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nv40: obey polygon offset state

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Almost sure this isn't entirely correct.  However, I'm not sure what
gallium expects yet, and this fixes some bugs, so it'll do for now.
This commit is contained in:
Ben Skeggs 2008-02-18 15:17:39 +11:00
parent 12e0aa7b1d
commit 037570fa5a
1 changed files with 30 additions and 9 deletions
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39
src/gallium/drivers/nv40/nv40_state.c
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@ -280,31 +280,30 @@ nv40_rasterizer_state_create(struct pipe_context *pipe,
struct nv40_context *nv40 = nv40_context(pipe);
struct nv40_rasterizer_state *rsso = MALLOC(sizeof(*rsso));
struct nouveau_stateobj *so = so_new(32, 0);
struct nouveau_grobj *curie = nv40->hw->curie;
/*XXX: ignored:
* light_twoside
* offset_cw/ccw -nohw
* point_smooth -nohw
* multisample
* offset_units / offset_scale
*/
so_method(so, nv40->hw->curie, NV40TCL_SHADE_MODEL, 1);
so_method(so, curie, NV40TCL_SHADE_MODEL, 1);
so_data (so, cso->flatshade ? NV40TCL_SHADE_MODEL_FLAT :
NV40TCL_SHADE_MODEL_SMOOTH);
so_method(so, nv40->hw->curie, NV40TCL_LINE_WIDTH, 2);
so_method(so, curie, NV40TCL_LINE_WIDTH, 2);
so_data (so, (unsigned char)(cso->line_width * 8.0) & 0xff);
so_data (so, cso->line_smooth ? 1 : 0);
so_method(so, nv40->hw->curie, NV40TCL_LINE_STIPPLE_ENABLE, 2);
so_method(so, curie, NV40TCL_LINE_STIPPLE_ENABLE, 2);
so_data (so, cso->line_stipple_enable ? 1 : 0);
so_data (so, (cso->line_stipple_pattern << 16) |
cso->line_stipple_factor);
so_method(so, nv40->hw->curie, NV40TCL_POINT_SIZE, 1);
so_method(so, curie, NV40TCL_POINT_SIZE, 1);
so_data (so, fui(cso->point_size));
so_method(so, nv40->hw->curie, NV40TCL_POLYGON_MODE_FRONT, 6);
so_method(so, curie, NV40TCL_POLYGON_MODE_FRONT, 6);
if (cso->front_winding == PIPE_WINDING_CCW) {
so_data(so, nvgl_polygon_mode(cso->fill_ccw));
so_data(so, nvgl_polygon_mode(cso->fill_cw));
@ -345,10 +344,32 @@ nv40_rasterizer_state_create(struct pipe_context *pipe,
so_data(so, cso->poly_smooth ? 1 : 0);
so_data(so, cso->cull_mode != PIPE_WINDING_NONE ? 1 : 0);
so_method(so, nv40->hw->curie, NV40TCL_POLYGON_STIPPLE_ENABLE, 1);
so_method(so, curie, NV40TCL_POLYGON_STIPPLE_ENABLE, 1);
so_data (so, cso->poly_stipple_enable ? 1 : 0);
so_method(so, nv40->hw->curie, NV40TCL_POINT_SPRITE, 1);
so_method(so, curie, 0x0a60, 3);
if ((cso->offset_cw && cso->fill_cw == PIPE_POLYGON_MODE_POINT) ||
(cso->offset_ccw && cso->fill_ccw == PIPE_POLYGON_MODE_POINT))
so_data(so, 1);
else
so_data(so, 0);
if ((cso->offset_cw && cso->fill_cw == PIPE_POLYGON_MODE_LINE) ||
(cso->offset_ccw && cso->fill_ccw == PIPE_POLYGON_MODE_LINE))
so_data(so, 1);
else
so_data(so, 0);
if ((cso->offset_cw && cso->fill_cw == PIPE_POLYGON_MODE_FILL) ||
(cso->offset_ccw && cso->fill_ccw == PIPE_POLYGON_MODE_FILL))
so_data(so, 1);
else
so_data(so, 0);
if (cso->offset_cw || cso->offset_ccw) {
so_method(so, curie, NV40TCL_POLYGON_OFFSET_FACTOR, 2);
so_data (so, fui(cso->offset_scale));
so_data (so, fui(cso->offset_units * 2));
}
so_method(so, curie, NV40TCL_POINT_SPRITE, 1);
if (cso->point_sprite) {
unsigned psctl = (1 << 0), i;