KonstantinSeurer
/
mesa
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

i965/blorp: Add support for disabling color blending 

Signed-off-by: Topi Pohjolainen <topi.pohjolainen@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Topi Pohjolainen 2016-04-03 18:51:43 +03:00
parent da5a477ce4
commit 4c3de6b2d6
4 changed files with 19 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/mesa/drivers/dri/i965/brw_blorp.cpp
View File

@ -170,6 +170,10 @@ brw_blorp_params::brw_blorp_params(unsigned num_varyings,
num_draw_buffers(num_draw_buffers),
num_layers(num_layers)
{
color_write_disable[0] = false;
color_write_disable[1] = false;
color_write_disable[2] = false;
color_write_disable[3] = false;
}
extern "C" {

1
src/mesa/drivers/dri/i965/brw_blorp.h
View File

@ -242,6 +242,7 @@ public:
brw_blorp_surface_info dst;
enum gen6_hiz_op hiz_op;
unsigned fast_clear_op;
bool color_write_disable[4];
bool use_wm_prog;
brw_blorp_wm_push_constants wm_push_consts;
const unsigned num_varyings;

5
src/mesa/drivers/dri/i965/gen6_blorp.cpp
View File

@ -260,6 +260,11 @@ gen6_blorp_emit_blend_state(struct brw_context *brw,
blend[i].blend1.pre_blend_clamp_enable = 1;
blend[i].blend1.post_blend_clamp_enable = 1;
blend[i].blend1.clamp_range = BRW_RENDERTARGET_CLAMPRANGE_FORMAT;
blend[i].blend1.write_disable_r = params->color_write_disable[0];
blend[i].blend1.write_disable_g = params->color_write_disable[1];
blend[i].blend1.write_disable_b = params->color_write_disable[2];
blend[i].blend1.write_disable_a = params->color_write_disable[3];
}
return cc_blend_state_offset;

9
src/mesa/drivers/dri/i965/gen8_blorp.cpp
View File

@ -138,6 +138,15 @@ gen8_blorp_emit_blend_state(struct brw_context *brw,
memset(blend, 0, size);
for (unsigned i = 0; i < params->num_draw_buffers; ++i) {
if (params->color_write_disable[0])
blend[1 + 2 * i] |= GEN8_BLEND_WRITE_DISABLE_RED;
if (params->color_write_disable[1])
blend[1 + 2 * i] |= GEN8_BLEND_WRITE_DISABLE_GREEN;
if (params->color_write_disable[2])
blend[1 + 2 * i] |= GEN8_BLEND_WRITE_DISABLE_BLUE;
if (params->color_write_disable[3])
blend[1 + 2 * i] |= GEN8_BLEND_WRITE_DISABLE_ALPHA;
blend[1 + 2 * i + 1] = GEN8_BLEND_PRE_BLEND_COLOR_CLAMP_ENABLE |
GEN8_BLEND_POST_BLEND_COLOR_CLAMP_ENABLE |
GEN8_BLEND_COLOR_CLAMP_RANGE_RTFORMAT;