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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5564 | serge | 1 | /* |
| 2 | * Mesa 3-D graphics library |
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| 3 | * |
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| 4 | * Copyright (C) 1999-2006 Brian Paul All Rights Reserved. |
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| 5 | * |
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| 6 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 7 | * copy of this software and associated documentation files (the "Software"), |
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| 8 | * to deal in the Software without restriction, including without limitation |
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| 9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 10 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 11 | * Software is furnished to do so, subject to the following conditions: |
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| 12 | * |
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| 13 | * The above copyright notice and this permission notice shall be included |
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| 14 | * in all copies or substantial portions of the Software. |
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| 15 | * |
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| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
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| 17 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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| 20 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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| 21 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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| 22 | * OTHER DEALINGS IN THE SOFTWARE. |
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| 23 | */ |
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| 24 | |||
| 25 | |||
| 26 | /* |
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| 27 | * This file contains "accelerated" triangle functions. It should be |
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| 28 | * fairly easy to write new special-purpose triangle functions and hook |
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| 29 | * them into this module. |
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| 30 | */ |
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| 31 | |||
| 32 | |||
| 33 | #include |
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| 34 | #include "c99_math.h" |
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| 35 | #include "main/imports.h" |
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| 36 | #include "main/mtypes.h" |
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| 37 | #include "glxheader.h" |
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| 38 | #include "xmesaP.h" |
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| 39 | |||
| 40 | /* Internal swrast includes: |
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| 41 | */ |
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| 42 | #include "swrast/s_context.h" |
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| 43 | #include "swrast/s_depth.h" |
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| 44 | #include "swrast/s_triangle.h" |
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| 45 | |||
| 46 | |||
| 47 | #define GET_XRB(XRB) struct xmesa_renderbuffer *XRB = \ |
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| 48 | xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0]) |
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| 49 | |||
| 50 | |||
| 51 | /**********************************************************************/ |
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| 52 | /*** Triangle rendering ***/ |
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| 53 | /**********************************************************************/ |
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| 54 | |||
| 55 | |||
| 56 | #if CHAN_BITS == 8 |
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| 57 | |||
| 58 | /* |
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| 59 | * XImage, smooth, depth-buffered, PF_TRUECOLOR triangle. |
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| 60 | */ |
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| 61 | #define NAME smooth_TRUECOLOR_z_triangle |
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| 62 | #define INTERP_Z 1 |
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| 63 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 64 | #define INTERP_RGB 1 |
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| 65 | #define SETUP_CODE \ |
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| 66 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
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| 67 | GET_XRB(xrb); |
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| 68 | |||
| 69 | #define RENDER_SPAN( span ) { \ |
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| 70 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
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| 71 | GLuint i; \ |
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| 72 | for (i = 0; i < span.end; i++, x++) { \ |
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| 73 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 74 | if (z < zRow[i]) { \ |
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| 75 | unsigned long p; \ |
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| 76 | PACK_TRUECOLOR(p, FixedToInt(span.red), \ |
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| 77 | FixedToInt(span.green), FixedToInt(span.blue)); \ |
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| 78 | XMesaPutPixel(xrb->ximage, x, y, p); \ |
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| 79 | zRow[i] = z; \ |
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| 80 | } \ |
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| 81 | span.red += span.redStep; \ |
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| 82 | span.green += span.greenStep; \ |
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| 83 | span.blue += span.blueStep; \ |
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| 84 | span.z += span.zStep; \ |
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| 85 | } } |
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| 86 | |||
| 87 | #include "swrast/s_tritemp.h" |
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| 88 | |||
| 89 | |||
| 90 | |||
| 91 | |||
| 92 | /* |
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| 93 | * XImage, smooth, depth-buffered, PF_8A8B8G8R triangle. |
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| 94 | */ |
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| 95 | #define NAME smooth_8A8B8G8R_z_triangle |
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| 96 | #define INTERP_Z 1 |
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| 97 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 98 | #define INTERP_RGB 1 |
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| 99 | #define INTERP_ALPHA 1 |
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| 100 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
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| 101 | #define PIXEL_TYPE GLuint |
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| 102 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 103 | #define SETUP_CODE \ |
