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authorMarek Olšák <[email protected]>2014-03-04 01:45:48 +0100
committerMarek Olšák <[email protected]>2014-03-15 17:47:36 +0100
commit8199d149edd21d74ff70bed652e50d176136aab6 (patch)
treef601874995048ed408fb8f7d688156fd3ff96c9a /src/mesa
parent4e634c524024fa05d9ea2047497cd065c905bcdf (diff)
st/mesa: remove _NEW_POLYGON dependency from vertex shader
We can just check the polygon mode when updating the edge flag state. Also, we can just flag ST_NEW_VERTEX_PROGRAM directly, which makes ST_NEW_EDGEFLAGS_DATA useless.
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/state_tracker/st_atom.c12
-rw-r--r--src/mesa/state_tracker/st_atom_shader.c9
-rw-r--r--src/mesa/state_tracker/st_context.h2
3 files changed, 12 insertions, 11 deletions
diff --git a/src/mesa/state_tracker/st_atom.c b/src/mesa/state_tracker/st_atom.c
index 00149f8ab77..99e9df26b47 100644
--- a/src/mesa/state_tracker/st_atom.c
+++ b/src/mesa/state_tracker/st_atom.c
@@ -132,18 +132,22 @@ static void check_program_state( struct st_context *st )
static void check_attrib_edgeflag(struct st_context *st)
{
const struct gl_client_array **arrays = st->ctx->Array._DrawArrays;
- GLboolean vertdata_edgeflags, edgeflag_culls_prims;
+ GLboolean vertdata_edgeflags, edgeflag_culls_prims, edgeflags_enabled;
if (!arrays)
return;
- vertdata_edgeflags = arrays[VERT_ATTRIB_EDGEFLAG]->StrideB != 0;
+ edgeflags_enabled = st->ctx->Polygon.FrontMode != GL_FILL ||
+ st->ctx->Polygon.BackMode != GL_FILL;
+
+ vertdata_edgeflags = edgeflags_enabled &&
+ arrays[VERT_ATTRIB_EDGEFLAG]->StrideB != 0;
if (vertdata_edgeflags != st->vertdata_edgeflags) {
st->vertdata_edgeflags = vertdata_edgeflags;
- st->dirty.st |= ST_NEW_EDGEFLAGS_DATA;
+ st->dirty.st |= ST_NEW_VERTEX_PROGRAM;
}
- edgeflag_culls_prims = !vertdata_edgeflags &&
+ edgeflag_culls_prims = edgeflags_enabled && !vertdata_edgeflags &&
!st->ctx->Current.Attrib[VERT_ATTRIB_EDGEFLAG][0];
if (edgeflag_culls_prims != st->edgeflag_culls_prims) {
st->edgeflag_culls_prims = edgeflag_culls_prims;
diff --git a/src/mesa/state_tracker/st_atom_shader.c b/src/mesa/state_tracker/st_atom_shader.c
index ba04c1fb73e..67c6157135a 100644
--- a/src/mesa/state_tracker/st_atom_shader.c
+++ b/src/mesa/state_tracker/st_atom_shader.c
@@ -141,11 +141,8 @@ update_vp( struct st_context *st )
* edgeflag semantics, and extend the vertex shader to pass through
* the input to the output. We'll need to use similar logic to set
* up the extra vertex_element input for edgeflags.
- * _NEW_POLYGON, ST_NEW_EDGEFLAGS_DATA
*/
- key.passthrough_edgeflags = (st->vertdata_edgeflags && (
- st->ctx->Polygon.FrontMode != GL_FILL ||
- st->ctx->Polygon.BackMode != GL_FILL));
+ key.passthrough_edgeflags = st->vertdata_edgeflags;
key.clamp_color = st->clamp_vert_color_in_shader &&
st->ctx->Light._ClampVertexColor;
@@ -164,8 +161,8 @@ update_vp( struct st_context *st )
const struct st_tracked_state st_update_vp = {
"st_update_vp", /* name */
{ /* dirty */
- _NEW_POLYGON, /* mesa */
- ST_NEW_VERTEX_PROGRAM | ST_NEW_EDGEFLAGS_DATA /* st */
+ 0, /* mesa */
+ ST_NEW_VERTEX_PROGRAM /* st */
},
update_vp /* update */
};
diff --git a/src/mesa/state_tracker/st_context.h b/src/mesa/state_tracker/st_context.h
index 2957b37bd51..0e00dd4fab6 100644
--- a/src/mesa/state_tracker/st_context.h
+++ b/src/mesa/state_tracker/st_context.h
@@ -47,7 +47,7 @@ struct u_upload_mgr;
#define ST_NEW_FRAGMENT_PROGRAM (1 << 1)
#define ST_NEW_VERTEX_PROGRAM (1 << 2)
#define ST_NEW_FRAMEBUFFER (1 << 3)
-#define ST_NEW_EDGEFLAGS_DATA (1 << 4)
+/* gap, re-use it */
#define ST_NEW_GEOMETRY_PROGRAM (1 << 5)
#define ST_NEW_VERTEX_ARRAYS (1 << 6)
#define ST_NEW_RASTERIZER (1 << 7)