| /* |
| * Mesa 3-D graphics library |
| * Version: 3.5 |
| * |
| * Copyright (C) 1999 Brian Paul 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 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 |
| * BRIAN PAUL 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: |
| * Keith Whitwell <keithw@valinux.com> |
| */ |
| |
| #include "glheader.h" |
| #include "macros.h" |
| #include "types.h" |
| |
| #include "tnl/t_context.h" |
| |
| #include "ss_triangle.h" |
| #include "ss_context.h" |
| |
| #define SS_FLAT_BIT 0x1 |
| #define SS_OFFSET_BIT 0x2 |
| #define SS_TWOSIDE_BIT 0x4 |
| #define SS_UNFILLED_BIT 0x10 |
| #define SS_COPY_EXTRAS 0x20 /* optimization */ |
| #define SS_MAX_TRIFUNC 0x40 |
| |
| static triangle_func tri_tab[SS_MAX_TRIFUNC]; |
| static line_func line_tab[SS_MAX_TRIFUNC]; |
| static points_func points_tab[SS_MAX_TRIFUNC]; |
| static quad_func quad_tab[SS_MAX_TRIFUNC]; |
| |
| |
| #define SS_COLOR(a,b) COPY_4UBV(a,b) |
| #define SS_SPEC(a,b) COPY_4UBV(a,b) |
| #define SS_IND(a,b) (a = b) |
| |
| #define IND (0) |
| #define TAG(x) x |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT) |
| #define TAG(x) x##_flat |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_OFFSET_BIT) |
| #define TAG(x) x##_offset |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_OFFSET_BIT) |
| #define TAG(x) x##_flat_offset |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_TWOSIDE_BIT) |
| #define TAG(x) x##_twoside |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_TWOSIDE_BIT) |
| #define TAG(x) x##_flat_twoside |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_OFFSET_BIT|SS_TWOSIDE_BIT) |
| #define TAG(x) x##_offset_twoside |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_OFFSET_BIT|SS_TWOSIDE_BIT) |
| #define TAG(x) x##_flat_offset_twoside |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_UNFILLED_BIT) |
| #define TAG(x) x##_unfilled |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_UNFILLED_BIT) |
| #define TAG(x) x##_flat_unfilled |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_OFFSET_BIT|SS_UNFILLED_BIT) |
| #define TAG(x) x##_offset_unfilled |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_OFFSET_BIT|SS_UNFILLED_BIT) |
| #define TAG(x) x##_flat_offset_unfilled |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_TWOSIDE_BIT|SS_UNFILLED_BIT) |
| #define TAG(x) x##_twoside_unfilled |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_TWOSIDE_BIT|SS_UNFILLED_BIT) |
| #define TAG(x) x##_flat_twoside_unfilled |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_OFFSET_BIT|SS_TWOSIDE_BIT|SS_UNFILLED_BIT) |
| #define TAG(x) x##_offset_twoside_unfilled |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_OFFSET_BIT|SS_TWOSIDE_BIT|SS_UNFILLED_BIT) |
| #define TAG(x) x##_flat_offset_twoside_unfilled |
| #include "ss_tritmp.h" |
| |
| #define IND (0|SS_COPY_EXTRAS) |
| #define TAG(x) x##_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_flat_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_OFFSET_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_offset_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_OFFSET_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_flat_offset_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_TWOSIDE_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_twoside_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_TWOSIDE_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_flat_twoside_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_OFFSET_BIT|SS_TWOSIDE_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_offset_twoside_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_OFFSET_BIT|SS_TWOSIDE_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_flat_offset_twoside_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_UNFILLED_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_unfilled_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_UNFILLED_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_flat_unfilled_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_OFFSET_BIT|SS_UNFILLED_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_offset_unfilled_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_OFFSET_BIT|SS_UNFILLED_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_flat_offset_unfilled_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_TWOSIDE_BIT|SS_UNFILLED_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_twoside_unfilled_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_TWOSIDE_BIT|SS_UNFILLED_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_flat_twoside_unfilled_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_OFFSET_BIT|SS_TWOSIDE_BIT|SS_UNFILLED_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_offset_twoside_unfilled_spec |
| #include "ss_tritmp.h" |
| |
| #define IND (SS_FLAT_BIT|SS_OFFSET_BIT|SS_TWOSIDE_BIT|SS_UNFILLED_BIT|SS_COPY_EXTRAS) |
| #define TAG(x) x##_flat_offset_twoside_unfilled_spec |
| #include "ss_tritmp.h" |
| |
| |
| void _swsetup_trifuncs_init( GLcontext *ctx ) |
| { |
| (void) ctx; |
| |
| init(); |
| init_flat(); |
| init_offset(); |
| init_flat_offset(); |
| init_twoside(); |
| init_flat_twoside(); |
| init_offset_twoside(); |
| init_flat_offset_twoside(); |
| init_unfilled(); |
| init_flat_unfilled(); |
| init_offset_unfilled(); |
| init_flat_offset_unfilled(); |
| init_twoside_unfilled(); |
| init_flat_twoside_unfilled(); |
| init_offset_twoside_unfilled(); |
| init_flat_offset_twoside_unfilled(); |
| |
| init_spec(); |
| init_flat_spec(); |
| init_offset_spec(); |
| init_flat_offset_spec(); |
| init_twoside_spec(); |
| init_flat_twoside_spec(); |
| init_offset_twoside_spec(); |
| init_flat_offset_twoside_spec(); |
| init_unfilled_spec(); |
| init_flat_unfilled_spec(); |
| init_offset_unfilled_spec(); |
| init_flat_offset_unfilled_spec(); |
| init_twoside_unfilled_spec(); |
| init_flat_twoside_unfilled_spec(); |
| init_offset_twoside_unfilled_spec(); |
| init_flat_offset_twoside_unfilled_spec(); |
| } |
| |
| |
| void _swsetup_choose_trifuncs( GLcontext *ctx ) |
| { |
| SScontext *swsetup = SWSETUP_CONTEXT(ctx); |
| GLuint ind = 0; |
| |
| if (ctx->Light.ShadeModel == GL_FLAT) |
| ind |= SS_FLAT_BIT; |
| |
| if (ctx->Polygon._OffsetAny) |
| ind |= SS_OFFSET_BIT; |
| |
| if (ctx->Light.Enabled && ctx->Light.Model.TwoSide) |
| ind |= SS_TWOSIDE_BIT; |
| |
| if (ctx->Polygon._Unfilled) |
| ind |= SS_UNFILLED_BIT; |
| |
| if ((ctx->_TriangleCaps & DD_SEPERATE_SPECULAR) || |
| ctx->RenderMode == GL_SELECT || |
| !ctx->Visual.RGBAflag) |
| ind |= SS_COPY_EXTRAS; |
| |
| swsetup->Triangle = tri_tab[ind]; |
| swsetup->Line = line_tab[ind]; |
| swsetup->Points = points_tab[ind]; |
| swsetup->Quad = quad_tab[ind]; |
| } |
| |