X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fextension.cpp;h=a095986123dd535d192881c2870649ae8e936e43;hp=b65172fc691dc4b71e8ba2d4c5dc6e03eac9bfa2;hb=99d25b5ef615a23ef63645fea87596b3384b5ede;hpb=e79c72cf90dacaa47d82d65d3e6c4252f055f454

diff --git a/source/extension.cpp b/source/extension.cpp
index b65172fc..a0959861 100644
--- a/source/extension.cpp
+++ b/source/extension.cpp
@@ -12,6 +12,15 @@
 #include "extension.h"
 #include "gl.h"
 
+#ifndef GL_VERSION_3_0
+#define GL_NUM_EXTENSIONS 0x821D
+#endif
+
+#ifndef GL_VERSION_3_2
+#define GL_CONTEXT_CORE_PROFILE_BIT 0x00000001
+#define GL_CONTEXT_PROFILE_MASK 0x9126
+#endif
+
 using namespace std;
 
 namespace Msp {
@@ -70,6 +79,9 @@ Require::Require(const Extension &ext)
 
 bool is_supported(const string &ext)
 {
+	if(is_disabled(ext))
+		return false;
+
 	static set<string> extensions;
 	static bool init_done = false;
 
@@ -130,6 +142,9 @@ bool is_disabled(const string &ext)
 				buffer. */
 				disabled_exts.insert("GL_NV_primitive_restart");
 
+				// The core primitive restart feature does not work either.
+				disabled_exts.insert("GL_MSP_primitive_restart");
+
 				/* AMD's uniform buffer objects only work with the core version of
 				shaders. */
 				if(get_gl_version()<Version(2, 0))
@@ -186,7 +201,7 @@ inline Version _get_gl_version()
 	if(const char *force_ver_ptr = getenv("MSPGL_FORCE_VERSION"))
 	{
 		Version force_ver(force_ver_ptr);
-		if(!(force_ver>=ver))
+		if(force_ver<ver)
 			ver = force_ver;
 	}
 
@@ -214,7 +229,7 @@ inline Version _get_glsl_version()
 	if(const char *force_ver_ptr = getenv("MSPGL_FORCE_GLSL_VERSION"))
 	{
 		Version force_ver(force_ver_ptr);
-		if(!(force_ver>=ver))
+		if(force_ver<ver)
 			ver = force_ver;
 	}
 
@@ -229,7 +244,7 @@ const Version &get_glsl_version()
 
 ExtFunc *get_proc_address(const string &name)
 {
-#if defined(WIN32)
+#if defined(_WIN32)
 	return reinterpret_cast<ExtFunc *>(wglGetProcAddress(name.c_str()));
 #elif defined(__APPLE__)
 	(void)name;