#include "tgsi/tgsi_parse.h"
#include "pipe/p_config.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "r300_context.h"
#include "r300_reg.h"
#include "r300_fs.h"
#include "r300_vs.h"
+#include "radeon_winsys.h"
+
/* r300_state: Functions used to intialize state context by translating
* Gallium state objects into semi-native r300 state objects. */
+#define UPDATE_STATE(cso, atom) \
+ if (cso != atom.state) { \
+ atom.state = cso; \
+ atom.dirty = TRUE; \
+ }
+
static boolean blend_discard_if_src_alpha_0(unsigned srcRGB, unsigned srcA,
unsigned dstRGB, unsigned dstA)
{
dstA == PIPE_BLENDFACTOR_ONE);
}
+static unsigned bgra_cmask(unsigned mask)
+{
+ /* Gallium uses RGBA color ordering while R300 expects BGRA. */
+
+ return ((mask & PIPE_MASK_R) << 2) |
+ ((mask & PIPE_MASK_B) >> 2) |
+ (mask & (PIPE_MASK_G | PIPE_MASK_A));
+}
+
/* Create a new blend state based on the CSO blend state.
*
* This encompasses alpha blending, logic/raster ops, and blend dithering. */
static void* r300_create_blend_state(struct pipe_context* pipe,
const struct pipe_blend_state* state)
{
+ struct r300_screen* r300screen = r300_screen(pipe->screen);
struct r300_blend_state* blend = CALLOC_STRUCT(r300_blend_state);
- if (state->blend_enable)
+ if (state->rt[0].blend_enable)
{
- unsigned eqRGB = state->rgb_func;
- unsigned srcRGB = state->rgb_src_factor;
- unsigned dstRGB = state->rgb_dst_factor;
+ unsigned eqRGB = state->rt[0].rgb_func;
+ unsigned srcRGB = state->rt[0].rgb_src_factor;
+ unsigned dstRGB = state->rt[0].rgb_dst_factor;
- unsigned eqA = state->alpha_func;
- unsigned srcA = state->alpha_src_factor;
- unsigned dstA = state->alpha_dst_factor;
+ unsigned eqA = state->rt[0].alpha_func;
+ unsigned srcA = state->rt[0].alpha_src_factor;
+ unsigned dstA = state->rt[0].alpha_dst_factor;
/* despite the name, ALPHA_BLEND_ENABLE has nothing to do with alpha,
* this is just the crappy D3D naming */
(state->logicop_func) << R300_RB3D_ROPCNTL_ROP_SHIFT;
}
- /* Color Channel Mask */
- if (state->colormask & PIPE_MASK_R) {
- blend->color_channel_mask |= RB3D_COLOR_CHANNEL_MASK_RED_MASK0;
- }
- if (state->colormask & PIPE_MASK_G) {
- blend->color_channel_mask |= RB3D_COLOR_CHANNEL_MASK_GREEN_MASK0;
- }
- if (state->colormask & PIPE_MASK_B) {
- blend->color_channel_mask |= RB3D_COLOR_CHANNEL_MASK_BLUE_MASK0;
- }
- if (state->colormask & PIPE_MASK_A) {
- blend->color_channel_mask |= RB3D_COLOR_CHANNEL_MASK_ALPHA_MASK0;
+ /* 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 (state->rt[1].blend_enable) {
+ blend->color_channel_mask |= bgra_cmask(state->rt[1].colormask) << 4;
+ }
+ if (state->rt[2].blend_enable) {
+ blend->color_channel_mask |= bgra_cmask(state->rt[2].colormask) << 8;
+ }
+ if (state->rt[3].blend_enable) {
+ blend->color_channel_mask |= bgra_cmask(state->rt[3].colormask) << 12;
+ }
}
if (state->dither) {
{
struct r300_context* r300 = r300_context(pipe);
- r300->blend_state.state = state;
- r300->blend_state.dirty = TRUE;
+ UPDATE_STATE(state, r300->blend_state);
}
/* Free blend state. */
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;
- util_pack_color(color->color, PIPE_FORMAT_A8R8G8B8_UNORM, &uc);
+ util_pack_color(color->color, PIPE_FORMAT_B8G8R8A8_UNORM, &uc);
state->blend_color = uc.ui;
/* XXX if FP16 blending is enabled, we should use the FP16 format */
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.dirty = TRUE;
}
{
struct r300_context* r300 = r300_context(pipe);
+ r300->clip = *state;
+
if (r300_screen(pipe->screen)->caps->has_tcl) {
memcpy(r300->clip_state.state, state, sizeof(struct pipe_clip_state));
- r300->clip_state.dirty = TRUE;
+ r300->clip_state.size = 29;
} else {
draw_flush(r300->draw);
draw_set_clip_state(r300->draw, state);
+ r300->clip_state.size = 2;
}
+
+ r300->clip_state.dirty = TRUE;
}
/* Create a new depth, stencil, and alpha state based on the CSO dsa state.
