On 11/17/2014 01:42 PM, Marek Olšák wrote:
From: Marek Olšák marek.ol...@amd.com
Cc: 10.4 mesa-sta...@lists.freedesktop.org
---
src/gallium/drivers/radeonsi/si_state_draw.c | 25 +
1 file changed, 13 insertions(+), 12 deletions(-)
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c
b/src/gallium/drivers/radeonsi/si_state_draw.c
index d5b27e7..f108282 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -248,20 +248,21 @@ static void si_shader_ps(struct si_shader *shader)
for (i = 0; i info-num_inputs; i++) {
switch (info-input_semantic_name[i]) {
case TGSI_SEMANTIC_POSITION:
So... now this is a switch-statement with just one case? That seems a
little weird...
- if (info-input_interpolate_loc[i] ==
- TGSI_INTERPOLATE_LOC_CENTROID) {
- /* SPI_BARYC_CNTL.POS_FLOAT_LOCATION
- * Possible vaules:
- * 0 - Position = pixel center (default)
- * 1 - Position = pixel centroid
- * 2 - Position = iterated sample number XXX:
- *What does this mean?
- */
+ /* SPI_BARYC_CNTL.POS_FLOAT_LOCATION
+ * Possible vaules:
+ * 0 - Position = pixel center (default)
+ * 1 - Position = pixel centroid
+ * 2 - Position = at sample position
+ */
+ switch (info-input_interpolate_loc[i]) {
+ case TGSI_INTERPOLATE_LOC_CENTROID:
spi_baryc_cntl |=
S_0286E0_POS_FLOAT_LOCATION(1);
+ break;
+ case TGSI_INTERPOLATE_LOC_SAMPLE:
+ spi_baryc_cntl |=
S_0286E0_POS_FLOAT_LOCATION(2);
+ break;
}
- /* Fall through */
- case TGSI_SEMANTIC_FACE:
- continue;
+ break;
}
}
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