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nvfx: draw: create draw vp with ureg

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This avoids duplicating the vertex program generation logic and
makes the same code work for both nv30 and nv40.
This commit is contained in:
Luca Barbieri 2010-02-22 12:35:18 +01:00 • committed by Younes Manton
parent d40a069206
commit ad2d0c2639
1 changed files with 21 additions and 40 deletions
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61
src/gallium/drivers/nvfx/nvfx_draw.c
View file

@ -1,5 +1,6 @@
#include "pipe/p_shader_tokens.h"
#include "util/u_inlines.h"
#include "tgsi/tgsi_ureg.h"
#include "util/u_pack_color.h"
@ -173,50 +174,30 @@ nvfx_render_destroy(struct draw_stage *draw)
FREE(draw);
}
static INLINE void
emit_mov(struct nvfx_vertex_program *vp,
unsigned dst, unsigned src, unsigned vor, unsigned mask)
{
struct nvfx_vertex_program_exec *inst;
vp->insns = realloc(vp->insns,
sizeof(struct nvfx_vertex_program_exec) *
++vp->nr_insns);
inst = &vp->insns[vp->nr_insns - 1];
inst->data[0] = 0x401f9c6c;
inst->data[1] = 0x0040000d | (src << 8);
inst->data[2] = 0x8106c083;
inst->data[3] = 0x6041ff80 | (dst << 2) | (mask << 13);
inst->const_index = -1;
inst->has_branch_offset = FALSE;
vp->ir |= (1 << src);
if (vor != ~0)
vp->or |= (1 << vor);
}
static struct nvfx_vertex_program *
create_drawvp(struct nvfx_context *nvfx)
nvfx_create_drawvp(struct nvfx_context *nvfx)
{
struct nvfx_vertex_program *vp = CALLOC_STRUCT(nvfx_vertex_program);
unsigned i;
struct ureg_program *ureg;
uint i;
// nv30 support comes in a later patch
assert(nvfx->is_nv4x);
ureg = ureg_create( TGSI_PROCESSOR_VERTEX );
if (ureg == NULL)
return NULL;
emit_mov(vp, NVFX_VP(INST_DEST_POS), 0, ~0, 0xf);
emit_mov(vp, NVFX_VP(INST_DEST_COL0), 3, 0, 0xf);
emit_mov(vp, NVFX_VP(INST_DEST_COL1), 4, 1, 0xf);
emit_mov(vp, NVFX_VP(INST_DEST_BFC0), 3, 2, 0xf);
emit_mov(vp, NVFX_VP(INST_DEST_BFC1), 4, 3, 0xf);
emit_mov(vp, NVFX_VP(INST_DEST_FOGC), 5, 4, 0x8);
for (i = 0; i < 8; i++)
emit_mov(vp, NVFX_VP(INST_DEST_TC(i)), 8 + i, 14 + i, 0xf);
ureg_MOV(ureg, ureg_DECL_output(ureg, TGSI_SEMANTIC_POSITION, 0), ureg_DECL_vs_input(ureg, 0));
ureg_MOV(ureg, ureg_DECL_output(ureg, TGSI_SEMANTIC_COLOR, 0), ureg_DECL_vs_input(ureg, 3));
ureg_MOV(ureg, ureg_DECL_output(ureg, TGSI_SEMANTIC_COLOR, 1), ureg_DECL_vs_input(ureg, 4));
ureg_MOV(ureg, ureg_DECL_output(ureg, TGSI_SEMANTIC_BCOLOR, 0), ureg_DECL_vs_input(ureg, 3));
ureg_MOV(ureg, ureg_DECL_output(ureg, TGSI_SEMANTIC_BCOLOR, 1), ureg_DECL_vs_input(ureg, 4));
ureg_MOV(ureg,
ureg_writemask(ureg_DECL_output(ureg, TGSI_SEMANTIC_FOG, 1), TGSI_WRITEMASK_X),
ureg_DECL_vs_input(ureg, 5));
for (i = 0; i < 8; ++i)
ureg_MOV(ureg, ureg_DECL_output(ureg, TGSI_SEMANTIC_GENERIC, i), ureg_DECL_vs_input(ureg, 8 + i));
vp->insns[vp->nr_insns - 1].data[3] |= 1;
vp->translated = TRUE;
return vp;
ureg_END( ureg );
return ureg_create_shader_and_destroy( ureg, &nvfx->pipe );
}
struct draw_stage *
@ -225,7 +206,7 @@ nvfx_draw_render_stage(struct nvfx_context *nvfx)
struct nvfx_render_stage *render = CALLOC_STRUCT(nvfx_render_stage);
if (!nvfx->swtnl.vertprog)
nvfx->swtnl.vertprog = create_drawvp(nvfx);
nvfx->swtnl.vertprog = nvfx_create_drawvp(nvfx);
render->nvfx = nvfx;
render->stage.draw = nvfx->draw;