| /* |
| * Copyright (C) 2009 Francisco Jerez. |
| * All Rights Reserved. |
| * |
| * 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 (including the |
| * next paragraph) 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 COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS 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. |
| * |
| */ |
| |
| #include "nouveau_driver.h" |
| #include "nouveau_context.h" |
| #include "nouveau_util.h" |
| #include "nv04_3d.xml.h" |
| #include "nv04_driver.h" |
| |
| #include "tnl/tnl.h" |
| #include "tnl/t_pipeline.h" |
| #include "tnl/t_vertex.h" |
| |
| #define NUM_VERTEX_ATTRS 6 |
| |
| static void |
| swtnl_update_viewport(struct gl_context *ctx) |
| { |
| float *viewport = to_nv04_context(ctx)->viewport; |
| struct gl_framebuffer *fb = ctx->DrawBuffer; |
| |
| get_viewport_scale(ctx, viewport); |
| get_viewport_translate(ctx, &viewport[MAT_TX]); |
| |
| /* It wants normalized Z coordinates. */ |
| viewport[MAT_SZ] /= fb->_DepthMaxF; |
| viewport[MAT_TZ] /= fb->_DepthMaxF; |
| } |
| |
| static void |
| swtnl_emit_attr(struct gl_context *ctx, struct tnl_attr_map *m, int attr, int emit) |
| { |
| TNLcontext *tnl = TNL_CONTEXT(ctx); |
| |
| if (tnl->render_inputs_bitset & BITFIELD64_BIT(attr)) |
| *m = (struct tnl_attr_map) { |
| .attrib = attr, |
| .format = emit, |
| }; |
| else |
| *m = (struct tnl_attr_map) { |
| .format = EMIT_PAD, |
| .offset = _tnl_format_info[emit].attrsize, |
| }; |
| } |
| |
| static void |
| swtnl_choose_attrs(struct gl_context *ctx) |
| { |
| TNLcontext *tnl = TNL_CONTEXT(ctx); |
| struct nouveau_object *fahrenheit = nv04_context_engine(ctx); |
| struct nv04_context *nctx = to_nv04_context(ctx); |
| static struct tnl_attr_map map[NUM_VERTEX_ATTRS]; |
| int n = 0; |
| |
| tnl->vb.AttribPtr[VERT_ATTRIB_POS] = tnl->vb.NdcPtr; |
| |
| swtnl_emit_attr(ctx, &map[n++], _TNL_ATTRIB_POS, EMIT_4F_VIEWPORT); |
| swtnl_emit_attr(ctx, &map[n++], _TNL_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA); |
| swtnl_emit_attr(ctx, &map[n++], _TNL_ATTRIB_COLOR1, EMIT_3UB_3F_BGR); |
| swtnl_emit_attr(ctx, &map[n++], _TNL_ATTRIB_FOG, EMIT_1UB_1F); |
| swtnl_emit_attr(ctx, &map[n++], _TNL_ATTRIB_TEX0, EMIT_2F); |
| if (nv04_mtex_engine(fahrenheit)) |
| swtnl_emit_attr(ctx, &map[n++], _TNL_ATTRIB_TEX1, EMIT_2F); |
| |
| swtnl_update_viewport(ctx); |
| |
| _tnl_install_attrs(ctx, map, n, nctx->viewport, 0); |
| } |
| |
| /* TnL renderer entry points */ |
| |
| static void |
| swtnl_restart_ttri(struct nv04_context *nv04, struct nouveau_pushbuf *push) |
| { |
| BEGIN_NV04(push, NV04_TTRI(COLORKEY), 7); |
| PUSH_DATA (push, nv04->colorkey); |
| PUSH_RELOC(push, nv04->texture[0]->bo, nv04->texture[0]->offset, |
| NOUVEAU_BO_LOW, 0, 0); |
| PUSH_RELOC(push, nv04->texture[0]->bo, nv04->format[0], NOUVEAU_BO_OR, |
| NV04_TEXTURED_TRIANGLE_FORMAT_DMA_A, |
