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path: root/src/gallium/drivers/r300/r300_state.c
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Diffstat (limited to 'src/gallium/drivers/r300/r300_state.c')
-rw-r--r--src/gallium/drivers/r300/r300_state.c113
1 files changed, 71 insertions, 42 deletions
diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index 39e05583dd..6549833983 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -219,7 +219,7 @@ static void* r300_create_blend_state(struct pipe_context* pipe,
/* Enable reading from the colorbuffer. */
blend->blend_control |= R300_READ_ENABLE;
- if (r300_screen(r300_context(pipe)->context.screen)->caps->is_r500) {
+ if (r300screen->caps.is_r500) {
/* Optimization: Depending on incoming pixels, we can
* conditionally disable the reading in hardware... */
if (eqRGB != PIPE_BLEND_MIN && eqA != PIPE_BLEND_MIN &&
@@ -308,7 +308,7 @@ static void* r300_create_blend_state(struct pipe_context* pipe,
/* Color channel masks for all MRTs. */
blend->color_channel_mask = bgra_cmask(state->rt[0].colormask);
- if (r300screen->caps->is_r500 && state->independent_blend_enable) {
+ if (r300screen->caps.is_r500 && state->independent_blend_enable) {
if (state->rt[1].blend_enable) {
blend->color_channel_mask |= bgra_cmask(state->rt[1].colormask) << 4;
}
@@ -320,10 +320,17 @@ static void* r300_create_blend_state(struct pipe_context* pipe,
}
}
+ /* Neither fglrx nor classic r300 ever set this, regardless of dithering
+ * state. Since it's an optional implementation detail, we can leave it
+ * out and never dither.
+ *
+ * This could be revisited if we ever get quality or conformance hints.
+ *
if (state->dither) {
blend->dither = R300_RB3D_DITHER_CTL_DITHER_MODE_LUT |
- R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_LUT;
+ R300_RB3D_DITHER_CTL_ALPHA_DITHER_MODE_LUT;
}
+ */
return (void*)blend;
}
@@ -356,7 +363,6 @@ static void r300_set_blend_color(struct pipe_context* pipe,
const struct pipe_blend_color* color)
{
struct r300_context* r300 = r300_context(pipe);
- struct r300_screen* r300screen = r300_screen(pipe->screen);
struct r300_blend_color_state* state =
(struct r300_blend_color_state*)r300->blend_color_state.state;
union util_color uc;
@@ -372,7 +378,7 @@ static void r300_set_blend_color(struct pipe_context* pipe,
float_to_fixed10(color->color[2]) |
(float_to_fixed10(color->color[1]) << 16);
- r300->blend_color_state.size = r300screen->caps->is_r500 ? 3 : 2;
+ r300->blend_color_state.size = r300->screen->caps.is_r500 ? 3 : 2;
r300->blend_color_state.dirty = TRUE;
}
@@ -383,7 +389,7 @@ static void r300_set_clip_state(struct pipe_context* pipe,
r300->clip = *state;
- if (r300_screen(pipe->screen)->caps->has_tcl) {
+ if (r300->screen->caps.has_tcl) {
memcpy(r300->clip_state.state, state, sizeof(struct pipe_clip_state));
r300->clip_state.size = 29;
} else {
@@ -404,8 +410,7 @@ static void*
r300_create_dsa_state(struct pipe_context* pipe,
const struct pipe_depth_stencil_alpha_state* state)
{
- struct r300_capabilities *caps =
- r300_screen(r300_context(pipe)->context.screen)->caps;
+ struct r300_capabilities *caps = &r300_screen(pipe->screen)->caps;
struct r300_dsa_state* dsa = CALLOC_STRUCT(r300_dsa_state);
/* Depth test setup. */
