diff options
Diffstat (limited to 'src/gallium/state_trackers/xorg/xorg_renderer.c')
| -rw-r--r-- | src/gallium/state_trackers/xorg/xorg_renderer.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/xorg/xorg_renderer.c b/src/gallium/state_trackers/xorg/xorg_renderer.c index 51941f091c..ec5268f9d6 100644 --- a/src/gallium/state_trackers/xorg/xorg_renderer.c +++ b/src/gallium/state_trackers/xorg/xorg_renderer.c @@ -224,6 +224,44 @@ setup_vertex_data2(struct xorg_renderer *r, sizeof(r->vertices3)); } +static struct pipe_buffer * +setup_vertex_data_yuv(struct xorg_renderer *r, + float srcX, float srcY, + float dstX, float dstY, + float width, float height, + struct pipe_texture **tex) +{ + float s0, t0, s1, t1; + float spt0[2], spt1[2]; + + spt0[0] = srcX; + spt0[1] = srcY; + spt1[0] = srcX + width; + spt1[1] = srcY + height; + + s0 = spt0[0] / tex[0]->width[0]; + t0 = spt0[1] / tex[0]->height[0]; + s1 = spt1[0] / tex[0]->width[0]; + t1 = spt1[1] / tex[0]->height[0]; + + /* 1st vertex */ + setup_vertex1(r->vertices2[0], dstX, dstY, s0, t0); + /* 2nd vertex */ + setup_vertex1(r->vertices2[1], dstX + width, dstY, + s1, t0); + /* 3rd vertex */ + setup_vertex1(r->vertices2[2], dstX + width, dstY + height, + s1, t1); + /* 4th vertex */ + setup_vertex1(r->vertices2[3], dstX, dstY + height, + s0, t1); + + + return pipe_user_buffer_create(r->pipe->screen, + r->vertices2, + sizeof(r->vertices2)); +} + static void @@ -825,6 +863,13 @@ void renderer_draw_textures(struct xorg_renderer *r, textures[0], textures[1], src_matrix, mask_matrix); break; + case 3: + buf = setup_vertex_data_yuv(r, + pos[0], pos[1], + pos[2], pos[3], + width, height, + textures); + break; default: debug_assert(!"Unsupported number of textures"); break; |