#include "util/u_prim.h"
#include "r300_cs.h"
-#include "r300_cb.h"
#include "r300_context.h"
#include "r300_screen_buffer.h"
#include "r300_emit.h"
return color_control;
}
-static boolean index_bias_supported(struct r300_context *r300)
+boolean r500_index_bias_supported(struct r300_context *r300)
{
return r300->screen->caps.is_r500 &&
r300->rws->get_value(r300->rws, R300_VID_DRM_2_3_0);
}
-static void r500_emit_index_bias(struct r300_context *r300, int index_bias)
+void r500_emit_index_bias(struct r300_context *r300, int index_bias)
{
CS_LOCALS(r300);
* \param cs_dwords The number of dwords to reserve in CS.
* \param aos_offset The offset passed to emit_aos.
* \param index_bias The index bias to emit.
- * \param end_cs_dwords The number of free dwords which must be available
- * at the end of CS after drawing in case the CS space
- * management is performed by a draw_* function manually.
- * The parameter may be NULL.
*/
static void r300_prepare_for_rendering(struct r300_context *r300,
enum r300_prepare_flags flags,
struct pipe_resource *index_buffer,
unsigned cs_dwords,
int aos_offset,
- int index_bias,
- unsigned *end_cs_dwords)
+ int index_bias)
{
- unsigned end_dwords = 0;
boolean flushed = FALSE;
boolean first_draw = flags & PREP_FIRST_DRAW;
boolean emit_aos = flags & PREP_EMIT_AOS;
boolean emit_aos_swtcl = flags & PREP_EMIT_AOS_SWTCL;
boolean indexed = flags & PREP_INDEXED;
- boolean hw_index_bias = index_bias_supported(r300);
+ boolean hw_index_bias = r500_index_bias_supported(r300);
/* Add dirty state, index offset, and AOS. */
if (first_draw) {
cs_dwords += 7; /* emit_aos_swtcl */
}
- /* Emitted in flush. */
- end_dwords += 26; /* emit_query_end */
-
- cs_dwords += end_dwords;
+ cs_dwords += r300_get_num_cs_end_dwords(r300);
/* Reserve requested CS space. */
- if (!r300_check_cs(r300, cs_dwords)) {
+ if (cs_dwords > (r300->cs->ndw - r300->cs->cdw)) {
r300->context.flush(&r300->context, 0, NULL);
flushed = TRUE;
}
if (emit_aos_swtcl)
r300_emit_aos_swtcl(r300, indexed);
}
-
- if (end_cs_dwords)
- *end_cs_dwords = end_dwords;
}
static boolean immd_is_good_idea(struct r300_context *r300,
/* We shouldn't map buffers referenced by CS, busy buffers,
* and ones placed in VRAM. */
- /* XXX Check for VRAM buffers. */
for (i = 0; i < vertex_element_count; i++) {
velem = &r300->velems->velem[i];
vbi = velem->vertex_buffer_index;
if (!checked[vbi]) {
vbuf = &r300->vertex_buffer[vbi];
+ if (!(r300_buffer(vbuf->buffer)->domain & R300_DOMAIN_GTT)) {
+ return FALSE;
+ }
+
if (r300_buffer_is_referenced(&r300->context,
vbuf->buffer,
R300_REF_CS | R300_REF_HW)) {
}
/*****************************************************************************
- * The emission of draw packets for r500. Older GPUs may use these functions *
- * after resolving fallback issues (e.g. stencil ref two-sided). *
+ * The HWTCL draw functions. *
****************************************************************************/
static void r300_emit_draw_arrays_immediate(struct r300_context *r300,
uint32_t* mapelem[PIPE_MAX_ATTRIBS];
struct pipe_transfer* transfer[PIPE_MAX_ATTRIBS] = {0};
- CB_LOCALS;
+ CS_LOCALS(r300);
/* Calculate the vertex size, offsets, strides etc. and map the buffers. */
for (i = 0; i < vertex_element_count; i++) {
dwords = 9 + count * vertex_size;
- r300_prepare_for_rendering(r300, PREP_FIRST_DRAW, NULL, dwords, 0, 0, NULL);
+ r300_prepare_for_rendering(r300, PREP_FIRST_DRAW, NULL, dwords, 0, 0);
- BEGIN_CS_AS_CB(r300, dwords);
- OUT_CB_REG(R300_GA_COLOR_CONTROL,
+ BEGIN_CS(dwords);
