diff options
Diffstat (limited to 'src/gallium/drivers/nv20/nv20_state.c')
-rw-r--r-- | src/gallium/drivers/nv20/nv20_state.c | 583 |
1 files changed, 583 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv20/nv20_state.c b/src/gallium/drivers/nv20/nv20_state.c new file mode 100644 index 0000000000..3d9a276fa1 --- /dev/null +++ b/src/gallium/drivers/nv20/nv20_state.c @@ -0,0 +1,583 @@ +#include "draw/draw_context.h" +#include "pipe/p_state.h" +#include "pipe/p_defines.h" +#include "pipe/p_shader_tokens.h" +#include "pipe/p_inlines.h" + +#include "tgsi/tgsi_parse.h" + +#include "nv20_context.h" +#include "nv20_state.h" + +static void * +nv20_blend_state_create(struct pipe_context *pipe, + const struct pipe_blend_state *cso) +{ + struct nv20_blend_state *cb; + + cb = MALLOC(sizeof(struct nv20_blend_state)); + + cb->b_enable = cso->blend_enable ? 1 : 0; + cb->b_srcfunc = ((nvgl_blend_func(cso->alpha_src_factor)<<16) | + (nvgl_blend_func(cso->rgb_src_factor))); + cb->b_dstfunc = ((nvgl_blend_func(cso->alpha_dst_factor)<<16) | + (nvgl_blend_func(cso->rgb_dst_factor))); + + cb->c_mask = (((cso->colormask & PIPE_MASK_A) ? (0x01<<24) : 0) | + ((cso->colormask & PIPE_MASK_R) ? (0x01<<16) : 0) | + ((cso->colormask & PIPE_MASK_G) ? (0x01<< 8) : 0) | + ((cso->colormask & PIPE_MASK_B) ? (0x01<< 0) : 0)); + + cb->d_enable = cso->dither ? 1 : 0; + + return (void *)cb; +} + +static void +nv20_blend_state_bind(struct pipe_context *pipe, void *blend) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + nv20->blend = (struct nv20_blend_state*)blend; + + nv20->dirty |= NV20_NEW_BLEND; +} + +static void +nv20_blend_state_delete(struct pipe_context *pipe, void *hwcso) +{ + FREE(hwcso); +} + + +static INLINE unsigned +wrap_mode(unsigned wrap) { + unsigned ret; + + switch (wrap) { + case PIPE_TEX_WRAP_REPEAT: + ret = NV20TCL_TX_WRAP_S_REPEAT; + break; + case PIPE_TEX_WRAP_MIRROR_REPEAT: + ret = NV20TCL_TX_WRAP_S_MIRRORED_REPEAT; + break; + case PIPE_TEX_WRAP_CLAMP_TO_EDGE: + ret = NV20TCL_TX_WRAP_S_CLAMP_TO_EDGE; + break; + case PIPE_TEX_WRAP_CLAMP_TO_BORDER: + ret = NV20TCL_TX_WRAP_S_CLAMP_TO_BORDER; + break; + case PIPE_TEX_WRAP_CLAMP: + ret = NV20TCL_TX_WRAP_S_CLAMP; + break; + case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE: + case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER: + case PIPE_TEX_WRAP_MIRROR_CLAMP: + default: + NOUVEAU_ERR("unknown wrap mode: %d\n", wrap); + ret = NV20TCL_TX_WRAP_S_REPEAT; + break; + } + + return (ret >> NV20TCL_TX_WRAP_S_SHIFT); +} + +static void * +nv20_sampler_state_create(struct pipe_context *pipe, + const struct pipe_sampler_state *cso) +{ + struct nv20_sampler_state *ps; + uint32_t filter = 0; + + ps = MALLOC(sizeof(struct nv20_sampler_state)); + + ps->wrap = ((wrap_mode(cso->wrap_s) << NV20TCL_TX_WRAP_S_SHIFT) | + (wrap_mode(cso->wrap_t) << NV20TCL_TX_WRAP_T_SHIFT)); + + ps->en = 0; + if (cso->max_anisotropy > 1.0) { + /* no idea, binary driver sets it, works without it.. meh.. */ + ps->wrap |= (1 << 5); + +/* if (cso->max_anisotropy >= 8.0) { + ps->en |= NV20TCL_TX_ENABLE_ANISO_8X; + } else + if (cso->max_anisotropy >= 4.0) { + ps->en |= NV20TCL_TX_ENABLE_ANISO_4X; + } else { + ps->en |= NV20TCL_TX_ENABLE_ANISO_2X; + }*/ + } + + switch (cso->mag_img_filter) { + case PIPE_TEX_FILTER_LINEAR: + filter |= NV20TCL_TX_FILTER_MAGNIFY_LINEAR; + break; + case PIPE_TEX_FILTER_NEAREST: + default: + filter |= NV20TCL_TX_FILTER_MAGNIFY_NEAREST; + break; + } + + switch (cso->min_img_filter) { + case PIPE_TEX_FILTER_LINEAR: + switch (cso->min_mip_filter) { + case PIPE_TEX_MIPFILTER_NEAREST: + filter |= + NV20TCL_TX_FILTER_MINIFY_LINEAR_MIPMAP_NEAREST; + break; + case PIPE_TEX_MIPFILTER_LINEAR: + filter |= NV20TCL_TX_FILTER_MINIFY_LINEAR_MIPMAP_LINEAR; + break; + case PIPE_TEX_MIPFILTER_NONE: + default: + filter |= NV20TCL_TX_FILTER_MINIFY_LINEAR; + break; + } + break; + case PIPE_TEX_FILTER_NEAREST: + default: + switch (cso->min_mip_filter) { + case PIPE_TEX_MIPFILTER_NEAREST: + filter |= + NV20TCL_TX_FILTER_MINIFY_NEAREST_MIPMAP_NEAREST; + break; + case PIPE_TEX_MIPFILTER_LINEAR: + filter |= + NV20TCL_TX_FILTER_MINIFY_NEAREST_MIPMAP_LINEAR; + break; + case PIPE_TEX_MIPFILTER_NONE: + default: + filter |= NV20TCL_TX_FILTER_MINIFY_NEAREST; + break; + } + break; + } + + ps->filt = filter; + +/* if (cso->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) { + switch (cso->compare_func) { + case PIPE_FUNC_NEVER: + ps->wrap |= NV10TCL_TX_WRAP_RCOMP_NEVER; + break; + case PIPE_FUNC_GREATER: + ps->wrap |= NV10TCL_TX_WRAP_RCOMP_GREATER; + break; + case PIPE_FUNC_EQUAL: + ps->wrap |= NV10TCL_TX_WRAP_RCOMP_EQUAL; + break; + case PIPE_FUNC_GEQUAL: + ps->wrap |= NV10TCL_TX_WRAP_RCOMP_GEQUAL; + break; + case PIPE_FUNC_LESS: + ps->wrap |= NV10TCL_TX_WRAP_RCOMP_LESS; + break; + case PIPE_FUNC_NOTEQUAL: + ps->wrap |= NV10TCL_TX_WRAP_RCOMP_NOTEQUAL; + break; + case PIPE_FUNC_LEQUAL: + ps->wrap |= NV10TCL_TX_WRAP_RCOMP_LEQUAL; + break; + case PIPE_FUNC_ALWAYS: + ps->wrap |= NV10TCL_TX_WRAP_RCOMP_ALWAYS; + break; + default: + break; + } + }*/ + + ps->bcol = ((float_to_ubyte(cso->border_color[3]) << 24) | + (float_to_ubyte(cso->border_color[0]) << 16) | + (float_to_ubyte(cso->border_color[1]) << 8) | + (float_to_ubyte(cso->border_color[2]) << 0)); + + return (void *)ps; +} + +static void +nv20_sampler_state_bind(struct pipe_context *pipe, unsigned nr, void **sampler) +{ + struct nv20_context *nv20 = nv20_context(pipe); + unsigned unit; + + for (unit = 0; unit < nr; unit++) { + nv20->tex_sampler[unit] = sampler[unit]; + nv20->dirty_samplers |= (1 << unit); + } +} + +static void +nv20_sampler_state_delete(struct pipe_context *pipe, void *hwcso) +{ + FREE(hwcso); +} + +static void +nv20_set_sampler_texture(struct pipe_context *pipe, unsigned nr, + struct pipe_texture **miptree) +{ + struct nv20_context *nv20 = nv20_context(pipe); + unsigned unit; + + for (unit = 0; unit < nr; unit++) { + nv20->tex_miptree[unit] = (struct nv20_miptree *)miptree[unit]; + nv20->dirty_samplers |= (1 << unit); + } +} + +static void * +nv20_rasterizer_state_create(struct pipe_context *pipe, + const struct pipe_rasterizer_state *cso) +{ + struct nv20_rasterizer_state *rs; + int i; + + /*XXX: ignored: + * light_twoside + * offset_cw/ccw -nohw + * scissor + * point_smooth -nohw + * multisample + * offset_units / offset_scale + */ + rs = MALLOC(sizeof(struct nv20_rasterizer_state)); + + rs->templ = cso; + + rs->shade_model = cso->flatshade ? NV20TCL_SHADE_MODEL_FLAT : + NV20TCL_SHADE_MODEL_SMOOTH; + + rs->line_width = (unsigned char)(cso->line_width * 8.0) & 0xff; + rs->line_smooth_en = cso->line_smooth ? 