-/*\r
-GenSurf plugin for GtkRadiant\r
-Copyright (C) 2001 David Hyde, Loki software and qeradiant.com\r
-\r
-This library is free software; you can redistribute it and/or\r
-modify it under the terms of the GNU Lesser General Public\r
-License as published by the Free Software Foundation; either\r
-version 2.1 of the License, or (at your option) any later version.\r
-\r
-This library is distributed in the hope that it will be useful,\r
-but WITHOUT ANY WARRANTY; without even the implied warranty of\r
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\r
-Lesser General Public License for more details.\r
-\r
-You should have received a copy of the GNU Lesser General Public\r
-License along with this library; if not, write to the Free Software\r
-Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
-*/\r
-\r
-//\r
-// Texture Font\r
-// \r
-// Taken from LeoCAD (www.leocad.org) and used in GtkGenSurf\r
-// with permission from the author.\r
-//\r
-// Leonardo Zide (leo@lokigames.com)\r
-//\r
-\r
-#include <stdlib.h>\r
-#include "gensurf.h"\r
-\r
-static const unsigned char data[2048] = {\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 207, 255, 255, 159, 255, 31, 255, 231, 159, 153, 63, 255, 255, 255, 255,\r
- 255, 207, 255, 255, 159, 255, 207, 255, 231, 159, 153, 63, 255, 255, 255, 255,\r
- 255, 207, 255, 255, 159, 255, 207, 255, 231, 255, 159, 63, 255, 255, 255, 255,\r
- 7, 78, 252, 240, 145, 135, 3, 71, 38, 158, 153, 51, 19, 227, 196, 255,\r
- 243, 140, 121, 230, 140, 51, 207, 51, 198, 156, 153, 57, 99, 204, 152, 255,\r
- 255, 204, 51, 111, 158, 121, 206, 121, 230, 153, 153, 60, 115, 206, 60, 255,\r
- 31, 204, 51, 127, 158, 121, 206, 121, 230, 153, 25, 62, 115, 206, 60, 255,\r
- 199, 204, 51, 127, 158, 1, 206, 121, 230, 153, 25, 62, 115, 206, 60, 255,\r
- 243, 204, 51, 127, 158, 249, 207, 121, 230, 153, 153, 60, 115, 206, 60, 255,\r
- 243, 204, 51, 111, 158, 249, 207, 121, 230, 153, 153, 57, 115, 206, 60, 255,\r
- 243, 140, 121, 230, 140, 115, 206, 51, 230, 153, 153, 51, 115, 206, 60, 255,\r
- 7, 73, 252, 240, 145, 7, 207, 71, 230, 153, 153, 39, 115, 206, 60, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 127, 254, 255, 249, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 127, 254, 255, 249, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 57, 255, 255, 249, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 131, 255, 255, 252, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 249, 255, 255, 255, 255, 255, 255, 255, 227, 255,\r
- 255, 255, 255, 255, 255, 255, 249, 255, 255, 255, 255, 255, 255, 255, 201, 255,\r
- 255, 255, 255, 255, 255, 255, 249, 255, 255, 255, 255, 255, 255, 255, 156, 255,\r
- 15, 79, 252, 200, 196, 96, 32, 79, 62, 252, 15, 15, 159, 192, 156, 255,\r
- 103, 142, 121, 198, 112, 206, 57, 79, 62, 60, 15, 15, 159, 207, 156, 255,\r
