+++ /dev/null
-#include "util/u_format.h"
-#include "nvfx_context.h"
-#include "nvfx_tex.h"
-
-void
-nv40_sampler_state_init(struct pipe_context *pipe,
- struct nvfx_sampler_state *ps,
- const struct pipe_sampler_state *cso)
-{
- if (cso->max_anisotropy >= 2) {
- /* no idea, binary driver sets it, works without it.. meh.. */
- ps->wrap |= (1 << 5);
-
- if (cso->max_anisotropy >= 16) {
- ps->en |= NV40TCL_TEX_ENABLE_ANISO_16X;
- } else
- if (cso->max_anisotropy >= 12) {
- ps->en |= NV40TCL_TEX_ENABLE_ANISO_12X;
- } else
- if (cso->max_anisotropy >= 10) {
- ps->en |= NV40TCL_TEX_ENABLE_ANISO_10X;
- } else
- if (cso->max_anisotropy >= 8) {
- ps->en |= NV40TCL_TEX_ENABLE_ANISO_8X;
- } else
- if (cso->max_anisotropy >= 6) {
- ps->en |= NV40TCL_TEX_ENABLE_ANISO_6X;
- } else
- if (cso->max_anisotropy >= 4) {
- ps->en |= NV40TCL_TEX_ENABLE_ANISO_4X;
- } else {
- ps->en |= NV40TCL_TEX_ENABLE_ANISO_2X;
- }
- }
-
- {
- float limit;
-
- limit = CLAMP(cso->lod_bias, -16.0, 15.0);
- ps->filt |= (int)(cso->lod_bias * 256.0) & 0x1fff;
-
- limit = CLAMP(cso->max_lod, 0.0, 15.0);
- ps->en |= (int)(limit * 256.0) << 7;
-
- limit = CLAMP(cso->min_lod, 0.0, 15.0);
- ps->en |= (int)(limit * 256.0) << 19;
- }
-}
-
-#define _(m,tf,ts0x,ts0y,ts0z,ts0w,ts1x,ts1y,ts1z,ts1w,sx,sy,sz,sw) \
-{ \
- TRUE, \
- PIPE_FORMAT_##m, \
- NV40TCL_TEX_FORMAT_FORMAT_##tf, \
- (NV34TCL_TX_SWIZZLE_S0_X_##ts0x | NV34TCL_TX_SWIZZLE_S0_Y_##ts0y | \
- NV34TCL_TX_SWIZZLE_S0_Z_##ts0z | NV34TCL_TX_SWIZZLE_S0_W_##ts0w | \
- NV34TCL_TX_SWIZZLE_S1_X_##ts1x | NV34TCL_TX_SWIZZLE_S1_Y_##ts1y | \
- NV34TCL_TX_SWIZZLE_S1_Z_##ts1z | NV34TCL_TX_SWIZZLE_S1_W_##ts1w), \
- ((NV34TCL_TX_FILTER_SIGNED_RED*sx) | (NV34TCL_TX_FILTER_SIGNED_GREEN*sy) | \
- (NV34TCL_TX_FILTER_SIGNED_BLUE*sz) | (NV34TCL_TX_FILTER_SIGNED_ALPHA*sw)) \
-}
-
-struct nv40_texture_format {
- boolean defined;
- uint pipe;
- int format;
- int swizzle;
- int sign;
-};
-
-static struct nv40_texture_format
-nv40_texture_formats[] = {
- _(B8G8R8X8_UNORM, A8R8G8B8, S1, S1, S1, ONE, X, Y, Z, W, 0, 0, 0, 0),
- _(B8G8R8A8_UNORM, A8R8G8B8, S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
- _(B5G5R5A1_UNORM, A1R5G5B5, S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
- _(B4G4R4A4_UNORM, A4R4G4B4, S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
- _(B5G6R5_UNORM , R5G6B5 , S1, S1, S1, ONE, X, Y, Z, W, 0, 0, 0, 0),
- _(L8_UNORM , L8 , S1, S1, S1, ONE, X, X, X, X, 0, 0, 0, 0),
- _(A8_UNORM , L8 , ZERO, ZERO, ZERO, S1, X, X, X, X, 0, 0, 0, 0),
- _(R16_SNORM , A16 , ZERO, ZERO, S1, ONE, X, X, X, Y, 1, 1, 1, 1),
- _(I8_UNORM , L8 , S1, S1, S1, S1, X, X, X, X, 0, 0, 0, 0),
- _(L8A8_UNORM , A8L8 , S1, S1, S1, S1, X, X, X, Y, 0, 0, 0, 0),