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| 104 | GET_XRB(xrb); |
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| 105 | #define RENDER_SPAN( span ) { \ |
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| 106 | GLuint i; \ |
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| 107 | for (i = 0; i < span.end; i++) { \ |
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| 108 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 109 | if (z < zRow[i]) { \ |
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| 110 | pRow[i] = PACK_8A8B8G8R(FixedToInt(span.red), \ |
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| 111 | FixedToInt(span.green), FixedToInt(span.blue), \ |
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| 112 | FixedToInt(span.alpha)); \ |
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| 113 | zRow[i] = z; \ |
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| 114 | } \ |
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| 115 | span.red += span.redStep; \ |
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| 116 | span.green += span.greenStep; \ |
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| 117 | span.blue += span.blueStep; \ |
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| 118 | span.alpha += span.alphaStep; \ |
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| 119 | span.z += span.zStep; \ |
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| 120 | } } |
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| 121 | |||
| 122 | #include "swrast/s_tritemp.h" |
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| 123 | |||
| 124 | |||
| 125 | |||
| 126 | /* |
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| 127 | * XImage, smooth, depth-buffered, PF_8A8R8G8B triangle. |
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| 128 | */ |
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| 129 | #define NAME smooth_8A8R8G8B_z_triangle |
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| 130 | #define INTERP_Z 1 |
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| 131 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 132 | #define INTERP_RGB 1 |
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| 133 | #define INTERP_ALPHA 1 |
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| 134 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
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| 135 | #define PIXEL_TYPE GLuint |
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| 136 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 137 | #define SETUP_CODE \ |
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| 138 | GET_XRB(xrb); |
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| 139 | |||
| 140 | #define RENDER_SPAN( span ) { \ |
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| 141 | GLuint i; \ |
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| 142 | for (i = 0; i < span.end; i++) { \ |
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| 143 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 144 | if (z < zRow[i]) { \ |
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| 145 | pRow[i] = PACK_8A8R8G8B(FixedToInt(span.red), \ |
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| 146 | FixedToInt(span.green), FixedToInt(span.blue), \ |
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| 147 | FixedToInt(span.alpha)); \ |
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| 148 | zRow[i] = z; \ |
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| 149 | } \ |
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| 150 | span.red += span.redStep; \ |
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| 151 | span.green += span.greenStep; \ |
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| 152 | span.blue += span.blueStep; \ |
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| 153 | span.alpha += span.alphaStep; \ |
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| 154 | span.z += span.zStep; \ |
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| 155 | } } |
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| 156 | |||
| 157 | #include "swrast/s_tritemp.h" |
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| 158 | |||
| 159 | |||
| 160 | |||
| 161 | /* |
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| 162 | * XImage, smooth, depth-buffered, PF_8R8G8B triangle. |
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| 163 | */ |
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| 164 | #define NAME smooth_8R8G8B_z_triangle |
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| 165 | #define INTERP_Z 1 |
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| 166 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 167 | #define INTERP_RGB 1 |
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| 168 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
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| 169 | #define PIXEL_TYPE GLuint |
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| 170 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 171 | #define SETUP_CODE \ |
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| 172 | GET_XRB(xrb); |
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| 173 | |||
| 174 | #define RENDER_SPAN( span ) { \ |
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| 175 | GLuint i; \ |
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| 176 | for (i = 0; i < span.end; i++) { \ |
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| 177 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 178 | if (z < zRow[i]) { \ |
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| 179 | pRow[i] = PACK_8R8G8B(FixedToInt(span.red), \ |
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| 180 | FixedToInt(span.green), FixedToInt(span.blue)); \ |
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| 181 | zRow[i] = z; \ |
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| 182 | } \ |
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| 183 | span.red += span.redStep; \ |
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| 184 | span.green += span.greenStep; \ |
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| 185 | span.blue += span.blueStep; \ |
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| 186 | span.z += span.zStep; \ |
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| 187 | } } |
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| 188 | |||
| 189 | #include "swrast/s_tritemp.h" |
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| 190 | |||
| 191 | |||
| 192 | |||
| 193 | /* |
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| 194 | * XImage, smooth, depth-buffered, PF_8R8G8B24 triangle. |
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| 195 | */ |
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| 196 | #define NAME smooth_8R8G8B24_z_triangle |
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| 197 | #define INTERP_Z 1 |
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| 198 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 199 | #define INTERP_RGB 1 |
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| 200 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y) |
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| 201 | #define PIXEL_TYPE bgr_t |
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| 202 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 203 | #define SETUP_CODE \ |
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| 204 | GET_XRB(xrb); |
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| 205 | #define RENDER_SPAN( span ) { \ |
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| 206 | GLuint i; \ |