(r300_translate_stencil_op(state->stencil[0].zfail_op) <<
R300_S_FRONT_ZFAIL_OP_SHIFT);
- dsa->stencil_ref_mask = (state->stencil[0].ref_value) |
+ dsa->stencil_ref_mask =
(state->stencil[0].valuemask << R300_STENCILMASK_SHIFT) |
(state->stencil[0].writemask << R300_STENCILWRITEMASK_SHIFT);
(r300_translate_stencil_op(state->stencil[1].zfail_op) <<
R300_S_BACK_ZFAIL_OP_SHIFT);
- /* XXX it seems r3xx doesn't support STENCILREFMASK_BF */
if (caps->is_r500)
{
dsa->z_buffer_control |= R500_STENCIL_REFMASK_FRONT_BACK;
- dsa->stencil_ref_bf = (state->stencil[1].ref_value) |
+ dsa->stencil_ref_bf =
(state->stencil[1].valuemask <<
R300_STENCILMASK_SHIFT) |
(state->stencil[1].writemask <<
r300_translate_alpha_function(state->alpha.func) |
R300_FG_ALPHA_FUNC_ENABLE;
- /* XXX figure out why emitting 10bit alpha ref causes CS to dump */
- /* always use 8bit alpha ref */
+ /* We could use 10bit alpha ref but who needs that? */
dsa->alpha_function |= float_to_ubyte(state->alpha.ref_value);
if (caps->is_r500)
{
struct r300_context* r300 = r300_context(pipe);
- r300->dsa_state.state = state;
- r300->dsa_state.dirty = TRUE;
+ UPDATE_STATE(state, r300->dsa_state);
}
/* Free DSA state. */
FREE(state);
}
-static void r300_set_scissor_regs(const struct pipe_scissor_state* state,
- struct r300_scissor_regs *scissor,
- boolean is_r500)
+static void r300_set_stencil_ref(struct pipe_context* pipe,
+ const struct pipe_stencil_ref* sr)
{
- if (is_r500) {
- scissor->top_left =
- (state->minx << R300_SCISSORS_X_SHIFT) |
- (state->miny << R300_SCISSORS_Y_SHIFT);
- scissor->bottom_right =
- ((state->maxx - 1) << R300_SCISSORS_X_SHIFT) |
- ((state->maxy - 1) << R300_SCISSORS_Y_SHIFT);
- } else {
- /* Offset of 1440 in non-R500 chipsets. */
- scissor->top_left =
- ((state->minx + 1440) << R300_SCISSORS_X_SHIFT) |
- ((state->miny + 1440) << R300_SCISSORS_Y_SHIFT);
- scissor->bottom_right =
- (((state->maxx - 1) + 1440) << R300_SCISSORS_X_SHIFT) |
- (((state->maxy - 1) + 1440) << R300_SCISSORS_Y_SHIFT);
+ struct r300_context* r300 = r300_context(pipe);
+ r300->stencil_ref = *sr;
+ r300->dsa_state.dirty = TRUE;
+}
+
+/* This switcheroo is needed just because of goddamned MACRO_SWITCH. */
+static void r300_fb_update_tiling_flags(struct r300_context *r300,
+ const struct pipe_framebuffer_state *old_state,
+ const struct pipe_framebuffer_state *new_state)
+{
+ struct r300_texture *tex;
+ unsigned i, j, level;
+
+ /* Reset tiling flags for old surfaces to default values. */
+ for (i = 0; i < old_state->nr_cbufs; i++) {
+ for (j = 0; j < new_state->nr_cbufs; j++) {
+ if (old_state->cbufs[i]->texture == new_state->cbufs[j]->texture) {
+ break;
+ }
+ }
+ /* If not binding the surface again... */
+ if (j != new_state->nr_cbufs) {
+ continue;
+ }
+
+ tex = (struct r300_texture*)old_state->cbufs[i]->texture;
+
+ if (tex) {
