/**************************************************************************
*
- * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
struct softpipe_context *softpipe;
struct setup_context *setup;
- uint prim;
+ enum pipe_prim_type prim;
uint vertex_size;
uint nr_vertices;
uint vertex_buffer_size;
}
-
-
-
-
-
+/** This tells the draw module about our desired vertex layout */
static const struct vertex_info *
sp_vbuf_get_vertex_info(struct vbuf_render *vbr)
{
return cvbr->vertex_buffer != NULL;
}
+
static void
sp_vbuf_release_vertices(struct vbuf_render *vbr)
{
/* keep the old allocation for next time */
}
+
static void *
sp_vbuf_map_vertices(struct vbuf_render *vbr)
{
return cvbr->vertex_buffer;
}
+
static void
sp_vbuf_unmap_vertices(struct vbuf_render *vbr,
ushort min_index,
}
-static boolean
-sp_vbuf_set_primitive(struct vbuf_render *vbr, unsigned prim)
+static void
+sp_vbuf_set_primitive(struct vbuf_render *vbr, enum pipe_prim_type prim)
{
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
struct setup_context *setup_ctx = cvbr->setup;
cvbr->softpipe->reduced_prim = u_reduced_prim(prim);
cvbr->prim = prim;
- return TRUE;
-
}
-static INLINE cptrf4 get_vert( const void *vertex_buffer,
+static inline cptrf4 get_vert( const void *vertex_buffer,
int index,
int stride )
{
* draw elements / indexed primitives
*/
static void
-sp_vbuf_draw(struct vbuf_render *vbr, const ushort *indices, uint nr)
+sp_vbuf_draw_elements(struct vbuf_render *vbr, const ushort *indices, uint nr)
{
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
struct softpipe_context *softpipe = cvbr->softpipe;
- const unsigned stride = softpipe->vertex_info_vbuf.size * sizeof(float);
+ const unsigned stride = softpipe->vertex_info.size * sizeof(float);
const void *vertex_buffer = cvbr->vertex_buffer;
- struct setup_context *setup_ctx = cvbr->setup;
+ struct setup_context *setup = cvbr->setup;
+ const boolean flatshade_first = softpipe->rasterizer->flatshade_first;
unsigned i;
switch (cvbr->prim) {
case PIPE_PRIM_POINTS:
for (i = 0; i < nr; i++) {
- sp_setup_point( setup_ctx,
- get_vert(vertex_buffer, indices[i-0], stride) );
+ sp_setup_point( setup,
+ get_vert(vertex_buffer, indices[i-0], stride) );
}
break;
case PIPE_PRIM_LINES:
for (i = 1; i < nr; i += 2) {
- sp_setup_line( setup_ctx,
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride) );
+ sp_setup_line( setup,
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
}
break;
case PIPE_PRIM_LINE_STRIP:
for (i = 1; i < nr; i ++) {
- sp_setup_line( setup_ctx,
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride) );
+ sp_setup_line( setup,
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
}
break;
case PIPE_PRIM_LINE_LOOP:
for (i = 1; i < nr; i ++) {
- sp_setup_line( setup_ctx,
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride) );
+ sp_setup_line( setup,
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
}
if (nr) {
- sp_setup_line( setup_ctx,
- get_vert(vertex_buffer, indices[nr-1], stride),
- get_vert(vertex_buffer, indices[0], stride) );
+ sp_setup_line( setup,
+ get_vert(vertex_buffer, indices[nr-1], stride),
+ get_vert(vertex_buffer, indices[0], stride) );
}
break;
case PIPE_PRIM_TRIANGLES:
- if (softpipe->rasterizer->flatshade_first) {
- for (i = 2; i < nr; i += 3) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride),
- get_vert(vertex_buffer, indices[i-2], stride) );
- }
- }
- else {
- for (i = 2; i < nr; i += 3) {
- sp_setup_tri( setup_ctx,
+ for (i = 2; i < nr; i += 3) {
+ sp_setup_tri( setup,
get_vert(vertex_buffer, indices[i-2], stride),
get_vert(vertex_buffer, indices[i-1], stride),
get_vert(vertex_buffer, indices[i-0], stride) );
- }
}
break;
case PIPE_PRIM_TRIANGLE_STRIP:
- if (softpipe->rasterizer->flatshade_first) {
+ if (flatshade_first) {
for (i = 2; i < nr; i += 1) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i+(i&1)-1], stride),
- get_vert(vertex_buffer, indices[i-(i&1)], stride),
- get_vert(vertex_buffer, indices[i-2], stride) );
+ /* emit first triangle vertex as first triangle vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i+(i&1)-1], stride),
