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authorMarek Olšák <maraeo@gmail.com>2009-11-20 05:17:00 +0100
committerCorbin Simpson <MostAwesomeDude@gmail.com>2009-11-20 15:12:18 -0800
commit015e7e7724a64d3d9e02e57f6a8eb88a6441f596 (patch)
treefce3a12be84eb591088898b1f90fbfc2b966ac29 /src/gallium/drivers
parentae70cd1f027bdfc7f500d78b6c5333e6b35d3ee8 (diff)
r300g: emit R300_TEX_ENABLE to indicate there are no textures bound
Previously, this reg wasn't emitted at all if texture_count == 0.
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/r300/r300_emit.c15
-rw-r--r--src/gallium/drivers/r300/r300_emit.h2
2 files changed, 15 insertions, 2 deletions
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 37e75ba061..6d702c0027 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -837,13 +837,22 @@ void r300_emit_viewport_state(struct r300_context* r300,
END_CS;
}
+void r300_emit_texture_count(struct r300_context* r300)
+{
+ CS_LOCALS(r300);
+
+ BEGIN_CS(2);
+ OUT_CS_REG(R300_TX_ENABLE, (1 << r300->texture_count) - 1);
+ END_CS;
+
+}
+
void r300_flush_textures(struct r300_context* r300)
{
CS_LOCALS(r300);
- BEGIN_CS(4);
+ BEGIN_CS(2);
OUT_CS_REG(R300_TX_INVALTAGS, 0);
- OUT_CS_REG(R300_TX_ENABLE, (1 << r300->texture_count) - 1);
END_CS;
}
@@ -997,6 +1006,8 @@ validate:
/* Samplers and textures are tracked separately but emitted together. */
if (r300->dirty_state &
(R300_ANY_NEW_SAMPLERS | R300_ANY_NEW_TEXTURES)) {
+ r300_emit_texture_count(r300);
+
for (i = 0; i < MIN2(r300->sampler_count, r300->texture_count); i++) {
if (r300->dirty_state &
((R300_NEW_SAMPLER << i) | (R300_NEW_TEXTURE << i))) {
diff --git a/src/gallium/drivers/r300/r300_emit.h b/src/gallium/drivers/r300/r300_emit.h
index 7c83c5166d..3797d3d332 100644
--- a/src/gallium/drivers/r300/r300_emit.h
+++ b/src/gallium/drivers/r300/r300_emit.h
@@ -92,6 +92,8 @@ void r300_emit_vertex_shader(struct r300_context* r300,
void r300_emit_viewport_state(struct r300_context* r300,
struct r300_viewport_state* viewport);
+void r300_emit_texture_count(struct r300_context* r300);
+
void r300_flush_textures(struct r300_context* r300);
/* Emit all dirty state. */