Updated patch following review.
diff --git a/dlls/wined3d/directx.c b/dlls/wined3d/directx.c
index acdcc57..9b37458 100644
--- a/dlls/wined3d/directx.c
+++ b/dlls/wined3d/directx.c
@@ -854,6 +854,11 @@ static void quirk_broken_rgba16(struct wined3d_gl_info *gl_info)
gl_info->quirks |= WINED3D_QUIRK_BROKEN_RGBA16;
}
+static void quirk_no_ARB_map_buffer_range(struct wined3d_gl_info *gl_info)
+{
+ gl_info->quirks |= WINED3D_QUIRK_BROKEN_MAP_BUFFER_RANGE;
+}
+
static void quirk_infolog_spam(struct wined3d_gl_info *gl_info)
{
gl_info->quirks |= WINED3D_QUIRK_INFO_LOG_SPAM;
@@ -967,6 +972,11 @@ static const struct driver_quirk quirk_table[] =
quirk_r200_constants,
"r200 vertex shader constants"
},
+ {
+ match_fglrx,
+ quirk_no_ARB_map_buffer_range,
+ "Slow on fglrx"
+ }
};
/* Certain applications (Steam) complain if we report an outdated driver version. In general,
diff --git a/dlls/wined3d/utils.c b/dlls/wined3d/utils.c
index 4b29ec8..65b1f27 100644
--- a/dlls/wined3d/utils.c
+++ b/dlls/wined3d/utils.c
@@ -1681,6 +1681,9 @@ static void apply_format_fixups(struct wined3d_adapter *adapter, struct wined3d_
gl_info->formats[idx].flags &= ~WINED3DFMT_FLAG_TEXTURE;
}
+ if ((gl_info->quirks & WINED3D_QUIRK_BROKEN_MAP_BUFFER_RANGE) && gl_info->supported[ARB_MAP_BUFFER_RANGE])
+ gl_info->supported[ARB_MAP_BUFFER_RANGE] = FALSE;
+
/* ATI instancing hack: Although ATI cards do not support Shader Model
* 3.0, they support instancing. To query if the card supports instancing
* CheckDeviceFormat() with the special format MAKEFOURCC('I','N','S','T')
diff --git a/dlls/wined3d/wined3d_private.h b/dlls/wined3d/wined3d_private.h
index 45f6b29..37dd9a6 100644
--- a/dlls/wined3d/wined3d_private.h
+++ b/dlls/wined3d/wined3d_private.h
@@ -61,6 +61,7 @@
#define WINED3D_QUIRK_BROKEN_RGBA16 0x00000040
#define WINED3D_QUIRK_INFO_LOG_SPAM 0x00000080
#define WINED3D_QUIRK_LIMITED_TEX_FILTERING 0x00000100
+#define WINED3D_QUIRK_BROKEN_MAP_BUFFER_RANGE 0x00000200
/* Texture format fixups */