+ OUT_CS_REG(R300_GA_COLOR_CONTROL,
r300_provoking_vertex_fixes(r300, mode));
- OUT_CB_REG(R300_VAP_VTX_SIZE, vertex_size);
- OUT_CB_REG_SEQ(R300_VAP_VF_MAX_VTX_INDX, 2);
- OUT_CB(count - 1);
- OUT_CB(0);
- OUT_CB_PKT3(R300_PACKET3_3D_DRAW_IMMD_2, count * vertex_size);
- OUT_CB(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED | (count << 16) |
+ OUT_CS_REG(R300_VAP_VTX_SIZE, vertex_size);
+ OUT_CS_REG_SEQ(R300_VAP_VF_MAX_VTX_INDX, 2);
+ OUT_CS(count - 1);
+ OUT_CS(0);
+ OUT_CS_PKT3(R300_PACKET3_3D_DRAW_IMMD_2, count * vertex_size);
+ OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED | (count << 16) |
r300_translate_primitive(mode));
/* Emit vertices. */
for (v = 0; v < count; v++) {
for (i = 0; i < vertex_element_count; i++) {
- OUT_CB_TABLE(&mapelem[i][stride[i] * v], size[i]);
+ OUT_CS_TABLE(&mapelem[i][stride[i] * v], size[i]);
}
}
- END_CB;
+ END_CS;
/* Unmap buffers. */
for (i = 0; i < vertex_element_count; i++) {
(0 << R300_INDX_BUFFER_SKIP_SHIFT));
OUT_CS(offset_dwords << 2);
OUT_CS_BUF_RELOC(indexBuffer, count_dwords,
- r300_buffer(indexBuffer)->domain, 0, 0);
+ r300_buffer(indexBuffer)->domain, 0);
END_CS;
}
unsigned short_count;
int buffer_offset = 0, index_offset = 0; /* for index bias emulation */
boolean translate = FALSE;
+ unsigned new_offset;
if (r300->skip_rendering) {
return;
translate = TRUE;
}
- if (indexBias && !index_bias_supported(r300)) {
+ if (indexBias && !r500_index_bias_supported(r300)) {
r300_split_index_bias(r300, indexBias, &buffer_offset, &index_offset);
}
&start, count);
r300_update_derived_state(r300);
- r300_upload_index_buffer(r300, &indexBuffer, indexSize, start, count);
+ r300_upload_index_buffer(r300, &indexBuffer, indexSize, start, count, &new_offset);
+ start = new_offset;
/* 15 dwords for emit_draw_elements */
r300_prepare_for_rendering(r300,
PREP_FIRST_DRAW | PREP_VALIDATE_VBOS | PREP_EMIT_AOS | PREP_INDEXED,
- indexBuffer, 15, buffer_offset, indexBias, NULL);
+ indexBuffer, 15, buffer_offset, indexBias);
- u_upload_flush(r300->upload_vb);
- u_upload_flush(r300->upload_ib);
if (alt_num_verts || count <= 65535) {
r300_emit_draw_elements(r300, indexBuffer, indexSize,
- minIndex, maxIndex, mode, start, count);
+ minIndex, maxIndex, mode, start, count);
} else {
do {
short_count = MIN2(count, 65534);
if (count) {
r300_prepare_for_rendering(r300,
PREP_VALIDATE_VBOS | PREP_EMIT_AOS | PREP_INDEXED,
- indexBuffer, 15, buffer_offset, indexBias, NULL);
+ indexBuffer, 15, buffer_offset, indexBias);
}
} while (count);
}
}
}
-/* Simple helpers for context setup. Should probably be moved to util. */
-static void r300_draw_elements(struct pipe_context* pipe,
- struct pipe_resource* indexBuffer,
- unsigned indexSize, int indexBias, unsigned mode,
- unsigned start, unsigned count)
-{
- struct r300_context *r300 = r300_context(pipe);
-
- pipe->draw_range_elements(pipe, indexBuffer, indexSize, indexBias,
- 0, r300->vertex_buffer_max_index,
- mode, start, count);
-}
-
static void r300_draw_arrays(struct pipe_context* pipe, unsigned mode,
unsigned start, unsigned count)
{
} else {
/* 9 spare dwords for emit_draw_arrays. */
r300_prepare_for_rendering(r300, PREP_FIRST_DRAW | PREP_VALIDATE_VBOS | PREP_EMIT_AOS,
- NULL, 9, start, 0, NULL);
+ NULL, 9, start, 0);
if (alt_num_verts || count <= 65535) {
r300_emit_draw_arrays(r300, mode, count);
if (count) {
r300_prepare_for_rendering(r300,
PREP_VALIDATE_VBOS | PREP_EMIT_AOS, NULL, 9,
- start, 0, NULL);
+ start, 0);
}
} while (count);
}
}
}
-/****************************************************************************