+ r300->winsys->buffer_set_tiling(r300->winsys, tex->buffer,
+ tex->pitch[0],
+ tex->microtile != 0,
+ tex->macrotile != 0);
+ }
+ }
+ if (old_state->zsbuf &&
+ (!new_state->zsbuf ||
+ old_state->zsbuf->texture != new_state->zsbuf->texture)) {
+ tex = (struct r300_texture*)old_state->zsbuf->texture;
+
+ if (tex) {
+ r300->winsys->buffer_set_tiling(r300->winsys, tex->buffer,
+ tex->pitch[0],
+ tex->microtile != 0,
+ tex->macrotile != 0);
+ }
+ }
+
+ /* Set tiling flags for new surfaces. */
+ for (i = 0; i < new_state->nr_cbufs; i++) {
+ tex = (struct r300_texture*)new_state->cbufs[i]->texture;
+ level = new_state->cbufs[i]->level;
+
+ r300->winsys->buffer_set_tiling(r300->winsys, tex->buffer,
+ tex->pitch[level],
+ tex->microtile != 0,
+ tex->mip_macrotile[level] != 0);
+ }
+ if (new_state->zsbuf) {
+ tex = (struct r300_texture*)new_state->zsbuf->texture;
+ level = new_state->zsbuf->level;
+
+ r300->winsys->buffer_set_tiling(r300->winsys, tex->buffer,
+ tex->pitch[level],
+ tex->microtile != 0,
+ tex->mip_macrotile[level] != 0);
}
}
const struct pipe_framebuffer_state* state)
{
struct r300_context* r300 = r300_context(pipe);
- struct r300_scissor_state* scissor =
- (struct r300_scissor_state*)r300->scissor_state.state;
- struct pipe_scissor_state pscissor;
+ struct r300_screen* r300screen = r300_screen(pipe->screen);
+ unsigned max_width, max_height;
+ uint32_t zbuffer_bpp = 0;
+
+
+ if (state->nr_cbufs > 4) {
+ debug_printf("r300: Implementation error: Too many MRTs in %s, "
+ "refusing to bind framebuffer state!\n", __FUNCTION__);
+ return;
+ }
+
+ if (r300screen->caps->is_r500) {
+ max_width = max_height = 4096;
+ } else if (r300screen->caps->is_r400) {
+ max_width = max_height = 4021;
+ } else {
+ max_width = max_height = 2560;
+ }
+
+ if (state->width > max_width || state->height > max_height) {
+ debug_printf("r300: Implementation error: Render targets are too "
+ "big in %s, refusing to bind framebuffer state!\n", __FUNCTION__);
+ return;
+ }
+
if (r300->draw) {
draw_flush(r300->draw);
}
- r300->framebuffer_state = *state;
+ memcpy(r300->fb_state.state, state, sizeof(struct pipe_framebuffer_state));
- /* XXX Arg. This is silly. */
- pscissor.minx = pscissor.miny = 0;
- pscissor.maxx = state->width;
- pscissor.maxy = state->height;
- r300_set_scissor_regs(&pscissor, &scissor->framebuffer,
- r300_screen(r300->context.screen)->caps->is_r500);
+ r300->fb_state.size = (10 * state->nr_cbufs) + (2 * (4 - state->nr_cbufs)) +
+ (state->zsbuf ? 10 : 0) + 8;
- /* Don't rely on the order of states being set for the first time. */
- r300->dirty_state |= R300_NEW_FRAMEBUFFERS;
+ r300_fb_update_tiling_flags(r300, r300->fb_state.state, state);
+ /* XXX wait what */
r300->blend_state.dirty = TRUE;
r300->dsa_state.dirty = TRUE;
+ r300->fb_state.dirty = TRUE;
r300->scissor_state.dirty = TRUE;
