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-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_surface_state.c50
1 files changed, 31 insertions, 19 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index 0d91391964..d7758075d1 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -155,6 +155,7 @@ struct brw_wm_surface_key {
GLint width, height, depth;
GLint pitch, cpp;
GLboolean tiled;
+ GLuint offset;
};
static dri_bo *
@@ -173,8 +174,10 @@ brw_create_texture_surface( struct brw_context *brw,
/* This is ok for all textures with channel width 8bit or less:
*/
/* surf.ss0.data_return_format = BRW_SURFACERETURNFORMAT_S1; */
-
- surf.ss1.base_addr = key->bo->offset; /* reloc */
+ if (key->bo)
+ surf.ss1.base_addr = key->bo->offset; /* reloc */
+ else
+ surf.ss1.base_addr = key->offset;
surf.ss2.mip_count = key->last_level - key->first_level;
surf.ss2.width = key->width - 1;
@@ -198,17 +201,17 @@ brw_create_texture_surface( struct brw_context *brw,
bo = brw_upload_cache(&brw->cache, BRW_SS_SURFACE,
key, sizeof(*key),
- &key->bo, 1,
+ &key->bo, key->bo ? 1 : 0,
&surf, sizeof(surf),
NULL, NULL);
-
- /* Emit relocation to surface contents */
- dri_emit_reloc(bo,
- DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_READ,
- 0,
- offsetof(struct brw_surface_state, ss1),
- key->bo);
-
+ if (key->bo) {
+ /* Emit relocation to surface contents */
+ dri_emit_reloc(bo,
+ DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_READ,
+ 0,
+ offsetof(struct brw_surface_state, ss1),
+ key->bo);
+ }
return bo;
}
@@ -223,26 +226,35 @@ brw_update_texture_surface( GLcontext *ctx, GLuint unit )
int ret = 0;
memset(&key, 0, sizeof(key));
+
+ if (intelObj->imageOverride) {
+ key.pitch = intelObj->pitchOverride / intelObj->mt->cpp;
+ key.depth = intelObj->depthOverride;
+ key.bo = NULL;
+ key.offset = intelObj->textureOffset;
+ } else {
+ key.pitch = intelObj->mt->pitch;
+ key.depth = firstImage->Depth;
+ key.bo = intelObj->mt->region->buffer;
+ key.offset = 0;
+ ret |= dri_bufmgr_check_aperture_space(key.bo);
+ }
+
key.target = tObj->Target;
key.depthmode = tObj->DepthMode;
key.format = firstImage->TexFormat->MesaFormat;
- key.bo = intelObj->mt->region->buffer;
key.first_level = intelObj->firstLevel;
key.last_level = intelObj->lastLevel;
key.width = firstImage->Width;
key.height = firstImage->Height;
- key.pitch = intelObj->mt->pitch;
key.cpp = intelObj->mt->cpp;
- key.depth = firstImage->Depth;
key.tiled = intelObj->mt->region->tiled;
- ret |= dri_bufmgr_check_aperture_space(key.bo);
-
dri_bo_unreference(brw->wm.surf_bo[unit + MAX_DRAW_BUFFERS]);
brw->wm.surf_bo[unit + MAX_DRAW_BUFFERS] = brw_search_cache(&brw->cache, BRW_SS_SURFACE,
- &key, sizeof(key),
- &key.bo, 1,
- NULL);
+ &key, sizeof(key),
+ &key.bo, key.bo ? 1 : 0,
+ NULL);
if (brw->wm.surf_bo[unit + MAX_DRAW_BUFFERS] == NULL) {
brw->wm.surf_bo[unit + MAX_DRAW_BUFFERS] = brw_create_texture_surface(brw, &key);
}