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| 207 | for (i = 0; i < span.end; i++) { \ |
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| 208 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 209 | if (z < zRow[i]) { \ |
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| 210 | PIXEL_TYPE *ptr = pRow + i; \ |
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| 211 | ptr->r = FixedToInt(span.red); \ |
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| 212 | ptr->g = FixedToInt(span.green); \ |
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| 213 | ptr->b = FixedToInt(span.blue); \ |
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| 214 | zRow[i] = z; \ |
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| 215 | } \ |
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| 216 | span.red += span.redStep; \ |
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| 217 | span.green += span.greenStep; \ |
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| 218 | span.blue += span.blueStep; \ |
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| 219 | span.z += span.zStep; \ |
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| 220 | } } |
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| 221 | #include "swrast/s_tritemp.h" |
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| 222 | |||
| 223 | |||
| 224 | |||
| 225 | /* |
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| 226 | * XImage, smooth, depth-buffered, PF_TRUEDITHER triangle. |
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| 227 | */ |
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| 228 | #define NAME smooth_TRUEDITHER_z_triangle |
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| 229 | #define INTERP_Z 1 |
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| 230 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 231 | #define INTERP_RGB 1 |
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| 232 | #define SETUP_CODE \ |
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| 233 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
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| 234 | GET_XRB(xrb); |
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| 235 | #define RENDER_SPAN( span ) { \ |
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| 236 | GLuint i; \ |
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| 237 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
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| 238 | for (i = 0; i < span.end; i++, x++) { \ |
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| 239 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 240 | if (z < zRow[i]) { \ |
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| 241 | unsigned long p; \ |
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| 242 | PACK_TRUEDITHER(p, x, y, FixedToInt(span.red), \ |
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| 243 | FixedToInt(span.green), FixedToInt(span.blue)); \ |
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| 244 | XMesaPutPixel(xrb->ximage, x, y, p); \ |
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| 245 | zRow[i] = z; \ |
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| 246 | } \ |
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| 247 | span.red += span.redStep; \ |
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| 248 | span.green += span.greenStep; \ |
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| 249 | span.blue += span.blueStep; \ |
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| 250 | span.z += span.zStep; \ |
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| 251 | } } |
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| 252 | #include "swrast/s_tritemp.h" |
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| 253 | |||
| 254 | |||
| 255 | |||
| 256 | /* |
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| 257 | * XImage, smooth, depth-buffered, PF_5R6G5B triangle. |
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| 258 | */ |
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| 259 | #define NAME smooth_5R6G5B_z_triangle |
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| 260 | #define INTERP_Z 1 |
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| 261 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 262 | #define INTERP_RGB 1 |
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| 263 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
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| 264 | #define PIXEL_TYPE GLushort |
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| 265 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 266 | #define SETUP_CODE \ |
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| 267 | GET_XRB(xrb); |
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| 268 | #define RENDER_SPAN( span ) { \ |
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| 269 | GLuint i; \ |
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| 270 | for (i = 0; i < span.end; i++) { \ |
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| 271 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 272 | if (z < zRow[i]) { \ |
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| 273 | pRow[i] = PACK_5R6G5B(FixedToInt(span.red), \ |
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| 274 | FixedToInt(span.green), FixedToInt(span.blue)); \ |
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| 275 | zRow[i] = z; \ |
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| 276 | } \ |
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| 277 | span.red += span.redStep; \ |
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| 278 | span.green += span.greenStep; \ |
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| 279 | span.blue += span.blueStep; \ |
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| 280 | span.z += span.zStep; \ |
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| 281 | } } |
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| 282 | #include "swrast/s_tritemp.h" |
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| 283 | |||
| 284 | |||
| 285 | |||
| 286 | /* |
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| 287 | * XImage, smooth, depth-buffered, PF_DITHER_5R6G5B triangle. |
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| 288 | */ |
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| 289 | #define NAME smooth_DITHER_5R6G5B_z_triangle |
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| 290 | #define INTERP_Z 1 |
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| 291 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 292 | #define INTERP_RGB 1 |
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| 293 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
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| 294 | #define PIXEL_TYPE GLushort |
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| 295 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 296 | #define SETUP_CODE \ |
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| 297 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
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| 298 | GET_XRB(xrb); |
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| 299 | #define RENDER_SPAN( span ) { \ |
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| 300 | GLuint i; \ |
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| 301 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
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| 302 | for (i = 0; i < span.end; i++, x++) { \ |
