diff options
Diffstat (limited to 'src/gallium/drivers/nvfx/nvfx_fragtex.c')
| -rw-r--r-- | src/gallium/drivers/nvfx/nvfx_fragtex.c | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_fragtex.c b/src/gallium/drivers/nvfx/nvfx_fragtex.c index 66057454337..00c47be76ab 100644 --- a/src/gallium/drivers/nvfx/nvfx_fragtex.c +++ b/src/gallium/drivers/nvfx/nvfx_fragtex.c @@ -1,5 +1,177 @@ #include "nvfx_context.h" #include "nvfx_resource.h" +#include "nvfx_tex.h" + +static void * +nvfx_sampler_state_create(struct pipe_context *pipe, + const struct pipe_sampler_state *cso) +{ + struct nvfx_context *nvfx = nvfx_context(pipe); + struct nvfx_sampler_state *ps; + + ps = MALLOC(sizeof(struct nvfx_sampler_state)); + + /* on nv30, we use this as an internal flag */ + ps->fmt = cso->normalized_coords ? 0 : NV40TCL_TEX_FORMAT_RECT; + ps->en = 0; + ps->filt = nvfx_tex_filter(cso) | 0x2000; /*voodoo*/ + ps->wrap = (nvfx_tex_wrap_mode(cso->wrap_s) << NV34TCL_TX_WRAP_S_SHIFT) | + (nvfx_tex_wrap_mode(cso->wrap_t) << NV34TCL_TX_WRAP_T_SHIFT) | + (nvfx_tex_wrap_mode(cso->wrap_r) << NV34TCL_TX_WRAP_R_SHIFT); + ps->compare = FALSE; + + if(cso->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) + { + ps->wrap |= nvfx_tex_wrap_compare_mode(cso->compare_func); + ps->compare = TRUE; + } + ps->bcol = nvfx_tex_border_color(cso->border_color); + + if(nvfx->is_nv4x) + nv40_sampler_state_init(pipe, ps, cso); + else + nv30_sampler_state_init(pipe, ps, cso); + + return (void *)ps; +} + +static void +nvfx_sampler_state_delete(struct pipe_context *pipe, void *hwcso) +{ + FREE(hwcso); +} + +static void +nvfx_sampler_state_bind(struct pipe_context *pipe, unsigned nr, void **sampler) +{ + struct nvfx_context *nvfx = nvfx_context(pipe); + unsigned unit; + + for (unit = 0; unit < nr; unit++) { + nvfx->tex_sampler[unit] = sampler[unit]; + nvfx->dirty_samplers |= (1 << unit); + } + + for (unit = nr; unit < nvfx->nr_samplers; unit++) { + nvfx->tex_sampler[unit] = NULL; + nvfx->dirty_samplers |= (1 << unit); + } + + nvfx->nr_samplers = nr; + nvfx->dirty |= NVFX_NEW_SAMPLER; +} + +static struct pipe_sampler_view * +nvfx_create_sampler_view(struct pipe_context *pipe, + struct pipe_resource *pt, + const struct pipe_sampler_view *templ) +{ + struct nvfx_context *nvfx = nvfx_context(pipe); + struct nvfx_sampler_view *sv = CALLOC_STRUCT(nvfx_sampler_view); + struct nvfx_texture_format *tf = &nvfx_texture_formats[templ->format]; + unsigned txf; + + if (!sv) + return NULL; + + sv->base = *templ; + sv->base.reference.count = 1; + sv->base.texture = NULL; + pipe_resource_reference(&sv->base.texture, pt); + sv->base.context = pipe; + + txf = NV34TCL_TX_FORMAT_NO_BORDER; + + switch (pt->target) { + case PIPE_TEXTURE_CUBE: + txf |= NV34TCL_TX_FORMAT_CUBIC; + /* fall-through */ + case PIPE_TEXTURE_2D: + case PIPE_TEXTURE_RECT: + 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: + assert(0); + } + sv->u.init_fmt = txf; + + sv->swizzle = 0 + | (tf->src[sv->base.swizzle_r] << NV34TCL_TX_SWIZZLE_S0_Z_SHIFT) + | (tf->src[sv->base.swizzle_g] << NV34TCL_TX_SWIZZLE_S0_Y_SHIFT) + | (tf->src[sv->base.swizzle_b] << NV34TCL_TX_SWIZZLE_S0_X_SHIFT) + | (tf->src[sv->base.swizzle_a] << NV34TCL_TX_SWIZZLE_S0_W_SHIFT) + | (tf->comp[sv->base.swizzle_r] << NV34TCL_TX_SWIZZLE_S1_Z_SHIFT) + | (tf->comp[sv->base.swizzle_g] << NV34TCL_TX_SWIZZLE_S1_Y_SHIFT) + | (tf->comp[sv->base.swizzle_b] << NV34TCL_TX_SWIZZLE_S1_X_SHIFT) + | (tf->comp[sv->base.swizzle_a] << NV34TCL_TX_SWIZZLE_S1_W_SHIFT); + + sv->filt = tf->sign; + sv->wrap = tf->wrap; + sv->wrap_mask = ~0; + + if (pt->target == PIPE_TEXTURE_CUBE) + { + sv->offset = 0; + sv->npot_size = (pt->width0 << NV34TCL_TX_NPOT_SIZE_W_SHIFT) | pt->height0; + } + else + { + sv->offset = nvfx_subresource_offset(pt, 0, sv->base.first_level, 0); + sv->npot_size = (u_minify(pt->width0, sv->base.first_level) << NV34TCL_TX_NPOT_SIZE_W_SHIFT) | u_minify(pt->height0, sv->base.first_level); + + /* apparently, we need to ignore the t coordinate for 1D textures to fix piglit tex1d-2dborder */ + if(pt->target == PIPE_TEXTURE_1D) + { + sv->wrap_mask &=~ NV34TCL_TX_WRAP_T_MASK; + sv->wrap |= NV34TCL_TX_WRAP_T_REPEAT; + } + } + + if(nvfx->is_nv4x) + nv40_sampler_view_init(pipe, sv); + else + nv30_sampler_view_init(pipe, sv); + + return &sv->base; +} + +static void +nvfx_sampler_view_destroy(struct pipe_context *pipe, + struct pipe_sampler_view *view) +{ + pipe_resource_reference(&view->texture, NULL); + FREE(view); +} + +static void +nvfx_set_fragment_sampler_views(struct pipe_context *pipe, + unsigned nr, + struct pipe_sampler_view **views) +{ + struct nvfx_context *nvfx = nvfx_context(pipe); + unsigned unit; + + for (unit = 0; unit < nr; unit++) { + pipe_sampler_view_reference(&nvfx->fragment_sampler_views[unit], + views[unit]); + nvfx->dirty_samplers |= (1 << unit); + } + + for (unit = nr; unit < nvfx->nr_textures; unit++) { + pipe_sampler_view_reference(&nvfx->fragment_sampler_views[unit], + NULL); + nvfx->dirty_samplers |= (1 << unit); + } + + nvfx->nr_textures = nr; + nvfx->dirty |= NVFX_NEW_SAMPLER; +} void nvfx_fragtex_validate(struct nvfx_context *nvfx) @@ -60,3 +232,126 @@ nvfx_fragtex_relocate(struct nvfx_context *nvfx) NV34TCL_TX_FORMAT_DMA0, NV34TCL_TX_FORMAT_DMA1); } } + +void +nvfx_init_sampling_functions(struct nvfx_context *nvfx) +{ + nvfx->pipe.create_sampler_state = nvfx_sampler_state_create; + nvfx->pipe.bind_fragment_sampler_states = nvfx_sampler_state_bind; + nvfx->pipe.delete_sampler_state = nvfx_sampler_state_delete; + nvfx->pipe.set_fragment_sampler_views = nvfx_set_fragment_sampler_views; + nvfx->pipe.create_sampler_view = nvfx_create_sampler_view; + nvfx->pipe.sampler_view_destroy = nvfx_sampler_view_destroy; +} + +#define NV34TCL_TX_FORMAT_FORMAT_DXT1_RECT NV34TCL_TX_FORMAT_FORMAT_DXT1 +#define NV34TCL_TX_FORMAT_FORMAT_DXT3_RECT NV34TCL_TX_FORMAT_FORMAT_DXT3 +#define NV34TCL_TX_FORMAT_FORMAT_DXT5_RECT NV34TCL_TX_FORMAT_FORMAT_DXT5 + +#define NV40TCL_TEX_FORMAT_FORMAT_HILO16 NV40TCL_TEX_FORMAT_FORMAT_A16L16 + +#define NV34TCL_TX_FORMAT_FORMAT_RGBA16F 0x00004a00 +#define NV34TCL_TX_FORMAT_FORMAT_RGBA16F_RECT NV34TCL_TX_FORMAT_FORMAT_RGBA16F +#define NV34TCL_TX_FORMAT_FORMAT_RGBA32F 0x00004b00 +#define NV34TCL_TX_FORMAT_FORMAT_RGBA32F_RECT NV34TCL_TX_FORMAT_FORMAT_RGBA32F +#define NV34TCL_TX_FORMAT_FORMAT_R32F 0x00004c00 +#define NV34TCL_TX_FORMAT_FORMAT_R32F_RECT NV34TCL_TX_FORMAT_FORMAT_R32F + +// TODO: guess! +#define NV40TCL_TEX_FORMAT_FORMAT_R32F 0x00001c00 + +#define SRGB 0x00700000 + +#define __(m,tf,tfc,ts0x,ts0y,ts0z,ts0w,ts1x,ts1y,ts1z,ts1w,sign,wrap) \ +[PIPE_FORMAT_##m] = { \ + {NV34TCL_TX_FORMAT_FORMAT_##tf, \ + NV34TCL_TX_FORMAT_FORMAT_##tfc, \ + NV34TCL_TX_FORMAT_FORMAT_##tf##_RECT, \ + NV34TCL_TX_FORMAT_FORMAT_##tfc##_RECT, \ + NV40TCL_TEX_FORMAT_FORMAT_##tf, \ + NV40TCL_TEX_FORMAT_FORMAT_##tfc}, \ + sign, wrap, \ + {ts0z, ts0y, ts0x, ts0w, 0, 1}, {ts1z, ts1y, ts1x, ts1w, 0, 0} \ +} + +#define _(m,tf,ts0x,ts0y,ts0z,ts0w,ts1x,ts1y,ts1z,ts1w,sign, wrap) \ + __(m,tf,tf,ts0x,ts0y,ts0z,ts0w,ts1x,ts1y,ts1z,ts1w,sign, wrap) + +/* Depth formats works by reading the depth value most significant 8/16 bits. + * We are losing precision, but nVidia loses even more by using A8R8G8B8 instead of HILO16 + * There is no 32-bit integer texture support, so other things are infeasible. + * + * TODO: is it possible to read 16 bits for Z16? A16 doesn't seem to work, either due to normalization or endianness issues + */ + +#define T 2 + +#define X 3 +#define Y 2 +#define Z 1 +#define W 0 + +#define SNORM ((NV34TCL_TX_FILTER_SIGNED_RED) | (NV34TCL_TX_FILTER_SIGNED_GREEN) | (NV34TCL_TX_FILTER_SIGNED_BLUE) | (NV34TCL_TX_FILTER_SIGNED_ALPHA)) +#define UNORM 0 + +struct nvfx_texture_format +nvfx_texture_formats[PIPE_FORMAT_COUNT] = { + [0 ... PIPE_FORMAT_COUNT - 1] = {{-1, -1, -1, -1, -1, -1}}, + _(B8G8R8X8_UNORM, A8R8G8B8, T, T, T, 1, X, Y, Z, W, UNORM, 0), + _(B8G8R8X8_SRGB, A8R8G8B8, T, T, T, 1, X, Y, Z, W, UNORM, SRGB), + _(B8G8R8A8_UNORM, A8R8G8B8, T, T, T, T, X, Y, Z, W, UNORM, 