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nv30: add state stipple, based on nv40 one

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This commit is contained in:
Patrice Mandin 2008-06-23 21:13:27 +02:00
parent e5bbb18441
commit d4bc56ca49
3 changed files with 42 additions and 0 deletions
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1
src/gallium/drivers/nv30/Makefile
View file

@ -18,6 +18,7 @@ DRIVER_SOURCES = \
nv30_state_fb.c \
nv30_state_rasterizer.c \
nv30_state_scissor.c \
nv30_state_stipple.c \
nv30_surface.c \
nv30_vbo.c \
nv30_vertprog.c

2
src/gallium/drivers/nv30/nv30_context.h
View file

@ -91,6 +91,7 @@ struct nv30_blend_state_new {
struct nv30_state {
unsigned scissor_enabled;
unsigned stipple_enabled;
struct nouveau_stateobj *hw[NV30_STATE_MAX];
};
@ -121,6 +122,7 @@ struct nv30_context {
struct pipe_blend_color blend_colour;
struct pipe_framebuffer_state framebuffer;
struct nv30_rasterizer_state_new *rasterizer;
unsigned stipple[32];
uint32_t rt_enable;
struct pipe_buffer *rt[2];

39
src/gallium/drivers/nv30/nv30_state_stipple.c Normal file
View file

@ -0,0 +1,39 @@
#include "nv30_context.h"
static boolean
nv30_state_stipple_validate(struct nv30_context *nv30)
{
struct pipe_rasterizer_state *rast = &nv30->rasterizer->pipe;
struct nouveau_grobj *rankine = nv30->screen->rankine;
struct nouveau_stateobj *so;
if (nv30->state.hw[NV30_STATE_STIPPLE] &&
(rast->poly_stipple_enable == 0 && nv30->state.stipple_enabled == 0))
return FALSE;
if (rast->poly_stipple_enable) {
unsigned i;
so = so_new(35, 0);
so_method(so, rankine, NV34TCL_POLYGON_STIPPLE_ENABLE, 1);
so_data (so, 1);
so_method(so, rankine, NV34TCL_POLYGON_STIPPLE_PATTERN(0), 32);
for (i = 0; i < 32; i++)
so_data(so, nv30->stipple[i]);
} else {
so = so_new(2, 0);
so_method(so, rankine, NV34TCL_POLYGON_STIPPLE_ENABLE, 1);
so_data (so, 0);
}
so_ref(so, &nv30->state.hw[NV30_STATE_STIPPLE]);
return TRUE;
}
struct nv30_state_entry nv30_state_stipple = {
.validate = nv30_state_stipple_validate,
.dirty = {
.pipe = NV30_NEW_STIPPLE | NV30_NEW_RAST,
.hw = NV30_STATE_STIPPLE,
}
};