diff options
author | Jordan Justen <[email protected]> | 2016-08-22 22:47:50 -0700 |
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committer | Jordan Justen <[email protected]> | 2016-08-26 10:09:22 -0700 |
commit | b82bb98441609579c753351295a9f5317b572604 (patch) | |
tree | 0fe9f5ab84584c6914949c91c705e4f44cac4b8e /src | |
parent | 30fee52036ac5e0180073ace4a8fd760556495be (diff) |
i965/hsw: Adjust uploading default color for stencil surfaces
v2:
* has_component (Ken); const bits_per_channel (Topi)
Signed-off-by: Jordan Justen <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/drivers/dri/i965/brw_sampler_state.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_sampler_state.c b/src/mesa/drivers/dri/i965/brw_sampler_state.c index 9f56c81cce2..0eed8f962ee 100644 --- a/src/mesa/drivers/dri/i965/brw_sampler_state.c +++ b/src/mesa/drivers/dri/i965/brw_sampler_state.c @@ -196,6 +196,16 @@ wrap_mode_needs_border_color(unsigned wrap_mode) wrap_mode == GEN8_TEXCOORDMODE_HALF_BORDER; } +static bool +has_component(mesa_format format, int i) +{ + if (_mesa_is_format_color_format(format)) + return _mesa_format_has_color_component(format, i); + + /* depth and stencil have only one component */ + return i == 0; +} + /** * Upload SAMPLER_BORDER_COLOR_STATE. */ @@ -281,7 +291,10 @@ upload_default_color(struct brw_context *brw, memset(sdc, 0, 20 * 4); sdc = &sdc[16]; - int bits_per_channel = _mesa_get_format_bits(format, GL_RED_BITS); + const int bits_per_channel = + _mesa_get_format_bits(format, + format == MESA_FORMAT_S_UINT8 ? + GL_STENCIL_BITS : GL_RED_BITS); /* From the Haswell PRM, "Command Reference: Structures", Page 36: * "If any color channel is missing from the surface format, @@ -291,7 +304,7 @@ upload_default_color(struct brw_context *brw, */ unsigned c[4] = { 0, 0, 0, 1 }; for (int i = 0; i < 4; i++) { - if (_mesa_format_has_color_component(format, i)) + if (has_component(format, i)) c[i] = color.ui[i]; } |