0), + _(B8G8R8A8_SRGB, A8R8G8B8, T, T, T, T, X, Y, Z, W, UNORM, SRGB), + + _(R8G8B8A8_UNORM, A8R8G8B8, T, T, T, T, Z, Y, X, W, UNORM, 0), + _(R8G8B8A8_SRGB, A8R8G8B8, T, T, T, T, Z, Y, X, W, UNORM, SRGB), + _(R8G8B8X8_UNORM, A8R8G8B8, T, T, T, 1, Z, Y, X, W, UNORM, 0), + + _(A8R8G8B8_UNORM, A8R8G8B8, T, T, T, T, W, Z, Y, X, UNORM, 0), + _(A8R8G8B8_SRGB, A8R8G8B8, T, T, T, T, W, Z, Y, X, UNORM, SRGB), + _(A8B8G8R8_UNORM, A8R8G8B8, T, T, T, T, W, X, Y, Z, UNORM, 0), + _(A8B8G8R8_SRGB, A8R8G8B8, T, T, T, T, W, X, Y, Z, UNORM, SRGB), + _(X8R8G8B8_UNORM, A8R8G8B8, T, T, T, 1, W, Z, Y, X, UNORM, 0), + _(X8R8G8B8_SRGB, A8R8G8B8, T, T, T, 1, W, Z, Y, X, UNORM, SRGB), + + _(B5G5R5A1_UNORM, A1R5G5B5, T, T, T, T, X, Y, Z, W, UNORM, 0), + _(B5G5R5X1_UNORM, A1R5G5B5, T, T, T, 1, X, Y, Z, W, UNORM, 0), + + _(B4G4R4A4_UNORM, A4R4G4B4, T, T, T, T, X, Y, Z, W, UNORM, 0), + _(B4G4R4X4_UNORM, A4R4G4B4, T, T, T, 1, X, Y, Z, W, UNORM, 0), + + _(B5G6R5_UNORM, R5G6B5, T, T, T, 1, X, Y, Z, W, UNORM, 0), + + _(R8_UNORM, L8, T, 0, 0, 1, X, X, X, X, UNORM, 0), + _(R8_SNORM, L8, T, 0, 0, 1, X, X, X, X, SNORM, 0), + _(L8_UNORM, L8, T, T, T, 1, X, X, X, X, UNORM, 0), + _(L8_SRGB, L8, T, T, T, 1, X, X, X, X, UNORM, SRGB), + _(A8_UNORM, L8, 0, 0, 0, T, X, X, X, X, UNORM, 0), + _(I8_UNORM, L8, T, T, T, T, X, X, X, X, UNORM, 0), + + _(R8G8_UNORM, A8L8, T, T, T, T, X, X, X, W, UNORM, 0), + _(R8G8_SNORM, A8L8, T, T, T, T, X, X, X, W, SNORM, 0), + _(L8A8_UNORM, A8L8, T, T, T, T, X, X, X, W, UNORM, 0), + _(L8A8_SRGB, A8L8, T, T, T, T, X, X, X, W, UNORM, SRGB), + + _(DXT1_RGB, DXT1, T, T, T, 1, X, Y, Z, W, UNORM, 0), + _(DXT1_SRGB, DXT1, T, T, T, 1, X, Y, Z, W, UNORM, SRGB), + _(DXT1_RGBA, DXT1, T, T, T, T, X, Y, Z, W, UNORM, 0), + _(DXT1_SRGBA, DXT1, T, T, T, T, X, Y, Z, W, UNORM, SRGB), + _(DXT3_RGBA, DXT3, T, T, T, T, X, Y, Z, W, UNORM, 0), + _(DXT3_SRGBA, DXT3, T, T, T, T, X, Y, Z, W, UNORM, SRGB), + _(DXT5_RGBA, DXT5, T, T, T, T, X, Y, Z, W, UNORM, 0), + _(DXT5_SRGBA, DXT5, T, T, T, T, X, Y, Z, W, UNORM, SRGB), + + __(Z16_UNORM, A8L8, Z16, T, T, T, 1, W, W, W, W, UNORM, 0), + __(S8_USCALED_Z24_UNORM,HILO16,Z24, T, T, T, 1, W, W, W, W, UNORM, 0), + __(X8Z24_UNORM, HILO16,Z24, T, T, T, 1, W, W, W, W, UNORM, 0), + + _(R16_UNORM, A16, T, 0, 0, 1, X, X, X, X, UNORM, 0), + _(R16_SNORM, A16, T, 0, 0, 1, X, X, X, X, SNORM, 0), + _(R16G16_UNORM, HILO16, T, T, 0, 1, X, Y, X, X, UNORM, 0), + _(R16G16_SNORM, HILO16, T, T, 0, 1, X, Y, X, X, SNORM, 0), + + _(R16G16B16A16_FLOAT, RGBA16F, T, T, T, T, X, Y, Z, W, UNORM, 0), + _(R32G32B32A32_FLOAT, RGBA32F, T, T, T, T, X, Y, Z, W, UNORM, 0), + _(R32_FLOAT, R32F, T, 0, 0, 1, X, X, X, X, UNORM, 0) +}; |