- * The rest of this file is for SW TCL rendering only. Please be polite and *
- * keep these functions separated so that they are easier to locate. ~C. *
- ***************************************************************************/
-
-/* SW TCL arrays, using Draw. */
-static void r300_swtcl_draw_arrays(struct pipe_context* pipe,
- unsigned mode,
- unsigned start,
- unsigned count)
+static void r300_draw_vbo(struct pipe_context* pipe,
+ const struct pipe_draw_info *info)
{
struct r300_context* r300 = r300_context(pipe);
- struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS];
- int i;
- if (r300->skip_rendering) {
- return;
+ if (info->indexed && r300->index_buffer.buffer) {
+ unsigned offset;
+
+ assert(r300->index_buffer.offset % r300->index_buffer.index_size == 0);
+ offset = r300->index_buffer.offset / r300->index_buffer.index_size;
+
+ r300_draw_range_elements(pipe,
+ r300->index_buffer.buffer,
+ r300->index_buffer.index_size,
+ info->index_bias,
+ info->min_index,
+ info->max_index,
+ info->mode,
+ info->start + offset,
+ info->count);
}
-
- if (!u_trim_pipe_prim(mode, &count)) {
- return;
- }
-
- r300_update_derived_state(r300);
-
- for (i = 0; i < r300->vertex_buffer_count; i++) {
- void* buf = pipe_buffer_map(pipe,
- r300->vertex_buffer[i].buffer,
- PIPE_TRANSFER_READ,
- &vb_transfer[i]);
- draw_set_mapped_vertex_buffer(r300->draw, i, buf);
- }
-
- draw_set_mapped_element_buffer(r300->draw, 0, 0, NULL);
-
- draw_arrays(r300->draw, mode, start, count);
-
- /* XXX Not sure whether this is the best fix.
- * It prevents CS from being rejected and weird assertion failures. */
- draw_flush(r300->draw);
-
- for (i = 0; i < r300->vertex_buffer_count; i++) {
- pipe_buffer_unmap(pipe, r300->vertex_buffer[i].buffer,
- vb_transfer[i]);
- draw_set_mapped_vertex_buffer(r300->draw, i, NULL);
+ else {
+ r300_draw_arrays(pipe,
+ info->mode,
+ info->start,
+ info->count);
}
}
+/****************************************************************************
+ * The rest of this file is for SW TCL rendering only. Please be polite and *
+ * keep these functions separated so that they are easier to locate. ~C. *
+ ***************************************************************************/
+
/* SW TCL elements, using Draw. */
-static void r300_swtcl_draw_range_elements(struct pipe_context* pipe,
- struct pipe_resource* indexBuffer,
- unsigned indexSize,
- int indexBias,
- unsigned minIndex,
- unsigned maxIndex,
- unsigned mode,
- unsigned start,
- unsigned count)
+static void r300_swtcl_draw_vbo(struct pipe_context* pipe,
+ const struct pipe_draw_info *info)
{
struct r300_context* r300 = r300_context(pipe);
struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS];
- struct pipe_transfer *ib_transfer;
+ struct pipe_transfer *ib_transfer = NULL;
+ unsigned count = info->count;
int i;
- void* indices;
+ void* indices = NULL;
if (r300->skip_rendering) {
return;
}
- if (!u_trim_pipe_prim(mode, &count)) {
+ if (!u_trim_pipe_prim(info->mode, &count)) {
return;
}
r300_update_derived_state(r300);
for (i = 0; i < r300->vertex_buffer_count; i++) {
- void* buf = pipe_buffer_map(pipe,
- r300->vertex_buffer[i].buffer,
- PIPE_TRANSFER_READ,
- &vb_transfer[i]);
- draw_set_mapped_vertex_buffer(r300->draw, i, buf);
+ if (r300->vertex_buffer[i].buffer) {
+ void *buf = pipe_buffer_map(pipe,
+ r300->vertex_buffer[i].buffer,
+ PIPE_TRANSFER_READ,
+ &vb_transfer[i]);
+ draw_set_mapped_vertex_buffer(r300->draw, i, buf);
+ }
+ }
+
+ if (info->indexed && r300->index_buffer.buffer) {
