diff options
Diffstat (limited to 'src/gallium/drivers/nouveau/nouveau_util.h')
-rw-r--r-- | src/gallium/drivers/nouveau/nouveau_util.h | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/src/gallium/drivers/nouveau/nouveau_util.h b/src/gallium/drivers/nouveau/nouveau_util.h index a5e8537533e..b165f7a611a 100644 --- a/src/gallium/drivers/nouveau/nouveau_util.h +++ b/src/gallium/drivers/nouveau/nouveau_util.h @@ -88,104 +88,4 @@ static INLINE unsigned log2i(unsigned i) return r; } -struct u_split_prim { - void *priv; - void (*emit)(void *priv, unsigned start, unsigned count); - void (*edge)(void *priv, boolean enabled); - - unsigned mode; - unsigned start; - unsigned p_start; - unsigned p_end; - - uint repeat_first:1; - uint close_first:1; - uint edgeflag_off:1; -}; - -static INLINE void -u_split_prim_init(struct u_split_prim *s, - unsigned mode, unsigned start, unsigned count) -{ - if (mode == PIPE_PRIM_LINE_LOOP) { - s->mode = PIPE_PRIM_LINE_STRIP; - s->close_first = 1; - } else { - s->mode = mode; - s->close_first = 0; - } - s->start = start; - s->p_start = start; - s->p_end = start + count; - s->edgeflag_off = 0; - s->repeat_first = 0; -} - -static INLINE boolean -u_split_prim_next(struct u_split_prim *s, unsigned max_verts) -{ - int repeat = 0; - - if (s->repeat_first) { - s->emit(s->priv, s->start, 1); - max_verts--; - if (s->edgeflag_off) { - s->edge(s->priv, TRUE); - s->edgeflag_off = FALSE; - } - } - - if (s->p_start + s->close_first + max_verts >= s->p_end) { - s->emit(s->priv, s->p_start, s->p_end - s->p_start); - if (s->close_first) - s->emit(s->priv, s->start, 1); - return TRUE; - } - - switch (s->mode) { - case PIPE_PRIM_LINES: - max_verts &= ~1; - break; - case PIPE_PRIM_LINE_STRIP: - repeat = 1; - break; - case PIPE_PRIM_POLYGON: - max_verts--; - s->emit(s->priv, s->p_start, max_verts); - s->edge(s->priv, FALSE); - s->emit(s->priv, s->p_start + max_verts, 1); - s->p_start += max_verts; - s->repeat_first = TRUE; - s->edgeflag_off = TRUE; - return FALSE; - case PIPE_PRIM_TRIANGLES: - max_verts = max_verts - (max_verts % 3); - break; - case PIPE_PRIM_TRIANGLE_STRIP: - /* to ensure winding stays correct, always split - * on an even number of generated triangles - */ - max_verts = max_verts & ~1; - repeat = 2; - break; - case PIPE_PRIM_TRIANGLE_FAN: - s->repeat_first = TRUE; - repeat = 1; - break; - case PIPE_PRIM_QUADS: - max_verts &= ~3; - break; - case PIPE_PRIM_QUAD_STRIP: - max_verts &= ~1; - repeat = 2; - break; - default: - break; - } - - s->emit (s->priv, s->p_start, max_verts); - s->p_start += (max_verts - repeat); - return FALSE; -} - #endif |