diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/pipe/draw/draw_validate.c | 3 | ||||
| -rw-r--r-- | src/mesa/pipe/draw/draw_wide_prims.c | 80 |
2 files changed, 48 insertions, 35 deletions
diff --git a/src/mesa/pipe/draw/draw_validate.c b/src/mesa/pipe/draw/draw_validate.c index 5ec581d8b33..fdeb1be8ca7 100644 --- a/src/mesa/pipe/draw/draw_validate.c +++ b/src/mesa/pipe/draw/draw_validate.c @@ -52,7 +52,8 @@ static void validate_begin( struct draw_stage *stage ) */ if (draw->rasterizer->line_width != 1.0 || - draw->rasterizer->point_size != 1.0) { + draw->rasterizer->point_size != 1.0 || + draw->rasterizer->point_sprite) { draw->pipeline.wide->next = next; next = draw->pipeline.wide; } diff --git a/src/mesa/pipe/draw/draw_wide_prims.c b/src/mesa/pipe/draw/draw_wide_prims.c index e7e90fabae4..0d02e70814e 100644 --- a/src/mesa/pipe/draw/draw_wide_prims.c +++ b/src/mesa/pipe/draw/draw_wide_prims.c @@ -39,6 +39,9 @@ struct wide_stage { float half_line_width; float half_point_size; + + uint texcoord[PIPE_MAX_SHADER_OUTPUTS]; + uint num_texcoords; }; @@ -120,10 +123,30 @@ static void wide_line( struct draw_stage *stage, } +static void set_texcoords(const struct wide_stage *wide, + struct vertex_header *v, const float tc[4]) +{ + uint i; + for (i = 0; i < wide->num_texcoords; i++) { + uint j = wide->texcoord[i]; + v->data[j][0] = tc[0]; + v->data[j][1] = tc[1]; + v->data[j][2] = tc[2]; + v->data[j][3] = tc[3]; + } +} + + +/* If there are lots of sprite points (and why wouldn't there be?) it + * would probably be more sensible to change hardware setup to + * optimize this rather than doing the whole thing in software like + * this. + */ static void wide_point( struct draw_stage *stage, struct prim_header *header ) { const struct wide_stage *wide = wide_stage(stage); + const boolean sprite = stage->draw->rasterizer->point_sprite; float half_size = wide->half_point_size; float left_adj, right_adj; @@ -155,6 +178,17 @@ static void wide_point( struct draw_stage *stage, pos3[0] += right_adj; pos3[1] += half_size; + if (sprite) { + static const float tex00[4] = { 0, 0, 0, 1 }; + static const float tex01[4] = { 0, 1, 0, 1 }; + static const float tex11[4] = { 1, 1, 0, 1 }; + static const float tex10[4] = { 1, 0, 0, 1 }; + set_texcoords( wide, v0, tex00 ); + set_texcoords( wide, v1, tex01 ); + set_texcoords( wide, v2, tex10 ); + set_texcoords( wide, v3, tex11 ); + } + tri.det = header->det; /* only the sign matters */ tri.v[0] = v0; tri.v[1] = v2; @@ -168,36 +202,6 @@ static void wide_point( struct draw_stage *stage, } -/* If there are lots of sprite points (and why wouldn't there be?) it - * would probably be more sensible to change hardware setup to - * optimize this rather than doing the whole thing in software like - * this. - */ -static void sprite_point( struct draw_stage *stage, - struct prim_header *header ) -{ -#if 0 - struct vertex_header *v[4]; - struct vertex_fetch *vf = stage->pipe->draw->vb.vf; - - static const float tex00[4] = { 0, 0, 0, 1 }; - static const float tex01[4] = { 0, 1, 0, 1 }; - static const float tex11[4] = { 1, 1, 0, 1 }; - static const float tex10[4] = { 1, 0, 0, 1 }; - - make_wide_point(stage, header->v[0], &v[0] ); - - set_texcoord( vf, v[0], tex00 ); - set_texcoord( vf, v[1], tex01 ); - set_texcoord( vf, v[2], tex10 ); - set_texcoord( vf, v[3], tex11 ); - - quad( stage->next, v[0], v[1], v[2], v[3] ); -#endif -} - - - static void wide_begin( struct draw_stage *stage ) { struct wide_stage *wide = wide_stage(stage); @@ -213,16 +217,24 @@ static void wide_begin( struct draw_stage *stage ) wide->stage.line = passthrough_line; } - if (0/*draw->state.point_sprite*/) { - wide->stage.point = sprite_point; - } - else if (draw->rasterizer->point_size != 1.0) { + if (draw->rasterizer->point_size != 1.0) { wide->stage.point = wide_point; } else { wide->stage.point = passthrough_point; } + if (draw->rasterizer->point_sprite) { + /* find vertex shader texcoord outputs */ + const struct draw_vertex_shader *vs = draw->vertex_shader; + uint i, j = 0; + for (i = 0; i < vs->state->num_outputs; i++) { + if (vs->state->output_semantic_name[i] == TGSI_SEMANTIC_GENERIC) { + wide->texcoord[j++] = i; + } + } + wide->num_texcoords = j; + } stage->next->begin( stage->next ); } |