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i965: Drop Gen7+ nonsense from brw_ff_gs.c. 

brw_ff_gs.c is about using the geometry shader to implement things
that the fixed function ought to do, but doesn't on old hardware.

Gen7+ does not need this.  We should drop the misleading comment
about Gen7 not using geometry shaders.

Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
This commit is contained in:
Kenneth Graunke 2017-08-22 14:56:36 -07:00
parent eaf5b8722b
commit d0b40e2c87
1 changed files with 3 additions and 4 deletions
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7
src/mesa/drivers/dri/i965/brw_ff_gs.c
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@ -170,6 +170,8 @@ brw_ff_gs_populate_key(struct brw_context *brw,
struct gl_context *ctx = &brw->ctx;
assert(brw->gen < 7);
memset(key, 0, sizeof(*key));
/* BRW_NEW_VS_PROG_DATA (part of VUE map) */
@ -187,10 +189,7 @@ brw_ff_gs_populate_key(struct brw_context *brw,
key->pv_first = true;
}
if (brw->gen >= 7) {
/* On Gen7 and later, we don't use GS (yet). */
key->need_gs_prog = false;
} else if (brw->gen == 6) {
if (brw->gen == 6) {
/* On Gen6, GS is used for transform feedback. */
/* BRW_NEW_TRANSFORM_FEEDBACK */
if (_mesa_is_xfb_active_and_unpaused(ctx)) {