1 2 /* 3 * Copyright 2015 Google Inc. 4 * 5 * Use of this source code is governed by a BSD-style license that can be 6 * found in the LICENSE file. 7 */ 8 9 #ifndef GrFontAtlasSizes_DEFINED 10 #define GrFontAtlasSizes_DEFINED 11 12 // For debugging atlas which evict all of the time 13 //#define DEBUG_CONSTANT_EVICT 14 #ifdef DEBUG_CONSTANT_EVICT 15 #define GR_FONT_ATLAS_TEXTURE_WIDTH 256//1024 16 #define GR_FONT_ATLAS_A8_TEXTURE_WIDTH 256//2048 17 #define GR_FONT_ATLAS_TEXTURE_HEIGHT 256//2048 18 19 #define GR_FONT_ATLAS_PLOT_WIDTH 256 20 #define GR_FONT_ATLAS_A8_PLOT_WIDTH 256//512 21 #define GR_FONT_ATLAS_PLOT_HEIGHT 256 22 23 #define GR_FONT_ATLAS_NUM_PLOTS_X (GR_FONT_ATLAS_TEXTURE_WIDTH / GR_FONT_ATLAS_PLOT_WIDTH) 24 #define GR_FONT_ATLAS_A8_NUM_PLOTS_X (GR_FONT_ATLAS_A8_TEXTURE_WIDTH / GR_FONT_ATLAS_A8_PLOT_WIDTH) 25 #define GR_FONT_ATLAS_NUM_PLOTS_Y (GR_FONT_ATLAS_TEXTURE_HEIGHT / GR_FONT_ATLAS_PLOT_HEIGHT) 26 27 // one over width and height 28 #define GR_FONT_ATLAS_RECIP_WIDTH "0.00390625"//"0.0009765625" 29 #define GR_FONT_ATLAS_A8_RECIP_WIDTH "0.00390625"//"0.00048828125" 30 #define GR_FONT_ATLAS_RECIP_HEIGHT "0.00390625"//"0.00048828125" 31 32 // 1/(3*width) 33 // only used for distance fields, which are A8 34 #define GR_FONT_ATLAS_LCD_DELTA "0.001302083"//"0.000162760417" 35 #else 36 #define GR_FONT_ATLAS_TEXTURE_WIDTH 1024 37 #define GR_FONT_ATLAS_A8_TEXTURE_WIDTH 2048 38 #define GR_FONT_ATLAS_TEXTURE_HEIGHT 2048 39 40 #define GR_FONT_ATLAS_PLOT_WIDTH 256 41 #define GR_FONT_ATLAS_A8_PLOT_WIDTH 512 42 #define GR_FONT_ATLAS_PLOT_HEIGHT 256 43 44 #define GR_FONT_ATLAS_NUM_PLOTS_X (GR_FONT_ATLAS_TEXTURE_WIDTH / GR_FONT_ATLAS_PLOT_WIDTH) 45 #define GR_FONT_ATLAS_A8_NUM_PLOTS_X (GR_FONT_ATLAS_A8_TEXTURE_WIDTH / GR_FONT_ATLAS_A8_PLOT_WIDTH) 46 #define GR_FONT_ATLAS_NUM_PLOTS_Y (GR_FONT_ATLAS_TEXTURE_HEIGHT / GR_FONT_ATLAS_PLOT_HEIGHT) 47 48 // one over width and height 49 #define GR_FONT_ATLAS_RECIP_WIDTH "0.0009765625" 50 #define GR_FONT_ATLAS_A8_RECIP_WIDTH "0.00048828125" 51 #define GR_FONT_ATLAS_RECIP_HEIGHT "0.00048828125" 52 53 // 1/(3*width) 54 // only used for distance fields, which are A8 55 #define GR_FONT_ATLAS_LCD_DELTA "0.000162760417" 56 #endif 57 #endif 58