| NV04_TEXTURED_TRIANGLE_FORMAT_DMA_B); |
| PUSH_DATA (push, nv04->filter[0]); |
| PUSH_DATA (push, nv04->blend); |
| PUSH_DATA (push, nv04->ctrl[0] & ~0x3e000000); |
| PUSH_DATA (push, nv04->fog); |
| } |
| |
| static void |
| swtnl_restart_mtri(struct nv04_context *nv04, struct nouveau_pushbuf *push) |
| { |
| BEGIN_NV04(push, NV04_MTRI(OFFSET(0)), 8); |
| PUSH_RELOC(push, nv04->texture[0]->bo, nv04->texture[0]->offset, |
| NOUVEAU_BO_LOW, 0, 0); |
| PUSH_RELOC(push, nv04->texture[1]->bo, nv04->texture[1]->offset, |
| NOUVEAU_BO_LOW, 0, 0); |
| PUSH_RELOC(push, nv04->texture[0]->bo, nv04->format[0], NOUVEAU_BO_OR, |
| NV04_TEXTURED_TRIANGLE_FORMAT_DMA_A, |
| NV04_TEXTURED_TRIANGLE_FORMAT_DMA_B); |
| PUSH_RELOC(push, nv04->texture[1]->bo, nv04->format[1], NOUVEAU_BO_OR, |
| NV04_TEXTURED_TRIANGLE_FORMAT_DMA_A, |
| NV04_TEXTURED_TRIANGLE_FORMAT_DMA_B); |
| PUSH_DATA (push, nv04->filter[0]); |
| PUSH_DATA (push, nv04->filter[1]); |
| PUSH_DATA (push, nv04->alpha[0]); |
| PUSH_DATA (push, nv04->color[0]); |
| BEGIN_NV04(push, NV04_MTRI(COMBINE_ALPHA(1)), 8); |
| PUSH_DATA (push, nv04->alpha[1]); |
| PUSH_DATA (push, nv04->color[1]); |
| PUSH_DATA (push, nv04->factor); |
| PUSH_DATA (push, nv04->blend & ~0x0000000f); |
| PUSH_DATA (push, nv04->ctrl[0]); |
| PUSH_DATA (push, nv04->ctrl[1]); |
| PUSH_DATA (push, nv04->ctrl[2]); |
| PUSH_DATA (push, nv04->fog); |
| } |
| |
| static inline bool |
| swtnl_restart(struct gl_context *ctx, int multi, unsigned vertex_size) |
| { |
| const int tex_flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_GART | NOUVEAU_BO_RD; |
| struct nv04_context *nv04 = to_nv04_context(ctx); |
| struct nouveau_pushbuf *push = context_push(ctx); |
| struct nouveau_pushbuf_refn refs[] = { |
| { nv04->texture[0]->bo, tex_flags }, |
| { nv04->texture[1]->bo, tex_flags }, |
| }; |
| |
| /* wait for enough space for state, and at least one whole primitive */ |
| if (nouveau_pushbuf_space(push, 32 + (4 * vertex_size), 4, 0) || |
| nouveau_pushbuf_refn (push, refs, multi ? 2 : 1)) |
| return false; |
| |
| /* emit engine state */ |
| if (multi) |
| swtnl_restart_mtri(nv04, push); |
| else |
| swtnl_restart_ttri(nv04, push); |
| |
| return true; |
| } |
| |
| static void |
| swtnl_start(struct gl_context *ctx) |
| { |
| struct nouveau_object *eng3d = nv04_context_engine(ctx); |
| struct nouveau_pushbuf *push = context_push(ctx); |
| unsigned vertex_size; |
| |
| nouveau_pushbuf_bufctx(push, push->user_priv); |
| nouveau_pushbuf_validate(push); |
| |
| swtnl_choose_attrs(ctx); |
| |
| vertex_size = TNL_CONTEXT(ctx)->clipspace.vertex_size / 4; |
| if (eng3d->oclass == NV04_MULTITEX_TRIANGLE_CLASS) |
| swtnl_restart(ctx, 1, vertex_size); |
| else |
| swtnl_restart(ctx, 0, vertex_size); |
| } |
| |
| static void |
| swtnl_finish(struct gl_context *ctx) |
| { |
| struct nouveau_pushbuf *push = context_push(ctx); |
| |
