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authorBrian Paul <brianp@vmware.com>2010-02-02 21:16:25 -0700
committerBrian Paul <brianp@vmware.com>2010-02-02 21:16:25 -0700
commit3d5e26ebecd2cce4dd6ad7d479a968e1859e11df (patch)
tree2929e656a020fad9b2fd11df82b84ff58d89aeab /src/gallium
parent5670b44f827fdc3d209e257c3de5673b2534ba96 (diff)
draw: comments and var renaming
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/auxiliary/draw/draw_pipe_aapoint.c23
1 files changed, 13 insertions, 10 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pipe_aapoint.c b/src/gallium/auxiliary/draw/draw_pipe_aapoint.c
index d86717e518..f8b3439951 100644
--- a/src/gallium/auxiliary/draw/draw_pipe_aapoint.c
+++ b/src/gallium/auxiliary/draw/draw_pipe_aapoint.c
@@ -81,16 +81,19 @@ struct aapoint_stage
{
struct draw_stage stage;
- int psize_slot;
+ /** half of pipe_rasterizer_state::point_size */
float radius;
+ /** vertex attrib slot containing point size */
+ int psize_slot;
+
/** this is the vertex attrib slot for the new texcoords */
uint tex_slot;
+
+ /** vertex attrib slot containing position */
uint pos_slot;
- /*
- * Currently bound state
- */
+ /** Currently bound fragment shader */
struct aapoint_fragment_shader *fs;
/*
@@ -575,8 +578,8 @@ aapoint_point(struct draw_stage *stage, struct prim_header *header)
const struct aapoint_stage *aapoint = aapoint_stage(stage);
struct prim_header tri;
struct vertex_header *v[4];
- uint texPos = aapoint->tex_slot;
- uint pos_slot = aapoint->pos_slot;
+ const uint tex_slot = aapoint->tex_slot;
+ const uint pos_slot = aapoint->pos_slot;
float radius, *pos, *tex;
uint i;
float k;
@@ -643,16 +646,16 @@ aapoint_point(struct draw_stage *stage, struct prim_header *header)
pos[1] += radius;
/* new texcoords */
- tex = v[0]->data[texPos];
+ tex = v[0]->data[tex_slot];
ASSIGN_4V(tex, -1, -1, k, 1);
- tex = v[1]->data[texPos];
+ tex = v[1]->data[tex_slot];
ASSIGN_4V(tex, 1, -1, k, 1);
- tex = v[2]->data[texPos];
+ tex = v[2]->data[tex_slot];
ASSIGN_4V(tex, 1, 1, k, 1);
- tex = v[3]->data[texPos];
+ tex = v[3]->data[tex_slot];
ASSIGN_4V(tex, -1, 1, k, 1);
/* emit 2 tris for the quad strip */