- 243, 204, 51, 207, 120, 254, 57, 207, 156, 57, 103, 102, 206, 231, 156, 255,\r
- 243, 204, 51, 207, 124, 252, 57, 207, 156, 25, 230, 112, 206, 231, 156, 255,\r
- 243, 204, 51, 207, 252, 224, 57, 207, 156, 25, 230, 121, 206, 243, 156, 255,\r
- 243, 204, 51, 207, 252, 199, 57, 207, 201, 211, 242, 240, 228, 249, 156, 255,\r
- 243, 204, 51, 207, 252, 207, 57, 207, 201, 195, 112, 230, 228, 249, 156, 255,\r
- 103, 142, 121, 198, 124, 206, 121, 198, 227, 231, 57, 207, 241, 252, 201, 255,\r
- 15, 79, 252, 200, 252, 224, 227, 200, 227, 231, 57, 207, 241, 192, 227, 255,\r
- 255, 207, 255, 207, 255, 255, 255, 255, 255, 255, 255, 255, 249, 255, 255, 255,\r
- 255, 207, 255, 207, 255, 255, 255, 255, 255, 255, 255, 255, 249, 255, 255, 255,\r
- 255, 207, 255, 207, 255, 255, 255, 255, 255, 255, 255, 255, 252, 255, 255, 255,\r
- 255, 207, 255, 207, 255, 255, 255, 255, 255, 255, 255, 127, 254, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 159, 15, 30, 252, 57, 224, 225, 128, 131, 7, 255, 254, 128, 127, 240, 255,\r
- 135, 231, 204, 249, 57, 255, 252, 159, 57, 115, 126, 252, 60, 63, 231, 255,\r
- 159, 247, 236, 249, 56, 127, 254, 159, 57, 115, 126, 252, 124, 158, 207, 255,\r
- 159, 255, 252, 249, 56, 127, 254, 207, 57, 115, 62, 249, 124, 158, 207, 255,\r
- 159, 255, 252, 121, 56, 112, 254, 207, 57, 115, 62, 249, 60, 207, 255, 255,\r
- 159, 127, 62, 60, 57, 103, 224, 231, 131, 115, 158, 243, 128, 207, 255, 255,\r
- 159, 63, 255, 57, 249, 103, 206, 231, 57, 7, 158, 243, 60, 207, 255, 255,\r
- 159, 159, 255, 153, 249, 103, 206, 231, 57, 127, 206, 231, 124, 206, 255, 255,\r
- 159, 207, 255, 25, 240, 103, 206, 243, 57, 127, 14, 224, 124, 158, 207, 255,\r
- 159, 231, 239, 249, 185, 103, 206, 243, 57, 127, 230, 207, 124, 158, 207, 255,\r
- 159, 231, 207, 249, 57, 103, 206, 243, 57, 63, 231, 207, 60, 63, 231, 255,\r
- 159, 7, 28, 252, 121, 240, 224, 243, 131, 135, 231, 207, 128, 127, 240, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 7, 126, 128, 3, 124, 240, 249, 156, 63, 231, 57, 255, 252, 57, 159, 255,\r
- 231, 124, 254, 243, 63, 231, 249, 156, 63, 231, 60, 255, 252, 57, 159, 255,\r
- 231, 121, 254, 243, 159, 207, 249, 156, 63, 103, 62, 255, 248, 56, 158, 255,\r
- 231, 121, 254, 243, 159, 207, 249, 156, 63, 39, 63, 255, 248, 56, 156, 255,\r
- 231, 115, 254, 243, 207, 255, 249, 156, 63, 135, 63, 255, 112, 56, 152, 255,\r
- 231, 115, 192, 3, 206, 255, 1, 156, 63, 199, 63, 255, 112, 56, 153, 255,\r
- 231, 115, 254, 243, 207, 193, 249, 156, 63, 135, 63, 255, 36, 57, 147, 255,\r
- 231, 115, 254, 243, 207, 207, 249, 156, 63, 39, 63, 255, 36, 57, 131, 255,\r
- 231, 121, 254, 243, 159, 207, 249, 156, 57, 103, 62, 255, 140, 57, 135, 255,\r
- 231, 121, 254, 243, 159, 199, 249, 156, 57, 231, 60, 255, 140, 57, 143, 255,\r
- 231, 124, 254, 243, 63, 199, 249, 156, 147, 231, 57, 255, 220, 57, 159, 255,\r
