From f93332da5655a31b6c44a1079629a15360ff999b Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Thu, 24 Apr 2008 12:38:15 +0100 Subject: draw: handle edgeflags and reset-line-stipple again --- src/gallium/auxiliary/draw/draw_pipe_clip.c | 56 +++++++++++++---------------- 1 file changed, 25 insertions(+), 31 deletions(-) (limited to 'src/gallium/auxiliary/draw/draw_pipe_clip.c') diff --git a/src/gallium/auxiliary/draw/draw_pipe_clip.c b/src/gallium/auxiliary/draw/draw_pipe_clip.c index 21216addea..ce80c94163 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_clip.c +++ b/src/gallium/auxiliary/draw/draw_pipe_clip.c @@ -119,7 +119,7 @@ static void interp( const struct clipper *clip, */ { dst->clipmask = 0; - dst->edgeflag = 0; + dst->edgeflag = 0; /* will get overwritten later */ dst->pad = 0; dst->vertex_id = UNDEFINED_VERTEX_ID; } @@ -162,45 +162,39 @@ static void emit_poly( struct draw_stage *stage, struct prim_header header; unsigned i; + const ushort edge_first = DRAW_PIPE_EDGE_FLAG_2; + const ushort edge_middle = DRAW_PIPE_EDGE_FLAG_0; + const ushort edge_last = DRAW_PIPE_EDGE_FLAG_1; + /* later stages may need the determinant, but only the sign matters */ header.det = origPrim->det; + header.flags = DRAW_PIPE_RESET_STIPPLE | edge_first | edge_middle; + header.pad = 0; - for (i = 2; i < n; i++) { + for (i = 2; i < n; i++, header.flags = 0) { header.v[0] = inlist[i-1]; header.v[1] = inlist[i]; header.v[2] = inlist[0]; /* keep in v[2] for flatshading */ - - { - unsigned tmp1 = header.v[1]->edgeflag; - unsigned tmp2 = header.v[2]->edgeflag; - - if (i != n-1) header.v[1]->edgeflag = 0; - if (i != 2) header.v[2]->edgeflag = 0; - - header.edgeflags = ((header.v[0]->edgeflag << 0) | - (header.v[1]->edgeflag << 1) | - (header.v[2]->edgeflag << 2)); - - if (0) { - const struct draw_vertex_shader *vs = stage->draw->vertex_shader; - uint j, k; - debug_printf("Clipped tri:\n"); - for (j = 0; j < 3; j++) { - for (k = 0; k < vs->info.num_outputs; k++) { - debug_printf(" Vert %d: Attr %d: %f %f %f %f\n", j, k, - header.v[j]->data[k][0], - header.v[j]->data[k][1], - header.v[j]->data[k][2], - header.v[j]->data[k][3]); - } + + if (i == n-1) + header.flags |= edge_last; + + if (0) { + const struct draw_vertex_shader *vs = stage->draw->vertex_shader; + uint j, k; + debug_printf("Clipped tri:\n"); + for (j = 0; j < 3; j++) { + for (k = 0; k < vs->info.num_outputs; k++) { + debug_printf(" Vert %d: Attr %d: %f %f %f %f\n", j, k, + header.v[j]->data[k][0], + header.v[j]->data[k][1], + header.v[j]->data[k][2], + header.v[j]->data[k][3]); } } - - stage->next->tri( stage->next, &header ); - - header.v[1]->edgeflag = tmp1; - header.v[2]->edgeflag = tmp2; } + + stage->next->tri( stage->next, &header ); } } -- cgit v1.2.3