diff options
Diffstat (limited to 'src/gallium/drivers/nv30/nv30_state.c')
| -rw-r--r-- | src/gallium/drivers/nv30/nv30_state.c | 447 |
1 files changed, 447 insertions, 0 deletions
diff --git a/src/gallium/drivers/nv30/nv30_state.c b/src/gallium/drivers/nv30/nv30_state.c new file mode 100644 index 00000000000..64a8f33d466 --- /dev/null +++ b/src/gallium/drivers/nv30/nv30_state.c @@ -0,0 +1,447 @@ +/* + * Copyright 2012 Red Hat Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF + * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: Ben Skeggs + * + */ + +#include "util/u_inlines.h" + +#include "nouveau/nouveau_gldefs.h" +#include "nouveau/nv_object.xml.h" +#include "nv30-40_3d.xml.h" +#include "nv30_context.h" +#include "nv30_winsys.h" + +#define NV40_3D_MRT_BLEND_ENABLE 0x0000036c + +static void * +nv30_blend_state_create(struct pipe_context *pipe, + const struct pipe_blend_state *cso) +{ + struct nouveau_object *eng3d = nv30_context(pipe)->screen->eng3d; + struct nv30_blend_stateobj *so; + uint32_t blend[2], cmask[2]; + int i; + + so = CALLOC_STRUCT(nv30_blend_stateobj); + if (!so) + return NULL; + so->pipe = *cso; + + if (cso->logicop_enable) { + SB_MTHD30(so, COLOR_LOGIC_OP_ENABLE, 2); + SB_DATA (so, 1); + SB_DATA (so, nvgl_logicop_func(cso->logicop_func)); + } else { + SB_MTHD30(so, COLOR_LOGIC_OP_ENABLE, 1); + SB_DATA (so, 0); + } + + SB_MTHD30(so, DITHER_ENABLE, 1); + SB_DATA (so, cso->dither); + + blend[0] = cso->rt[0].blend_enable; + cmask[0] = !!(cso->rt[0].colormask & PIPE_MASK_A) << 24 | + !!(cso->rt[0].colormask & PIPE_MASK_R) << 16 | + !!(cso->rt[0].colormask & PIPE_MASK_G) << 8 | + !!(cso->rt[0].colormask & PIPE_MASK_B); + if (cso->independent_blend_enable) { + blend[1] = 0; + cmask[1] = 0; + for (i = 1; i < 4; i++) { + blend[1] |= cso->rt[i].blend_enable << i; + cmask[1] |= !!(cso->rt[i].colormask & PIPE_MASK_A) << (0 + (i * 4)) | + !!(cso->rt[i].colormask & PIPE_MASK_R) << (1 + (i * 4)) | + !!(cso->rt[i].colormask & PIPE_MASK_G) << (2 + (i * 4)) | + !!(cso->rt[i].colormask & PIPE_MASK_B) << (3 + (i * 4)); + } + } else { + blend[1] = 0x0000000e * (blend[0] & 0x00000001); + cmask[1] = 0x00001110 * !!(cmask[0] & 0x01000000); + cmask[1] |= 0x00002220 * !!(cmask[0] & 0x00010000); + cmask[1] |= 0x00004440 * !!(cmask[0] & 0x00000100); + cmask[1] |= 0x00008880 * !!(cmask[0] & 0x00000001); + } + + if (eng3d->oclass >= NV40_3D_CLASS) { + SB_MTHD40(so, MRT_BLEND_ENABLE, 2); + SB_DATA (so, blend[1]); + SB_DATA (so, cmask[1]); + } + + if (blend[0] || blend[1]) { + SB_MTHD30(so, BLEND_FUNC_ENABLE, 3); + SB_DATA (so, blend[0]); + SB_DATA (so, (nvgl_blend_func(cso->rt[0].alpha_src_factor) << 16) | + nvgl_blend_func(cso->rt[0].rgb_src_factor)); + SB_DATA (so, (nvgl_blend_func(cso->rt[0].alpha_dst_factor) << 16) | + nvgl_blend_func(cso->rt[0].rgb_dst_factor)); + if (eng3d->oclass < NV40_3D_CLASS) { + SB_MTHD30(so, BLEND_EQUATION, 1); + SB_DATA (so, nvgl_blend_eqn(cso->rt[0].rgb_func)); + } else { + SB_MTHD40(so, BLEND_EQUATION, 1); + SB_DATA (so, (nvgl_blend_eqn(cso->rt[0].alpha_func) << 16) | + nvgl_blend_eqn(cso->rt[0].rgb_func)); + } + } else { + SB_MTHD30(so, BLEND_FUNC_ENABLE, 1); + SB_DATA (so, blend[0]); + } + + SB_MTHD30(so, COLOR_MASK, 1); + SB_DATA (so, cmask[0]); + return so; +} + +static void +nv30_blend_state_bind(struct pipe_context *pipe, void *hwcso) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nv30->blend = hwcso; + nv30->dirty |= NV30_NEW_BLEND; +} + +static void +nv30_blend_state_delete(struct pipe_context *pipe, void *hwcso) +{ + FREE(hwcso); +} + +static void * +nv30_rasterizer_state_create(struct pipe_context *pipe, + const struct pipe_rasterizer_state *cso) +{ + struct nv30_rasterizer_stateobj *so; + + so = CALLOC_STRUCT(nv30_rasterizer_stateobj); + if (!so) + return NULL; + so->pipe = *cso; + + SB_MTHD30(so, SHADE_MODEL, 1); + SB_DATA (so, cso->flatshade ? NV30_3D_SHADE_MODEL_FLAT : + NV30_3D_SHADE_MODEL_SMOOTH); + + SB_MTHD30(so, POLYGON_MODE_FRONT, 6); + SB_DATA (so, nvgl_polygon_mode(cso->fill_front)); + SB_DATA (so, nvgl_polygon_mode(cso->fill_back)); + if (cso->cull_face == PIPE_FACE_FRONT_AND_BACK) + SB_DATA (so, NV30_3D_CULL_FACE_FRONT_AND_BACK); + else + if (cso->cull_face == PIPE_FACE_FRONT) + SB_DATA (so, NV30_3D_CULL_FACE_FRONT); + else + SB_DATA (so, NV30_3D_CULL_FACE_BACK); + SB_DATA (so, cso->front_ccw ? NV30_3D_FRONT_FACE_CCW : + NV30_3D_FRONT_FACE_CW); + SB_DATA (so, cso->poly_smooth); + SB_DATA (so, cso->cull_face != PIPE_FACE_NONE); + + SB_MTHD30(so, POLYGON_OFFSET_POINT_ENABLE, 3); + SB_DATA (so, cso->offset_point); + SB_DATA (so, cso->offset_line); + SB_DATA (so, cso->offset_tri); + if (cso->offset_point || cso->offset_line || cso->offset_tri) { + SB_MTHD30(so, POLYGON_OFFSET_FACTOR, 2); + SB_DATA (so, fui(cso->offset_scale)); + SB_DATA (so, fui(cso->offset_units * 2.0)); + } + + SB_MTHD30(so, LINE_WIDTH, 2); + SB_DATA (so, (unsigned char)(cso->line_width * 8.0) & 0xff); + SB_DATA (so, cso->line_smooth); + SB_MTHD30(so, LINE_STIPPLE_ENABLE, 2); + SB_DATA (so, cso->line_stipple_enable); + SB_DATA (so, (cso->line_stipple_pattern << 16) | + cso->line_stipple_factor); + + SB_MTHD30(so, VERTEX_TWO_SIDE_ENABLE, 1); + SB_DATA (so, cso->light_twoside); + SB_MTHD30(so, POLYGON_STIPPLE_ENABLE, 1); + SB_DATA (so, cso->poly_stipple_enable); + SB_MTHD30(so, POINT_SIZE, 1); + SB_DATA (so, fui(cso->point_size)); + SB_MTHD30(so, FLATSHADE_FIRST, 1); + SB_DATA (so, cso->flatshade_first); + + SB_MTHD30(so, DEPTH_CONTROL, 1); + SB_DATA (so, cso->depth_clip ? 0x00000001 : 0x00000010); + return so; +} + +static void +nv30_rasterizer_state_bind(struct pipe_context *pipe, void *hwcso) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nv30->rast = hwcso; + nv30->dirty |= NV30_NEW_RASTERIZER; +} + +static void +nv30_rasterizer_state_delete(struct pipe_context *pipe, void *hwcso) +{ + FREE(hwcso); +} + +static void * +nv30_zsa_state_create(struct pipe_context *pipe, + const struct pipe_depth_stencil_alpha_state *cso) +{ + struct nv30_zsa_stateobj *so; + + so = CALLOC_STRUCT(nv30_zsa_stateobj); + if (!so) + return NULL; + so->pipe = *cso; + + SB_MTHD30(so, DEPTH_FUNC, 3); + SB_DATA (so, nvgl_comparison_op(cso->depth.func)); + SB_DATA (so, cso->depth.writemask); + SB_DATA (so, cso->depth.enabled); + + if (cso->stencil[0].enabled) { + SB_MTHD30(so, STENCIL_ENABLE(0), 3); + SB_DATA (so, 1); + SB_DATA (so, cso->stencil[0].writemask); + SB_DATA (so, nvgl_comparison_op(cso->stencil[0].func)); + SB_MTHD30(so, STENCIL_FUNC_MASK(0), 4); + SB_DATA (so, cso->stencil[0].valuemask); + SB_DATA (so, nvgl_stencil_op(cso->stencil[0].fail_op)); + SB_DATA (so, nvgl_stencil_op(cso->stencil[0].zfail_op)); + SB_DATA (so, nvgl_stencil_op(cso->stencil[0].zpass_op)); + } else { + SB_MTHD30(so, STENCIL_ENABLE(0), 2); + SB_DATA (so, 0); + SB_DATA (so, 0x000000ff); + } + + if (cso->stencil[1].enabled) { + SB_MTHD30(so, STENCIL_ENABLE(1), 3); + SB_DATA (so, 1); + SB_DATA (so, cso->stencil[1].writemask); + SB_DATA (so, nvgl_comparison_op(cso->stencil[1].func)); + SB_MTHD30(so, STENCIL_FUNC_MASK(1), 4); + SB_DATA (so, cso->stencil[1].valuemask); + SB_DATA (so, nvgl_stencil_op(cso->stencil[1].fail_op)); + SB_DATA (so, nvgl_stencil_op(cso->stencil[1].zfail_op)); + SB_DATA (so, nvgl_stencil_op(cso->stencil[1].zpass_op)); + } else { + SB_MTHD30(so, STENCIL_ENABLE(1), 1); + SB_DATA (so, 0); + } + + SB_MTHD30(so, ALPHA_FUNC_ENABLE, 3); + SB_DATA (so, cso->alpha.enabled ? 1 : 0); + SB_DATA (so, nvgl_comparison_op(cso->alpha.func)); + SB_DATA (so, float_to_ubyte(cso->alpha.ref_value)); + + return so; +} + +static void +nv30_zsa_state_bind(struct pipe_context *pipe, void *hwcso) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nv30->zsa = hwcso; + nv30->dirty |= NV30_NEW_ZSA; +} + +static void +nv30_zsa_state_delete(struct pipe_context *pipe, void *hwcso) +{ + FREE(hwcso); +} + +static void +nv30_set_blend_color(struct pipe_context *pipe, + const struct pipe_blend_color *bcol) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nv30->blend_colour = *bcol; + nv30->dirty |= NV30_NEW_BLEND_COLOUR; +} + +static void +nv30_set_stencil_ref(struct pipe_context *pipe, + const struct pipe_stencil_ref *sr) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nv30->stencil_ref = *sr; + nv30->dirty |= NV30_NEW_STENCIL_REF; +} + +static void +nv30_set_clip_state(struct pipe_context *pipe, + const struct pipe_clip_state *clip) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + memcpy(nv30->clip.ucp, clip->ucp, sizeof(clip->ucp)); + + nv30->dirty |= NV30_NEW_CLIP; +} + +static void +nv30_set_sample_mask(struct pipe_context *pipe, unsigned sample_mask) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nv30->sample_mask = sample_mask; + nv30->dirty |= NV30_NEW_SAMPLE_MASK; +} + +static void +nv30_set_constant_buffer(struct pipe_context *pipe, uint shader, uint index, + struct pipe_resource *buf) +{ + struct nv30_context *nv30 = nv30_context(pipe); + unsigned size; + + size = 0; + if (buf) + size = buf->width0 / (4 * sizeof(float)); + + if (shader == PIPE_SHADER_VERTEX) { + pipe_resource_reference(&nv30->vertprog.constbuf, buf); + nv30->vertprog.constbuf_nr = size; + nv30->dirty |= NV30_NEW_VERTCONST; + } else + if (shader == PIPE_SHADER_FRAGMENT) { + pipe_resource_reference(&nv30->fragprog.constbuf, buf); + nv30->fragprog.constbuf_nr = size; + nv30->dirty |= NV30_NEW_FRAGCONST; + } +} + +static