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Add some more buffer usage refcounting.

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Otherwise these texture buffers will disappear under us.
This commit is contained in:
Thomas Hellström 2006-09-22 18:09:46 +00:00
parent 72aeeef7c3
commit 2f54146c1f
1 changed files with 13 additions and 4 deletions
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17
src/mesa/drivers/dri/i915/i915_texstate.c
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@ -125,7 +125,12 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
memset(state, 0, sizeof(state));
/* intel_region_release(intel, &i915->state.tex_region[unit]); */
/*We need to refcount these. */
if (i915->state.tex_buffer[unit] != NULL) {
driBOUnReference(i915->state.tex_buffer[unit]);
i915->state.tex_buffer[unit] = NULL;
}
if (!intel_finalize_mipmap_tree(intel, unit))
return GL_FALSE;
@ -135,15 +140,13 @@ i915_update_tex_unit(struct intel_context *intel, GLuint unit, GLuint ss3)
*/
firstImage = tObj->Image[0][intelObj->firstLevel];
/* intel_region_reference(&i915->state.tex_region[unit], */
/* intelObj->mt->region); */
driBOReference(intelObj->mt->region->buffer);
i915->state.tex_buffer[unit] = intelObj->mt->region->buffer;
i915->state.tex_offset[unit] = intel_miptree_image_offset(intelObj->mt, 0,
intelObj->
firstLevel);
state[I915_TEXREG_MS3] =
(((firstImage->Height - 1) << MS3_HEIGHT_SHIFT) |
((firstImage->Width - 1) << MS3_WIDTH_SHIFT) |
@ -318,6 +321,12 @@ i915UpdateTextureState(struct intel_context *intel)
struct i915_context *i915 = i915_context(&intel->ctx);
if (i915->state.active & I915_UPLOAD_TEX(i))
I915_ACTIVESTATE(i915, I915_UPLOAD_TEX(i), GL_FALSE);
if (i915->state.tex_buffer[i] != NULL) {
driBOUnReference(i915->state.tex_buffer[i]);
i915->state.tex_buffer[i] = NULL;
}
break;
}
default: