diff options
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_vs_varient.c')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_vs_varient.c | 52 |
1 files changed, 43 insertions, 9 deletions
diff --git a/src/gallium/auxiliary/draw/draw_vs_varient.c b/src/gallium/auxiliary/draw/draw_vs_varient.c index c15c648527..d4deabfff3 100644 --- a/src/gallium/auxiliary/draw/draw_vs_varient.c +++ b/src/gallium/auxiliary/draw/draw_vs_varient.c @@ -89,9 +89,9 @@ static void vsvg_set_input( struct draw_vs_varient *varient, /* Mainly for debug at this stage: */ -static void do_viewport( struct draw_vs_varient_generic *vsvg, - unsigned count, - void *output_buffer ) +static void do_rhw_viewport( struct draw_vs_varient_generic *vsvg, + unsigned count, + void *output_buffer ) { char *ptr = (char *)output_buffer; const float *scale = vsvg->viewport.scale; @@ -109,6 +109,25 @@ static void do_viewport( struct draw_vs_varient_generic *vsvg, data[3] = w; } } + +static void do_viewport( struct draw_vs_varient_generic *vsvg, + unsigned count, + void *output_buffer ) +{ + char *ptr = (char *)output_buffer; + const float *scale = vsvg->viewport.scale; + const float *trans = vsvg->viewport.translate; + unsigned stride = vsvg->base.key.output_stride; + unsigned j; + + for (j = 0; j < count; j++, ptr += stride) { + float *data = (float *)ptr; + + data[0] = data[0] * scale[0] + trans[0]; + data[1] = data[1] * scale[1] + trans[1]; + data[2] = data[2] * scale[2] + trans[2]; + } +} static void vsvg_run_elts( struct draw_vs_varient *varient, @@ -136,10 +155,20 @@ static void vsvg_run_elts( struct draw_vs_varient *varient, vsvg->base.key.output_stride, vsvg->base.key.output_stride); - if (vsvg->base.key.viewport) + + if (vsvg->base.key.clip) { + /* not really handling clipping, just do the rhw so we can + * see the results... + */ + do_rhw_viewport( vsvg, + count, + output_buffer ); + } + else if (vsvg->base.key.viewport) { do_viewport( vsvg, count, output_buffer ); + } //if (!vsvg->already_in_emit_format) @@ -182,11 +211,19 @@ static void vsvg_run_linear( struct draw_vs_varient *varient, vsvg->base.key.output_stride, vsvg->base.key.output_stride); - if (vsvg->base.key.viewport) + if (vsvg->base.key.clip) { + /* not really handling clipping, just do the rhw so we can + * see the results... + */ + do_rhw_viewport( vsvg, + count, + output_buffer ); + } + else if (vsvg->base.key.viewport) { do_viewport( vsvg, count, output_buffer ); - + } //if (!vsvg->already_in_emit_format) vsvg->emit->set_buffer( vsvg->emit, @@ -224,9 +261,6 @@ struct draw_vs_varient *draw_vs_varient_generic( struct draw_vertex_shader *vs, unsigned i; struct translate_key fetch, emit; - if (key->clip) - return NULL; - struct draw_vs_varient_generic *vsvg = CALLOC_STRUCT( draw_vs_varient_generic ); if (vsvg == NULL) return NULL; |