void +nv30_set_framebuffer_state(struct pipe_context *pipe, + const struct pipe_framebuffer_state *fb) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nouveau_bufctx_reset(nv30->bufctx, BUFCTX_FB); + + nv30->framebuffer = *fb; + nv30->dirty |= NV30_NEW_FRAMEBUFFER; +} + +static void +nv30_set_polygon_stipple(struct pipe_context *pipe, + const struct pipe_poly_stipple *stipple) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nv30->stipple = *stipple; + nv30->dirty |= NV30_NEW_STIPPLE; +} + +static void +nv30_set_scissor_state(struct pipe_context *pipe, + const struct pipe_scissor_state *scissor) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nv30->scissor = *scissor; + nv30->dirty |= NV30_NEW_SCISSOR; +} + +static void +nv30_set_viewport_state(struct pipe_context *pipe, + const struct pipe_viewport_state *vpt) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + nv30->viewport = *vpt; + nv30->dirty |= NV30_NEW_VIEWPORT; +} + +static void +nv30_set_vertex_buffers(struct pipe_context *pipe, + unsigned count, + const struct pipe_vertex_buffer *vb) +{ + struct nv30_context *nv30 = nv30_context(pipe); + unsigned i; + + nouveau_bufctx_reset(nv30->bufctx, BUFCTX_VTXBUF); + + for (i = 0; i < count; ++i) + pipe_resource_reference(&nv30->vtxbuf[i].buffer, vb[i].buffer); + for (; i < nv30->num_vtxbufs; ++i) + pipe_resource_reference(&nv30->vtxbuf[i].buffer, NULL); + + memcpy(nv30->vtxbuf, vb, sizeof(*vb) * count); + nv30->num_vtxbufs = count; + + nv30->dirty |= NV30_NEW_ARRAYS; +} + +static void +nv30_set_index_buffer(struct pipe_context *pipe, + const struct pipe_index_buffer *ib) +{ + struct nv30_context *nv30 = nv30_context(pipe); + + if (ib) { + pipe_resource_reference(&nv30->idxbuf.buffer, ib->buffer); + memcpy(&nv30->idxbuf, ib, sizeof(nv30->idxbuf)); + } else { + pipe_resource_reference(&nv30->idxbuf.buffer, NULL); + } +} + +void +nv30_state_init(struct pipe_context *pipe) +{ + pipe->create_blend_state = nv30_blend_state_create; + pipe->bind_blend_state = nv30_blend_state_bind; + pipe->delete_blend_state = nv30_blend_state_delete; + + pipe->create_rasterizer_state = nv30_rasterizer_state_create; + pipe->bind_rasterizer_state = nv30_rasterizer_state_bind; + pipe->delete_rasterizer_state = nv30_rasterizer_state_delete; + + pipe->create_depth_stencil_alpha_state = nv30_zsa_state_create; + pipe->bind_depth_stencil_alpha_state = nv30_zsa_state_bind; + pipe->delete_depth_stencil_alpha_state = nv30_zsa_state_delete; + + pipe->set_blend_color = nv30_set_blend_color; + pipe->set_stencil_ref = nv30_set_stencil_ref; + pipe->set_clip_state = nv30_set_clip_state; + pipe->set_sample_mask = nv30_set_sample_mask; + pipe->set_constant_buffer = nv30_set_constant_buffer; + pipe->set_framebuffer_state = nv30_set_framebuffer_state; + pipe->set_polygon_stipple = nv30_set_polygon_stipple; + pipe->set_scissor_state = nv30_set_scissor_state; + pipe->set_viewport_state = nv30_set_viewport_state; + + pipe->set_vertex_buffers = nv30_set_vertex_buffers; + pipe->set_index_buffer = nv30_set_index_buffer; + + pipe->redefine_user_buffer = u_default_redefine_user_buffer; +} |