diff options
Diffstat (limited to 'source/Irrlicht/OpenGL/ExtensionHandler.cpp')
| -rw-r--r-- | source/Irrlicht/OpenGL/ExtensionHandler.cpp | 132 |
1 files changed, 66 insertions, 66 deletions
diff --git a/source/Irrlicht/OpenGL/ExtensionHandler.cpp b/source/Irrlicht/OpenGL/ExtensionHandler.cpp index 055738b..b9cb75a 100644 --- a/source/Irrlicht/OpenGL/ExtensionHandler.cpp +++ b/source/Irrlicht/OpenGL/ExtensionHandler.cpp @@ -1,66 +1,66 @@ -// 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::initExtensions()
- {
- GLint major, minor;
- glGetIntegerv(GL_MAJOR_VERSION, &major);
- glGetIntegerv(GL_MINOR_VERSION, &minor);
- Version = 100 * major + 10 * minor;
-
- 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;
- glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &val);
- Feature.MaxTextureUnits = static_cast<u8>(val);
-
- #ifdef GL_EXT_texture_filter_anisotropic
- if (FeatureAvailable[IRR_GL_EXT_texture_filter_anisotropic])
- {
- glGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &val);
- MaxAnisotropy = static_cast<u8>(val);
- }
- #endif
- #ifdef GL_MAX_ELEMENTS_INDICES
- glGetIntegerv(GL_MAX_ELEMENTS_INDICES, &val);
- MaxIndices=val;
- #endif
- glGetIntegerv(GL_MAX_TEXTURE_SIZE, &val);
- MaxTextureSize=static_cast<u32>(val);
- #ifdef GL_EXT_texture_lod_bias
- if (FeatureAvailable[IRR_GL_EXT_texture_lod_bias])
- glGetFloatv(GL_MAX_TEXTURE_LOD_BIAS_EXT, &MaxTextureLODBias);
- #endif
- glGetFloatv(GL_ALIASED_LINE_WIDTH_RANGE, DimAliasedLine);
- glGetFloatv(GL_ALIASED_POINT_SIZE_RANGE, DimAliasedPoint);
-
- Feature.MaxTextureUnits = core::min_(Feature.MaxTextureUnits, static_cast<u8>(MATERIAL_MAX_TEXTURES));
- Feature.ColorAttachment = 1;
- }
-
-} // end namespace video
-} // end namespace irr
+// 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::initExtensions() + { + GLint major, minor; + glGetIntegerv(GL_MAJOR_VERSION, &major); + glGetIntegerv(GL_MINOR_VERSION, &minor); + Version = 100 * major + 10 * minor; + + 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; + glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &val); + Feature.MaxTextureUnits = static_cast<u8>(val); + + #ifdef GL_EXT_texture_filter_anisotropic + if (FeatureAvailable[IRR_GL_EXT_texture_filter_anisotropic]) + { + glGetIntegerv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &val); + MaxAnisotropy = static_cast<u8>(val); + } + #endif + #ifdef GL_MAX_ELEMENTS_INDICES + glGetIntegerv(GL_MAX_ELEMENTS_INDICES, &val); + MaxIndices=val; + #endif + glGetIntegerv(GL_MAX_TEXTURE_SIZE, &val); + MaxTextureSize=static_cast<u32>(val); + #ifdef GL_EXT_texture_lod_bias + if (FeatureAvailable[IRR_GL_EXT_texture_lod_bias]) + glGetFloatv(GL_MAX_TEXTURE_LOD_BIAS_EXT, &MaxTextureLODBias); + #endif + glGetFloatv(GL_ALIASED_LINE_WIDTH_RANGE, DimAliasedLine); + glGetFloatv(GL_ALIASED_POINT_SIZE_RANGE, DimAliasedPoint); + + Feature.MaxTextureUnits = core::min_(Feature.MaxTextureUnits, static_cast<u8>(MATERIAL_MAX_TEXTURES)); + Feature.ColorAttachment = 1; + } + +} // end namespace video +} // end namespace irr |