+ get_vert(vertex_buffer, indices[i-(i&1)], stride) );
+
}
}
else {
for (i = 2; i < nr; i += 1) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i+(i&1)-2], stride),
- get_vert(vertex_buffer, indices[i-(i&1)-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride) );
+ /* emit last triangle vertex as last triangle vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i+(i&1)-2], stride),
+ get_vert(vertex_buffer, indices[i-(i&1)-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
}
}
break;
case PIPE_PRIM_TRIANGLE_FAN:
- if (softpipe->rasterizer->flatshade_first) {
+ if (flatshade_first) {
for (i = 2; i < nr; i += 1) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-0], stride),
- get_vert(vertex_buffer, indices[0], stride),
- get_vert(vertex_buffer, indices[i-1], stride) );
+ /* emit first non-spoke vertex as first vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[0], stride) );
}
}
else {
for (i = 2; i < nr; i += 1) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[0], stride),
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride) );
+ /* emit last non-spoke vertex as last vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[0], stride),
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
}
}
break;
case PIPE_PRIM_QUADS:
- if (softpipe->rasterizer->flatshade_first) {
+ /* GL quads don't follow provoking vertex convention */
+ if (flatshade_first) {
+ /* emit last quad vertex as first triangle vertex */
for (i = 3; i < nr; i += 4) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-2], stride),
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-3], stride) );
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride),
- get_vert(vertex_buffer, indices[i-3], stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[i-3], stride),
+ get_vert(vertex_buffer, indices[i-2], stride) );
+
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-1], stride) );
}
}
else {
+ /* emit last quad vertex as last triangle vertex */
for (i = 3; i < nr; i += 4) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-3], stride),
- get_vert(vertex_buffer, indices[i-2], stride),
- get_vert(vertex_buffer, indices[i-0], stride) );
-
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-2], stride),
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-0], stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-3], stride),
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
}
}
break;
case PIPE_PRIM_QUAD_STRIP:
- if (softpipe->rasterizer->flatshade_first) {
+ /* GL quad strips don't follow provoking vertex convention */
+ if (flatshade_first) {
+ /* emit last quad vertex as first triangle vertex */
for (i = 3; i < nr; i += 2) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-0], stride),
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-3], stride));
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-2], stride),
- get_vert(vertex_buffer, indices[i-0], stride),
- get_vert(vertex_buffer, indices[i-3], stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[i-3], stride),
+ get_vert(vertex_buffer, indices[i-2], stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-3], stride) );
}
}
else {
+ /* emit last quad vertex as last triangle vertex */
for (i = 3; i < nr; i += 2) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-3], stride),
- get_vert(vertex_buffer, indices[i-2], stride),
- get_vert(vertex_buffer, indices[i-0], stride) );
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[i-3], stride),
- get_vert(vertex_buffer, indices[i-0], stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-3], stride),
+ get_vert(vertex_buffer, indices[i-2], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-3], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
}
}
break;
case PIPE_PRIM_POLYGON:
/* Almost same as tri fan but the _first_ vertex specifies the flat
- * shading color. Note that the first polygon vertex is passed as
- * the last triangle vertex here.
- * flatshade_first state makes no difference.
+ * shading color.
