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-rw-r--r--src/gallium/drivers/r300/r300_state.c4
-rw-r--r--src/gallium/drivers/r300/r300_texture.c30
-rw-r--r--src/gallium/drivers/r300/r300_texture.h2
3 files changed, 14 insertions, 22 deletions
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index edd522288bd..9319dadfd1e 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -1075,11 +1075,9 @@ r300_create_sampler_view(struct pipe_context *pipe,
swizzle[2] = templ->swizzle_b;
swizzle[3] = templ->swizzle_a;
- /* XXX Enable swizzles when they become supported. Now we get RGBA
- * everywhere. And do testing! */
view->format = tex->tx_format;
view->format.format1 |= r300_translate_texformat(templ->format,
- 0); /*swizzle);*/
+ swizzle);
if (r300_screen(pipe->screen)->caps.is_r500) {
view->format.format2 |= r500_tx_format_msb_bit(templ->format);
}
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index bffda846d70..50b355c18fb 100644
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -74,7 +74,7 @@ static boolean r300_format_is_plain(enum pipe_format format)
* The FORMAT specifies how the texture sampler will treat the texture, and
* makes available X, Y, Z, W, ZERO, and ONE for swizzling. */
uint32_t r300_translate_texformat(enum pipe_format format,
- const unsigned char *swizzle)
+ const unsigned char *swizzle_view)
{
uint32_t result = 0;
const struct util_format_description *desc;
@@ -98,6 +98,7 @@ uint32_t r300_translate_texformat(enum pipe_format format,
R300_TX_FORMAT_SIGNED_Z,
R300_TX_FORMAT_SIGNED_W,
};
+ unsigned char swizzle[4];
desc = util_format_description(format);
@@ -144,25 +145,18 @@ uint32_t r300_translate_texformat(enum pipe_format format,
}
}
- /* Add swizzle. */
- if (!swizzle) {
- swizzle = desc->swizzle;
- } /*else {
- if (swizzle[0] != desc->swizzle[0] ||
- swizzle[1] != desc->swizzle[1] ||
- swizzle[2] != desc->swizzle[2] ||
- swizzle[3] != desc->swizzle[3])
- {
- const char n[6] = "RGBA01";
- fprintf(stderr, "Got different swizzling! Format: %c%c%c%c, "
- "View: %c%c%c%c\n",
- n[desc->swizzle[0]], n[desc->swizzle[1]],
- n[desc->swizzle[2]], n[desc->swizzle[3]],
- n[swizzle[0]], n[swizzle[1]], n[swizzle[2]],
- n[swizzle[3]]);
+ /* Get swizzle. */
+ if (swizzle_view) {
+ /* Compose two sets of swizzles. */
+ for (i = 0; i < 4; i++) {
+ swizzle[i] = swizzle_view[i] <= UTIL_FORMAT_SWIZZLE_W ?
+ desc->swizzle[swizzle_view[i]] : swizzle_view[i];
}
- }*/
+ } else {
+ memcpy(swizzle, desc->swizzle, sizeof(swizzle));
+ }
+ /* Add swizzle. */
for (i = 0; i < 4; i++) {
switch (swizzle[i]) {
case UTIL_FORMAT_SWIZZLE_X:
diff --git a/src/gallium/drivers/r300/r300_texture.h b/src/gallium/drivers/r300/r300_texture.h
index 453d42b188f..ba79ec068a1 100644
--- a/src/gallium/drivers/r300/r300_texture.h
+++ b/src/gallium/drivers/r300/r300_texture.h
@@ -28,7 +28,7 @@
struct r300_texture;
uint32_t r300_translate_texformat(enum pipe_format format,
- const unsigned char *swizzle);
+ const unsigned char *swizzle_view);
uint32_t r500_tx_format_msb_bit(enum pipe_format format);