X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Ffeatures.cpp;h=eff7dd8d7e1869547e70d04627607c91004db8bf;hb=241cf36a6d7735706804bb3c517529bbe078f1ee;hp=d1c8101d63ab2a5054a34dd743642289e29aa0c7;hpb=c0be4e4ae1a8b6ac31ff6b7080e2242c13d947ff;p=libs%2Fgl.git

diff --git a/source/glsl/features.cpp b/source/glsl/features.cpp
index d1c8101d..eff7dd8d 100644
--- a/source/glsl/features.cpp
+++ b/source/glsl/features.cpp
@@ -1,37 +1,34 @@
-#include <msp/gl/extensions/arb_explicit_attrib_location.h>
-#include <msp/gl/extensions/arb_gpu_shader5.h>
-#include <msp/gl/extensions/arb_uniform_buffer_object.h>
-#include <msp/gl/extensions/ext_gpu_shader4.h>
-#include <msp/gl/extensions/ext_texture_array.h>
 #include "features.h"
 
 namespace Msp {
 namespace GL {
 namespace SL {
 
-Features::Features():
-	gl_api(OPENGL),
-	arb_explicit_attrib_location(false),
-	arb_gpu_shader5(false),
-	arb_uniform_buffer_object(false),
-	ext_gpu_shader4(false),
-	ext_texture_array(false)
-{ }
-
-Features Features::from_context()
+Features Features::from_opengl_version(const Version &ver)
 {
 	Features features;
-	features.gl_api = get_gl_api();
-	features.glsl_version = get_glsl_version();
-	features.arb_explicit_attrib_location = ARB_explicit_attrib_location;
-	features.arb_gpu_shader5 = ARB_gpu_shader5;
-	//features.arb_texture_cube_map_array = ARB_texture_cube_map_array;
-	features.arb_uniform_buffer_object = ARB_uniform_buffer_object;
-	features.ext_gpu_shader4 = EXT_gpu_shader4;
-	features.ext_texture_array = EXT_texture_array;
+	features.target_api = OPENGL;
+	features.glsl_version = ver;
+	features.arb_enhanced_layouts = (ver>=Version(4, 40));
+	features.arb_explicit_attrib_location = (ver>=Version(1, 30));
+	features.arb_explicit_uniform_location = (ver>=Version(4, 30));
+	features.arb_gpu_shader5 = (ver>=Version(4, 0));
+	features.arb_separate_shader_objects = (ver>=Version(4, 10));
+	features.arb_uniform_buffer_object = (ver>=Version(1, 50));
+	features.ext_gpu_shader4 = (ver>=Version(1, 20));
+	features.ext_texture_array = (ver>=Version(1, 30));
+	features.uniform_binding_range = (ver>=Version(4, 30) ? 84 : ver>=Version(4, 0) ? 60 :
+		ver>=Version(3, 30) ? 36 : 24);
+	features.texture_binding_range = (ver>=Version(4, 30) ? 96 : ver>=Version(4, 0) ? 80 :
+		ver>=Version(1, 50) ? 48 : ver>=Version(1, 40) ? 32 : 16);
 	return features;
 }
 
+Features Features::opengl_latest()
+{
+	return from_opengl_version(Version(4, 60));
+}
+
 } // namespace SL
 } // namespace GL
 } // namespace Msp