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https://github.com/KartKrewDev/RingRacers.git
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53b2922fbb
Software mode only. The command is used like this: debugrender_highlight planes sprites debugrender_highlight pl spr debugrender_highlight none (Abbreviations work.) Supported rendering to flag: planes - sector floor/ceiling fofplanes - FOF top/bottom fofsides - FOF sides midtextures - pegged midtexture walls - sector upper/lower texture, one-sided linedefs sprites - sprites sky - skybox
79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
// SONIC ROBO BLAST 2
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//-----------------------------------------------------------------------------
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// Copyright (C) 1998-2000 by DooM Legacy Team.
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// Copyright (C) 1999-2020 by Sonic Team Junior.
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// Copyright (C) 2023 by Kart Krew.
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//
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// This program is free software distributed under the
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// terms of the GNU General Public License, version 2.
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// See the 'LICENSE' file for more details.
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//-----------------------------------------------------------------------------
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/// \file r_draw8_flat.c
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/// \brief 8bpp span/column drawer functions for debugging (draws in flat colors only)
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/// \note no includes because this is included as part of r_draw.c
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void R_DrawColumn_Flat_8 (void)
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{
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INT32 count;
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UINT8 color = dc_lightmap[r8_flatcolor];
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register UINT8 *dest;
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count = dc_yh - dc_yl;
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if (count < 0) // Zero length, column does not exceed a pixel.
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return;
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#ifdef RANGECHECK
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if ((unsigned)dc_x >= (unsigned)vid.width || dc_yl < 0 || dc_yh >= vid.height)
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return;
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#endif
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// Framebuffer destination address.
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// Use ylookup LUT to avoid multiply with ScreenWidth.
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// Use columnofs LUT for subwindows?
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//dest = ylookup[dc_yl] + columnofs[dc_x];
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dest = &topleft[dc_yl*vid.width + dc_x];
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count++;
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do
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{
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*dest = color;
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dest += vid.width;
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} while (--count);
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}
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void R_DrawSpan_Flat_8 (void)
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{
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UINT8 *dest = ylookup[ds_y] + columnofs[ds_x1];
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memset(dest, ds_colormap[r8_flatcolor], (ds_x2 - ds_x1) + 1);
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}
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void R_DrawTiltedSpan_Flat_8 (void)
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{
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// x1, x2 = ds_x1, ds_x2
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int width = ds_x2 - ds_x1;
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double iz = ds_szp->z + ds_szp->y*(centery-ds_y) + ds_szp->x*(ds_x1-centerx);
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UINT8 *dest = ylookup[ds_y];
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// Lighting is simple. It's just linear interpolation from start to end
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{
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float planelightfloat = PLANELIGHTFLOAT;
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float lightstart, lightend;
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lightend = (iz + ds_szp->x*width) * planelightfloat;
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lightstart = iz * planelightfloat;
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R_CalcTiltedLighting(FLOAT_TO_FIXED(lightstart), FLOAT_TO_FIXED(lightend));
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//CONS_Printf("tilted lighting %f to %f (foc %f)\n", lightstart, lightend, focallengthf);
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}
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while (ds_x1 <= ds_x2)
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{
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dest[ds_x1] = planezlight[tiltlighting[ds_x1]][r8_flatcolor];
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ds_x1++;
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}
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}
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