+
+ /* Polygon offset depends on the zbuffer bit depth. */
+ if (state->zsbuf && r300->polygon_offset_enabled) {
+ switch (util_format_get_blocksize(state->zsbuf->texture->format)) {
+ case 2:
+ zbuffer_bpp = 16;
+ break;
+ case 4:
+ zbuffer_bpp = 24;
+ break;
+ }
+
+ if (r300->zbuffer_bpp != zbuffer_bpp) {
+ r300->zbuffer_bpp = zbuffer_bpp;
+ r300->rs_state.dirty = TRUE;
+ }
+ }
}
/* Create fragment shader state. */
r300->fs = fs;
r300_pick_fragment_shader(r300);
- if (r300->vs && r300_vertex_shader_setup_wpos(r300)) {
- r300->dirty_state |= R300_NEW_VERTEX_FORMAT;
+ r300->rs_block_state.dirty = TRUE; /* Will be updated before the emission. */
+
+ if (r300->vs_state.state && r300_vertex_shader_setup_wpos(r300)) {
+ r300->vap_output_state.dirty = TRUE;
}
r300->dirty_state |= R300_NEW_FRAGMENT_SHADER | R300_NEW_FRAGMENT_SHADER_CONSTANTS;
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. */
/* If bypassing TCL, or if no TCL engine is present, turn off the HW TCL.
* Else, enable HW TCL and force Draw's TCL off. */
- if (state->bypass_vs_clip_and_viewport ||
- !r300_screen(pipe->screen)->caps->has_tcl) {
+ if (!r300screen->caps->has_tcl) {
rs->vap_control_status |= R300_VAP_TCL_BYPASS;
}
rs->point_size = pack_float_16_6x(state->point_size) |
(pack_float_16_6x(state->point_size) << R300_POINTSIZE_X_SHIFT);
- rs->point_minmax =
- ((int)(state->point_size_min * 6.0) <<
- R300_GA_POINT_MINMAX_MIN_SHIFT) |
- ((int)(state->point_size_max * 6.0) <<
- R300_GA_POINT_MINMAX_MAX_SHIFT);
-
rs->line_control = pack_float_16_6x(state->line_width) |
R300_GA_LINE_CNTL_END_TYPE_COMP;
- /* XXX I think there is something wrong with the polygon mode,
- * XXX re-test when r300g is in a better shape */
-
/* Enable polygon mode */
if (state->fill_cw != PIPE_POLYGON_MODE_FILL ||
state->fill_ccw != PIPE_POLYGON_MODE_FILL) {
}
if (rs->polygon_offset_enable) {
- rs->depth_offset_front = rs->depth_offset_back =
- fui(state->offset_units);
- rs->depth_scale_front = rs->depth_scale_back =
- fui(state->offset_scale);
+ rs->depth_offset = state->offset_units;
+ rs->depth_scale = state->offset_scale;
}
if (state->line_stipple_enable) {
if (r300->draw) {
draw_flush(r300->draw);
- draw_set_rasterizer_state(r300->draw, &rs->rs);
+ draw_set_rasterizer_state(r300->draw, &rs->rs, state);
}
if (rs) {
- r300->tcl_bypass = rs->rs.bypass_vs_clip_and_viewport;
+ r300->polygon_offset_enabled = rs->rs.offset_cw || rs->rs.offset_ccw;
} else {
- r300->tcl_bypass = FALSE;
+ r300->polygon_offset_enabled = FALSE;
}
- r300->rs_state.state = rs;
- r300->rs_state.dirty = TRUE;
+ UPDATE_STATE(state, r300->rs_state);
+ r300->rs_state.size = 17 + (r300->polygon_offset_enabled ? 5 : 0);
+
/* XXX Why is this still needed, dammit!? */
r300->scissor_state.dirty = TRUE;
r300->viewport_state.dirty = TRUE;
