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svga: Remove redundant svga_draw_range_elements.

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That is, implement draw_vbo directly.  As a result,
svga_swtnl_draw_range_elements is also replaced by svga_swtnl_draw_vbo.

This commit should not have any functional change.
This commit is contained in:
Chia-I Wu
2010-08-01 14:27:56 +08:00
parent 4f024e0f64
commit 94e8d4171d
3 changed files with 45 additions and 87 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/gallium/drivers/svga/svga_pipe_draw.c
+24 -58
View File
@@ -146,23 +146,15 @@ retry:
}
static void
svga_draw_range_elements( struct pipe_context *pipe,
struct pipe_resource *index_buffer,
unsigned index_size,
int index_bias,
unsigned min_index,
unsigned max_index,
unsigned prim, unsigned start, unsigned count)
svga_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
{
struct svga_context *svga = svga_context( pipe );
unsigned reduced_prim = u_reduced_prim(prim);
unsigned reduced_prim = u_reduced_prim( info->mode );
unsigned count = info->count;
enum pipe_error ret = 0;
if (!u_trim_pipe_prim( prim, &count ))
if (!u_trim_pipe_prim( info->mode, &count ))
return;
/*
@@ -187,34 +179,32 @@ svga_draw_range_elements( struct pipe_context *pipe,
return;
#endif
if (svga->state.sw.need_swtnl)
{
ret = svga_swtnl_draw_range_elements( svga,
index_buffer,
index_size,
index_bias,
min_index, max_index,
prim,
start, count );
if (svga->state.sw.need_swtnl) {
ret = svga_swtnl_draw_vbo( svga, info );
}
else {
if (index_buffer) {
if (info->indexed && svga->curr.ib.buffer) {
unsigned offset;
assert(svga->curr.ib.offset % svga->curr.ib.index_size == 0);
offset = svga->curr.ib.offset / svga->curr.ib.index_size;
ret = retry_draw_range_elements( svga,
index_buffer,
index_size,
index_bias,
min_index,
max_index,
prim,
start,
count,
svga->curr.ib.buffer,
svga->curr.ib.index_size,
info->index_bias,
info->min_index,
info->max_index,
info->mode,
info->start + offset,
info->count,
TRUE );
}
else {
ret = retry_draw_arrays( svga,
prim,
start,
count,
ret = retry_draw_arrays( svga,
info->mode,
info->start,
info->count,
TRUE );
}
}
@@ -226,30 +216,6 @@ svga_draw_range_elements( struct pipe_context *pipe,
}
static void
svga_draw_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
{
struct svga_context *svga = svga_context(pipe);
if (info->indexed && svga->curr.ib.buffer) {
unsigned offset;
assert(svga->curr.ib.offset % svga->curr.ib.index_size == 0);
offset = svga->curr.ib.offset / svga->curr.ib.index_size;
svga_draw_range_elements(pipe, svga->curr.ib.buffer,
svga->curr.ib.index_size, info->index_bias,
info->min_index, info->max_index,
info->mode, info->start + offset, info->count);
}
else {
svga_draw_range_elements(pipe, NULL, 0, 0,
info->min_index, info->max_index,
info->mode, info->start, info->count);
}
}
void svga_init_draw_functions( struct svga_context *svga )
{
svga->pipe.draw_vbo = svga_draw_vbo;
src/gallium/drivers/svga/svga_swtnl.h
+2 -9
View File
@@ -38,15 +38,8 @@ void svga_destroy_swtnl( struct svga_context *svga );
enum pipe_error
svga_swtnl_draw_range_elements(struct svga_context *svga,
struct pipe_resource *indexBuffer,
unsigned indexSize,
int indexBias,
unsigned min_index,
unsigned max_index,
unsigned prim,
unsigned start,
unsigned count);
svga_swtnl_draw_vbo(struct svga_context *svga,
const struct pipe_draw_info *info);
#endif
src/gallium/drivers/svga/svga_swtnl_draw.c
+19 -20
View File
@@ -36,13 +36,8 @@
enum pipe_error
svga_swtnl_draw_range_elements(struct svga_context *svga,
struct pipe_resource *indexBuffer,
unsigned indexSize,
int indexBias,
unsigned min_index,
unsigned max_index,
unsigned prim, unsigned start, unsigned count)
svga_swtnl_draw_vbo(struct svga_context *svga,
const struct pipe_draw_info *info)
{
struct pipe_transfer *vb_transfer[PIPE_MAX_ATTRIBS];
struct pipe_transfer *ib_transfer = NULL;
@@ -77,18 +72,22 @@ svga_swtnl_draw_range_elements(struct svga_context *svga,
}
/* Map index buffer, if present */
if (indexBuffer) {
map = pipe_buffer_map(&svga->pipe, indexBuffer,
map = NULL;
if (info->indexed && svga->curr.ib.buffer) {
map = pipe_buffer_map(&svga->pipe, svga->curr.ib.buffer,
PIPE_TRANSFER_READ,
&ib_transfer);
draw_set_mapped_element_buffer_range(draw,
indexSize, indexBias,
min_index,
max_index,
map);
&ib_transfer);
if (map)
map = (const void *) ((const char *) map + svga->curr.ib.offset);
}
draw_set_mapped_element_buffer_range(draw, (map) ?
svga->curr.ib.index_size : 0,
info->index_bias,
info->min_index,
info->max_index,
map);
if (svga->curr.cb[PIPE_SHADER_VERTEX]) {
map = pipe_buffer_map(&svga->pipe,
svga->curr.cb[PIPE_SHADER_VERTEX],
@@ -101,7 +100,7 @@ svga_swtnl_draw_range_elements(struct svga_context *svga,
svga->curr.cb[PIPE_SHADER_VERTEX]->width0);
}
draw_arrays(svga->swtnl.draw, prim, start, count);
draw_arrays(draw, info->mode, info->start, info->count);
draw_flush(svga->swtnl.draw);
@@ -117,8 +116,8 @@ svga_swtnl_draw_range_elements(struct svga_context *svga,
draw_set_mapped_vertex_buffer(draw, i, NULL);
}
if (indexBuffer) {
pipe_buffer_unmap(&svga->pipe, indexBuffer, ib_transfer);
if (ib_transfer) {
pipe_buffer_unmap(&svga->pipe, svga->curr.ib.buffer, ib_transfer);
draw_set_mapped_element_buffer(draw, 0, 0, NULL);
}