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Load extensions the OpenGL 3 way

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numzero 2023-02-27 20:32:06 +03:00
parent 1f750cd7b2
commit 608aa150ff
1 changed files with 16 additions and 2 deletions
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18
source/Irrlicht/OpenGL/ExtensionHandler.cpp
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@ -9,6 +9,7 @@
#include "irrString.h" #include "irrString.h"
#include "SMaterial.h" #include "SMaterial.h"
#include "fast_atof.h" #include "fast_atof.h"
#include <mt_opengl.h>
namespace irr namespace irr
{ {
@ -16,9 +17,22 @@ namespace video
{ {
void COpenGL3ExtensionHandler::initExtensions() void COpenGL3ExtensionHandler::initExtensions()
{ {
getGLVersion(); GLint major, minor;
glGetIntegerv(GL_MAJOR_VERSION, &major);
glGetIntegerv(GL_MINOR_VERSION, &minor);
Version = 100 * major + 10 * minor;
getGLExtensions(); GLint ext_count = 0;
GL.GetIntegerv(GL_NUM_EXTENSIONS, &ext_count);
for (int k = 0; k < ext_count; k++) {
auto ext_name = (char *)GL.GetStringi(GL_EXTENSIONS, k);
for (size_t j=0; j<IRR_OGLES_Feature_Count; ++j) {
if (!strcmp(getFeatureString(j), ext_name)) {
FeatureAvailable[j] = true;
break;
}
}
}
GLint val=0; GLint val=0;
glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &val); glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &val);