- _(Z16_UNORM , Z16 , S1, S1, S1, ONE, X, X, X, X, 0, 0, 0, 0),
- _(S8Z24_UNORM , Z24 , S1, S1, S1, ONE, X, X, X, X, 0, 0, 0, 0),
- _(DXT1_RGB , DXT1 , S1, S1, S1, ONE, X, Y, Z, W, 0, 0, 0, 0),
- _(DXT1_RGBA , DXT1 , S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
- _(DXT3_RGBA , DXT3 , S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
- _(DXT5_RGBA , DXT5 , S1, S1, S1, S1, X, Y, Z, W, 0, 0, 0, 0),
- {},
-};
-
-static struct nv40_texture_format *
-nv40_fragtex_format(uint pipe_format)
-{
- struct nv40_texture_format *tf = nv40_texture_formats;
-
- while (tf->defined) {
- if (tf->pipe == pipe_format)
- return tf;
- tf++;
- }
-
- NOUVEAU_ERR("unknown texture format %s\n", util_format_name(pipe_format));
- return NULL;
-}
-
-
-struct nouveau_stateobj *
-nv40_fragtex_build(struct nvfx_context *nvfx, int unit)
-{
- struct nvfx_sampler_state *ps = nvfx->tex_sampler[unit];
- struct nvfx_miptree *nv40mt = nvfx->tex_miptree[unit];
- struct nouveau_bo *bo = nouveau_bo(nv40mt->buffer);
- struct pipe_texture *pt = &nv40mt->base;
- struct nv40_texture_format *tf;
- struct nouveau_stateobj *so;
- uint32_t txf, txs, txp;
- unsigned tex_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD;
-
- tf = nv40_fragtex_format(pt->format);
- if (!tf)
- assert(0);
-
- txf = ps->fmt;
- txf |= tf->format | 0x8000;
- txf |= ((pt->last_level + 1) << NV40TCL_TEX_FORMAT_MIPMAP_COUNT_SHIFT);
-
- if (1) /* XXX */
- txf |= NV34TCL_TX_FORMAT_NO_BORDER;
-
- switch (pt->target) {
- case PIPE_TEXTURE_CUBE:
- txf |= NV34TCL_TX_FORMAT_CUBIC;
- /* fall-through */
- case PIPE_TEXTURE_2D:
- txf |= NV34TCL_TX_FORMAT_DIMS_2D;
- break;
- case PIPE_TEXTURE_3D:
- txf |= NV34TCL_TX_FORMAT_DIMS_3D;
- break;
- case PIPE_TEXTURE_1D:
- txf |= NV34TCL_TX_FORMAT_DIMS_1D;
- break;
- default:
- NOUVEAU_ERR("Unknown target %d\n", pt->target);
- return NULL;
- }
-
- if (!(pt->tex_usage & NOUVEAU_TEXTURE_USAGE_LINEAR)) {
- txp = 0;
- } else {
- txp = nv40mt->level[0].pitch;
- txf |= NV40TCL_TEX_FORMAT_LINEAR;
- }
-
- txs = tf->swizzle;
-
- so = so_new(2, 9, 2);
- so_method(so, nvfx->screen->eng3d, NV34TCL_TX_OFFSET(unit), 8);
- so_reloc (so, bo, 0, tex_flags | NOUVEAU_BO_LOW, 0, 0);
- so_reloc (so, bo, txf, tex_flags | NOUVEAU_BO_OR,
- NV34TCL_TX_FORMAT_DMA0, NV34TCL_TX_FORMAT_DMA1);
- so_data (so, ps->wrap);
- so_data (so, NV40TCL_TEX_ENABLE_ENABLE | ps->en);
- so_data (so, txs);
- so_data (so, ps->filt | tf->sign | 0x2000 /*voodoo*/);
- so_data (so, (pt->width0 << NV34TCL_TX_NPOT_SIZE_W_SHIFT) |
- pt->height0);
- so_data (so, ps->bcol);
- so_method(so, nvfx->screen->eng3d, NV40TCL_TEX_SIZE1(unit), 1);
- so_data (so, (pt->depth0 << NV40TCL_TEX_SIZE1_DEPTH_SHIFT) | txp);
-
- return so;
-}
projects / mesa.git / blobdiff