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| 303 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 304 | if (z < zRow[i]) { \ |
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| 305 | PACK_TRUEDITHER(pRow[i], x, y, FixedToInt(span.red), \ |
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| 306 | FixedToInt(span.green), FixedToInt(span.blue)); \ |
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| 307 | zRow[i] = z; \ |
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| 308 | } \ |
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| 309 | span.red += span.redStep; \ |
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| 310 | span.green += span.greenStep; \ |
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| 311 | span.blue += span.blueStep; \ |
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| 312 | span.z += span.zStep; \ |
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| 313 | } } |
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| 314 | #include "swrast/s_tritemp.h" |
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| 315 | |||
| 316 | |||
| 317 | |||
| 318 | /* |
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| 319 | * XImage, flat, depth-buffered, PF_TRUECOLOR triangle. |
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| 320 | */ |
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| 321 | #define NAME flat_TRUECOLOR_z_triangle |
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| 322 | #define INTERP_Z 1 |
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| 323 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 324 | #define SETUP_CODE \ |
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| 325 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
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| 326 | GET_XRB(xrb); \ |
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| 327 | XMesaImage *img = xrb->ximage; \ |
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| 328 | unsigned long pixel; \ |
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| 329 | PACK_TRUECOLOR(pixel, v2->color[0], v2->color[1], v2->color[2]); |
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| 330 | #define RENDER_SPAN( span ) { \ |
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| 331 | GLuint i; \ |
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| 332 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
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| 333 | for (i = 0; i < span.end; i++, x++) { \ |
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| 334 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 335 | if (z < zRow[i]) { \ |
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| 336 | XMesaPutPixel(img, x, y, pixel); \ |
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| 337 | zRow[i] = z; \ |
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| 338 | } \ |
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| 339 | span.z += span.zStep; \ |
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| 340 | } } |
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| 341 | #include "swrast/s_tritemp.h" |
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| 342 | |||
| 343 | |||
| 344 | |||
| 345 | /* |
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| 346 | * XImage, flat, depth-buffered, PF_8A8B8G8R triangle. |
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| 347 | */ |
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| 348 | #define NAME flat_8A8B8G8R_z_triangle |
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| 349 | #define INTERP_Z 1 |
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| 350 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 351 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
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| 352 | #define PIXEL_TYPE GLuint |
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| 353 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 354 | #define SETUP_CODE \ |
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| 355 | GET_XRB(xrb); \ |
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| 356 | GLuint p = PACK_8A8B8G8R( v2->color[0], v2->color[1],\ |
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| 357 | v2->color[2], v2->color[3]); |
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| 358 | #define RENDER_SPAN( span ) { \ |
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| 359 | GLuint i; \ |
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| 360 | for (i = 0; i < span.end; i++) { \ |
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| 361 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 362 | if (z < zRow[i]) { \ |
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| 363 | pRow[i] = (PIXEL_TYPE) p; \ |
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| 364 | zRow[i] = z; \ |
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| 365 | } \ |
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| 366 | span.z += span.zStep; \ |
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| 367 | } } |
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| 368 | #include "swrast/s_tritemp.h" |
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| 369 | |||
| 370 | |||
| 371 | |||
| 372 | /* |
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| 373 | * XImage, flat, depth-buffered, PF_8A8R8G8B triangle. |
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| 374 | */ |
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| 375 | #define NAME flat_8A8R8G8B_z_triangle |
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| 376 | #define INTERP_Z 1 |
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| 377 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 378 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
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| 379 | #define PIXEL_TYPE GLuint |
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| 380 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 381 | #define SETUP_CODE \ |
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| 382 | GET_XRB(xrb); \ |
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| 383 | GLuint p = PACK_8A8R8G8B(v2->color[0], v2->color[1], \ |
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| 384 | v2->color[2], v2->color[3]); |
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| 385 | #define RENDER_SPAN( span ) { \ |
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| 386 | GLuint i; \ |
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| 387 | for (i = 0; i < span.end; i++) { \ |
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| 388 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 389 | if (z < zRow[i]) { \ |
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| 390 | pRow[i] = (PIXEL_TYPE) p; \ |
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| 391 | zRow[i] = z; \ |
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| 392 | } \ |
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| 393 | span.z += span.zStep; \ |
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| 394 | } } |
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| 395 | #include "swrast/s_tritemp.h" |
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| 396 | |||
| 397 | |||
| 398 | |||
| 399 | /* |
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| 400 | * XImage, flat, depth-buffered, PF_8R8G8B triangle. |
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| 401 | */ |
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| 402 | #define NAME flat_8R8G8B_z_triangle |
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| 403 | #define INTERP_Z 1 |
