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authorCorbin Simpson <MostAwesomeDude@gmail.com>2010-01-10 11:49:25 -0800
committerCorbin Simpson <MostAwesomeDude@gmail.com>2010-01-10 11:49:25 -0800
commit8a2c961798b4ab1f1095f14d814242422020d4f9 (patch)
treeac6fbae457a9559b7ae30715f7e1cf34725b0719
parent07ea7e6c80ef2bcb69ab12af69d27f7e118bc15a (diff)
r300g: Atomize ZTOP.
Also do state-change checks. ZTOP's too important to not check.
-rw-r--r--src/gallium/drivers/r300/r300_context.c7
-rw-r--r--src/gallium/drivers/r300/r300_context.h2
-rw-r--r--src/gallium/drivers/r300/r300_emit.c13
-rw-r--r--src/gallium/drivers/r300/r300_emit.h2
-rw-r--r--src/gallium/drivers/r300/r300_state_derived.c9
5 files changed, 25 insertions, 8 deletions
diff --git a/src/gallium/drivers/r300/r300_context.c b/src/gallium/drivers/r300/r300_context.c
index 81a14c02b2d..abd5d268747 100644
--- a/src/gallium/drivers/r300/r300_context.c
+++ b/src/gallium/drivers/r300/r300_context.c
@@ -76,6 +76,7 @@ static void r300_destroy_context(struct pipe_context* context)
FREE(r300->scissor_state);
FREE(r300->vertex_info);
FREE(r300->viewport_state);
+ FREE(r300->ztop_state.state);
FREE(r300);
}
@@ -118,6 +119,7 @@ static void r300_flush_cb(void *data)
static void r300_setup_atoms(struct r300_context* r300)
{
make_empty_list(&r300->atom_list);
+ R300_INIT_ATOM(ztop);
R300_INIT_ATOM(blend);
R300_INIT_ATOM(blend_color);
R300_INIT_ATOM(clip);
@@ -172,20 +174,21 @@ struct pipe_context* r300_create_context(struct pipe_screen* screen,
r300->shader_hash_table = util_hash_table_create(r300_shader_key_hash,
r300_shader_key_compare);
+ r300_setup_atoms(r300);
+
r300->blend_color_state.state = CALLOC_STRUCT(r300_blend_color_state);
r300->clip_state.state = CALLOC_STRUCT(pipe_clip_state);
r300->rs_block = CALLOC_STRUCT(r300_rs_block);
r300->scissor_state = CALLOC_STRUCT(r300_scissor_state);
r300->vertex_info = CALLOC_STRUCT(r300_vertex_info);
r300->viewport_state = CALLOC_STRUCT(r300_viewport_state);
+ r300->ztop_state.state = CALLOC_STRUCT(r300_ztop_state);
/* Open up the OQ BO. */
r300->oqbo = screen->buffer_create(screen, 4096,
PIPE_BUFFER_USAGE_VERTEX, 4096);
make_empty_list(&r300->query_list);
- r300_setup_atoms(r300);
-
r300_init_flush_functions(r300);
r300_init_query_functions(r300);
diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h
index 1445ba5699d..56c49f7efa1 100644
--- a/src/gallium/drivers/r300/r300_context.h
+++ b/src/gallium/drivers/r300/r300_context.h
@@ -311,7 +311,7 @@ struct r300_context {
/* Viewport state. */
struct r300_viewport_state* viewport_state;
/* ZTOP state. */
- struct r300_ztop_state ztop_state;
+ struct r300_atom ztop_state;
/* Vertex buffers for Gallium. */
struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS];
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index 852ac988638..27fb9aa9ba8 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -113,7 +113,7 @@ void r300_emit_dsa_state(struct r300_context* r300, void* state)
struct r300_screen* r300screen = r300_screen(r300->context.screen);
CS_LOCALS(r300);
- BEGIN_CS(r300screen->caps->is_r500 ? 10 : 8);
+ BEGIN_CS(r300screen->caps->is_r500 ? 8 : 6);
OUT_CS_REG(R300_FG_ALPHA_FUNC, dsa->alpha_function);
/* not needed since we use the 8bit alpha ref */
@@ -132,7 +132,6 @@ void r300_emit_dsa_state(struct r300_context* r300, void* state)
}
OUT_CS(dsa->stencil_ref_mask);
- OUT_CS_REG(R300_ZB_ZTOP, r300->ztop_state.z_buffer_top);
/* XXX it seems r3xx doesn't support STENCILREFMASK_BF */
if (r300screen->caps->is_r500) {
@@ -956,6 +955,16 @@ void r300_emit_texture_count(struct r300_context* r300)
}
+void r300_emit_ztop_state(struct r300_context* r300, void* state)
+{
+ struct r300_ztop_state* ztop = (struct r300_ztop_state*)state;
+ CS_LOCALS(r300);
+
+ BEGIN_CS(2);
+ OUT_CS_REG(R300_ZB_ZTOP, ztop->z_buffer_top);
+ END_CS;
+}
+
void r300_flush_textures(struct r300_context* r300)
{
CS_LOCALS(r300);
diff --git a/src/gallium/drivers/r300/r300_emit.h b/src/gallium/drivers/r300/r300_emit.h
index 7cea50e6278..0ccae0031bd 100644
--- a/src/gallium/drivers/r300/r300_emit.h
+++ b/src/gallium/drivers/r300/r300_emit.h
@@ -90,6 +90,8 @@ void r300_emit_viewport_state(struct r300_context* r300,
void r300_emit_texture_count(struct r300_context* r300);
+void r300_emit_ztop_state(struct r300_context* r300, void* state);
+
void r300_flush_textures(struct r300_context* r300);
/* Emit all dirty state. */
diff --git a/src/gallium/drivers/r300/r300_state_derived.c b/src/gallium/drivers/r300/r300_state_derived.c
index 0f6ff02d9ce..a4029fca49f 100644
--- a/src/gallium/drivers/r300/r300_state_derived.c
+++ b/src/gallium/drivers/r300/r300_state_derived.c
@@ -508,7 +508,9 @@ static boolean r300_dsa_alpha_test_enabled(struct r300_dsa_state* dsa)
static void r300_update_ztop(struct r300_context* r300)
{
- uint32_t ztop = r300->ztop_state.z_buffer_top;
+ struct r300_ztop_state* ztop_state =
+ (struct r300_ztop_state*)r300->ztop_state.state;
+ uint32_t ztop = ztop_state->z_buffer_top;
/* This is important enough that I felt it warranted a comment.
*
@@ -546,8 +548,9 @@ static void r300_update_ztop(struct r300_context* r300)
ztop = R300_ZTOP_ENABLE;
}
- if (r300->ztop_state.z_buffer_top != ztop) {
- r300->ztop_state.z_buffer_top = ztop;
+ if (ztop_state->z_buffer_top != ztop) {
+ ztop_state->z_buffer_top = ztop;
+ r300->ztop_state.dirty = TRUE;
}
}