summaryrefslogtreecommitdiffstats
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/gallium/auxiliary/draw/draw_gs.c24
-rw-r--r--src/gallium/auxiliary/draw/draw_gs_tmp.h8
2 files changed, 31 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/draw/draw_gs.c b/src/gallium/auxiliary/draw/draw_gs.c
index 79b0a729bc0..881d8fc93ba 100644
--- a/src/gallium/auxiliary/draw/draw_gs.c
+++ b/src/gallium/auxiliary/draw/draw_gs.c
@@ -336,7 +336,6 @@ static void gs_line_adj(struct draw_geometry_shader *shader,
gs_flush(shader, 1);
}
-
static void gs_tri(struct draw_geometry_shader *shader,
int i0, int i1, int i2)
{
@@ -352,7 +351,27 @@ static void gs_tri(struct draw_geometry_shader *shader,
gs_flush(shader, 1);
}
+static void gs_tri_adj(struct draw_geometry_shader *shader,
+ int i0, int i1, int i2,
+ int i3, int i4, int i5)
+{
+ unsigned indices[6];
+
+ indices[0] = i0;
+ indices[1] = i1;
+ indices[2] = i2;
+ indices[3] = i3;
+ indices[4] = i4;
+ indices[5] = i5;
+
+ draw_fetch_gs_input(shader, indices, 6, 0);
+ ++shader->in_prim_idx;
+
+ gs_flush(shader, 1);
+}
+
#define TRIANGLE(gs,i0,i1,i2) gs_tri(gs,i0,i1,i2)
+#define TRI_ADJ(gs,i0,i1,i2,i3,i4,i5) gs_tri_adj(gs,i0,i1,i2,i3,i4,i5)
#define LINE(gs,i0,i1) gs_line(gs,i0,i1)
#define LINE_ADJ(gs,i0,i1,i2,i3) gs_line_adj(gs,i0,i1,i2,i3)
#define POINT(gs,i0) gs_point(gs,i0)
@@ -362,6 +381,9 @@ static void gs_tri(struct draw_geometry_shader *shader,
#define TRIANGLE(gs,i0,i1,i2) gs_tri(gs,elts[i0],elts[i1],elts[i2])
+#define TRI_ADJ(gs,i0,i1,i2,i3,i4,i5) \
+ gs_tri_adj(gs,elts[i0],elts[i1],elts[i2],elts[i3], \
+ elts[i4],elts[i5])
#define LINE(gs,i0,i1) gs_line(gs,elts[i0],elts[i1])
#define LINE_ADJ(gs,i0,i1,i2,i3) gs_line_adj(gs,elts[i0], \
elts[i1], \
diff --git a/src/gallium/auxiliary/draw/draw_gs_tmp.h b/src/gallium/auxiliary/draw/draw_gs_tmp.h
index e906f08aeb8..ff83cebb45a 100644
--- a/src/gallium/auxiliary/draw/draw_gs_tmp.h
+++ b/src/gallium/auxiliary/draw/draw_gs_tmp.h
@@ -118,6 +118,13 @@ static void FUNC( struct draw_geometry_shader *shader,
}
break;
+ case PIPE_PRIM_TRIANGLES_ADJACENCY:
+ for (i = 0; i+5 < count; i += 5) {
+ TRI_ADJ( shader, i + 0, i + 1, i + 2,
+ i + 3, i + 4, i + 5);
+ }
+ break;
+
default:
debug_assert(!"Unsupported primitive in geometry shader");
break;
@@ -126,6 +133,7 @@ static void FUNC( struct draw_geometry_shader *shader,
#undef TRIANGLE
+#undef TRI_ADJ
#undef POINT
#undef LINE
#undef LINE_ADJ