static void* lookupOpenGLFunctionAddress(const char* functionName, bool* success = 0) { if (success && !*success) return 0; void* target = getProcAddress(functionName); if (target) return target; String fullFunctionName(functionName); fullFunctionName.append("ARB"); target = getProcAddress(fullFunctionName.utf8().data()); if (target) return target; fullFunctionName = functionName; fullFunctionName.append("EXT"); target = getProcAddress(fullFunctionName.utf8().data()); #if defined(GL_ES_VERSION_2_0) fullFunctionName = functionName; fullFunctionName.append("ANGLE"); target = getProcAddress(fullFunctionName.utf8().data()); fullFunctionName = functionName; fullFunctionName.append("APPLE"); target = getProcAddress(fullFunctionName.utf8().data()); #endif // A null address is still a failure case. if (!target && success) *success = false; return target; }
static void* lookupOpenGLFunctionAddress(const char* functionName, bool& success) { if (!success) return 0; void* target = getProcAddress(functionName); if (target) return target; String fullFunctionName(functionName); fullFunctionName.append("ARB"); target = getProcAddress(fullFunctionName.utf8().data()); if (target) return target; fullFunctionName = functionName; fullFunctionName.append("EXT"); target = getProcAddress(fullFunctionName.utf8().data()); // A null address is still a failure case. if (!target) success = false; return target; }