ref: c9debbb1ceabdea48df609a9db2025265fa65c51
dir: /src/doom/r_draw.h/
// // Copyright(C) 1993-1996 Id Software, Inc. // Copyright(C) 2005-2014 Simon Howard // // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License // as published by the Free Software Foundation; either version 2 // of the License, or (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // DESCRIPTION: // System specific interface stuff. // #ifndef __R_DRAW__ #define __R_DRAW__ extern lighttable_t* dc_colormap; extern int dc_x; extern int dc_yl; extern int dc_yh; extern fixed_t dc_iscale; extern fixed_t dc_texturemid; // first pixel in a column extern byte* dc_source; // The span blitting interface. // Hook in assembler or system specific BLT // here. void R_DrawColumn (void); void R_DrawColumnLow (void); // The Spectre/Invisibility effect. void R_DrawFuzzColumn (void); void R_DrawFuzzColumnLow (void); // Draw with color translation tables, // for player sprite rendering, // Green/Red/Blue/Indigo shirts. void R_DrawTranslatedColumn (void); void R_DrawTranslatedColumnLow (void); void R_VideoErase ( unsigned ofs, int count ); extern int ds_y; extern int ds_x1; extern int ds_x2; extern lighttable_t* ds_colormap; extern fixed_t ds_xfrac; extern fixed_t ds_yfrac; extern fixed_t ds_xstep; extern fixed_t ds_ystep; // start of a 64*64 tile image extern byte* ds_source; extern byte* translationtables; extern byte* dc_translation; // Span blitting for rows, floor/ceiling. // No Sepctre effect needed. void R_DrawSpan (void); // Low resolution mode, 160x200? void R_DrawSpanLow (void); void R_InitBuffer ( int width, int height ); // Initialize color translation tables, // for player rendering etc. void R_InitTranslationTables (void); // Rendering function. void R_FillBackScreen (void); // If the view size is not full screen, draws a border around it. void R_DrawViewBorder (void); #endif