i965: bump texture limit to 4kx4k

Rendering and textures are limited to 8kx8k, but mesa limits things to
4kx4k, and magic guard band stuff may break on 8kx8k drawing. This is safe
though, and makes compiz work on bigger screens.

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c
index d7a2bd9..d66781f 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_context.c
+++ b/src/mesa/drivers/dri/i965/brw_context.c
@@ -135,13 +135,12 @@ GLboolean brwCreateContext( const __GLcontextModes *mesaVis,
                                      ctx->Const.MaxTextureImageUnits);
    ctx->Const.MaxVertexTextureImageUnits = 0; /* no vertex shader textures */
 
-   /* Advertise the full hardware capabilities.  The new memory
-    * manager should cope much better with overload situations:
+   /* Mesa limits textures to 4kx4k; it would be nice to fix that someday
     */
-   ctx->Const.MaxTextureLevels = 12;
+   ctx->Const.MaxTextureLevels = 13;
    ctx->Const.Max3DTextureLevels = 9;
    ctx->Const.MaxCubeTextureLevels = 12;
-   ctx->Const.MaxTextureRectSize = (1<<11);
+   ctx->Const.MaxTextureRectSize = (1<<12);
    
    /* if conformance mode is set, swrast can handle any size AA point */
    ctx->Const.MaxPointSizeAA = 255.0;