- 7, 126, 128, 243, 127, 208, 249, 156, 199, 231, 51, 192, 220, 57, 159, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 63, 252, 128, 63, 252, 128, 63, 28, 128, 249, 204, 79, 254, 39, 63, 255,\r
- 159, 249, 60, 159, 249, 60, 159, 249, 249, 249, 204, 79, 158, 39, 63, 255,\r
- 207, 243, 124, 206, 243, 124, 206, 243, 249, 249, 156, 103, 158, 103, 158, 255,\r
- 207, 243, 124, 206, 243, 124, 206, 255, 249, 249, 156, 231, 156, 243, 204, 255,\r
- 231, 231, 124, 230, 231, 124, 158, 255, 249, 249, 156, 231, 12, 243, 225, 255,\r
- 231, 231, 60, 231, 231, 60, 63, 252, 249, 249, 60, 243, 12, 243, 243, 255,\r
- 231, 231, 128, 231, 231, 128, 255, 249, 249, 249, 60, 243, 105, 249, 243, 255,\r
- 231, 231, 252, 103, 230, 60, 255, 243, 249, 249, 124, 251, 97, 248, 225, 255,\r
- 207, 243, 252, 207, 240, 124, 254, 243, 249, 249, 124, 248, 97, 248, 204, 255,\r
- 207, 243, 252, 207, 241, 124, 206, 243, 249, 249, 124, 248, 243, 124, 158, 255,\r
- 159, 249, 252, 159, 241, 124, 158, 249, 249, 115, 254, 252, 243, 60, 63, 255,\r
- 63, 252, 252, 63, 228, 252, 60, 252, 249, 7, 255, 252, 243, 60, 63, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 243, 19, 192, 255, 252, 255, 255, 127, 14, 127, 248, 15, 252, 247, 227, 231,\r
- 243, 243, 207, 255, 252, 255, 153, 127, 102, 62, 243, 227, 241, 193, 201, 243,\r
- 231, 249, 231, 255, 252, 255, 60, 127, 242, 156, 231, 249, 231, 148, 201, 249,\r
- 207, 252, 243, 255, 204, 124, 126, 126, 254, 156, 231, 57, 230, 148, 201, 252,\r
- 207, 252, 243, 255, 204, 60, 255, 60, 255, 156, 231, 156, 204, 244, 99, 254,\r
- 31, 254, 249, 255, 252, 159, 255, 57, 127, 158, 231, 204, 204, 244, 63, 255,\r
- 31, 254, 252, 255, 252, 207, 255, 51, 63, 159, 231, 204, 204, 193, 159, 255,\r
- 63, 127, 254, 255, 252, 159, 255, 57, 159, 207, 207, 204, 204, 151, 207, 248,\r
- 63, 127, 254, 255, 252, 63, 255, 156, 159, 159, 231, 204, 228, 151, 103, 242,\r
- 63, 63, 255, 255, 255, 127, 126, 158, 255, 159, 231, 25, 241, 148, 115, 242,\r
- 63, 159, 127, 230, 204, 252, 60, 159, 159, 159, 231, 249, 255, 148, 121, 242,\r
- 63, 31, 64, 230, 204, 252, 153, 159, 159, 159, 231, 227, 255, 193, 252, 248,\r
- 255, 255, 63, 255, 231, 255, 255, 255, 255, 159, 231, 15, 252, 247, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 63, 243, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 127, 248, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,\r
- 63, 254, 255, 195, 255, 255, 255, 255, 3, 252, 147, 255, 255, 255, 255, 255,\r
- 159, 252, 255, 153, 255, 255, 255, 255, 243, 252, 147, 255, 255, 255, 255, 255,\r
- 159, 252, 255, 153, 255, 243, 255, 255, 243, 252, 147, 255, 255, 255, 255, 255,\r
- 159, 252, 204, 60, 255, 243, 255, 255, 243, 252, 0, 255, 255, 255, 255, 255,\r
- 63, 254, 204, 60, 255, 243, 128, 255, 243, 252, 201, 255, 255, 255, 255, 255,\r