*/
- for (i = 2; i < nr; i += 1) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, indices[i-0], stride),
- get_vert(vertex_buffer, indices[i-1], stride),
- get_vert(vertex_buffer, indices[0], stride) );
+ if (flatshade_first) {
+ /* emit first polygon vertex as first triangle vertex */
+ for (i = 2; i < nr; i += 1) {
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[0], stride),
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride) );
+ }
+ }
+ else {
+ /* emit first polygon vertex as last triangle vertex */
+ for (i = 2; i < nr; i += 1) {
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, indices[i-1], stride),
+ get_vert(vertex_buffer, indices[i-0], stride),
+ get_vert(vertex_buffer, indices[0], stride) );
+ }
}
break;
{
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
struct softpipe_context *softpipe = cvbr->softpipe;
- struct setup_context *setup_ctx = cvbr->setup;
- const unsigned stride = softpipe->vertex_info_vbuf.size * sizeof(float);
+ struct setup_context *setup = cvbr->setup;
+ const unsigned stride = softpipe->vertex_info.size * sizeof(float);
const void *vertex_buffer =
(void *) get_vert(cvbr->vertex_buffer, start, stride);
+ const boolean flatshade_first = softpipe->rasterizer->flatshade_first;
unsigned i;
switch (cvbr->prim) {
case PIPE_PRIM_POINTS:
for (i = 0; i < nr; i++) {
- sp_setup_point( setup_ctx,
- get_vert(vertex_buffer, i-0, stride) );
+ sp_setup_point( setup,
+ get_vert(vertex_buffer, i-0, stride) );
}
break;
case PIPE_PRIM_LINES:
for (i = 1; i < nr; i += 2) {
- sp_setup_line( setup_ctx,
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride) );
+ sp_setup_line( setup,
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ }
+ break;
+
+ case PIPE_PRIM_LINES_ADJACENCY:
+ for (i = 3; i < nr; i += 4) {
+ sp_setup_line( setup,
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-1, stride) );
}
break;
case PIPE_PRIM_LINE_STRIP:
for (i = 1; i < nr; i ++) {
- sp_setup_line( setup_ctx,
+ sp_setup_line( setup,
get_vert(vertex_buffer, i-1, stride),
get_vert(vertex_buffer, i-0, stride) );
}
break;
+ case PIPE_PRIM_LINE_STRIP_ADJACENCY:
+ for (i = 3; i < nr; i++) {
+ sp_setup_line( setup,
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-1, stride) );
+ }
+ break;
+
case PIPE_PRIM_LINE_LOOP:
for (i = 1; i < nr; i ++) {
- sp_setup_line( setup_ctx,
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride) );
+ sp_setup_line( setup,
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
}
if (nr) {
- sp_setup_line( setup_ctx,
- get_vert(vertex_buffer, nr-1, stride),
- get_vert(vertex_buffer, 0, stride) );
+ sp_setup_line( setup,
+ get_vert(vertex_buffer, nr-1, stride),
+ get_vert(vertex_buffer, 0, stride) );
}
break;
case PIPE_PRIM_TRIANGLES:
- if (softpipe->rasterizer->flatshade_first) {
- for (i = 2; i < nr; i += 3) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride),
- get_vert(vertex_buffer, i-2, stride) );
- }
- }
- else {
- for (i = 2; i < nr; i += 3) {
- sp_setup_tri( setup_ctx,
+ for (i = 2; i < nr; i += 3) {
+ sp_setup_tri( setup,
get_vert(vertex_buffer, i-2, stride),
get_vert(vertex_buffer, i-1, stride),
get_vert(vertex_buffer, i-0, stride) );
- }
+ }
+ break;
+
+ case PIPE_PRIM_TRIANGLES_ADJACENCY:
+ for (i = 5; i < nr; i += 6) {
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-5, stride),
+ get_vert(vertex_buffer, i-3, stride),
+ get_vert(vertex_buffer, i-1, stride) );
}
break;
case PIPE_PRIM_TRIANGLE_STRIP:
- if (softpipe->rasterizer->flatshade_first) {
+ if (flatshade_first) {
for (i = 2; i < nr; i++) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i+(i&1)-1, stride),
- get_vert(vertex_buffer, i-(i&1), stride),
- get_vert(vertex_buffer, i-2, stride) );
+ /* emit first triangle vertex as first triangle vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i+(i&1)-1, stride),
+ get_vert(vertex_buffer, i-(i&1), stride) );
}
}
else {
for (i = 2; i < nr; i++) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i+(i&1)-2, stride),
- get_vert(vertex_buffer, i-(i&1)-1, stride),
- get_vert(vertex_buffer, i-0, stride) );