| nouveau_pushbuf_bufctx(push, NULL); |
| } |
| |
| static void |
| swtnl_primitive(struct gl_context *ctx, GLenum mode) |
| { |
| } |
| |
| static void |
| swtnl_reset_stipple(struct gl_context *ctx) |
| { |
| } |
| |
| /* Primitive rendering */ |
| |
| #define BEGIN_PRIMITIVE(n) \ |
| struct nouveau_object *eng3d = to_nv04_context(ctx)->eng3d; \ |
| struct nouveau_pushbuf *push = context_push(ctx); \ |
| int vertex_size = TNL_CONTEXT(ctx)->clipspace.vertex_size / 4; \ |
| int multi = (eng3d->oclass == NV04_MULTITEX_TRIANGLE_CLASS); \ |
| \ |
| if (PUSH_AVAIL(push) < 32 + (n * vertex_size)) { \ |
| if (!swtnl_restart(ctx, multi, vertex_size)) \ |
| return; \ |
| } \ |
| \ |
| BEGIN_NV04(push, NV04_TTRI(TLVERTEX_SX(0)), n * vertex_size); |
| |
| #define OUT_VERTEX(i) \ |
| PUSH_DATAp(push, _tnl_get_vertex(ctx, i), vertex_size); |
| |
| #define END_PRIMITIVE(draw) \ |
| if (multi) { \ |
| BEGIN_NV04(push, NV04_MTRI(DRAWPRIMITIVE(0)), 1); \ |
| PUSH_DATA (push, draw); \ |
| } else { \ |
| BEGIN_NV04(push, NV04_TTRI(DRAWPRIMITIVE(0)), 1); \ |
| PUSH_DATA (push, draw); \ |
| } |
| |
| static void |
| swtnl_points(struct gl_context *ctx, GLuint first, GLuint last) |
| { |
| } |
| |
| static void |
| swtnl_line(struct gl_context *ctx, GLuint v1, GLuint v2) |
| { |
| } |
| |
| static void |
| swtnl_triangle(struct gl_context *ctx, GLuint v1, GLuint v2, GLuint v3) |
| { |
| BEGIN_PRIMITIVE(3); |
| OUT_VERTEX(v1); |
| OUT_VERTEX(v2); |
| OUT_VERTEX(v3); |
| END_PRIMITIVE(0x102); |
| } |
| |
| static void |
| swtnl_quad(struct gl_context *ctx, GLuint v1, GLuint v2, GLuint v3, GLuint v4) |
| { |
| BEGIN_PRIMITIVE(4); |
| OUT_VERTEX(v1); |
| OUT_VERTEX(v2); |
| OUT_VERTEX(v3); |
| OUT_VERTEX(v4); |
| END_PRIMITIVE(0x213103); |
| } |
| |
| /* TnL initialization. */ |
| void |
| nv04_render_init(struct gl_context *ctx) |
| { |
| TNLcontext *tnl = TNL_CONTEXT(ctx); |
| |
| tnl->Driver.RunPipeline = _tnl_run_pipeline; |
| tnl->Driver.Render.Interp = _tnl_interp; |
| tnl->Driver.Render.CopyPV = _tnl_copy_pv; |
| tnl->Driver.Render.ClippedPolygon = _tnl_RenderClippedPolygon; |
| tnl->Driver.Render.ClippedLine = _tnl_RenderClippedLine; |
| tnl->Driver.Render.BuildVertices = _tnl_build_vertices; |
| |
| tnl->Driver.Render.Start = swtnl_start; |
| tnl->Driver.Render.Finish = swtnl_finish; |
| tnl->Driver.Render.PrimitiveNotify = swtnl_primitive; |
| tnl->Driver.Render.ResetLineStipple = swtnl_reset_stipple; |
| |
| tnl->Driver.Render.Points = swtnl_points; |
| tnl->Driver.Render.Line = swtnl_line; |
| tnl->Driver.Render.Triangle = swtnl_triangle; |
| tnl->Driver.Render.Quad = swtnl_quad; |
| |
| _tnl_need_projected_coords(ctx, GL_TRUE); |
| _tnl_init_vertices(ctx, tnl->vb.Size, |
| NUM_VERTEX_ATTRS * 4 * sizeof(GLfloat)); |
| _tnl_allow_pixel_fog(ctx, GL_FALSE); |
| _tnl_wakeup(ctx); |
| } |
| |
| void |
| nv04_render_destroy(struct gl_context *ctx) |
| { |
| } |