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freedreno/a5xx: use point-coord helper 

Signed-off-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5595>
This commit is contained in:
Rob Clark 2020-06-22 08:45:13 -07:00 committed by Marge Bot
parent a474d48e17
commit 3e8c6312c7
1 changed files with 25 additions and 33 deletions
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58
src/gallium/drivers/freedreno/a5xx/fd5_program.c
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@ -610,40 +610,32 @@ fd5_program_emit(struct fd_context *ctx, struct fd_ringbuffer *ring,
}
}
gl_varying_slot slot = s[FS].v->inputs[j].slot;
/* since we don't enable PIPE_CAP_TGSI_TEXCOORD: */
if (slot >= VARYING_SLOT_VAR0) {
unsigned texmask = 1 << (slot - VARYING_SLOT_VAR0);
/* Replace the .xy coordinates with S/T from the point sprite. Set
* interpolation bits for .zw such that they become .01
bool coord_mode = emit->sprite_coord_mode;
if (ir3_point_sprite(s[FS].v, j, emit->sprite_coord_enable, &coord_mode)) {
/* mask is two 2-bit fields, where:
* '01' -> S
* '10' -> T
* '11' -> 1 - T (flip mode)
*/
if (emit->sprite_coord_enable & texmask) {
/* mask is two 2-bit fields, where:
* '01' -> S
* '10' -> T
* '11' -> 1 - T (flip mode)
*/
unsigned mask = emit->sprite_coord_mode ? 0b1101 : 0b1001;
uint32_t loc = inloc;
if (compmask & 0x1) {
vpsrepl[loc / 16] |= ((mask >> 0) & 0x3) << ((loc % 16) * 2);
loc++;
}
if (compmask & 0x2) {
vpsrepl[loc / 16] |= ((mask >> 2) & 0x3) << ((loc % 16) * 2);
loc++;
}
if (compmask & 0x4) {
/* .z <- 0.0f */
vinterp[loc / 16] |= 0b10 << ((loc % 16) * 2);
loc++;
}
if (compmask & 0x8) {
/* .w <- 1.0f */
vinterp[loc / 16] |= 0b11 << ((loc % 16) * 2);
loc++;
}
unsigned mask = coord_mode ? 0b1101 : 0b1001;
uint32_t loc = inloc;
if (compmask & 0x1) {
vpsrepl[loc / 16] |= ((mask >> 0) & 0x3) << ((loc % 16) * 2);
loc++;
}
if (compmask & 0x2) {
vpsrepl[loc / 16] |= ((mask >> 2) & 0x3) << ((loc % 16) * 2);
loc++;
}
if (compmask & 0x4) {
/* .z <- 0.0f */
vinterp[loc / 16] |= 0b10 << ((loc % 16) * 2);
loc++;
}
if (compmask & 0x8) {
/* .w <- 1.0f */
vinterp[loc / 16] |= 0b11 << ((loc % 16) * 2);
loc++;
}
}
}