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path: root/src/gallium/drivers/r300/r300_render.c
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Diffstat (limited to 'src/gallium/drivers/r300/r300_render.c')
-rw-r--r--src/gallium/drivers/r300/r300_render.c196
1 files changed, 81 insertions, 115 deletions
diff --git a/src/gallium/drivers/r300/r300_render.c b/src/gallium/drivers/r300/r300_render.c
index bae02135da..86b11ca045 100644
--- a/src/gallium/drivers/r300/r300_render.c
+++ b/src/gallium/drivers/r300/r300_render.c
@@ -186,20 +186,14 @@ enum r300_prepare_flags {
* \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;
@@ -221,11 +215,7 @@ static void r300_prepare_for_rendering(struct r300_context *r300,
cs_dwords += 7; /* emit_aos_swtcl */
}
- /* Emitted in flush. */
- end_dwords += 26; /* emit_query_end */
- end_dwords += r300->hyperz_state.size; /* emit_hyperz_end */
-
- cs_dwords += end_dwords;
+ cs_dwords += r300_get_num_cs_end_dwords(r300);
/* Reserve requested CS space. */
if (cs_dwords > (r300->cs->ndw - r300->cs->cdw)) {
@@ -250,9 +240,6 @@ static void r300_prepare_for_rendering(struct r300_context *r300,
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,
@@ -353,7 +340,7 @@ static void r300_emit_draw_arrays_immediate(struct r300_context *r300,
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(dwords);
OUT_CS_REG(R300_GA_COLOR_CONTROL,
@@ -533,7 +520,7 @@ static void r300_draw_range_elements(struct pipe_context* pipe,
/* 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);
if (alt_num_verts || count <= 65535) {
r300_emit_draw_elements(r300, indexBuffer, indexSize,
@@ -552,7 +539,7 @@ static void r300_draw_range_elements(struct pipe_context* pipe,
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);
}
@@ -566,19 +553,6 @@ static void r300_draw_range_elements(struct pipe_context* pipe,
}
}
-/* 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)
{
@@ -610,7 +584,7 @@ static void r300_draw_arrays(struct pipe_context* pipe, unsigned mode,
} 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);
@@ -626,7 +600,7 @@ static void r300_draw_arrays(struct pipe_context* pipe, unsigned mode,
if (count) {
r300_prepare_for_rendering(r300,
PREP_VALIDATE_VBOS | PREP_EMIT_AOS, NULL, 9,
- start, 0, NULL);
+ start, 0);
}
} while (count);
}
@@ -638,111 +612,104 @@ static void r300_draw_arrays(struct pipe_context* pipe, unsigned mode,
}
}
-/****************************************************************************
- * 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);
+ }
}
- indices = pipe_buffer_map(pipe, indexBuffer,
- PIPE_TRANSFER_READ, &ib_transfer);
- draw_set_mapped_element_buffer_range(r300->draw, indexSize, indexBias,
- minIndex, maxIndex, indices);
+ if (info->indexed && r300->index_buffer.buffer) {
+ indices = pipe_buffer_map(pipe, r300->index_buffer.buffer,
+ PIPE_TRANSFER_READ, &ib_transfer);
+ if (indices)
+ indices = (void *) ((char *) indices + r300->index_buffer.offset);
+ }
- draw_arrays(r300->draw, mode, start, count);
+ draw_set_mapped_element_buffer_range(r300->draw, (indices) ?
+ r300->index_buffer.index_size : 0,
+ info->index_bias,
+ info->min_index,
+ info->max_index,
+ indices);
+
+ draw_arrays(r300->draw, info->mode, info->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);
+ 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_element_buffer_range(r300->draw, 0, 0, info->start,
+ info->start + count - 1, NULL);
+ }
}
/* Object for rendering using Draw. */
@@ -820,6 +787,8 @@ static void* r300_render_map_vertices(struct vbuf_render* render)
PIPE_TRANSFER_WRITE,
&r300render->vbo_transfer);
+ assert(r300render->vbo_ptr);
+
return ((uint8_t*)r300render->vbo_ptr + r300render->vbo_offset);
}
@@ -872,7 +841,7 @@ static void r300_render_draw_arrays(struct vbuf_render* render,
(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: render_draw_arrays (count: %d)\n", count);
@@ -925,7 +894,8 @@ static void r300_render_draw_elements(struct vbuf_render* render,
* 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->cs->ndw - r300->cs->cdw;
@@ -955,7 +925,8 @@ static void r300_render_draw_elements(struct vbuf_render* render,
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);
}
}
}
@@ -1049,7 +1020,7 @@ static void r300_blitter_draw_rectangle(struct blitter_context *blitter,
r300->clip_state.dirty = FALSE;
r300->viewport_state.dirty = FALSE;
- 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);
DBG(r300, DBG_DRAW, "r300: draw_rectangle\n");
@@ -1141,16 +1112,11 @@ static void r300_resource_resolve(struct pipe_context* pipe,
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;
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-19 02:29:10 +0000