+ indices = pipe_buffer_map(pipe, r300->index_buffer.buffer,
+ PIPE_TRANSFER_READ, &ib_transfer);
}
- indices = pipe_buffer_map(pipe, indexBuffer,
- PIPE_TRANSFER_READ, &ib_transfer);
- draw_set_mapped_element_buffer_range(r300->draw, indexSize, indexBias,
- minIndex, maxIndex, indices);
+ draw_set_mapped_index_buffer(r300->draw, indices);
- draw_arrays(r300->draw, mode, start, count);
+ draw_vbo(r300->draw, info);
/* XXX Not sure whether this is the best fix.
* It prevents CS from being rejected and weird assertion failures. */
draw_flush(r300->draw);
for (i = 0; i < r300->vertex_buffer_count; i++) {
- pipe_buffer_unmap(pipe, r300->vertex_buffer[i].buffer,
- vb_transfer[i]);
- draw_set_mapped_vertex_buffer(r300->draw, i, NULL);
+ if (r300->vertex_buffer[i].buffer) {
+ pipe_buffer_unmap(pipe, r300->vertex_buffer[i].buffer,
+ vb_transfer[i]);
+ draw_set_mapped_vertex_buffer(r300->draw, i, NULL);
+ }
}
- pipe_buffer_unmap(pipe, indexBuffer,
- ib_transfer);
- draw_set_mapped_element_buffer_range(r300->draw, 0, 0,
- start, start + count - 1,
- NULL);
+ if (ib_transfer) {
+ pipe_buffer_unmap(pipe, r300->index_buffer.buffer, ib_transfer);
+ draw_set_mapped_index_buffer(r300->draw, NULL);
+ }
}
/* Object for rendering using Draw. */
unsigned hwprim;
/* VBO */
- struct pipe_resource* vbo;
- size_t vbo_size;
size_t vbo_offset;
size_t vbo_max_used;
void * vbo_ptr;
struct pipe_screen* screen = r300->context.screen;
size_t size = (size_t)vertex_size * (size_t)count;
- if (size + r300render->vbo_offset > r300render->vbo_size)
+ if (size + r300render->vbo_offset > r300->draw_vbo_size)
{
- pipe_resource_reference(&r300->vbo, NULL);
- r300render->vbo = pipe_buffer_create(screen,
- PIPE_BIND_VERTEX_BUFFER,
- R300_MAX_DRAW_VBO_SIZE);
+ pipe_resource_reference(&r300->vbo, NULL);
+ r300->vbo = pipe_buffer_create(screen,
+ PIPE_BIND_VERTEX_BUFFER,
+ R300_MAX_DRAW_VBO_SIZE);
r300render->vbo_offset = 0;
- r300render->vbo_size = R300_MAX_DRAW_VBO_SIZE;
+ r300->draw_vbo_size = R300_MAX_DRAW_VBO_SIZE;
}
r300render->vertex_size = vertex_size;
- r300->vbo = r300render->vbo;
r300->vbo_offset = r300render->vbo_offset;
- return (r300render->vbo) ? TRUE : FALSE;
+ return (r300->vbo) ? TRUE : FALSE;
}
static void* r300_render_map_vertices(struct vbuf_render* render)
{
struct r300_render* r300render = r300_render(render);
+ struct r300_context* r300 = r300render->r300;
assert(!r300render->vbo_transfer);
r300render->vbo_ptr = pipe_buffer_map(&r300render->r300->context,
- r300render->vbo,
+ r300->vbo,
PIPE_TRANSFER_WRITE,
&r300render->vbo_transfer);
+ assert(r300render->vbo_ptr);
+
return ((uint8_t*)r300render->vbo_ptr + r300render->vbo_offset);
}
{
struct r300_render* r300render = r300_render(render);
struct pipe_context* context = &r300render->r300->context;
+ struct r300_context* r300 = r300render->r300;
assert(r300render->vbo_transfer);
r300render->vbo_max_used = MAX2(r300render->vbo_max_used,
r300render->vertex_size * (max + 1));
- pipe_buffer_unmap(context, r300render->vbo, r300render->vbo_transfer);
+ pipe_buffer_unmap(context, r300->vbo, r300render->vbo_transfer);
r300render->vbo_transfer = NULL;
}
unsigned dwords = 6;
CS_LOCALS(r300);
-
(void) i; (void) ptr;
r300_prepare_for_rendering(r300, PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL,
- NULL, dwords, 0, 0, NULL);
+ NULL, dwords, 0, 0);
- DBG(r300, DBG_DRAW, "r300: Doing vbuf render, count %d\n", count);
+ DBG(r300, DBG_DRAW, "r300: render_draw_arrays (count: %d)\n", count);
/* Uncomment to dump all VBOs rendered through this interface.