/* XXX Clean these up when we move to atom emits */
- r300->dirty_state |= R300_NEW_RS_BLOCK;
if (r300->fs && r300->fs->inputs.wpos != ATTR_UNUSED) {
r300->dirty_state |= R300_NEW_FRAGMENT_SHADER_CONSTANTS;
}
sampler->filter0 |= r300_translate_tex_filters(state->min_img_filter,
state->mag_img_filter,
state->min_mip_filter,
- state->max_anisotropy > 1.0);
+ state->max_anisotropy > 0);
/* Unfortunately, r300-r500 don't support floating-point mipmap lods. */
- /* We must pass these to the emit function to clamp them properly. */
+ /* We must pass these to the merge function to clamp them properly. */
sampler->min_lod = MAX2((unsigned)state->min_lod, 0);
sampler->max_lod = MAX2((unsigned)ceilf(state->max_lod), 0);
sampler->filter1 |= r300_anisotropy(state->max_anisotropy);
- util_pack_color(state->border_color, PIPE_FORMAT_A8R8G8B8_UNORM, &uc);
+ util_pack_color(state->border_color, PIPE_FORMAT_B8G8R8A8_UNORM, &uc);
sampler->border_color = uc.ui;
/* R500-specific fixups and optimizations */
void** states)
{
struct r300_context* r300 = r300_context(pipe);
- int i;
+ struct r300_textures_state* state =
+ (struct r300_textures_state*)r300->textures_state.state;
if (count > 8) {
return;
}
- for (i = 0; i < count; i++) {
- if (r300->sampler_states[i] != states[i]) {
- r300->sampler_states[i] = (struct r300_sampler_state*)states[i];
- r300->dirty_state |= (R300_NEW_SAMPLER << i);
- }
- }
+ memcpy(state->sampler_states, states, sizeof(void*) * count);
+ state->sampler_count = count;
- r300->sampler_count = count;
+ r300->textures_state.dirty = TRUE;
/* Pick a fragment shader based on the texture compare state. */
- if (r300->fs && (r300->dirty_state & R300_ANY_NEW_SAMPLERS)) {
+ if (r300->fs && count) {
if (r300_pick_fragment_shader(r300)) {
r300->dirty_state |= R300_NEW_FRAGMENT_SHADER |
R300_NEW_FRAGMENT_SHADER_CONSTANTS;
struct pipe_texture** texture)
{
struct r300_context* r300 = r300_context(pipe);
+ struct r300_textures_state* state =
+ (struct r300_textures_state*)r300->textures_state.state;
+ unsigned i;
boolean is_r500 = r300_screen(r300->context.screen)->caps->is_r500;
- int i;
+ boolean dirty_tex = FALSE;
/* XXX magic num */
if (count > 8) {
return;
}
-
+
for (i = 0; i < count; i++) {
- if (r300->textures[i] != (struct r300_texture*)texture[i]) {
- pipe_texture_reference((struct pipe_texture**)&r300->textures[i],
- texture[i]);
- r300->dirty_state |= (R300_NEW_TEXTURE << i);
+ if (state->textures[i] != (struct r300_texture*)texture[i]) {
+ pipe_texture_reference((struct pipe_texture**)&state->textures[i],
+ texture[i]);
+ dirty_tex = TRUE;
- /* R300-specific - set the texrect factor in a fragment shader */
- if (!is_r500 && r300->textures[i]->is_npot) {
+ /* R300-specific - set the texrect factor in the fragment shader */
+ if (!is_r500 && state->textures[i]->is_npot) {
