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i965/gen8: Use DrawBuffer->_IntegerBuffers in gen8_upload_blend_state()

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No functional changes in this patch.

Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Anuj Phogat 2016-10-18 15:41:49 -07:00
parent d588e4f192
commit e2dd582de8
1 changed files with 2 additions and 8 deletions
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10
src/mesa/drivers/dri/i965/gen8_blend_state.c
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@ -59,11 +59,7 @@ gen8_upload_blend_state(struct brw_context *brw)
* integer format, the SAMPLE_ALPHA_TO_COVERAGE and SAMPLE_ALPHA_TO_ONE
* operations are skipped."
*/
struct gl_renderbuffer *rb0 = ctx->DrawBuffer->_ColorDrawBuffers[0];
GLenum rb_zero_type =
rb0 ? _mesa_get_format_datatype(rb0->Format) : GL_UNSIGNED_NORMALIZED;
if (rb_zero_type != GL_INT && rb_zero_type != GL_UNSIGNED_INT) {
if (!(ctx->DrawBuffer->_IntegerBuffers & 0x1)) {
/* _NEW_MULTISAMPLE */
if (_mesa_is_multisample_enabled(ctx)) {
if (ctx->Multisample.SampleAlphaToCoverage) {
@ -90,8 +86,6 @@ gen8_upload_blend_state(struct brw_context *brw)
for (int i = 0; i < nr_draw_buffers; i++) {
/* _NEW_BUFFERS */
struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[i];
GLenum rb_type =
rb ? _mesa_get_format_datatype(rb->Format) : GL_UNSIGNED_NORMALIZED;
/* Used for implementing the following bit of GL_EXT_texture_integer:
* "Per-fragment operations that require floating-point color
@ -99,7 +93,7 @@ gen8_upload_blend_state(struct brw_context *brw)
* blending, and dithering, have no effect when the corresponding
* colors are written to an integer color buffer."
*/
bool integer = rb_type == GL_INT || rb_type == GL_UNSIGNED_INT;
bool integer = ctx->DrawBuffer->_IntegerBuffers & (0x1 << i);
/* _NEW_COLOR */
if (ctx->Color.ColorLogicOpEnabled) {