mirror of
https://github.com/minetest/irrlicht.git
synced 2024-11-14 03:33:49 +01:00
48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
// Copyright (C) 2015 Patryk Nadrowski
|
|
// Copyright (C) 2009-2010 Amundis
|
|
// 2017 modified by Michael Zeilfelder (unifying extension handlers)
|
|
// This file is part of the "Irrlicht Engine".
|
|
// For conditions of distribution and use, see copyright notice in Irrlicht.h
|
|
|
|
#include "ExtensionHandler.h"
|
|
|
|
#include "irrString.h"
|
|
#include "SMaterial.h"
|
|
#include "fast_atof.h"
|
|
#include <mt_opengl.h>
|
|
|
|
namespace irr
|
|
{
|
|
namespace video
|
|
{
|
|
void COpenGL3ExtensionHandler::initExtensionsOld()
|
|
{
|
|
auto extensions_string = reinterpret_cast<const char *>(glGetString(GL_EXTENSIONS));
|
|
const char *pos = extensions_string;
|
|
while (const char *next = strchr(pos, ' ')) {
|
|
std::string name{pos, next};
|
|
addExtension(name.c_str());
|
|
pos = next + 1;
|
|
}
|
|
addExtension(pos);
|
|
}
|
|
|
|
void COpenGL3ExtensionHandler::initExtensionsNew()
|
|
{
|
|
GLint ext_count = 0;
|
|
GL.GetIntegerv(GL_NUM_EXTENSIONS, &ext_count);
|
|
for (int k = 0; k < ext_count; k++)
|
|
addExtension(reinterpret_cast<const char *>(GL.GetStringi(GL_EXTENSIONS, k)));
|
|
}
|
|
|
|
void COpenGL3ExtensionHandler::addExtension(const char *name) {
|
|
for (size_t j=0; j<IRR_OGLES_Feature_Count; ++j) {
|
|
if (!strcmp(getFeatureString(j), name)) {
|
|
FeatureAvailable[j] = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
} // end namespace video
|
|
} // end namespace irr
|