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i965: Create a temporary for transform feedback output components.

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This is a bit shorter.

v2: Mark the temporary const (requested by Ian).

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Kenneth Graunke
2013-10-26 11:12:48 -07:00
parent 129da5b1c8
commit e095434e52
1 changed files with 4 additions and 4 deletions
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8
src/mesa/drivers/dri/i965/gen7_sol_state.c
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@@ -122,12 +122,12 @@ gen7_upload_3dstate_so_decl_list(struct brw_context *brw,
int buffer = linked_xfb_info->Outputs[i].OutputBuffer; int buffer = linked_xfb_info->Outputs[i].OutputBuffer;
uint16_t decl = 0; uint16_t decl = 0;
int varying = linked_xfb_info->Outputs[i].OutputRegister; int varying = linked_xfb_info->Outputs[i].OutputRegister;
unsigned component_mask = const unsigned components = linked_xfb_info->Outputs[i].NumComponents;
(1 << linked_xfb_info->Outputs[i].NumComponents) - 1; unsigned component_mask = (1 << components) - 1;
/* gl_PointSize is stored in VARYING_SLOT_PSIZ.w. */ /* gl_PointSize is stored in VARYING_SLOT_PSIZ.w. */
if (varying == VARYING_SLOT_PSIZ) { if (varying == VARYING_SLOT_PSIZ) {
assert(linked_xfb_info->Outputs[i].NumComponents == 1); assert(components == 1);
component_mask <<= 3; component_mask <<= 3;
} else { } else {
component_mask <<= linked_xfb_info->Outputs[i].ComponentOffset; component_mask <<= linked_xfb_info->Outputs[i].ComponentOffset;
@@ -145,7 +145,7 @@ gen7_upload_3dstate_so_decl_list(struct brw_context *brw,
*/ */
assert(linked_xfb_info->Outputs[i].DstOffset == next_offset[buffer]); assert(linked_xfb_info->Outputs[i].DstOffset == next_offset[buffer]);
next_offset[buffer] += linked_xfb_info->Outputs[i].NumComponents; next_offset[buffer] += components;
so_decl[i] = decl; so_decl[i] = decl;
} }