+ /* emit last triangle vertex as last triangle vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i+(i&1)-2, stride),
+ get_vert(vertex_buffer, i-(i&1)-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ }
+ }
+ break;
+
+ case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY:
+ if (flatshade_first) {
+ for (i = 5; i < nr; i += 2) {
+ /* emit first triangle vertex as first triangle vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-5, stride),
+ get_vert(vertex_buffer, i+(i&1)*2-3, stride),
+ get_vert(vertex_buffer, i-(i&1)*2-1, stride) );
+ }
+ }
+ else {
+ for (i = 5; i < nr; i += 2) {
+ /* emit last triangle vertex as last triangle vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i+(i&1)*2-5, stride),
+ get_vert(vertex_buffer, i-(i&1)*2-3, stride),
+ get_vert(vertex_buffer, i-1, stride) );
}
}
break;
case PIPE_PRIM_TRIANGLE_FAN:
- if (softpipe->rasterizer->flatshade_first) {
+ if (flatshade_first) {
for (i = 2; i < nr; i += 1) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-0, stride),
- get_vert(vertex_buffer, 0, stride),
- get_vert(vertex_buffer, i-1, stride) );
+ /* emit first non-spoke vertex as first vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, 0, stride) );
}
}
else {
for (i = 2; i < nr; i += 1) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, 0, stride),
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride) );
+ /* emit last non-spoke vertex as last vertex */
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, 0, stride),
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
}
}
break;
case PIPE_PRIM_QUADS:
- if (softpipe->rasterizer->flatshade_first) {
+ /* GL quads don't follow provoking vertex convention */
+ if (flatshade_first) {
+ /* emit last quad vertex as first triangle vertex */
for (i = 3; i < nr; i += 4) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-2, stride),
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-3, stride) );
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride),
- get_vert(vertex_buffer, i-3, stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, i-3, stride),
+ get_vert(vertex_buffer, i-2, stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-1, stride) );
}
}
else {
+ /* emit last quad vertex as last triangle vertex */
for (i = 3; i < nr; i += 4) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-3, stride),
- get_vert(vertex_buffer, i-2, stride),
- get_vert(vertex_buffer, i-0, stride) );
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-2, stride),
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-3, stride),
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
}
}
break;
case PIPE_PRIM_QUAD_STRIP:
- if (softpipe->rasterizer->flatshade_first) {
+ /* GL quad strips don't follow provoking vertex convention */
+ if (flatshade_first) {
+ /* emit last quad vertex as first triangle vertex */
for (i = 3; i < nr; i += 2) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-0, stride),
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-3, stride) );
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-2, stride),
- get_vert(vertex_buffer, i-0, stride),
- get_vert(vertex_buffer, i-3, stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, i-3, stride),
+ get_vert(vertex_buffer, i-2, stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-3, stride) );
}
}
else {
+ /* emit last quad vertex as last triangle vertex */
for (i = 3; i < nr; i += 2) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-3, stride),
- get_vert(vertex_buffer, i-2, stride),
- get_vert(vertex_buffer, i-0, stride) );
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-3, stride),
- get_vert(vertex_buffer, i-0, stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-3, stride),
+ get_vert(vertex_buffer, i-2, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-3, stride),
+ get_vert(vertex_buffer, i-0, stride) );
}
}
break;
case PIPE_PRIM_POLYGON:
/* Almost same as tri fan but the _first_ vertex specifies the flat
- * shading color. Note that the first polygon vertex is passed as
- * the last triangle vertex here.