- 63, 254, 225, 60, 255, 243, 255, 255, 243, 252, 201, 255, 255, 255, 255, 255,\r
- 31, 126, 128, 60, 127, 128, 255, 255, 243, 252, 201, 255, 255, 255, 255, 255,\r
- 159, 228, 225, 60, 193, 243, 128, 255, 243, 252, 201, 255, 255, 255, 255, 255,\r
- 207, 240, 204, 60, 255, 243, 255, 255, 243, 124, 128, 255, 255, 255, 255, 255,\r
- 207, 249, 204, 60, 255, 243, 255, 255, 243, 252, 228, 255, 255, 255, 255, 255,\r
- 207, 240, 255, 60, 255, 243, 255, 255, 243, 252, 228, 255, 255, 255, 255, 255,\r
- 31, 242, 255, 60, 255, 255, 255, 255, 243, 252, 228, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 60, 255, 255, 255, 255, 243, 252, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 153, 255, 255, 255, 0, 242, 252, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 153, 255, 255, 255, 255, 243, 252, 255, 255, 255, 255, 255, 255,\r
- 255, 255, 255, 195, 255, 255, 255, 255, 3, 252, 255, 255, 255, 255, 255, 255\r
-};\r
-\r
-typedef struct \r
-{\r
- unsigned char width;\r
- float left, right, top, bottom;\r
-} LC_TXFVERT;\r
-\r
-static LC_TXFVERT glyphs[93];\r
-static GLuint texture;\r
-\r
-void texfont_init ()\r
-{\r
- if (texture != 0)\r
- return;\r
-\r
- int i, j, x, y;\r
- float inv = 1.0f/128;\r
- char *charlines[16] = { \r
- "abcdefghijklmn", "opqrstuvwxyz0", "123456789ABC", "DEFGHIJKLMN", \r
- "OPQRSTUVWX", "YZ,.!;:<>/?{}@$%", "&*()-+=_[] #" };\r
- unsigned char lefts[7][17] = { \r
- { 1, 11, 21, 30, 40, 50, 56, 66, 76, 80, 84, 93, 97, 111, 121 },\r
- { 1, 11, 21, 31, 38, 47, 53, 63, 72, 86, 94, 103, 111, 120 },\r
- { 1, 10, 19, 28, 37, 46, 55, 64, 73, 82, 94, 106, 118, },\r
- { 1, 13, 24, 34, 47, 59, 64, 73, 84, 94, 108, 120 },\r
- { 1, 14, 25, 38, 50, 61, 71, 83, 94, 109, 120 },\r
- { 1, 12, 22, 26, 30, 35, 39, 43, 52, 61, 65, 75, 81, 87, 103, 112, 125 },\r
- { 3, 14, 23, 28, 33, 38, 47, 56, 65, 70, 75, 79, 88 } };\r
- // tops = 1 20 39 58 77 96 112 (+16)\r
- memset(glyphs, 0, sizeof(glyphs));\r
-\r
- // ASCII 32-125\r
- for (i = 32; i < 126; i++)\r
- for (x = 0; x < 7; x++)\r
- for (y = 0; charlines[x][y]; y++)\r
- if (charlines[x][y] == i)\r
- {\r
- glyphs[i-32].width = lefts[x][y+1] - lefts[x][y];\r
- glyphs[i-32].left = (float)lefts[x][y]*inv;\r
- glyphs[i-32].right = (float)(lefts[x][y+1])*inv;\r
-\r
- if (x != 6)\r
- glyphs[i-32].top = (float)(1 + 19*x);\r
- else\r
- glyphs[i-32].top = 112;\r
- glyphs[i-32].bottom = glyphs[i-32].top + 16;\r
- glyphs[i-32].top *= inv;\r
- glyphs[i-32].bottom *= inv;\r
- }\r
-\r
- g_GLTable.m_pfn_qglGenTextures (1, &texture);\r
- g_GLTable.m_pfn_qglBindTexture (GL_TEXTURE_2D, texture);\r
- g_GLTable.m_pfn_qglDisable (GL_TEXTURE_GEN_S);\r
- g_GLTable.m_pfn_qglDisable (GL_TEXTURE_GEN_T);\r
- g_GLTable.m_pfn_qglTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);\r
- g_GLTable.m_pfn_qglTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);\r
