Mesa (master): r300g: fix multiple render targets
Marek Olšák
mareko at kemper.freedesktop.org
Sun Jun 13 15:44:22 UTC 2010
Module: Mesa
Branch: master
Commit: 7d5230ce90b5271b440da81c64ef20cdcb61491d
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=7d5230ce90b5271b440da81c64ef20cdcb61491d
Author: Marek Olšák <maraeo at gmail.com>
Date: Sat Jun 12 21:56:37 2010 +0200
r300g: fix multiple render targets
This fixes tests/drawbuffers.
---
src/gallium/drivers/r300/r300_emit.c | 17 ++++++-----------
1 files changed, 6 insertions(+), 11 deletions(-)
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index dd9bca8..13ea7fd 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -464,18 +464,13 @@ void r300_emit_fb_state(struct r300_context* r300, unsigned size, void* state)
R300_ZB_ZCACHE_CTLSTAT_ZC_FLUSH_FLUSH_AND_FREE |
R300_ZB_ZCACHE_CTLSTAT_ZC_FREE_FREE);
- /* Set the number of colorbuffers. */
- if (fb->nr_cbufs > 1) {
- if (r300->screen->caps.is_r500) {
- OUT_CS_REG(R300_RB3D_CCTL,
- R300_RB3D_CCTL_NUM_MULTIWRITES(fb->nr_cbufs) |
- R300_RB3D_CCTL_INDEPENDENT_COLORFORMAT_ENABLE_ENABLE);
- } else {
- OUT_CS_REG(R300_RB3D_CCTL,
- R300_RB3D_CCTL_NUM_MULTIWRITES(fb->nr_cbufs));
- }
+ /* NUM_MULTIWRITES replicates COLOR[0] to all colorbuffers, which is not
+ * what we usually want. */
+ if (r300->screen->caps.is_r500) {
+ OUT_CS_REG(R300_RB3D_CCTL,
+ R300_RB3D_CCTL_INDEPENDENT_COLORFORMAT_ENABLE_ENABLE);
} else {
- OUT_CS_REG(R300_RB3D_CCTL, 0x0);
+ OUT_CS_REG(R300_RB3D_CCTL, 0);
}
/* Set up colorbuffers. */
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