@@ -439,6 +444,8 @@ static void*
(state->stencil[0].writemask << R300_STENCILWRITEMASK_SHIFT);
if (state->stencil[1].enabled) {
+ dsa->two_sided = TRUE;
+
dsa->z_buffer_control |= R300_STENCIL_FRONT_BACK;
dsa->z_stencil_control |=
(r300_translate_depth_stencil_function(state->stencil[1].func) <<
@@ -450,14 +457,16 @@ static void*
(r300_translate_stencil_op(state->stencil[1].zfail_op) <<
R300_S_BACK_ZFAIL_OP_SHIFT);
- if (caps->is_r500)
- {
+ dsa->stencil_ref_bf =
+ (state->stencil[1].valuemask << R300_STENCILMASK_SHIFT) |
+ (state->stencil[1].writemask << R300_STENCILWRITEMASK_SHIFT);
+
+ if (caps->is_r500) {
dsa->z_buffer_control |= R500_STENCIL_REFMASK_FRONT_BACK;
- dsa->stencil_ref_bf =
- (state->stencil[1].valuemask <<
- R300_STENCILMASK_SHIFT) |
- (state->stencil[1].writemask <<
- R300_STENCILWRITEMASK_SHIFT);
+ } else {
+ dsa->stencil_ref_bf_fallback =
+ (state->stencil[0].valuemask != state->stencil[1].valuemask ||
+ state->stencil[0].writemask != state->stencil[1].writemask);
}
}
}
@@ -478,13 +487,33 @@ static void*
return (void*)dsa;
}
+static void r300_update_stencil_ref_fallback_status(struct r300_context *r300)
+{
+ struct r300_dsa_state *dsa = (struct r300_dsa_state*)r300->dsa_state.state;
+
+ if (r300->screen->caps.is_r500) {
+ return;
+ }
+
+ r300->stencil_ref_bf_fallback =
+ dsa->stencil_ref_bf_fallback ||
+ (dsa->two_sided &&
+ r300->stencil_ref.ref_value[0] != r300->stencil_ref.ref_value[1]);
+}
+
/* Bind DSA state. */
static void r300_bind_dsa_state(struct pipe_context* pipe,
void* state)
{
struct r300_context* r300 = r300_context(pipe);
+ if (!state) {
+ return;
+ }
+
UPDATE_STATE(state, r300->dsa_state);
+
+ r300_update_stencil_ref_fallback_status(r300);
}
/* Free DSA state. */
@@ -498,8 +527,11 @@ static void r300_set_stencil_ref(struct pipe_context* pipe,
const struct pipe_stencil_ref* sr)
{
struct r300_context* r300 = r300_context(pipe);
+
r300->stencil_ref = *sr;
r300->dsa_state.dirty = TRUE;
+
+ r300_update_stencil_ref_fallback_status(r300);
}
/* This switcheroo is needed just because of goddamned MACRO_SWITCH. */
@@ -522,7 +554,7 @@ static void r300_fb_update_tiling_flags(struct r300_context *r300,
continue;
}
- tex = (struct r300_texture*)old_state->cbufs[i]->texture;
+ tex = r300_texture(old_state->cbufs[i]->texture);
if (tex) {
r300->rws->buffer_set_tiling(r300->rws, tex->buffer,
@@ -534,7 +566,7 @@ static void r300_fb_update_tiling_flags(struct r300_context *r300,
if (old_state->zsbuf &&
(!new_state->zsbuf ||
old_state->zsbuf->texture != new_state->zsbuf->texture)) {
- tex = (struct r300_texture*)old_state->zsbuf->texture;
+ tex = r300_texture(old_state->zsbuf->texture);
if (tex) {
r300->rws->buffer_set_tiling(r300->rws, tex->buffer,
@@ -546,7 +578,7 @@ static void r300_fb_update_tiling_flags(struct r300_context *r300,
/* Set tiling flags for new surfaces. */
for (i = 0; i < new_state->nr_cbufs; i++) {
- tex = (struct r300_texture*)new_state->cbufs[i]->texture;
+ tex = r300_texture(new_state->cbufs[i]->texture);
level = new_state->cbufs[i]->level;
r300->rws->buffer_set_tiling(r300->rws, tex->buffer,
@@ -555,7 +587,7 @@ static void r300_fb_update_tiling_flags(struct r300_context *r300,
tex->mip_macrotile[level]);
}
if (new_state->zsbuf) {