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| 404 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 405 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
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| 406 | #define PIXEL_TYPE GLuint |
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| 407 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 408 | #define SETUP_CODE \ |
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| 409 | GET_XRB(xrb); \ |
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| 410 | GLuint p = PACK_8R8G8B( v2->color[0], v2->color[1], v2->color[2] ); |
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| 411 | #define RENDER_SPAN( span ) { \ |
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| 412 | GLuint i; \ |
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| 413 | for (i = 0; i < span.end; i++) { \ |
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| 414 | DEPTH_TYPE z = FixedToDepth(span.z); \ |
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| 415 | if (z < zRow[i]) { \ |
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| 416 | pRow[i] = (PIXEL_TYPE) p; \ |
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| 417 | zRow[i] = z; \ |
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| 418 | } \ |
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| 419 | span.z += span.zStep; \ |
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| 420 | } } |
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| 421 | |||
| 422 | #include "swrast/s_tritemp.h" |
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| 423 | |||
| 424 | |||
| 425 | |||
| 426 | /* |
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| 427 | * XImage, flat, depth-buffered, PF_8R8G8B24 triangle. |
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| 428 | */ |
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| 429 | #define NAME flat_8R8G8B24_z_triangle |
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| 430 | #define INTERP_Z 1 |
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| 431 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
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| 432 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y) |
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| 433 | #define PIXEL_TYPE bgr_t |
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| 434 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
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| 435 | #define SETUP_CODE \ |
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| 436 | GET_XRB(xrb); \ |
||
| 437 | const GLubyte *color = v2->color; |
||
| 438 | #define RENDER_SPAN( span ) { \ |
||
| 439 | GLuint i; \ |
||
| 440 | for (i = 0; i < span.end; i++) { \ |
||
| 441 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
||
| 442 | if (z < zRow[i]) { \ |
||
| 443 | PIXEL_TYPE *ptr = pRow + i; \ |
||
| 444 | ptr->r = color[RCOMP]; \ |
||
| 445 | ptr->g = color[GCOMP]; \ |
||
| 446 | ptr->b = color[BCOMP]; \ |
||
| 447 | zRow[i] = z; \ |
||
| 448 | } \ |
||
| 449 | span.z += span.zStep; \ |
||
| 450 | } } |
||
| 451 | #include "swrast/s_tritemp.h" |
||
| 452 | |||
| 453 | |||
| 454 | |||
| 455 | /* |
||
| 456 | * XImage, flat, depth-buffered, PF_TRUEDITHER triangle. |
||
| 457 | */ |
||
| 458 | #define NAME flat_TRUEDITHER_z_triangle |
||
| 459 | #define INTERP_Z 1 |
||
| 460 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
||
| 461 | #define SETUP_CODE \ |
||
| 462 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
||
| 463 | GET_XRB(xrb); \ |
||
| 464 | XMesaImage *img = xrb->ximage; |
||
| 465 | #define RENDER_SPAN( span ) { \ |
||
| 466 | GLuint i; \ |
||
| 467 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
||
| 468 | for (i = 0; i < span.end; i++, x++) { \ |
||
| 469 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
||
| 470 | if (z < zRow[i]) { \ |
||
| 471 | unsigned long p; \ |
||
| 472 | PACK_TRUEDITHER(p, x, y, v2->color[0], \ |
||
| 473 | v2->color[1], v2->color[2]); \ |
||
| 474 | XMesaPutPixel(img, x, y, p); \ |
||
| 475 | zRow[i] = z; \ |
||
| 476 | } \ |
||
| 477 | span.z += span.zStep; \ |
||
| 478 | } } |
||
| 479 | #include "swrast/s_tritemp.h" |
||
| 480 | |||
| 481 | |||
| 482 | |||
| 483 | /* |
||
| 484 | * XImage, flat, depth-buffered, PF_5R6G5B triangle. |
||
| 485 | */ |
||
| 486 | #define NAME flat_5R6G5B_z_triangle |
||
| 487 | #define INTERP_Z 1 |
||
| 488 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
||
| 489 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
||
| 490 | #define PIXEL_TYPE GLushort |
||
| 491 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 492 | #define SETUP_CODE \ |
||
| 493 | GET_XRB(xrb); \ |
||
| 494 | GLushort p = PACK_5R6G5B( v2->color[0], v2->color[1], v2->color[2] ); |
||
| 495 | #define RENDER_SPAN( span ) { \ |
||
| 496 | GLuint i; \ |
||
| 497 | for (i = 0; i < span.end; i++) { \ |
||
| 498 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
||
| 499 | if (z < zRow[i]) { \ |
||
| 500 | pRow[i] = (PIXEL_TYPE) p; \ |
||
| 501 | zRow[i] = z; \ |
||
| 502 | } \ |
||
| 503 | span.z += span.zStep; \ |
||
| 504 | } } |
||
| 505 | #include "swrast/s_tritemp.h" |
||
| 506 | |||
| 507 | |||
| 508 | |||
| 509 | /* |
||
| 510 | * XImage, flat, depth-buffered, PF_DITHER_5R6G5B triangle. |
||
| 511 | */ |
||
| 512 | #define NAME flat_DITHER_5R6G5B_z_triangle |
||
| 513 | #define INTERP_Z 1 |
||
| 514 | #define DEPTH_TYPE DEFAULT_SOFTWARE_DEPTH_TYPE |
||
| 515 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
||
| 516 | #define PIXEL_TYPE GLushort |
||
| 517 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 518 | #define SETUP_CODE \ |
||
| 519 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
||
| 520 | GET_XRB(xrb); \ |
||
| 521 | const GLubyte *color = v2->color; |
||
| 522 | #define RENDER_SPAN( span ) { \ |
||
| 523 | GLuint i; \ |
||
| 524 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
||
| 525 | for (i = 0; i < span.end; i++, x++) { \ |
||
| 526 | const DEPTH_TYPE z = FixedToDepth(span.z); \ |
||
| 527 | if (z < zRow[i]) { \ |
||
| 528 | PACK_TRUEDITHER(pRow[i], x, y, color[RCOMP], \ |
||
| 529 | color[GCOMP], color[BCOMP]); \ |
||
| 530 | zRow[i] = z; \ |
||
| 531 | } \ |
||
| 532 | span.z += span.zStep; \ |
||
| 533 | } } |
||
| 534 | #include "swrast/s_tritemp.h" |
||
| 535 | |||
| 536 | |||
| 537 | /* |
||
| 538 | * XImage, smooth, NON-depth-buffered, PF_TRUECOLOR triangle. |
||
| 539 | */ |
||
| 540 | #define NAME smooth_TRUECOLOR_triangle |
||
| 541 | #define INTERP_RGB 1 |
||
| 542 | #define SETUP_CODE \ |
||
| 543 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
||
| 544 | GET_XRB(xrb); \ |
||
| 545 | XMesaImage *img = xrb->ximage; |
||
| 546 | #define RENDER_SPAN( span ) { \ |
||
| 547 | GLuint i; \ |
||
| 548 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
||
| 549 | for (i = 0; i < span.end; i++, x++) { \ |
||
| 550 | unsigned long p; \ |
||
| 551 | PACK_TRUECOLOR(p, FixedToInt(span.red), \ |
||
| 552 | FixedToInt(span.green), FixedToInt(span.blue)); \ |
||
| 553 | XMesaPutPixel(img, x, y, p); \ |
||
| 554 | span.red += span.redStep; \ |
||
| 555 | span.green += span.greenStep; \ |
||
| 556 | span.blue += span.blueStep; \ |
||
| 557 | } } |
||
| 558 | #include "swrast/s_tritemp.h" |
||
| 559 | |||
| 560 | |||
| 561 | |||
| 562 | /* |
||
| 563 | * XImage, smooth, NON-depth-buffered, PF_8A8B8G8R triangle. |
||
| 564 | */ |
||
| 565 | #define NAME smooth_8A8B8G8R_triangle |
||
| 566 | #define INTERP_RGB 1 |
||
| 567 | #define INTERP_ALPHA 1 |
||
| 568 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
||
| 569 | #define PIXEL_TYPE GLuint |
||