/* XXX It would be nice to re-emit just 1 constant,
* XXX not all of them */
r300->dirty_state |= R300_NEW_FRAGMENT_SHADER_CONSTANTS;
}
for (i = count; i < 8; i++) {
- if (r300->textures[i]) {
- pipe_texture_reference((struct pipe_texture**)&r300->textures[i],
+ if (state->textures[i]) {
+ pipe_texture_reference((struct pipe_texture**)&state->textures[i],
NULL);
- r300->dirty_state |= (R300_NEW_TEXTURE << i);
}
}
- r300->texture_count = count;
+ state->texture_count = count;
+
+ r300->textures_state.dirty = TRUE;
+
+ if (dirty_tex) {
+ r300->texture_cache_inval.dirty = TRUE;
+ }
}
static void r300_set_scissor_state(struct pipe_context* pipe,
const struct pipe_scissor_state* state)
{
struct r300_context* r300 = r300_context(pipe);
- struct r300_scissor_state* scissor =
- (struct r300_scissor_state*)r300->scissor_state.state;
- r300_set_scissor_regs(state, &scissor->scissor,
- r300_screen(r300->context.screen)->caps->is_r500);
+ memcpy(r300->scissor_state.state, state,
+ sizeof(struct pipe_scissor_state));
r300->scissor_state.dirty = TRUE;
}
struct r300_viewport_state* viewport =
(struct r300_viewport_state*)r300->viewport_state.state;
+ r300->viewport = *state;
+
/* Do the transform in HW. */
viewport->vte_control = R300_VTX_W0_FMT;
const struct pipe_vertex_buffer* buffers)
{
struct r300_context* r300 = r300_context(pipe);
+ unsigned i, max_index = ~0;
memcpy(r300->vertex_buffer, buffers,
sizeof(struct pipe_vertex_buffer) * count);
+
+ for (i = 0; i < count; i++) {
+ max_index = MIN2(buffers[i].max_index, max_index);
+ }
+
r300->vertex_buffer_count = count;
+ r300->vertex_buffer_max_index = max_index;
if (r300->draw) {
draw_flush(r300->draw);
draw_set_vertex_buffers(r300->draw, count, buffers);
+ } else {
+ r300->vertex_stream_state.dirty = TRUE;
}
+}
- r300->dirty_state |= R300_NEW_VERTEX_FORMAT;
+static boolean r300_validate_aos(struct r300_context *r300)
+{
+ struct pipe_vertex_buffer *vbuf = r300->vertex_buffer;
+ struct pipe_vertex_element *velem = r300->vertex_element;
+ int i;
+
+ /* Check if formats and strides are aligned to the size of DWORD. */
+ for (i = 0; i < r300->vertex_element_count; i++) {
+ if (vbuf[velem[i].vertex_buffer_index].stride % 4 != 0 ||
+ util_format_get_blocksize(velem[i].src_format) % 4 != 0) {
+ return FALSE;
+ }
+ }
+ return TRUE;
}
static void r300_set_vertex_elements(struct pipe_context* pipe,
draw_flush(r300->draw);
draw_set_vertex_elements(r300->draw, count, elements);
}
+
+ if (!r300_validate_aos(r300)) {
+ /* XXX We should fallback using draw. */
+ assert(0);
+ abort();
+ }
}
static void* r300_create_vs_state(struct pipe_context* pipe,
struct r300_vertex_shader* vs = (struct r300_vertex_shader*)shader;
if (vs == NULL) {
- r300->vs = NULL;
+ r300->vs_state.state = NULL;
return;
} else if (!vs->translated) {
r300_translate_vertex_shader(r300, vs);
}
