1.1 --- a/src/pvr2/glutil.c	Sat Apr 19 02:30:04 2008 +0000
     1.2 +++ b/src/pvr2/glutil.c	Sat Apr 19 02:39:37 2008 +0000
     1.3 @@ -18,6 +18,26 @@
     1.4  #include <string.h>
     1.5  #include "pvr2/glutil.h"
     1.6  
     1.7 +gboolean isGLSecondaryColorSupported()
     1.8 +{
     1.9 +	return isGLExtensionSupported("GL_EXT_secondary_color");
    1.10 +}
    1.11 +
    1.12 +gboolean isGLVertexBufferSupported()
    1.13 +{
    1.14 +	return isGLExtensionSupported("GL_ARB_vertex_buffer_object");
    1.15 +}
    1.16 +
    1.17 +gboolean isGLPixelBufferSupported()
    1.18 +{
    1.19 +	return isGLExtensionSupported("GL_ARB_pixel_buffer_object");
    1.20 +}
    1.21 +
    1.22 +gboolean isGLMirroredTextureSupported()
    1.23 +{
    1.24 +	return isGLExtensionSupported("GL_ARB_texture_mirrored_repeat");
    1.25 +}
    1.26 +
    1.27  /**
    1.28   * Test if a specific extension is supported. From opengl.org
    1.29   * @param extension extension name to check for

     2.1 --- a/src/pvr2/glutil.h	Sat Apr 19 02:30:04 2008 +0000
     2.2 +++ b/src/pvr2/glutil.h	Sat Apr 19 02:39:37 2008 +0000
     2.3 @@ -28,6 +28,14 @@
     2.4   */
     2.5  gboolean isGLExtensionSupported( const char *extension );
     2.6  
     2.7 +/**
     2.8 + * Test if secondary color (GL_COLOR_SUM) is supported.
     2.9 + */
    2.10 +gboolean isGLSecondaryColorSupported();
    2.11 +
    2.12 +gboolean isGLVertexBufferSupported();
    2.13 +gboolean isGLPixelBufferSupported();
    2.14 +gboolean isGLMirroredTextureSupported();
    2.15  
    2.16  /****** Shader handling (gl_sl.c) *****/
    2.17  gboolean glsl_is_supported(void);

     3.1 --- a/src/pvr2/scene.c	Sat Apr 19 02:30:04 2008 +0000
     3.2 +++ b/src/pvr2/scene.c	Sat Apr 19 02:39:37 2008 +0000
     3.3 @@ -26,8 +26,6 @@
     3.4  #include "pvr2/glutil.h"
     3.5  #include "pvr2/scene.h"
     3.6  
     3.7 -#define VBO_EXT_STRING "GL_ARB_vertex_buffer_object"
     3.8 -#define PBO_EXT_STRING "GL_ARB_pixel_buffer_object"
     3.9  
    3.10  static inline uint32_t bgra_to_rgba(uint32_t bgra)
    3.11  {
    3.12 @@ -67,7 +65,7 @@
    3.13  {
    3.14      if( !vbo_init ) {
    3.15  #ifdef ENABLE_VERTEX_BUFFER
    3.16 -	if( isGLExtensionSupported(VBO_EXT_STRING) ) {
    3.17 +	if( isGLVertexBufferSupported() ) {
    3.18  	    vbo_supported = TRUE;
    3.19  	    pvr2_scene.vbo_id = 1;
    3.20  	}