1 /************************************************************************** 2 * 3 * Copyright 2013 Marek Olšák <maraeo@gmail.com> 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28 #ifndef FONT_H 29 #define FONT_H 30 31 #include "pipe/p_compiler.h" 32 33 struct pipe_resource; 34 struct pipe_context; 35 36 enum util_font_name { 37 UTIL_FONT_FIXED_8X13 38 }; 39 40 /* The font is stored in a RECT texture. There are 256 glyphs 41 * drawn in a 16x16 matrix. The texture coordinates of a glyph 42 * within the matrix should be calculated as follows: 43 * 44 * x1 = (glyph % 16) * glyph_width; 45 * y1 = (glyph / 16) * glyph_height; 46 * x2 = x1 + glyph_width; 47 * y2 = y1 + glyph_height; 48 */ 49 struct util_font { 50 struct pipe_resource *texture; 51 unsigned glyph_width; 52 unsigned glyph_height; 53 }; 54 55 boolean 56 util_font_create(struct pipe_context *pipe, enum util_font_name name, 57 struct util_font *out_font); 58 59 #endif 60