* Slow and noisy!
struct r300_context* r300 = r300render->r300;
int i;
unsigned end_cs_dwords;
- unsigned max_index = (r300render->vbo_size - r300render->vbo_offset) /
+ unsigned max_index = (r300->draw_vbo_size - r300render->vbo_offset) /
(r300render->r300->vertex_info.size * 4) - 1;
unsigned short_count;
unsigned free_dwords;
CS_LOCALS(r300);
+ DBG(r300, DBG_DRAW, "r300: render_draw_elements (count: %d)\n", count);
/* Reserve at least 256 dwords.
*
* indices than it can fit in CS. */
r300_prepare_for_rendering(r300,
PREP_FIRST_DRAW | PREP_EMIT_AOS_SWTCL | PREP_INDEXED,
- NULL, 256, 0, 0, &end_cs_dwords);
+ NULL, 256, 0, 0);
+ end_cs_dwords = r300_get_num_cs_end_dwords(r300);
while (count) {
- free_dwords = r300->rws->get_cs_free_dwords(r300->rws);
+ free_dwords = r300->cs->ndw - r300->cs->cdw;
short_count = MIN2(count, (free_dwords - end_cs_dwords - 6) * 2);
if (count) {
r300_prepare_for_rendering(r300,
PREP_EMIT_AOS_SWTCL | PREP_INDEXED,
- NULL, 256, 0, 0, &end_cs_dwords);
+ NULL, 256, 0, 0);
+ end_cs_dwords = r300_get_num_cs_end_dwords(r300);
}
}
}
r300render->base.release_vertices = r300_render_release_vertices;
r300render->base.destroy = r300_render_destroy;
- r300render->vbo = NULL;
- r300render->vbo_size = 0;
r300render->vbo_offset = 0;
return &r300render->base;
return stage;
}
+void r300_draw_flush_vbuf(struct r300_context *r300)
+{
+ pipe_resource_reference(&r300->vbo, NULL);
+ r300->draw_vbo_size = 0;
+}
+
/****************************************************************************
* End of SW TCL functions *
***************************************************************************/
+/* If we used a quad to draw a rectangle, the pixels on the main diagonal
+ * would be computed and stored twice, which makes the clear/copy codepaths
+ * somewhat inefficient. Instead we use a rectangular point sprite. */
+static void r300_blitter_draw_rectangle(struct blitter_context *blitter,
+ unsigned x1, unsigned y1,
+ unsigned x2, unsigned y2,
+ float depth,
+ enum blitter_attrib_type type,
+ const float attrib[4])
+{
+ struct r300_context *r300 = r300_context(util_blitter_get_pipe(blitter));
+ unsigned last_sprite_coord_enable = r300->sprite_coord_enable;
+ unsigned width = x2 - x1;
+ unsigned height = y2 - y1;
+ unsigned vertex_size =
+ type == UTIL_BLITTER_ATTRIB_COLOR || !r300->draw ? 8 : 4;
+ unsigned dwords = 13 + vertex_size +
+ (type == UTIL_BLITTER_ATTRIB_TEXCOORD ? 7 : 0);
+ const float zeros[4] = {0, 0, 0, 0};
+ CS_LOCALS(r300);
+
+ if (type == UTIL_BLITTER_ATTRIB_TEXCOORD)
