| 1 | /* -*- mode: C; tab-width:8; c-basic-offset:2 -*- */
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| 2 |
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| 3 | /*
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| 4 | * Mesa 3-D graphics library
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| 5 | * Version: 3.3
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| 6 | *
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| 7 | * Copyright (C) 1999 Brian Paul All Rights Reserved.
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| 8 | *
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| 9 | * Permission is hereby granted, free of charge, to any person obtaining a
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| 10 | * copy of this software and associated documentation files (the "Software"),
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| 11 | * to deal in the Software without restriction, including without limitation
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| 12 | * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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| 13 | * and/or sell copies of the Software, and to permit persons to whom the
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| 14 | * Software is furnished to do so, subject to the following conditions:
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| 15 | *
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| 16 | * The above copyright notice and this permission notice shall be included
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| 17 | * in all copies or substantial portions of the Software.
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| 18 | *
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| 19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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| 20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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| 22 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 23 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 25 | *
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| 26 | *
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| 27 | * Original Mesa / 3Dfx device driver (C) 1999 David Bucciarelli, by the
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| 28 | * terms stated above.
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| 29 | *
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| 30 | * Thank you for your contribution, David!
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| 31 | *
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| 32 | * Please make note of the above copyright/license statement. If you
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| 33 | * contributed code or bug fixes to this code under the previous (GNU
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| 34 | * Library) license and object to the new license, your code will be
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| 35 | * removed at your request. Please see the Mesa docs/COPYRIGHT file
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| 36 | * for more information.
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| 37 | *
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| 38 | * Additional Mesa/3Dfx driver developers:
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| 39 | * Daryll Strauss <daryll@precisioninsight.com>
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| 40 | * Keith Whitwell <keith@precisioninsight.com>
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| 41 | *
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| 42 | * See fxapi.h for more revision/author details.
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| 43 | */
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| 44 |
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| 45 |
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| 46 | #if (IND & (SETUP_XY|SETUP_W|SETUP_Z))
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| 47 | #define V1 VARS_XY
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| 48 | #define I1 , INCR_XY
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| 49 | #else
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| 50 | #define V1
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| 51 | #define I1
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| 52 | #endif
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| 53 |
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| 54 | #if (IND & SETUP_XY)
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| 55 | #define S1 DO_SETUP_XY
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| 56 | #else
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| 57 | #define S1
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| 58 | #endif
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| 59 |
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| 60 | #if (IND & SETUP_W)
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| 61 | #define S2 S1 DO_SETUP_W
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| 62 | #define V2 V1 VARS_W
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| 63 | #else
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| 64 | #define S2 S1
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| 65 | #define V2 V1
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| 66 | #endif
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| 67 |
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| 68 | #if (IND & SETUP_Z)
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| 69 | #define S3 S2 DO_SETUP_Z
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| 70 | #else
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| 71 | #define S3 S2
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| 72 | #endif
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| 73 |
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| 74 | #if (IND & SETUP_RGBA)
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| 75 | #define V4 V2 VARS_RGBA
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| 76 | #define S4 S3 DO_SETUP_RGBA
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| 77 | #define I4 I1 , INCR_RGBA
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| 78 | #else
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| 79 | #define V4 V2
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| 80 | #define S4 S3
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| 81 | #define I4 I1
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| 82 | #endif
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| 83 |
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| 84 | #if (IND & SETUP_TMU0)
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| 85 | #define V5 V4 VARS_TMU0
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| 86 | #define S5 S4 DO_SETUP_TMU0
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| 87 | #define I5 I4 , INCR_TMU0
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| 88 | #define F5 FIXUP_TMU0
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| 89 | #else
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| 90 | #define V5 V4
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| 91 | #define S5 S4
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| 92 | #define I5 I4
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| 93 | #define F5
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| 94 | #endif
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| 95 |
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| 96 | #if (IND & SETUP_TMU1)
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| 97 | #define V6 V5 VARS_TMU1
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| 98 | #define S6 S5 DO_SETUP_TMU1
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| 99 | #define I6 I5 , INCR_TMU1
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| 100 | #define F6 F5 FIXUP_TMU1
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| 101 | #else
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| 102 | #define V6 V5
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| 103 | #define S6 S5
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| 104 | #define I6 I5
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| 105 | #define F6 F5
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| 106 | #endif
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| 107 |
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| 108 | #if (IND & SETUP_TMU0) && (IND & SETUP_TMU1)
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| 109 | #define F7 FIXUP_TMU01
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| 110 | #else
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| 111 | #define F7 F6
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| 112 | #endif
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| 113 |
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| 114 | #define VARS V6
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| 115 | #define DO_SETUP S6
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| 116 | #define INCR I6
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| 117 | #define FIXUP F7
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| 118 |
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| 119 | static void NAME(struct vertex_buffer *VB, GLuint start, GLuint end)
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| 120 | {
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| 121 | GLcontext *ctx = VB->ctx;
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| 122 | fxMesaContext fxMesa = (fxMesaContext)ctx->DriverCtx;
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| 123 |
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| 124 | if (fxMesa->new_state)
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| 125 | fxSetupFXUnits( ctx );
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| 126 |
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| 127 | {
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| 128 | const float snapper = (3L<<18);
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| 129 | fxVertex *gWin = FX_DRIVER_DATA(VB)->verts;
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| 130 | GLfloat *v = gWin[start].f;
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| 131 | GLfloat *vend = gWin[end].f;
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| 132 | VARS;
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| 133 |
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| 134 | (void) gWin;
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| 135 | (void) fxMesa;
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| 136 | (void) snapper;
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| 137 |
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| 138 | if (VB->ClipOrMask) {
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| 139 | GLubyte *clipmask = &VB->ClipMask[start];
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| 140 | for (;v!=vend;v+=16,clipmask++ INCR) {
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| 141 | if (*clipmask == 0) {
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| 142 | DO_SETUP;
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| 143 | }
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| 144 | }
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| 145 | } else
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| 146 | for (;v!=vend;v+=16 INCR) {
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| 147 | DO_SETUP;
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| 148 | }
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| 149 |
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| 150 | /* rare - I hope */
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| 151 | FIXUP;
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| 152 | }
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| 153 | }
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| 154 |
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| 155 |
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| 156 | #undef V1
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| 157 | #undef V2
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| 158 | #undef V3
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| 159 | #undef V4
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| 160 | #undef V5
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| 161 | #undef V6
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| 162 | #undef VARS
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| 163 |
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| 164 | #undef S1
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| 165 | #undef S2
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| 166 | #undef S3
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| 167 | #undef S4
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| 168 | #undef S5
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| 169 | #undef S6
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| 170 | #undef DO_SETUP
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| 171 |
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| 172 | #undef I1
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| 173 | #undef I4
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| 174 | #undef I5
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| 175 | #undef I6
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| 176 | #undef INCR
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| 177 |
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| 178 | #undef F5
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| 179 | #undef F6
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| 180 | #undef F7
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| 181 | #undef FIXUP
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| 182 |
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| 183 |
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| 184 | #undef IND
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| 185 | #undef NAME
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| 186 |
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