| 570 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 571 | #define SETUP_CODE \ |
||
| 572 | GET_XRB(xrb); |
||
| 573 | #define RENDER_SPAN( span ) { \ |
||
| 574 | GLuint i; \ |
||
| 575 | for (i = 0; i < span.end; i++) { \ |
||
| 576 | pRow[i] = PACK_8A8B8G8R(FixedToInt(span.red), \ |
||
| 577 | FixedToInt(span.green), FixedToInt(span.blue), \ |
||
| 578 | FixedToInt(span.alpha)); \ |
||
| 579 | span.red += span.redStep; \ |
||
| 580 | span.green += span.greenStep; \ |
||
| 581 | span.blue += span.blueStep; \ |
||
| 582 | span.alpha += span.alphaStep; \ |
||
| 583 | } } |
||
| 584 | #include "swrast/s_tritemp.h" |
||
| 585 | |||
| 586 | |||
| 587 | |||
| 588 | /* |
||
| 589 | * XImage, smooth, NON-depth-buffered, PF_8A8R8G8B triangle. |
||
| 590 | */ |
||
| 591 | #define NAME smooth_8A8R8G8B_triangle |
||
| 592 | #define INTERP_RGB 1 |
||
| 593 | #define INTERP_ALPHA 1 |
||
| 594 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
||
| 595 | #define PIXEL_TYPE GLuint |
||
| 596 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 597 | #define SETUP_CODE \ |
||
| 598 | GET_XRB(xrb); |
||
| 599 | #define RENDER_SPAN( span ) { \ |
||
| 600 | GLuint i; \ |
||
| 601 | for (i = 0; i < span.end; i++) { \ |
||
| 602 | pRow[i] = PACK_8A8R8G8B(FixedToInt(span.red), \ |
||
| 603 | FixedToInt(span.green), FixedToInt(span.blue), \ |
||
| 604 | FixedToInt(span.alpha)); \ |
||
| 605 | span.red += span.redStep; \ |
||
| 606 | span.green += span.greenStep; \ |
||
| 607 | span.blue += span.blueStep; \ |
||
| 608 | span.alpha += span.alphaStep; \ |
||
| 609 | } } |
||
| 610 | #include "swrast/s_tritemp.h" |
||
| 611 | |||
| 612 | |||
| 613 | |||
| 614 | /* |
||
| 615 | * XImage, smooth, NON-depth-buffered, PF_8R8G8B triangle. |
||
| 616 | */ |
||
| 617 | #define NAME smooth_8R8G8B_triangle |
||
| 618 | #define INTERP_RGB 1 |
||
| 619 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
||
| 620 | #define PIXEL_TYPE GLuint |
||
| 621 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 622 | #define SETUP_CODE \ |
||
| 623 | GET_XRB(xrb); |
||
| 624 | #define RENDER_SPAN( span ) { \ |
||
| 625 | GLuint i; \ |
||
| 626 | for (i = 0; i < span.end; i++) { \ |
||
| 627 | pRow[i] = PACK_8R8G8B(FixedToInt(span.red), \ |
||
| 628 | FixedToInt(span.green), FixedToInt(span.blue) ); \ |
||
| 629 | span.red += span.redStep; \ |
||
| 630 | span.green += span.greenStep; \ |
||
| 631 | span.blue += span.blueStep; \ |
||
| 632 | } } |
||
| 633 | #include "swrast/s_tritemp.h" |
||
| 634 | |||
| 635 | |||
| 636 | |||
| 637 | /* |
||
| 638 | * XImage, smooth, NON-depth-buffered, PF_8R8G8B triangle. |
||
| 639 | */ |
||
| 640 | #define NAME smooth_8R8G8B24_triangle |
||
| 641 | #define INTERP_RGB 1 |
||
| 642 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y) |
||
| 643 | #define PIXEL_TYPE bgr_t |
||
| 644 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 645 | #define SETUP_CODE \ |
||
| 646 | GET_XRB(xrb); |
||
| 647 | #define RENDER_SPAN( span ) { \ |
||
| 648 | GLuint i; \ |
||
| 649 | PIXEL_TYPE *pixel = pRow; \ |
||
| 650 | for (i = 0; i < span.end; i++, pixel++) { \ |
||
| 651 | pixel->r = FixedToInt(span.red); \ |
||
| 652 | pixel->g = FixedToInt(span.green); \ |
||
| 653 | pixel->b = FixedToInt(span.blue); \ |
||
| 654 | span.red += span.redStep; \ |
||
| 655 | span.green += span.greenStep; \ |
||
| 656 | span.blue += span.blueStep; \ |
||
| 657 | } } |
||
| 658 | #include "swrast/s_tritemp.h" |
||
| 659 | |||
| 660 | |||
| 661 | |||
| 662 | /* |
||
| 663 | * XImage, smooth, NON-depth-buffered, PF_TRUEDITHER triangle. |
||
| 664 | */ |
||
| 665 | #define NAME smooth_TRUEDITHER_triangle |
||
| 666 | #define INTERP_RGB 1 |
||
| 667 | #define SETUP_CODE \ |
||
| 668 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
||
| 669 | GET_XRB(xrb); \ |
||
| 670 | XMesaImage *img = xrb->ximage; |
||
| 671 | #define RENDER_SPAN( span ) { \ |
||
| 672 | GLuint i; \ |
||
| 673 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
||
| 674 | for (i = 0; i < span.end; i++, x++) { \ |
||
| 675 | unsigned long p; \ |
||
| 676 | PACK_TRUEDITHER(p, x, y, FixedToInt(span.red), \ |
||
| 677 | FixedToInt(span.green), FixedToInt(span.blue)); \ |
||
| 678 | XMesaPutPixel(img, x, y, p ); \ |
||
| 679 | span.red += span.redStep; \ |
||
| 680 | span.green += span.greenStep; \ |
||
| 681 | span.blue += span.blueStep; \ |
||
| 682 | } } |
||
| 683 | #include "swrast/s_tritemp.h" |
||
| 684 | |||
| 685 | |||
| 686 | |||
| 687 | /* |
||
| 688 | * XImage, smooth, NON-depth-buffered, PF_5R6G5B triangle. |
||
| 689 | */ |
||
| 690 | #define NAME smooth_5R6G5B_triangle |
||
| 691 | #define INTERP_RGB 1 |
||
| 692 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
||
| 693 | #define PIXEL_TYPE GLushort |
||
| 694 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 695 | #define SETUP_CODE \ |
||
| 696 | GET_XRB(xrb); |
||
| 697 | #define RENDER_SPAN( span ) { \ |
||
| 698 | GLuint i; \ |
||
| 699 | for (i = 0; i < span.end; i++) { \ |
||
| 700 | pRow[i] = (PIXEL_TYPE) PACK_5R6G5B(FixedToInt(span.red), \ |
||
| 701 | FixedToInt(span.green), FixedToInt(span.blue)); \ |
||
| 702 | span.red += span.redStep; \ |
||
| 703 | span.green += span.greenStep; \ |
||
| 704 | span.blue += span.blueStep; \ |
||
| 705 | } } |
||
| 706 | #include "swrast/s_tritemp.h" |
||
| 707 | |||
| 708 | |||
| 709 | |||
| 710 | /* |
||
| 711 | * XImage, smooth, NON-depth-buffered, PF_DITHER_5R6G5B triangle. |
||
| 712 | */ |
||
| 713 | #define NAME smooth_DITHER_5R6G5B_triangle |
||
| 714 | #define INTERP_RGB 1 |
||
| 715 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
||
| 716 | #define PIXEL_TYPE GLushort |
||
| 717 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 718 | #define SETUP_CODE \ |
||
| 719 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
||
| 720 | GET_XRB(xrb); |
||
| 721 | #define RENDER_SPAN( span ) { \ |
||
| 722 | GLuint i; \ |
||
| 723 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
||
| 724 | for (i = 0; i < span.end; i++, x++) { \ |
||
| 725 | PACK_TRUEDITHER(pRow[i], x, y, FixedToInt(span.red), \ |
||
| 726 | FixedToInt(span.green), FixedToInt(span.blue)); \ |
||
| 727 | span.red += span.redStep; \ |
||
| 728 | span.green += span.greenStep; \ |
||
| 729 | span.blue += span.blueStep; \ |
||
| 730 | } } |
||
| 731 | #include "swrast/s_tritemp.h" |
||
| 732 | |||
| 733 | |||
| 734 | |||
| 735 | /* |
||
| 736 | * XImage, flat, NON-depth-buffered, PF_TRUECOLOR triangle. |
||
| 737 | */ |
||
| 738 | #define NAME flat_TRUECOLOR_triangle |
||
| 739 | #define SETUP_CODE \ |
||
| 740 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
||
| 741 | GET_XRB(xrb); \ |
||
| 742 | XMesaImage *img = xrb->ximage; \ |
||
| 743 | unsigned long pixel; \ |
||
| 744 | PACK_TRUECOLOR(pixel, v2->color[0], v2->color[1], v2->color[2]); |
||
| 745 | #define RENDER_SPAN( span ) { \ |
||
| 746 | GLuint i; \ |
||
| 747 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
||
| 748 | for (i = 0; i < span.end; i++, x++) { \ |
||
| 749 | XMesaPutPixel(img, x, y, pixel); \ |
||
| 750 | } } |
||
| 751 | #include "swrast/s_tritemp.h" |
||
| 752 | |||
| 753 | |||
| 754 | |||
| 755 | /* |
||
| 756 | * XImage, flat, NON-depth-buffered, PF_8A8B8G8R triangle. |
||
| 757 | */ |
||
| 758 | #define NAME flat_8A8B8G8R_triangle |
||
| 759 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
||
| 760 | #define PIXEL_TYPE GLuint |
||
| 761 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 762 | #define SETUP_CODE \ |
||
| 763 | GET_XRB(xrb); \ |
||
| 764 | unsigned long p = PACK_8B8G8R( v2->color[0], \ |
||
| 765 | v2->color[1], v2->color[2] ); |
||
| 766 | #define RENDER_SPAN( span ) { \ |
||
| 767 | GLuint i; \ |
||
| 768 | for (i = 0; i < span.end; i++) { \ |
||
| 769 | pRow[i] = (PIXEL_TYPE) p; \ |
||
| 770 | } } |
||
| 771 | #include "swrast/s_tritemp.h" |
||
| 772 | |||
| 773 | |||
| 774 | |||
| 775 | /* |
||
| 776 | * XImage, flat, NON-depth-buffered, PF_8A8R8G8B triangle. |
||
| 777 | */ |
||
| 778 | #define NAME flat_8A8R8G8B_triangle |
||
| 779 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
||
| 780 | #define PIXEL_TYPE GLuint |
||
| 781 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 782 | #define SETUP_CODE \ |
||
| 783 | GET_XRB(xrb); \ |
||
| 784 | unsigned long p = PACK_8R8G8B( v2->color[0], \ |
||
| 785 | v2->color[1], v2->color[2] ); |
||
| 786 | #define RENDER_SPAN( span ) { \ |
||
| 787 | GLuint i; \ |
||
| 788 | for (i = 0; i < span.end; i++) { \ |
||
| 789 | pRow[i] = (PIXEL_TYPE) p; \ |
||
| 790 | } } |
||
| 791 | #include "swrast/s_tritemp.h" |
||
| 792 | |||
| 793 | |||
| 794 | |||
| 795 | /* |
||
| 796 | * XImage, flat, NON-depth-buffered, PF_8R8G8B triangle. |
||
| 797 | */ |
||
| 798 | #define NAME flat_8R8G8B_triangle |
||
| 799 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR4(xrb, X, Y) |
||
| 800 | #define PIXEL_TYPE GLuint |
||
| 801 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 802 | #define SETUP_CODE \ |
||
| 803 | GET_XRB(xrb); \ |
||
| 804 | unsigned long p = PACK_8R8G8B( v2->color[0], \ |
||
| 805 | v2->color[1], v2->color[2] ); |
||
| 806 | #define RENDER_SPAN( span ) { \ |
||
| 807 | GLuint i; \ |
||
| 808 | for (i = 0; i < span.end; i++) { \ |
||
| 809 | pRow[i] = (PIXEL_TYPE) p; \ |
||
| 810 | } } |
||
| 811 | #include "swrast/s_tritemp.h" |
||
| 812 | |||
| 813 | |||
| 814 | |||
| 815 | /* |
||
| 816 | * XImage, flat, NON-depth-buffered, PF_8R8G8B24 triangle. |
||
| 817 | */ |
||
| 818 | #define NAME flat_8R8G8B24_triangle |
||
| 819 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR3(xrb, X, Y) |
||
| 820 | #define PIXEL_TYPE bgr_t |
||
| 821 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 822 | #define SETUP_CODE \ |
||
| 823 | GET_XRB(xrb); \ |
||
| 824 | const GLubyte *color = v2->color; |
||
| 825 | #define RENDER_SPAN( span ) { \ |
||
| 826 | GLuint i; \ |
||
| 827 | PIXEL_TYPE *pixel = pRow; \ |
||
| 828 | for (i = 0; i < span.end; i++, pixel++) { \ |
||
| 829 | pixel->r = color[RCOMP]; \ |
||
| 830 | pixel->g = color[GCOMP]; \ |
||
| 831 | pixel->b = color[BCOMP]; \ |
||
| 832 | } } |
||
| 833 | #include "swrast/s_tritemp.h" |
||
| 834 | |||
| 835 | |||
| 836 | |||
| 837 | /* |
||
| 838 | * XImage, flat, NON-depth-buffered, PF_TRUEDITHER triangle. |
||
| 839 | */ |
||
| 840 | #define NAME flat_TRUEDITHER_triangle |
||
| 841 | #define SETUP_CODE \ |
||
| 842 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
||
| 843 | GET_XRB(xrb); \ |
||
| 844 | XMesaImage *img = xrb->ximage; |
||
| 845 | #define RENDER_SPAN( span ) { \ |
||
| 846 | GLuint i; \ |
||
| 847 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
||
| 848 | for (i = 0; i < span.end; i++, x++) { \ |
||
| 849 | unsigned long p; \ |
||
| 850 | PACK_TRUEDITHER(p, x, y, v2->color[0], \ |
||
| 851 | v2->color[1], v2->color[2] ); \ |
||
| 852 | XMesaPutPixel(img, x, y, p); \ |
||
| 853 | } } |
||
| 854 | #include "swrast/s_tritemp.h" |
||
| 855 | |||
| 856 | |||
| 857 | |||
| 858 | /* |
||
| 859 | * XImage, flat, NON-depth-buffered, PF_5R6G5B triangle. |
||
| 860 | */ |
||
| 861 | #define NAME flat_5R6G5B_triangle |
||
| 862 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
||
| 863 | #define PIXEL_TYPE GLushort |
||
| 864 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 865 | #define SETUP_CODE \ |
||
| 866 | GET_XRB(xrb); \ |
||
| 867 | unsigned long p = PACK_5R6G5B( v2->color[0], \ |
||
| 868 | v2->color[1], v2->color[2] ); |
||
| 869 | #define RENDER_SPAN( span ) { \ |
||
| 870 | GLuint i; \ |
||
| 871 | for (i = 0; i < span.end; i++) { \ |
||
| 872 | pRow[i] = (PIXEL_TYPE) p; \ |
||
| 873 | } } |
||
| 874 | #include "swrast/s_tritemp.h" |
||
| 875 | |||
| 876 | |||
| 877 | |||
| 878 | /* |
||
| 879 | * XImage, flat, NON-depth-buffered, PF_DITHER_5R6G5B triangle. |
||
| 880 | */ |
||
| 881 | #define NAME flat_DITHER_5R6G5B_triangle |
||
| 882 | #define PIXEL_ADDRESS(X,Y) PIXEL_ADDR2(xrb, X, Y) |
||
| 883 | #define PIXEL_TYPE GLushort |
||
| 884 | #define BYTES_PER_ROW (xrb->ximage->bytes_per_line) |
||
| 885 | #define SETUP_CODE \ |
||
| 886 | XMesaContext xmesa = XMESA_CONTEXT(ctx); \ |
||
| 887 | GET_XRB(xrb); \ |
||
| 888 | const GLubyte *color = v2->color; |
||
| 889 | #define RENDER_SPAN( span ) { \ |
||
| 890 | GLuint i; \ |
||
| 891 | GLint x = span.x, y = YFLIP(xrb, span.y); \ |
||
| 892 | for (i = 0; i < span.end; i++, x++) { \ |
||
| 893 | PACK_TRUEDITHER(pRow[i], x, y, color[RCOMP], \ |
||
| 894 | color[GCOMP], color[BCOMP]); \ |
||
| 895 | } } |
||
| 896 | #include "swrast/s_tritemp.h" |
||
| 897 | |||
| 898 | |||
| 899 | |||
| 900 | #endif /* CHAN_BITS == 8 */ |
||
| 901 | |||
| 902 | |||
| 903 | #if defined(DEBUG) && CHAN_BITS == 8 |
||
| 904 | extern void _xmesa_print_triangle_func( swrast_tri_func triFunc ); |
||
| 905 | void _xmesa_print_triangle_func( swrast_tri_func triFunc ) |
||
| 906 | { |
||
| 907 | printf("XMesa tri func = "); |
||
| 908 | if (triFunc ==smooth_TRUECOLOR_z_triangle) |
||
| 909 | printf("smooth_TRUECOLOR_z_triangle\n"); |
||
| 910 | else if (triFunc ==smooth_8A8B8G8R_z_triangle) |
||
| 911 | printf("smooth_8A8B8G8R_z_triangle\n"); |
||
| 912 | else if (triFunc ==smooth_8A8R8G8B_z_triangle) |
||
| 913 | printf("smooth_8A8R8G8B_z_triangle\n"); |
||
| 914 | else if (triFunc ==smooth_8R8G8B_z_triangle) |
||
| 915 | printf("smooth_8R8G8B_z_triangle\n"); |
||
| 916 | else if (triFunc ==smooth_8R8G8B24_z_triangle) |
||
| 917 | printf("smooth_8R8G8B24_z_triangle\n"); |
||
| 918 | else if (triFunc ==smooth_TRUEDITHER_z_triangle) |
||
| 919 | printf("smooth_TRUEDITHER_z_triangle\n"); |
||
| 920 | else if (triFunc ==smooth_5R6G5B_z_triangle) |
||
| 921 | printf("smooth_5R6G5B_z_triangle\n"); |
||
| 922 | else if (triFunc ==smooth_DITHER_5R6G5B_z_triangle) |
||
| 923 | printf("smooth_DITHER_5R6G5B_z_triangle\n"); |
||
| 924 | else if (triFunc ==flat_TRUECOLOR_z_triangle) |
||
| 925 | printf("flat_TRUECOLOR_z_triangle\n"); |
||
| 926 | else if (triFunc ==flat_8A8B8G8R_z_triangle) |
||
| 927 | printf("flat_8A8B8G8R_z_triangle\n"); |
||
| 928 | else if (triFunc ==flat_8A8R8G8B_z_triangle) |
||
| 929 | printf("flat_8A8R8G8B_z_triangle\n"); |
||
| 930 | else if (triFunc ==flat_8R8G8B_z_triangle) |
||
| 931 | printf("flat_8R8G8B_z_triangle\n"); |
||
| 932 | else if (triFunc ==flat_8R8G8B24_z_triangle) |
||
| 933 | printf("flat_8R8G8B24_z_triangle\n"); |
||
| 934 | else if (triFunc ==flat_TRUEDITHER_z_triangle) |
||
| 935 | printf("flat_TRUEDITHER_z_triangle\n"); |
||
| 936 | else if (triFunc ==flat_5R6G5B_z_triangle) |
||
| 937 | printf("flat_5R6G5B_z_triangle\n"); |
||
| 938 | else if (triFunc ==flat_DITHER_5R6G5B_z_triangle) |
||
| 939 | printf("flat_DITHER_5R6G5B_z_triangle\n"); |
||
| 940 | else if (triFunc ==smooth_TRUECOLOR_triangle) |
||
| 941 | printf("smooth_TRUECOLOR_triangle\n"); |
||
| 942 | else if (triFunc ==smooth_8A8B8G8R_triangle) |
||
| 943 | printf("smooth_8A8B8G8R_triangle\n"); |
||
| 944 | else if (triFunc ==smooth_8A8R8G8B_triangle) |
||
| 945 | printf("smooth_8A8R8G8B_triangle\n"); |
||
| 946 | else if (triFunc ==smooth_8R8G8B_triangle) |
||
| 947 | printf("smooth_8R8G8B_triangle\n"); |
||
| 948 | else if (triFunc ==smooth_8R8G8B24_triangle) |
||
| 949 | printf("smooth_8R8G8B24_triangle\n"); |
||
| 950 | else if (triFunc ==smooth_TRUEDITHER_triangle) |
||
| 951 | printf("smooth_TRUEDITHER_triangle\n"); |
||
| 952 | else if (triFunc ==smooth_5R6G5B_triangle) |
||
| 953 | printf("smooth_5R6G5B_triangle\n"); |
||
| 954 | else if (triFunc ==smooth_DITHER_5R6G5B_triangle) |
||
| 955 | printf("smooth_DITHER_5R6G5B_triangle\n"); |
||
| 956 | else if (triFunc ==flat_TRUECOLOR_triangle) |
||
| 957 | printf("flat_TRUECOLOR_triangle\n"); |
||
| 958 | else if (triFunc ==flat_TRUEDITHER_triangle) |
||
| 959 | printf("flat_TRUEDITHER_triangle\n"); |
||
| 960 | else if (triFunc ==flat_8A8B8G8R_triangle) |
||
| 961 | printf("flat_8A8B8G8R_triangle\n"); |
||
| 962 | else if (triFunc ==flat_8A8R8G8B_triangle) |
||
| 963 | printf("flat_8A8R8G8B_triangle\n"); |
||
| 964 | else if (triFunc ==flat_8R8G8B_triangle) |
||
| 965 | printf("flat_8R8G8B_triangle\n"); |
||
| 966 | else if (triFunc ==flat_8R8G8B24_triangle) |
||
| 967 | printf("flat_8R8G8B24_triangle\n"); |
||
| 968 | else if (triFunc ==flat_5R6G5B_triangle) |
||
| 969 | printf("flat_5R6G5B_triangle\n"); |
||
| 970 | else if (triFunc ==flat_DITHER_5R6G5B_triangle) |
||
| 971 | printf("flat_DITHER_5R6G5B_triangle\n"); |
||
| 972 | else |
||
| 973 | printf("???\n"); |
||
| 974 | } |
||
| 975 | #endif |
||
| 976 | |||
| 977 | |||
| 978 | #ifdef DEBUG |
||
| 979 | |||
| 980 | /* record the current triangle function name */ |
||
| 981 | static const char *triFuncName = NULL; |
||
| 982 | |||
| 983 | #define USE(triFunc) \ |
||
| 984 | do { \ |
||
| 985 | triFuncName = #triFunc; \ |
||
| 986 | return triFunc; \ |
||
| 987 | } while (0) |
||
| 988 | |||
| 989 | #else |
||
| 990 | |||
| 991 | #define USE(triFunc) return triFunc |
||
| 992 | |||
| 993 | #endif |
||
| 994 | |||
| 995 | |||
| 996 | /** |
||
| 997 | * Return pointer to line drawing function, or NULL if we should use a |
||
| 998 | * swrast fallback. |
||
| 999 | */ |
||
| 1000 | static swrast_tri_func |
||
| 1001 | get_triangle_func(struct gl_context *ctx) |
||
| 1002 | { |
||
| 1003 | #if CHAN_BITS == 8 |
||
| 1004 | SWcontext *swrast = SWRAST_CONTEXT(ctx); |
||
| 1005 | XMesaContext xmesa = XMESA_CONTEXT(ctx); |
||
| 1006 | const struct xmesa_renderbuffer *xrb; |
||
| 1007 | |||
| 1008 | #ifdef DEBUG |
||
| 1009 | triFuncName = NULL; |
||
| 1010 | #endif |
||
| 1011 | |||
| 1012 | /* trivial fallback tests */ |
||
| 1013 | if ((ctx->DrawBuffer->_ColorDrawBufferIndexes[0] != BUFFER_BIT_FRONT_LEFT) && |
||
| 1014 | (ctx->DrawBuffer->_ColorDrawBufferIndexes[0] != BUFFER_BIT_BACK_LEFT)) |
||
| 1015 | return (swrast_tri_func) NULL; |
||
| 1016 | if (ctx->RenderMode != GL_RENDER) |
||
| 1017 | return (swrast_tri_func) NULL; |
||
| 1018 | if (ctx->Polygon.SmoothFlag) |
||
| 1019 | return (swrast_tri_func) NULL; |
||
| 1020 | if (ctx->Texture._MaxEnabledTexImageUnit != -1) |
||
| 1021 | return (swrast_tri_func) NULL; |
||
| 1022 | if (swrast->_RasterMask & MULTI_DRAW_BIT) |
||
| 1023 | return (swrast_tri_func) NULL; |
||
| 1024 | if (ctx->Polygon.CullFlag && |
||
| 1025 | ctx->Polygon.CullFaceMode == GL_FRONT_AND_BACK) |
||
| 1026 | return (swrast_tri_func) NULL; |
||
| 1027 | |||
| 1028 | xrb = xmesa_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0]); |
||
| 1029 | |||
| 1030 | if (xrb->ximage) { |
||
| 1031 | if ( ctx->Light.ShadeModel==GL_SMOOTH |
||
| 1032 | && swrast->_RasterMask==DEPTH_BIT |
||
| 1033 | && ctx->Depth.Func==GL_LESS |
||
| 1034 | && ctx->Depth.Mask==GL_TRUE |
||
| 1035 | && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS |
||
| 1036 | && ctx->Polygon.StippleFlag==GL_FALSE) { |
||
| 1037 | switch (xmesa->pixelformat) { |
||
| 1038 | case PF_Truecolor: |
||
| 1039 | USE(smooth_TRUECOLOR_z_triangle); |
||
| 1040 | case PF_8A8B8G8R: |
||
| 1041 | USE(smooth_8A8B8G8R_z_triangle); |
||
| 1042 | case PF_8A8R8G8B: |
||
| 1043 | USE(smooth_8A8R8G8B_z_triangle); |
||
| 1044 | case PF_8R8G8B: |
||
| 1045 | USE(smooth_8R8G8B_z_triangle); |
||
| 1046 | case PF_8R8G8B24: |
||
| 1047 | USE(smooth_8R8G8B24_z_triangle); |
||
| 1048 | case PF_Dither_True: |
||
| 1049 | USE(smooth_TRUEDITHER_z_triangle); |
||
| 1050 | case PF_5R6G5B: |
||
| 1051 | USE(smooth_5R6G5B_z_triangle); |
||
| 1052 | case PF_Dither_5R6G5B: |
||
| 1053 | USE(smooth_DITHER_5R6G5B_z_triangle); |
||
| 1054 | default: |
||
| 1055 | return (swrast_tri_func) NULL; |
||
| 1056 | } |
||
| 1057 | } |
||
| 1058 | if ( ctx->Light.ShadeModel==GL_FLAT |
||
| 1059 | && swrast->_RasterMask==DEPTH_BIT |
||
| 1060 | && ctx->Depth.Func==GL_LESS |
||
| 1061 | && ctx->Depth.Mask==GL_TRUE |
||
| 1062 | && ctx->Visual.depthBits == DEFAULT_SOFTWARE_DEPTH_BITS |
||
| 1063 | && ctx->Polygon.StippleFlag==GL_FALSE) { |
||
| 1064 | switch (xmesa->pixelformat) { |
||
| 1065 | case PF_Truecolor: |
||
| 1066 | USE(flat_TRUECOLOR_z_triangle); |
||
| 1067 | case PF_8A8B8G8R: |
||
| 1068 | USE(flat_8A8B8G8R_z_triangle); |
||
| 1069 | case PF_8A8R8G8B: |
||
| 1070 | USE(flat_8A8R8G8B_z_triangle); |
||
| 1071 | case PF_8R8G8B: |
||
| 1072 | USE(flat_8R8G8B_z_triangle); |
||
| 1073 | case PF_8R8G8B24: |
||
| 1074 | USE(flat_8R8G8B24_z_triangle); |
||
| 1075 | case PF_Dither_True: |
||
| 1076 | USE(flat_TRUEDITHER_z_triangle); |
||
| 1077 | case PF_5R6G5B: |
||
| 1078 | USE(flat_5R6G5B_z_triangle); |
||
| 1079 | case PF_Dither_5R6G5B: |
||
| 1080 | USE(flat_DITHER_5R6G5B_z_triangle); |
||
| 1081 | default: |
||
| 1082 | return (swrast_tri_func) NULL; |
||
| 1083 | } |
||
| 1084 | } |
||
| 1085 | if ( swrast->_RasterMask==0 /* no depth test */ |
||
| 1086 | && ctx->Light.ShadeModel==GL_SMOOTH |
||
| 1087 | && ctx->Polygon.StippleFlag==GL_FALSE) { |
||
| 1088 | switch (xmesa->pixelformat) { |
||
| 1089 | case PF_Truecolor: |
||
| 1090 | USE(smooth_TRUECOLOR_triangle); |
||
| 1091 | case PF_8A8B8G8R: |
||
| 1092 | USE(smooth_8A8B8G8R_triangle); |
||
| 1093 | case PF_8A8R8G8B: |
||
| 1094 | USE(smooth_8A8R8G8B_triangle); |
||
| 1095 | case PF_8R8G8B: |
||
| 1096 | USE(smooth_8R8G8B_triangle); |
||
| 1097 | case PF_8R8G8B24: |
||
| 1098 | USE(smooth_8R8G8B24_triangle); |
||
| 1099 | case PF_Dither_True: |
||
| 1100 | USE(smooth_TRUEDITHER_triangle); |
||
| 1101 | case PF_5R6G5B: |
||
| 1102 | USE(smooth_5R6G5B_triangle); |
||
| 1103 | case PF_Dither_5R6G5B: |
||
| 1104 | USE(smooth_DITHER_5R6G5B_triangle); |
||
| 1105 | default: |
||
| 1106 | return (swrast_tri_func) NULL; |
||
| 1107 | } |
||
| 1108 | } |
||
| 1109 | |||
| 1110 | if ( swrast->_RasterMask==0 /* no depth test */ |
||
| 1111 | && ctx->Light.ShadeModel==GL_FLAT |
||
| 1112 | && ctx->Polygon.StippleFlag==GL_FALSE) { |
||
| 1113 | switch (xmesa->pixelformat) { |
||
| 1114 | case PF_Truecolor: |
||
| 1115 | USE(flat_TRUECOLOR_triangle); |
||
| 1116 | case PF_Dither_True: |
||
| 1117 | USE(flat_TRUEDITHER_triangle); |
||
| 1118 | case PF_8A8B8G8R: |
||
| 1119 | USE(flat_8A8B8G8R_triangle); |
||
| 1120 | case PF_8A8R8G8B: |
||
| 1121 | USE(flat_8A8R8G8B_triangle); |
||
| 1122 | case PF_8R8G8B: |
||
| 1123 | USE(flat_8R8G8B_triangle); |
||
| 1124 | case PF_8R8G8B24: |
||
| 1125 | USE(flat_8R8G8B24_triangle); |
||
| 1126 | case PF_5R6G5B: |
||
| 1127 | USE(flat_5R6G5B_triangle); |
||
| 1128 | case PF_Dither_5R6G5B: |
||
| 1129 | USE(flat_DITHER_5R6G5B_triangle); |
||
| 1130 | default: |
||
| 1131 | return (swrast_tri_func) NULL; |
||
| 1132 | } |
||
| 1133 | } |
||
| 1134 | } |
||
| 1135 | #endif /* CHAN_BITS == 8 */ |
||
| 1136 | |||
| 1137 | return (swrast_tri_func) NULL; |
||
| 1138 | } |
||
| 1139 | |||
| 1140 | |||
| 1141 | /* Override for the swrast tri-selection function. Try to use one |
||
| 1142 | * of our internal tri functions, otherwise fall back to the |
||
| 1143 | * standard swrast functions. |
||
| 1144 | */ |
||
| 1145 | void xmesa_choose_triangle( struct gl_context *ctx ) |
||
| 1146 | { |
||
| 1147 | SWcontext *swrast = SWRAST_CONTEXT(ctx); |
||
| 1148 | |||
| 1149 | if (!(swrast->Triangle = get_triangle_func( ctx ))) |
||
| 1150 | _swrast_choose_triangle( ctx ); |
||
| 1151 | } |
||
| 1152 |