- * flatshade_first state makes no difference.
+ * shading color.
*/
- for (i = 2; i < nr; i += 1) {
- sp_setup_tri( setup_ctx,
- get_vert(vertex_buffer, i-1, stride),
- get_vert(vertex_buffer, i-0, stride),
- get_vert(vertex_buffer, 0, stride) );
+ if (flatshade_first) {
+ /* emit first polygon vertex as first triangle vertex */
+ for (i = 2; i < nr; i += 1) {
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, 0, stride),
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride) );
+ }
+ }
+ else {
+ /* emit first polygon vertex as last triangle vertex */
+ for (i = 2; i < nr; i += 1) {
+ sp_setup_tri( setup,
+ get_vert(vertex_buffer, i-1, stride),
+ get_vert(vertex_buffer, i-0, stride),
+ get_vert(vertex_buffer, 0, stride) );
+ }
}
break;
}
}
+/*
+ * FIXME: it is unclear if primitives_storage_needed (which is generally
+ * the same as pipe query num_primitives_generated) should increase
+ * if SO is disabled for d3d10, but for GL we definitely need to
+ * increase num_primitives_generated and this is only called for active
+ * SO. If it must not increase for d3d10 need to disambiguate the counters
+ * in the driver and do some work for getting correct values, if it should
+ * increase too should call this from outside streamout code.
+ */
+static void
+sp_vbuf_so_info(struct vbuf_render *vbr, uint primitives, uint prim_generated)
+{
+ struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
+ struct softpipe_context *softpipe = cvbr->softpipe;
+
+ softpipe->so_stats.num_primitives_written += primitives;
+ softpipe->so_stats.primitives_storage_needed += prim_generated;
+}
+
+static void
+sp_vbuf_pipeline_statistics(
+ struct vbuf_render *vbr,
+ const struct pipe_query_data_pipeline_statistics *stats)
+{
+ struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
+ struct softpipe_context *softpipe = cvbr->softpipe;
+
+ softpipe->pipeline_statistics.ia_vertices +=
+ stats->ia_vertices;
+ softpipe->pipeline_statistics.ia_primitives +=
+ stats->ia_primitives;
+ softpipe->pipeline_statistics.vs_invocations +=
+ stats->vs_invocations;
+ softpipe->pipeline_statistics.gs_invocations +=
+ stats->gs_invocations;
+ softpipe->pipeline_statistics.gs_primitives +=
+ stats->gs_primitives;
+ softpipe->pipeline_statistics.c_invocations +=
+ stats->c_invocations;
+}
static void
sp_vbuf_destroy(struct vbuf_render *vbr)
{
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
- align_free(cvbr->vertex_buffer);
+ if (cvbr->vertex_buffer)
+ align_free(cvbr->vertex_buffer);
sp_setup_destroy_context(cvbr->setup);
FREE(cvbr);
}
cvbr->base.map_vertices = sp_vbuf_map_vertices;
cvbr->base.unmap_vertices = sp_vbuf_unmap_vertices;
cvbr->base.set_primitive = sp_vbuf_set_primitive;
- cvbr->base.draw = sp_vbuf_draw;
+ cvbr->base.draw_elements = sp_vbuf_draw_elements;
cvbr->base.draw_arrays = sp_vbuf_draw_arrays;
cvbr->base.release_vertices = sp_vbuf_release_vertices;
+ cvbr->base.set_stream_output_info = sp_vbuf_so_info;
+ cvbr->base.pipeline_statistics = sp_vbuf_pipeline_statistics;
cvbr->base.destroy = sp_vbuf_destroy;
cvbr->softpipe = sp;