r300: Don't disable destination read if the src blend factor needs it

[mesa.git] / src / gallium / drivers / r300 / r300_screen.c

diff --git a/src/gallium/drivers/r300/r300_screen.c b/src/gallium/drivers/r300/r300_screen.c
index 80f9afc6134b7846893a1e3a72f17a74898a58e6..de5e4a19d53ea0b4deff527c8c1e9fd79c9f7010 100644 (file)
--- a/src/gallium/drivers/r300/r300_screen.c
+++ b/src/gallium/drivers/r300/r300_screen.c
@@ -105,10 +105,11 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
         case PIPE_CAP_VERTEX_COLOR_CLAMPED:
         case PIPE_CAP_USER_INDEX_BUFFERS:
         case PIPE_CAP_USER_CONSTANT_BUFFERS:
+        case PIPE_CAP_DEPTH_CLIP_DISABLE: /* XXX implemented, but breaks Regnum Online */
             return 1;
 
         case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT:
-            return 64;
+            return R300_BUFFER_ALIGNMENT;
 
         case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
             return 16;
@@ -131,7 +132,6 @@ static int r300_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
         case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
         case PIPE_CAP_INDEP_BLEND_ENABLE:
         case PIPE_CAP_INDEP_BLEND_FUNC:
-        case PIPE_CAP_DEPTH_CLIP_DISABLE:
         case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
         case PIPE_CAP_SHADER_STENCIL_EXPORT:
         case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: