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path: root/src/gallium/drivers/r300/r300_emit.c
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Diffstat (limited to 'src/gallium/drivers/r300/r300_emit.c')
-rw-r--r--src/gallium/drivers/r300/r300_emit.c76
1 files changed, 64 insertions, 12 deletions
diff --git a/src/gallium/drivers/r300/r300_emit.c b/src/gallium/drivers/r300/r300_emit.c
index eeb97a2d37..e6ab8e4af1 100644
--- a/src/gallium/drivers/r300/r300_emit.c
+++ b/src/gallium/drivers/r300/r300_emit.c
@@ -129,7 +129,9 @@ static const float * get_shader_constant(
struct rc_constant * constant,
struct r300_constant_buffer * externals)
{
- static const float zero[4] = { 0.0, 0.0, 0.0, 0.0 };
+ static float vec[4] = { 0.0, 0.0, 0.0, 1.0 };
+ struct pipe_texture *tex;
+
switch(constant->Type) {
case RC_CONSTANT_EXTERNAL:
return externals->constants[constant->u.External];
@@ -137,11 +139,31 @@ static const float * get_shader_constant(
case RC_CONSTANT_IMMEDIATE:
return constant->u.Immediate;
+ case RC_CONSTANT_STATE:
+ switch (constant->u.State[0]) {
+ /* Factor for converting rectangle coords to
+ * normalized coords. Should only show up on non-r500. */
+ case RC_STATE_R300_TEXRECT_FACTOR:
+ tex = &r300->textures[constant->u.State[1]]->tex;
+ vec[0] = 1.0 / tex->width[0];
+ vec[1] = 1.0 / tex->height[0];
+ break;
+
+ default:
+ debug_printf("r300: Implementation error: "
+ "Unknown RC_CONSTANT type %d\n", constant->u.State[0]);
+ }
+ break;
+
default:
- debug_printf("r300: Implementation error: Unhandled constant type %i\n",
- constant->Type);
- return zero;
+ debug_printf("r300: Implementation error: "
+ "Unhandled constant type %d\n", constant->Type);
}
+
+ /* This should either be (0, 0, 0, 1), which should be a relatively safe
+ * RGBA or STRQ value, or it could be one of the RC_CONSTANT_STATE
+ * state factors. */
+ return vec;
}
/* Convert a normal single-precision float into the 7.16 format
@@ -561,6 +583,8 @@ void r300_emit_texture(struct r300_context* r300,
unsigned offset)
{
uint32_t filter0 = sampler->filter0;
+ uint32_t format0 = tex->state.format0;
+ unsigned min_level, max_level;
CS_LOCALS(r300);
/* to emulate 1D textures through 2D ones correctly */
@@ -569,13 +593,20 @@ void r300_emit_texture(struct r300_context* r300,
filter0 |= R300_TX_WRAP_T(R300_TX_CLAMP_TO_EDGE);
}
+ /* determine min/max levels */
+ /* the MAX_MIP level is the largest (finest) one */
+ max_level = MIN2(sampler->max_lod, tex->tex.last_level);
+ min_level = MIN2(sampler->min_lod, max_level);
+ format0 |= R300_TX_NUM_LEVELS(max_level);
+ filter0 |= R300_TX_MAX_MIP_LEVEL(min_level);
+
BEGIN_CS(16);
OUT_CS_REG(R300_TX_FILTER0_0 + (offset * 4), filter0 |
(offset << 28));
OUT_CS_REG(R300_TX_FILTER1_0 + (offset * 4), sampler->filter1);
OUT_CS_REG(R300_TX_BORDER_COLOR_0 + (offset * 4), sampler->border_color);
- OUT_CS_REG(R300_TX_FORMAT0_0 + (offset * 4), tex->state.format0);
+ OUT_CS_REG(R300_TX_FORMAT0_0 + (offset * 4), format0);
OUT_CS_REG(R300_TX_FORMAT1_0 + (offset * 4), tex->state.format1);
OUT_CS_REG(R300_TX_FORMAT2_0 + (offset * 4), tex->state.format2);
OUT_CS_REG_SEQ(R300_TX_OFFSET_0 + (offset * 4), 1);
@@ -690,12 +721,22 @@ void r300_emit_vertex_format_state(struct r300_context* r300)
END_CS;
}
+
void r300_emit_vertex_program_code(struct r300_context* r300,
struct r300_vertex_program_code* code)
{
int i;
struct r300_screen* r300screen = r300_screen(r300->context.screen);
unsigned instruction_count = code->length / 4;
+
+ int vtx_mem_size = r300screen->caps->is_r500 ? 128 : 72;
+ int input_count = MAX2(util_bitcount(code->InputsRead), 1);
+ int output_count = MAX2(util_bitcount(code->OutputsWritten), 1);
+ int temp_count = MAX2(code->num_temporaries, 1);
+ int pvs_num_slots = MIN3(vtx_mem_size / input_count,
+ vtx_mem_size / output_count, 10);
+ int pvs_num_controllers = MIN2(vtx_mem_size / temp_count, 6);
+
CS_LOCALS(r300);
if (!r300screen->caps->has_tcl) {
@@ -708,8 +749,7 @@ void r300_emit_vertex_program_code(struct r300_context* r300,
/* R300_VAP_PVS_CODE_CNTL_0
* R300_VAP_PVS_CONST_CNTL
* R300_VAP_PVS_CODE_CNTL_1
- * See the r5xx docs for instructions on how to use these.
- * XXX these could be optimized to select better values... */
+ * See the r5xx docs for instructions on how to use these. */
OUT_CS_REG_SEQ(R300_VAP_PVS_CODE_CNTL_0, 3);
OUT_CS(R300_PVS_FIRST_INST(0) |
R300_PVS_XYZW_VALID_INST(instruction_count - 1) |
@@ -722,10 +762,11 @@ void r300_emit_vertex_program_code(struct r300_context* r300,
for (i = 0; i < code->length; i++)
OUT_CS(code->body.d[i]);
- OUT_CS_REG(R300_VAP_CNTL, R300_PVS_NUM_SLOTS(10) |
- R300_PVS_NUM_CNTLRS(5) |
+ OUT_CS_REG(R300_VAP_CNTL, R300_PVS_NUM_SLOTS(pvs_num_slots) |
+ R300_PVS_NUM_CNTLRS(pvs_num_controllers) |
R300_PVS_NUM_FPUS(r300screen->caps->num_vert_fpus) |
- R300_PVS_VF_MAX_VTX_NUM(12));
+ R300_PVS_VF_MAX_VTX_NUM(12) |
+ (r300screen->caps->is_r500 ? R500_TCL_STATE_OPTIMIZATION : 0));
END_CS;
}
@@ -790,13 +831,22 @@ 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;
}
@@ -950,6 +1000,8 @@ 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))) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-15 22:47:39 +0000