- r300->vs = vs;
+ UPDATE_STATE(shader, r300->vs_state);
+ r300->vs_state.size = vs->code.length + 9;
+
+ r300->rs_block_state.dirty = TRUE; /* Will be updated before the emission. */
+ r300->vap_output_state.dirty = TRUE;
+ r300->vertex_stream_state.dirty = TRUE; /* XXX needed for TCL bypass */
+ r300->pvs_flush.dirty = TRUE;
+
if (r300->fs) {
r300_vertex_shader_setup_wpos(r300);
}
- r300->dirty_state |=
- R300_NEW_VERTEX_SHADER | R300_NEW_VERTEX_SHADER_CONSTANTS |
- R300_NEW_VERTEX_FORMAT;
+ r300->dirty_state |= R300_NEW_VERTEX_SHADER_CONSTANTS;
} else {
draw_flush(r300->draw);
draw_bind_vertex_shader(r300->draw,
static void r300_set_constant_buffer(struct pipe_context *pipe,
uint shader, uint index,
- const struct pipe_constant_buffer *buf)
+ 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;
- if (buf == NULL || buf->buffer->size == 0 ||
- (mapped = pipe_buffer_map(pipe->screen, buf->buffer, PIPE_BUFFER_USAGE_CPU_READ)) == NULL)
+ if (buf == NULL || buf->size == 0 ||
+ (mapped = pipe_buffer_map(pipe->screen, buf, PIPE_BUFFER_USAGE_CPU_READ)) == NULL)
{
r300->shader_constants[shader].count = 0;
return;
}
- assert((buf->buffer->size % 4 * sizeof(float)) == 0);
- memcpy(r300->shader_constants[shader].constants, mapped, buf->buffer->size);
- r300->shader_constants[shader].count = buf->buffer->size / (4 * sizeof(float));
- pipe_buffer_unmap(pipe->screen, buf->buffer);
+ assert((buf->size % 4 * sizeof(float)) == 0);
+
+ /* Check the size of the constant buffer. */
+ switch (shader) {
+ case PIPE_SHADER_VERTEX:
+ max_size = 256;
+ break;
+ case PIPE_SHADER_FRAGMENT:
+ if (r300screen->caps->is_r500) {
+ max_size = 256;
+ /* XXX Implement emission of r400's extended constant buffer. */
+ /*} else if (r300screen->caps->is_r400) {
+ max_size = 64;*/
+ } else {
+ max_size = 32;
+ }
+ break;
+ default:
+ assert(0);
+ }
- if (shader == PIPE_SHADER_VERTEX)
+ /* XXX Subtract immediates and RC_STATE_* variables. */
+ if (buf->size > (sizeof(float) * 4 * max_size)) {
+ debug_printf("r300: Max size of the constant buffer is "
+ "%i*4 floats.\n", max_size);
+ abort();
+ }
+
+ memcpy(r300->shader_constants[shader].constants, mapped, buf->size);
+ r300->shader_constants[shader].count = buf->size / (4 * sizeof(float));
+ pipe_buffer_unmap(pipe->screen, buf);
+
+ if (shader == PIPE_SHADER_VERTEX) {
r300->dirty_state |= R300_NEW_VERTEX_SHADER_CONSTANTS;
+ r300->pvs_flush.dirty = TRUE;
+ }
else if (shader == PIPE_SHADER_FRAGMENT)
r300->dirty_state |= R300_NEW_FRAGMENT_SHADER_CONSTANTS;
}
r300->context.bind_depth_stencil_alpha_state = r300_bind_dsa_state;
r300->context.delete_depth_stencil_alpha_state = r300_delete_dsa_state;
+ r300->context.set_stencil_ref = r300_set_stencil_ref;
+
r300->context.set_framebuffer_state = r300_set_framebuffer_state;
r300->context.create_fs_state = r300_create_fs_state;