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isl/state: Refactor the setup of clear colors

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This commit switches clear colors to use #if's instead of a C if.  This
lets us properly handle SNB where the clear color field doesn't exist.

Reviewed-by: Chad Versace <chad.versace@intel.com>
Cc: "12.0" <mesa-stable@lists.freedesktop.org>
This commit is contained in:
Jason Ekstrand 2016-06-02 19:02:23 -07:00
parent 62a5e6e031
commit 87f0ffa646
1 changed files with 22 additions and 18 deletions
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40
src/intel/isl/isl_surface_state.c
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@ -373,31 +373,35 @@ isl_genX(surf_fill_state_s)(const struct isl_device *dev, void *state,
}
#endif
if (GEN_GEN <= 8) {
/* Prior to Sky Lake, we only have one bit for the clear color which
* gives us 0 or 1 in whatever the surface's format happens to be.
*/
if (isl_format_has_int_channel(info->view->format)) {
for (unsigned i = 0; i < 4; i++) {
assert(info->clear_color.u32[i] == 0 ||
info->clear_color.u32[i] == 1);
}
} else {
for (unsigned i = 0; i < 4; i++) {
assert(info->clear_color.f32[i] == 0.0f ||
info->clear_color.f32[i] == 1.0f);
}
#if GEN_GEN >= 9
s.RedClearColor = info->clear_color.u32[0];
s.GreenClearColor = info->clear_color.u32[1];
s.BlueClearColor = info->clear_color.u32[2];
s.AlphaClearColor = info->clear_color.u32[3];
#elif GEN_GEN >= 7
/* Prior to Sky Lake, we only have one bit for the clear color which
* gives us 0 or 1 in whatever the surface's format happens to be.
*/
if (isl_format_has_int_channel(info->view->format)) {
for (unsigned i = 0; i < 4; i++) {
assert(info->clear_color.u32[i] == 0 ||
info->clear_color.u32[i] == 1);
}
s.RedClearColor = info->clear_color.u32[0] != 0;
s.GreenClearColor = info->clear_color.u32[1] != 0;
s.BlueClearColor = info->clear_color.u32[2] != 0;
s.AlphaClearColor = info->clear_color.u32[3] != 0;
} else {
s.RedClearColor = info->clear_color.u32[0];
s.GreenClearColor = info->clear_color.u32[1];
s.BlueClearColor = info->clear_color.u32[2];
s.AlphaClearColor = info->clear_color.u32[3];
for (unsigned i = 0; i < 4; i++) {
assert(info->clear_color.f32[i] == 0.0f ||
info->clear_color.f32[i] == 1.0f);
}
s.RedClearColor = info->clear_color.f32[0] != 0.0f;
s.GreenClearColor = info->clear_color.f32[1] != 0.0f;
s.BlueClearColor = info->clear_color.f32[2] != 0.0f;
s.AlphaClearColor = info->clear_color.f32[3] != 0.0f;
}
#endif
GENX(RENDER_SURFACE_STATE_pack)(NULL, state, &s);
}