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i965: comments, clean-up in prepare_wm_surfaces()

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This commit is contained in:
Brian Paul
2009-03-24 10:35:40 -06:00
parent 5d7f3ae15c
commit d5346a925c
1 changed files with 15 additions and 11 deletions
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src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+15 -11
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@@ -477,7 +477,8 @@ static void prepare_wm_surfaces(struct brw_context *brw )
GLuint i;
int old_nr_surfaces;
if (brw->state.nr_color_regions > 1) {
/* Update surfaces for drawing buffers */
if (brw->state.nr_color_regions > 1) {
for (i = 0; i < brw->state.nr_color_regions; i++) {
brw_update_region_surface(brw, brw->state.color_regions[i], i,
GL_FALSE);
@@ -489,25 +490,28 @@ static void prepare_wm_surfaces(struct brw_context *brw )
old_nr_surfaces = brw->wm.nr_surfaces;
brw->wm.nr_surfaces = MAX_DRAW_BUFFERS;
/* Update surfaces for textures */
for (i = 0; i < BRW_MAX_TEX_UNIT; i++) {
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[i];
const struct gl_texture_unit *texUnit = &ctx->Texture.Unit[i];
const GLuint j = MAX_DRAW_BUFFERS + i;
/* _NEW_TEXTURE, BRW_NEW_TEXDATA */
if(texUnit->_ReallyEnabled) {
if (texUnit->_ReallyEnabled) {
if (texUnit->_Current == intel->frame_buffer_texobj) {
dri_bo_unreference(brw->wm.surf_bo[i+MAX_DRAW_BUFFERS]);
brw->wm.surf_bo[i+MAX_DRAW_BUFFERS] = brw->wm.surf_bo[0];
dri_bo_reference(brw->wm.surf_bo[i+MAX_DRAW_BUFFERS]);
brw->wm.nr_surfaces = i + MAX_DRAW_BUFFERS + 1;
/* render to texture */
dri_bo_unreference(brw->wm.surf_bo[j]);
brw->wm.surf_bo[j] = brw->wm.surf_bo[0];
dri_bo_reference(brw->wm.surf_bo[j]);
brw->wm.nr_surfaces = j + 1;
} else {
/* regular texture */
brw_update_texture_surface(ctx, i);
brw->wm.nr_surfaces = i + MAX_DRAW_BUFFERS + 1;
brw->wm.nr_surfaces = j + 1;
}
} else {
dri_bo_unreference(brw->wm.surf_bo[i+MAX_DRAW_BUFFERS]);
brw->wm.surf_bo[i+MAX_DRAW_BUFFERS] = NULL;
dri_bo_unreference(brw->wm.surf_bo[j]);
brw->wm.surf_bo[j] = NULL;
}
}
dri_bo_unreference(brw->wm.bind_bo);