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#include "nv30_context.h"
#include "nv30_state.h"
static struct nv30_state_entry *render_states[] = {
&nv30_state_framebuffer,
&nv30_state_rasterizer,
&nv30_state_scissor,
&nv30_state_stipple,
&nv30_state_fragprog,
&nv30_state_fragtex,
&nv30_state_vertprog,
&nv30_state_blend,
&nv30_state_blend_colour,
&nv30_state_zsa,
&nv30_state_viewport,
&nv30_state_vbo,
NULL
};
static void
nv30_state_do_validate(struct nv30_context *nv30,
struct nv30_state_entry **states)
{
while (*states) {
struct nv30_state_entry *e = *states;
if (nv30->dirty & e->dirty.pipe) {
if (e->validate(nv30)) {
nv30->state.dirty |= (1ULL << e->dirty.hw);
}
}
states++;
}
nv30->dirty = 0;
}
void
nv30_state_emit(struct nv30_context *nv30)
{
struct nv30_state *state = &nv30->state;
struct nv30_screen *screen = nv30->screen;
unsigned i, samplers;
uint64_t states;
if (nv30->pctx_id != screen->cur_pctx) {
for (i = 0; i < NV30_STATE_MAX; i++) {
if (state->hw[i] && screen->state[i] != state->hw[i])
state->dirty |= (1ULL << i);
}
screen->cur_pctx = nv30->pctx_id;
}
for (i = 0, states = state->dirty; states; i++) {
if (!(states & (1ULL << i)))
continue;
so_ref (state->hw[i], &nv30->screen->state[i]);
if (state->hw[i])
so_emit(nv30->nvws, nv30->screen->state[i]);
states &= ~(1ULL << i);
}
state->dirty = 0;
so_emit_reloc_markers(nv30->nvws, state->hw[NV30_STATE_FB]);
for (i = 0, samplers = state->fp_samplers; i < 16 && samplers; i++) {
if (!(samplers & (1 << i)))
continue;
so_emit_reloc_markers(nv30->nvws,
state->hw[NV30_STATE_FRAGTEX0+i]);
samplers &= ~(1ULL << i);
}
so_emit_reloc_markers(nv30->nvws, state->hw[NV30_STATE_FRAGPROG]);
if (state->hw[NV30_STATE_VTXBUF] /*&& nv30->render_mode == HW*/)
so_emit_reloc_markers(nv30->nvws, state->hw[NV30_STATE_VTXBUF]);
}
boolean
nv30_state_validate(struct nv30_context *nv30)
{
#if 0
boolean was_sw = nv30->fallback_swtnl ? TRUE : FALSE;
if (nv30->render_mode != HW) {
/* Don't even bother trying to go back to hw if none
* of the states that caused swtnl previously have changed.
*/
if ((nv30->fallback_swtnl & nv30->dirty)
!= nv30->fallback_swtnl)
return FALSE;
/* Attempt to go to hwtnl again */
nv30->pipe.flush(&nv30->pipe, 0, NULL);
nv30->dirty |= (NV30_NEW_VIEWPORT |
NV30_NEW_VERTPROG |
NV30_NEW_ARRAYS);
nv30->render_mode = HW;
}
#endif
nv30_state_do_validate(nv30, render_states);
#if 0
if (nv30->fallback_swtnl || nv30->fallback_swrast)
return FALSE;
if (was_sw)
NOUVEAU_ERR("swtnl->hw\n");
#endif
return TRUE;
}
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