- tex = (struct r300_texture*)new_state->zsbuf->texture;
+ tex = r300_texture(new_state->zsbuf->texture);
level = new_state->zsbuf->level;
r300->rws->buffer_set_tiling(r300->rws, tex->buffer,
@@ -570,7 +602,6 @@ static void
const struct pipe_framebuffer_state* state)
{
struct r300_context* r300 = r300_context(pipe);
- struct r300_screen* r300screen = r300_screen(pipe->screen);
struct pipe_framebuffer_state *old_state = r300->fb_state.state;
unsigned max_width, max_height;
uint32_t zbuffer_bpp = 0;
@@ -581,9 +612,9 @@ static void
return;
}
- if (r300screen->caps->is_r500) {
+ if (r300->screen->caps.is_r500) {
max_width = max_height = 4096;
- } else if (r300screen->caps->is_r400) {
+ } else if (r300->screen->caps.is_r400) {
max_width = max_height = 4021;
} else {
max_width = max_height = 2560;
@@ -711,7 +742,6 @@ static void r300_set_polygon_stipple(struct pipe_context* pipe,
static void* r300_create_rs_state(struct pipe_context* pipe,
const struct pipe_rasterizer_state* state)
{
- struct r300_screen* r300screen = r300_screen(pipe->screen);
struct r300_rs_state* rs = CALLOC_STRUCT(r300_rs_state);
/* Copy rasterizer state for Draw. */
@@ -724,7 +754,7 @@ static void* r300_create_rs_state(struct pipe_context* pipe,
#endif
/* If no TCL engine is present, turn off the HW TCL. */
- if (!r300screen->caps->has_tcl) {
+ if (!r300_screen(pipe->screen)->caps.has_tcl) {
rs->vap_control_status |= R300_VAP_TCL_BYPASS;
}
@@ -848,7 +878,7 @@ static void*
{
struct r300_context* r300 = r300_context(pipe);
struct r300_sampler_state* sampler = CALLOC_STRUCT(r300_sampler_state);
- boolean is_r500 = r300_screen(pipe->screen)->caps->is_r500;
+ boolean is_r500 = r300->screen->caps.is_r500;
int lod_bias;
union util_color uc;
@@ -887,7 +917,7 @@ static void*
sampler->border_color = uc.ui;
/* R500-specific fixups and optimizations */
- if (r300_screen(r300->context.screen)->caps->is_r500) {
+ if (r300->screen->caps.is_r500) {
sampler->filter1 |= R500_BORDER_FIX;
}
@@ -901,8 +931,9 @@ static void r300_bind_sampler_states(struct pipe_context* pipe,
struct r300_context* r300 = r300_context(pipe);
struct r300_textures_state* state =
(struct r300_textures_state*)r300->textures_state.state;
+ unsigned tex_units = r300->screen->caps.num_tex_units;
- if (count > 8) {
+ if (count > tex_units) {
return;
}
@@ -940,11 +971,11 @@ static void r300_set_fragment_sampler_views(struct pipe_context* pipe,
(struct r300_textures_state*)r300->textures_state.state;
struct r300_texture *texture;
unsigned i;
- boolean is_r500 = r300_screen(r300->context.screen)->caps->is_r500;
+ unsigned tex_units = r300->screen->caps.num_tex_units;
+ boolean is_r500 = r300->screen->caps.is_r500;
boolean dirty_tex = FALSE;
- /* XXX magic num */
- if (count > 8) {
+ if (count > tex_units) {
return;
}
@@ -961,8 +992,8 @@ static void r300_set_fragment_sampler_views(struct pipe_context* pipe,
dirty_tex = TRUE;
/* R300-specific - set the texrect factor in the fragment shader */
- texture = (struct r300_texture *)views[i]->texture;
- if (!is_r500 && texture->is_npot) {
+ texture = r300_texture(views[i]->texture);
+ if (!is_r500 && texture->uses_pitch) {
/* XXX It would be nice to re-emit just 1 constant,
* XXX not all of them */
r300->dirty_state |= R300_NEW_FRAGMENT_SHADER_CONSTANTS;