1 : 0; + + /* XXX: nv20 and nv25 different! */ + rs->point_size = *(uint32_t*)&cso->point_size; + + rs->poly_smooth_en = cso->poly_smooth ? 1 : 0; + + if (cso->front_winding == PIPE_WINDING_CCW) { + rs->front_face = NV20TCL_FRONT_FACE_CCW; + rs->poly_mode_front = nvgl_polygon_mode(cso->fill_ccw); + rs->poly_mode_back = nvgl_polygon_mode(cso->fill_cw); + } else { + rs->front_face = NV20TCL_FRONT_FACE_CW; + rs->poly_mode_front = nvgl_polygon_mode(cso->fill_cw); + rs->poly_mode_back = nvgl_polygon_mode(cso->fill_ccw); + } + + switch (cso->cull_mode) { + case PIPE_WINDING_CCW: + rs->cull_face_en = 1; + if (cso->front_winding == PIPE_WINDING_CCW) + rs->cull_face = NV20TCL_CULL_FACE_FRONT; + else + rs->cull_face = NV20TCL_CULL_FACE_BACK; + break; + case PIPE_WINDING_CW: + rs->cull_face_en = 1; + if (cso->front_winding == PIPE_WINDING_CW) + rs->cull_face = NV20TCL_CULL_FACE_FRONT; + else + rs->cull_face = NV20TCL_CULL_FACE_BACK; + break; + case PIPE_WINDING_BOTH: + rs->cull_face_en = 1; + rs->cull_face = NV20TCL_CULL_FACE_FRONT_AND_BACK; + break; + case PIPE_WINDING_NONE: + default: + rs->cull_face_en = 0; + rs->cull_face = 0; + break; + } + + if (cso->sprite_coord_enable) { + rs->point_sprite = (1 << 0); + for (i = 0; i < 8; i++) { + if ((cso->sprite_coord_enable >> i) & 1) + rs->point_sprite |= (1 << (8 + i)); + } + } else { + rs->point_sprite = 0; + } + + return (void *)rs; +} + +static void +nv20_rasterizer_state_bind(struct pipe_context *pipe, void *rast) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + nv20->rast = (struct nv20_rasterizer_state*)rast; + + draw_set_rasterizer_state(nv20->draw, (nv20->rast ? nv20->rast->templ : NULL)); + + nv20->dirty |= NV20_NEW_RAST; +} + +static void +nv20_rasterizer_state_delete(struct pipe_context *pipe, void *hwcso) +{ + FREE(hwcso); +} + +static void * +nv20_depth_stencil_alpha_state_create(struct pipe_context *pipe, + const struct pipe_depth_stencil_alpha_state *cso) +{ + struct nv20_depth_stencil_alpha_state *hw; + + hw = MALLOC(sizeof(struct nv20_depth_stencil_alpha_state)); + + hw->depth.func = nvgl_comparison_op(cso->depth.func); + hw->depth.write_enable = cso->depth.writemask ? 1 : 0; + hw->depth.test_enable = cso->depth.enabled ? 1 : 0; + + hw->stencil.enable = cso->stencil[0].enabled ? 1 : 0; + hw->stencil.wmask = cso->stencil[0].writemask; + hw->stencil.func = nvgl_comparison_op(cso->stencil[0].func); + hw->stencil.ref = cso->stencil[0].ref_value; + hw->stencil.vmask = cso->stencil[0].valuemask; + hw->stencil.fail = nvgl_stencil_op(cso->stencil[0].fail_op); + hw->stencil.zfail = nvgl_stencil_op(cso->stencil[0].zfail_op); + hw->stencil.zpass = nvgl_stencil_op(cso->stencil[0].zpass_op); + + hw->alpha.enabled = cso->alpha.enabled ? 