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i965/gen8: Use DrawBuffer->_IntegerBuffers in gen8_upload_ps_blend()

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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 15:47:32 -07:00
parent e2dd582de8
commit 93b84cae54
1 changed files with 2 additions and 5 deletions
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7
src/mesa/drivers/dri/i965/gen8_blend_state.c
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@ -212,6 +212,7 @@ gen8_upload_ps_blend(struct brw_context *brw)
/* _NEW_BUFFERS */
struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[0];
const bool buffer0_is_integer = ctx->DrawBuffer->_IntegerBuffers & 0x1;
/* BRW_NEW_FRAGMENT_PROGRAM | _NEW_BUFFERS | _NEW_COLOR */
if (brw_color_buffer_write_enabled(brw))
@ -236,11 +237,7 @@ gen8_upload_ps_blend(struct brw_context *brw)
* integer format, the SAMPLE_ALPHA_TO_COVERAGE and SAMPLE_ALPHA_TO_ONE
* operations are skipped."
*/
GLenum rb_type =
rb ? _mesa_get_format_datatype(rb->Format) : GL_UNSIGNED_NORMALIZED;
if (rb && rb_type != GL_INT && rb_type != GL_UNSIGNED_INT &&
(ctx->Color.BlendEnabled & 1)) {
if (rb && !buffer0_is_integer && (ctx->Color.BlendEnabled & 1)) {
GLenum eqRGB = ctx->Color.Blend[0].EquationRGB;
GLenum eqA = ctx->Color.Blend[0].EquationA;
GLenum srcRGB = ctx->Color.Blend[0].SrcRGB;