@@ -970,7 +1001,7 @@ static void r300_set_fragment_sampler_views(struct pipe_context* pipe,
}
}
- for (i = count; i < 8; i++) {
+ for (i = count; i < tex_units; i++) {
if (state->fragment_sampler_views[i]) {
pipe_sampler_view_reference(&state->fragment_sampler_views[i],
NULL);
@@ -1183,7 +1214,6 @@ static void* r300_create_vertex_elements_state(struct pipe_context* pipe,
unsigned count,
const struct pipe_vertex_element* attribs)
{
- struct r300_screen* r300screen = r300_screen(pipe->screen);
struct r300_vertex_element_state *velems;
unsigned i, size;
@@ -1193,7 +1223,7 @@ static void* r300_create_vertex_elements_state(struct pipe_context* pipe,
velems->count = count;
memcpy(velems->velem, attribs, sizeof(struct pipe_vertex_element) * count);
- if (r300screen->caps->has_tcl) {
+ if (r300_screen(pipe->screen)->caps.has_tcl) {
/* Check if the format is aligned to the size of DWORD. */
for (i = 0; i < count; i++) {
size = util_format_get_blocksize(attribs[i].src_format);
@@ -1248,7 +1278,7 @@ static void* r300_create_vs_state(struct pipe_context* pipe,
struct r300_vertex_shader* vs = CALLOC_STRUCT(r300_vertex_shader);
r300_vertex_shader_common_init(vs, shader);
- if (r300_screen(pipe->screen)->caps->has_tcl) {
+ if (r300->screen->caps.has_tcl) {
r300_translate_vertex_shader(r300, vs);
} else {
vs->draw_vs = draw_create_vertex_shader(r300->draw, shader);
@@ -1282,7 +1312,7 @@ static void r300_bind_vs_state(struct pipe_context* pipe, void* shader)
/* The majority of the RS block bits is dependent on the vertex shader. */
r300->rs_block_state.dirty = TRUE; /* Will be updated before the emission. */
- if (r300_screen(pipe->screen)->caps->has_tcl) {
+ if (r300->screen->caps.has_tcl) {
r300->vs_state.dirty = TRUE;
r300->vs_state.size = vs->code.length + 9;
@@ -1301,7 +1331,7 @@ static void r300_delete_vs_state(struct pipe_context* pipe, void* shader)
struct r300_context* r300 = r300_context(pipe);
struct r300_vertex_shader* vs = (struct r300_vertex_shader*)shader;
- if (r300_screen(pipe->screen)->caps->has_tcl) {
+ if (r300->screen->caps.has_tcl) {
rc_constants_destroy(&vs->code.constants);
} else {
draw_delete_vertex_shader(r300->draw,
@@ -1317,7 +1347,6 @@ static void r300_set_constant_buffer(struct pipe_context *pipe,
struct pipe_buffer *buf)
{
struct r300_context* r300 = r300_context(pipe);
- struct r300_screen *r300screen = r300_screen(pipe->screen);
void *mapped;
int max_size = 0;
@@ -1336,10 +1365,10 @@ static void r300_set_constant_buffer(struct pipe_context *pipe,
max_size = 256;
break;
case PIPE_SHADER_FRAGMENT:
- if (r300screen->caps->is_r500) {
+ if (r300->screen->caps.is_r500) {
max_size = 256;
/* XXX Implement emission of r400's extended constant buffer. */
- /*} else if (r300screen->caps->is_r400) {
+ /*} else if (r300->screen->caps.is_r400) {
max_size = 64;*/
} else {
max_size = 32;
@@ -1361,7 +1390,7 @@ static void r300_set_constant_buffer(struct pipe_context *pipe,
pipe_buffer_unmap(pipe->screen, buf);
if (shader == PIPE_SHADER_VERTEX) {
- if (r300screen->caps->has_tcl) {
+ if (r300->screen->caps.has_tcl) {
r300->dirty_state |= R300_NEW_VERTEX_SHADER_CONSTANTS;
r300->pvs_flush.dirty = TRUE;
} else if (r300->draw) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-08 07:53:02 +0000