src/gallium/drivers/nvfx/nvfx_state_blend.c

   1 #include "nvfx_context.h"
   2
   3 static boolean
   4 nvfx_state_blend_validate(struct nvfx_context *nvfx)
   5 {
   6         struct nouveau_channel* chan = nvfx->screen->base.channel;
   7         sb_emit(chan, nvfx->blend->sb, nvfx->blend->sb_len);
   8         return TRUE;
   9 }
  10
  11 struct nvfx_state_entry nvfx_state_blend = {
  12         .validate = nvfx_state_blend_validate,
  13         .dirty = {
  14                 .pipe = NVFX_NEW_BLEND,
  15         }
  16 };
  17
  18 static boolean
  19 nvfx_state_blend_colour_validate(struct nvfx_context *nvfx)
  20 {
  21         struct nouveau_channel* chan = nvfx->screen->base.channel;
  22         struct pipe_blend_color *bcol = &nvfx->blend_colour;
  23
  24         WAIT_RING(chan, 2);
  25         OUT_RING(chan, RING_3D(NV34TCL_BLEND_COLOR, 1));
  26         OUT_RING(chan, ((float_to_ubyte(bcol->color[3]) << 24) |
  27                        (float_to_ubyte(bcol->color[0]) << 16) |
  28                        (float_to_ubyte(bcol->color[1]) <<  8) |
  29                        (float_to_ubyte(bcol->color[2]) <<  0)));
  30         return TRUE;
  31 }
  32
  33 struct nvfx_state_entry nvfx_state_blend_colour = {
  34         .validate = nvfx_state_blend_colour_validate,
  35         .dirty = {
  36                 .pipe = NVFX_NEW_BCOL,
  37         }
  38 };