X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fgallium%2Fdrivers%2Fsoftpipe%2Fsp_quad_stipple.c;h=4b29c2eb221b926729889727917351eb050f7eac;hb=6c2fa01b9c22dc5f4b701a4a8e701c92b6ac182d;hp=05e862f0977bf41d4aeeda47f39a04ddad3a71cd;hpb=407e8ae5b167b0193e1e5b1266a5d61ed836dfb5;p=mesa.git diff --git a/src/gallium/drivers/softpipe/sp_quad_stipple.c b/src/gallium/drivers/softpipe/sp_quad_stipple.c index 05e862f0977..4b29c2eb221 100644 --- a/src/gallium/drivers/softpipe/sp_quad_stipple.c +++ b/src/gallium/drivers/softpipe/sp_quad_stipple.c @@ -14,29 +14,25 @@ * Apply polygon stipple to quads produced by triangle rasterization */ static void -stipple_quad(struct quad_stage *qs, struct quad_header *quad) +stipple_quad(struct quad_stage *qs, struct quad_header *quads[], unsigned nr) { - static const uint bit31 = 1 << 31; - static const uint bit30 = 1 << 30; - - if (quad->input.prim == QUAD_PRIM_TRI) { - struct softpipe_context *softpipe = qs->softpipe; - /* need to invert Y to index into OpenGL's stipple pattern */ - int y0, y1; - uint stipple0, stipple1; - const int col0 = quad->input.x0 % 32; + static const uint bit31 = 1u << 31; + static const uint bit30 = 1u << 30; + unsigned pass = nr; + + struct softpipe_context *softpipe = qs->softpipe; + unsigned q; - if (softpipe->rasterizer->origin_lower_left) { - y0 = softpipe->framebuffer.height - 1 - quad->input.y0; - y1 = y0 - 1; - } - else { - y0 = quad->input.y0; - y1 = y0 + 1; - } + pass = 0; - stipple0 = softpipe->poly_stipple.stipple[y0 % 32]; - stipple1 = softpipe->poly_stipple.stipple[y1 % 32]; + for (q = 0; q < nr; q++) { + struct quad_header *quad = quads[q]; + + const int col0 = quad->input.x0 % 32; + const int y0 = quad->input.y0; + const int y1 = y0 + 1; + const uint stipple0 = softpipe->poly_stipple.stipple[y0 % 32]; + const uint stipple1 = softpipe->poly_stipple.stipple[y1 % 32]; /* turn off quad mask bits that fail the stipple test */ if ((stipple0 & (bit31 >> col0)) == 0) @@ -51,13 +47,11 @@ stipple_quad(struct quad_stage *qs, struct quad_header *quad) if ((stipple1 & (bit30 >> col0)) == 0) quad->inout.mask &= ~MASK_BOTTOM_RIGHT; - if (!quad->inout.mask) { - /* all fragments failed stipple test, end of quad pipeline */ - return; - } + if (quad->inout.mask) + quads[pass++] = quad; } - qs->next->run(qs->next, quad); + qs->next->run(qs->next, quads, pass); }