+ r300->sprite_coord_enable = 1;
+
+ r300_update_derived_state(r300);
+
+ /* Mark some states we don't care about as non-dirty. */
+ r300->clip_state.dirty = FALSE;
+ r300->viewport_state.dirty = FALSE;
+
+ r300_prepare_for_rendering(r300, PREP_FIRST_DRAW, NULL, dwords, 0, 0);
+
+ DBG(r300, DBG_DRAW, "r300: draw_rectangle\n");
+
+ BEGIN_CS(dwords);
+ /* Set up GA. */
+ OUT_CS_REG(R300_GA_POINT_SIZE, (height * 6) | ((width * 6) << 16));
+
+ if (type == UTIL_BLITTER_ATTRIB_TEXCOORD) {
+ /* Set up the GA to generate texcoords. */
+ OUT_CS_REG(R300_GB_ENABLE, R300_GB_POINT_STUFF_ENABLE |
+ (R300_GB_TEX_STR << R300_GB_TEX0_SOURCE_SHIFT));
+ OUT_CS_REG_SEQ(R300_GA_POINT_S0, 4);
+ OUT_CS_32F(attrib[0]);
+ OUT_CS_32F(attrib[3]);
+ OUT_CS_32F(attrib[2]);
+ OUT_CS_32F(attrib[1]);
+ }
+
+ /* Set up VAP controls. */
+ OUT_CS_REG(R300_VAP_CLIP_CNTL, R300_CLIP_DISABLE);
+ OUT_CS_REG(R300_VAP_VTE_CNTL, R300_VTX_XY_FMT | R300_VTX_Z_FMT);
+ OUT_CS_REG(R300_VAP_VTX_SIZE, vertex_size);
+ OUT_CS_REG_SEQ(R300_VAP_VF_MAX_VTX_INDX, 2);
+ OUT_CS(1);
+ OUT_CS(0);
+
+ /* Draw. */
+ OUT_CS_PKT3(R300_PACKET3_3D_DRAW_IMMD_2, vertex_size);
+ OUT_CS(R300_VAP_VF_CNTL__PRIM_WALK_VERTEX_EMBEDDED | (1 << 16) |
+ R300_VAP_VF_CNTL__PRIM_POINTS);
+
+ OUT_CS_32F(x1 + width * 0.5f);
+ OUT_CS_32F(y1 + height * 0.5f);
+ OUT_CS_32F(depth);
+ OUT_CS_32F(1);
+
+ if (vertex_size == 8) {
+ if (!attrib)
+ attrib = zeros;
+ OUT_CS_TABLE(attrib, 4);
+ }
+ END_CS;
+
+ /* Restore the state. */
+ r300->clip_state.dirty = TRUE;
+ r300->rs_state.dirty = TRUE;
+ r300->viewport_state.dirty = TRUE;
+
+ r300->sprite_coord_enable = last_sprite_coord_enable;
+}
+
static void r300_resource_resolve(struct pipe_context* pipe,
struct pipe_resource* dest,
struct pipe_subresource subdest,
void r300_init_render_functions(struct r300_context *r300)
{
- /* Set generic functions. */
- r300->context.draw_elements = r300_draw_elements;
-
/* Set draw functions based on presence of HW TCL. */
if (r300->screen->caps.has_tcl) {
- r300->context.draw_arrays = r300_draw_arrays;
- r300->context.draw_range_elements = r300_draw_range_elements;
+ r300->context.draw_vbo = r300_draw_vbo;
} else {
- r300->context.draw_arrays = r300_swtcl_draw_arrays;
- r300->context.draw_range_elements = r300_swtcl_draw_range_elements;
+ r300->context.draw_vbo = r300_swtcl_draw_vbo;
}
r300->context.resource_resolve = r300_resource_resolve;
+ r300->blitter->draw_rectangle = r300_blitter_draw_rectangle;
/* Plug in the two-sided stencil reference value fallback if needed. */
if (!r300->screen->caps.is_r500)