wined3d: Add ARB_clear_buffer_object extension.

dlls/wined3d/directx.c

@@ -111,6 +111,7 @@ static const struct wined3d_extension_map gl_extension_map[] =
 
     /* ARB */
     {"GL_ARB_blend_func_extended",          ARB_BLEND_FUNC_EXTENDED       },
+    {"GL_ARB_clear_buffer_object",          ARB_CLEAR_BUFFER_OBJECT       },
     {"GL_ARB_clear_texture",                ARB_CLEAR_TEXTURE             },
     {"GL_ARB_clip_control",                 ARB_CLIP_CONTROL              },
     {"GL_ARB_color_buffer_float",           ARB_COLOR_BUFFER_FLOAT        },
@@ -2681,6 +2682,9 @@ static void load_gl_funcs(struct wined3d_gl_info *gl_info)
     /* GL_ARB_blend_func_extended */
     USE_GL_FUNC(glBindFragDataLocationIndexed)
     USE_GL_FUNC(glGetFragDataIndex)
+    /* GL_ARB_clear_buffer_object */
+    USE_GL_FUNC(glClearBufferData)
+    USE_GL_FUNC(glClearBufferSubData)
     /* GL_ARB_clear_texture */
     USE_GL_FUNC(glClearTexImage)
     USE_GL_FUNC(glClearTexSubImage)
@@ -3874,6 +3878,7 @@ static BOOL wined3d_adapter_init_gl_caps(struct wined3d_adapter *adapter,
         {ARB_TEXTURE_COMPRESSION_BPTC,     MAKEDWORD_VERSION(4, 2)},
         {ARB_TEXTURE_STORAGE,              MAKEDWORD_VERSION(4, 2)},
 
+        {ARB_CLEAR_BUFFER_OBJECT,          MAKEDWORD_VERSION(4, 3)},
         {ARB_COMPUTE_SHADER,               MAKEDWORD_VERSION(4, 3)},
         {ARB_DEBUG_OUTPUT,                 MAKEDWORD_VERSION(4, 3)},
         {ARB_ES3_COMPATIBILITY,            MAKEDWORD_VERSION(4, 3)},

dlls/wined3d/wined3d_gl.h

@@ -44,6 +44,7 @@ enum wined3d_gl_extension
     APPLE_YCBCR_422,
     /* ARB */
     ARB_BLEND_FUNC_EXTENDED,
+    ARB_CLEAR_BUFFER_OBJECT,
     ARB_CLEAR_TEXTURE,
     ARB_CLIP_CONTROL,
     ARB_COLOR_BUFFER_FLOAT,