1 : 0; + hw->alpha.func = nvgl_comparison_op(cso->alpha.func); + hw->alpha.ref = float_to_ubyte(cso->alpha.ref_value); + + return (void *)hw; +} + +static void +nv20_depth_stencil_alpha_state_bind(struct pipe_context *pipe, void *dsa) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + nv20->dsa = (struct nv20_depth_stencil_alpha_state*)dsa; + + nv20->dirty |= NV20_NEW_DSA; +} + +static void +nv20_depth_stencil_alpha_state_delete(struct pipe_context *pipe, void *hwcso) +{ + FREE(hwcso); +} + +static void * +nv20_vp_state_create(struct pipe_context *pipe, + const struct pipe_shader_state *templ) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + return draw_create_vertex_shader(nv20->draw, templ); +} + +static void +nv20_vp_state_bind(struct pipe_context *pipe, void *shader) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + draw_bind_vertex_shader(nv20->draw, (struct draw_vertex_shader *) shader); + + nv20->dirty |= NV20_NEW_VERTPROG; +} + +static void +nv20_vp_state_delete(struct pipe_context *pipe, void *shader) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + draw_delete_vertex_shader(nv20->draw, (struct draw_vertex_shader *) shader); +} + +static void * +nv20_fp_state_create(struct pipe_context *pipe, + const struct pipe_shader_state *cso) +{ + struct nv20_fragment_program *fp; + + fp = CALLOC(1, sizeof(struct nv20_fragment_program)); + fp->pipe.tokens = tgsi_dup_tokens(cso->tokens); + + tgsi_scan_shader(cso->tokens, &fp->info); + + return (void *)fp; +} + +static void +nv20_fp_state_bind(struct pipe_context *pipe, void *hwcso) +{ + struct nv20_context *nv20 = nv20_context(pipe); + struct nv20_fragment_program *fp = hwcso; + + nv20->fragprog.current = fp; + nv20->dirty |= NV20_NEW_FRAGPROG; +} + +static void +nv20_fp_state_delete(struct pipe_context *pipe, void *hwcso) +{ + struct nv20_context *nv20 = nv20_context(pipe); + struct nv20_fragment_program *fp = hwcso; + + nv20_fragprog_destroy(nv20, fp); + FREE((void*)fp->pipe.tokens); + FREE(fp); +} + +static void +nv20_set_blend_color(struct pipe_context *pipe, + const struct pipe_blend_color *bcol) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + nv20->blend_color = (struct pipe_blend_color*)bcol; + + nv20->dirty |= NV20_NEW_BLENDCOL; +} + +static void +nv20_set_clip_state(struct pipe_context *pipe, + const struct pipe_clip_state *clip) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + draw_set_clip_state(nv20->draw, clip); +} + +static void +nv20_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index, + const struct pipe_constant_buffer *buf ) +{ + struct nv20_context *nv20 = nv20_context(pipe); + struct pipe_screen *pscreen = pipe->screen; + + assert(shader < PIPE_SHADER_TYPES); + assert(index == 0); + + if (buf) { + void *mapped; + if (buf->buffer && buf->buffer->size && + (mapped = pipe_buffer_map(pscreen, buf->buffer, PIPE_BUFFER_USAGE_CPU_READ))) + { + memcpy(nv20->constbuf[shader], mapped, buf->buffer->size); + nv20->constbuf_nr[shader] = + buf->buffer->size / (4 * sizeof(float)); + pipe_buffer_unmap(pscreen, buf->buffer); + } + } +} + +static void +nv20_set_framebuffer_state(struct pipe_context *pipe, + const struct pipe_framebuffer_state *fb) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + nv20->framebuffer = (struct pipe_framebuffer_state*)fb; + + nv20->dirty |= NV20_NEW_FRAMEBUFFER; +} + +static