef GL_FUNC_LOOKUP
#define FUNC_REGISTER(function, token) \
gliCallBacks->RegisterGLFunction(function); \
gliCallBacks->SetFunctionID(function, token);
FUNC_REGISTER("glDrawArrays", CBI_glDrawArrays);
FUNC_REGISTER("glDrawElements",CBI_glDrawElements);
FUNC_REGISTER("glDrawRangeElements", CBI_glDrawRangeElements);
FUNC_REGISTER("glDrawRangeElementsEXT",CBI_glDrawRangeElements);
FUNC_REGISTER("glMultiDrawArrays", CBI_glMultiDrawArrays);
FUNC_REGISTER("glMultiDrawArraysEXT",CBI_glMultiDrawArrays);
FUNC_REGISTER("glMultiDrawElements", CBI_glMultiDrawElements);
FUNC_REGISTER("glMultiDrawElementsEXT",CBI_glMultiDrawElements);
#undef FUNC_REGISTER
return true;
}
#include "string.h"
#include "stdlib.h"
#define MAX_FUNC_LEN 32
#define FUNC_REGISTER(name) #name
int func_example();
enum TEST_FUNCTION {
func_example_ID,
FUNCTION_CNT
};
char function_list[FUNCTION_CNT][MAX_FUNC_LEN] = {
FUNC_REGISTER(func_example)
};
void Func_Call_Handler(char *func_name)
{
int i;
for (i = 0; i < FUNCTION_CNT; i++) {
if (strcmp(func_name, "func_example") == 0) {
int retval = func_example();
serial.printf("Function name:%s\n\r", func_name);
serial.printf("Argument:None\n\r");
serial.printf("Return value:%d <type-int>\n\r", retval);
return;
}