void +nv20_set_polygon_stipple(struct pipe_context *pipe, + const struct pipe_poly_stipple *stipple) +{ + NOUVEAU_ERR("line stipple hahaha\n"); +} + +static void +nv20_set_scissor_state(struct pipe_context *pipe, + const struct pipe_scissor_state *s) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + nv20->scissor = (struct pipe_scissor_state*)s; + + nv20->dirty |= NV20_NEW_SCISSOR; +} + +static void +nv20_set_viewport_state(struct pipe_context *pipe, + const struct pipe_viewport_state *vpt) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + nv20->viewport = (struct pipe_viewport_state*)vpt; + + draw_set_viewport_state(nv20->draw, nv20->viewport); + + nv20->dirty |= NV20_NEW_VIEWPORT; +} + +static void +nv20_set_vertex_buffers(struct pipe_context *pipe, unsigned count, + const struct pipe_vertex_buffer *vb) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + memcpy(nv20->vtxbuf, vb, sizeof(*vb) * count); + nv20->dirty |= NV20_NEW_VTXARRAYS; + + draw_set_vertex_buffers(nv20->draw, count, vb); +} + +static void +nv20_set_vertex_elements(struct pipe_context *pipe, unsigned count, + const struct pipe_vertex_element *ve) +{ + struct nv20_context *nv20 = nv20_context(pipe); + + memcpy(nv20->vtxelt, ve, sizeof(*ve) * count); + nv20->dirty |= NV20_NEW_VTXARRAYS; + + draw_set_vertex_elements(nv20->draw, count, ve); +} + +void +nv20_init_state_functions(struct nv20_context *nv20) +{ + nv20->pipe.create_blend_state = nv20_blend_state_create; + nv20->pipe.bind_blend_state = nv20_blend_state_bind; + nv20->pipe.delete_blend_state = nv20_blend_state_delete; + + nv20->pipe.create_sampler_state = nv20_sampler_state_create; + nv20->pipe.bind_fragment_sampler_states = nv20_sampler_state_bind; + nv20->pipe.delete_sampler_state = nv20_sampler_state_delete; + nv20->pipe.set_fragment_sampler_textures = nv20_set_sampler_texture; + + nv20->pipe.create_rasterizer_state = nv20_rasterizer_state_create; + nv20->pipe.bind_rasterizer_state = nv20_rasterizer_state_bind; + nv20->pipe.delete_rasterizer_state = nv20_rasterizer_state_delete; + + nv20->pipe.create_depth_stencil_alpha_state = + nv20_depth_stencil_alpha_state_create; + nv20->pipe.bind_depth_stencil_alpha_state = + nv20_depth_stencil_alpha_state_bind; + nv20->pipe.delete_depth_stencil_alpha_state = + nv20_depth_stencil_alpha_state_delete; + + nv20->pipe.create_vs_state = nv20_vp_state_create; + nv20->pipe.bind_vs_state = nv20_vp_state_bind; + nv20->pipe.delete_vs_state = nv20_vp_state_delete; + + nv20->pipe.create_fs_state = nv20_fp_state_create; + nv20->pipe.bind_fs_state = nv20_fp_state_bind; + nv20->pipe.delete_fs_state = nv20_fp_state_delete; + + nv20->pipe.set_blend_color = nv20_set_blend_color; + nv20->pipe.set_clip_state = nv20_set_clip_state; + nv20->pipe.set_constant_buffer = nv20_set_constant_buffer; + nv20->pipe.set_framebuffer_state = nv20_set_framebuffer_state; + nv20->pipe.set_polygon_stipple = nv20_set_polygon_stipple; + nv20->pipe.set_scissor_state = nv20_set_scissor_state; + nv20->pipe.set_viewport_state = nv20_set_viewport_state; + + nv20->pipe.set_vertex_buffers = nv20_set_vertex_buffers; + nv20->pipe.set_vertex_elements = nv20_set_vertex_elements; +} + |