- g_GLTable.m_pfn_qglTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);\r
- g_GLTable.m_pfn_qglTexParameteri (GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);\r
- // g_GLTable.m_pfn_qglPixelStorei (GL_UNPACK_ALIGNMENT, 1);\r
-\r
- unsigned char *buf = (unsigned char*)malloc (128*128);\r
- memset (buf, 255, 128*128);\r
-\r
- for (i = 0; i < 2048; i++)\r
- for (j = 0; j < 8; j++)\r
- if ((data[i] & (1 << j)) != 0)\r
- buf[i*8+j] = 0;\r
-\r
- g_GLTable.m_pfn_qglTexImage2D (GL_TEXTURE_2D, 0, GL_INTENSITY4, 128, 128, 0,\r
- GL_LUMINANCE, GL_UNSIGNED_BYTE, buf);\r
- free (buf);\r
-}\r
-\r
-void texfont_write (const char *text, float l, float t)\r
-{\r
- if (texture == 0)\r
- return;\r
-\r
- g_GLTable.m_pfn_qglColor3f (0, 1, 0);\r
- g_GLTable.m_pfn_qglBindTexture (GL_TEXTURE_2D, texture);\r
- g_GLTable.m_pfn_qglEnable (GL_TEXTURE_2D);\r
- // g_GLTable.m_pfn_qglTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);\r
- g_GLTable.m_pfn_qglAlphaFunc (GL_GREATER, 0.0625);\r
- g_GLTable.m_pfn_qglEnable (GL_ALPHA_TEST);\r
-\r
- g_GLTable.m_pfn_qglBegin (GL_QUADS);\r
- for (const char* p = text; *p; p++)\r
- {\r
- if (*p < 32 || *p > 125)\r
- continue;\r
- if (glyphs[*p-32].width == 0)\r
- continue;\r
-\r
- g_GLTable.m_pfn_qglTexCoord2f (glyphs[*p-32].left, glyphs[*p-32].top);\r
- g_GLTable.m_pfn_qglVertex2f (l, t);\r
- g_GLTable.m_pfn_qglTexCoord2f (glyphs[*p-32].left, glyphs[*p-32].bottom);\r
- g_GLTable.m_pfn_qglVertex2f (l, t-16);\r
- g_GLTable.m_pfn_qglTexCoord2f (glyphs[*p-32].right, glyphs[*p-32].bottom);\r
- g_GLTable.m_pfn_qglVertex2f (l + glyphs[*p-32].width, t-16);\r
- g_GLTable.m_pfn_qglTexCoord2f (glyphs[*p-32].right, glyphs[*p-32].top);\r
- g_GLTable.m_pfn_qglVertex2f (l + glyphs[*p-32].width, t);\r
- l += glyphs[*p-32].width;\r
- }\r
- g_GLTable.m_pfn_qglEnd ();\r
-\r
- g_GLTable.m_pfn_qglDisable (GL_ALPHA_TEST);\r
- g_GLTable.m_pfn_qglDisable (GL_TEXTURE_2D);\r
- g_GLTable.m_pfn_qglBindTexture (GL_TEXTURE_2D, 0);\r
-}\r
+/*
+ GenSurf plugin for GtkRadiant
+ Copyright (C) 2001 David Hyde, Loki software and qeradiant.com
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+//
+// Texture Font
+//
+// Taken from LeoCAD (www.leocad.org) and used in GtkGenSurf
+// with permission from the author.
+//
+// Leonardo Zide (leo@lokigames.com)
+//
+
+#include <stdlib.h>
+#include "gensurf.h"
+
+static const unsigned char data[2048] = {
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 207, 255, 255, 159, 255, 31, 255, 231, 159, 153, 63, 255, 255, 255, 255,
+ 255, 207, 255, 255, 159, 255, 207, 255, 231, 159, 153, 63, 255, 255, 255, 255,
+ 255, 207, 255, 255, 159, 255, 207, 255, 231, 255, 159, 63, 255, 255, 255, 255,
+ 7, 78, 252, 240, 145, 135, 3, 71, 38, 158, 153, 51, 19, 227, 196, 255,
+ 243, 140, 121, 230, 140, 51, 207, 51, 198, 156, 153, 57, 99, 204, 152, 255,
+ 255, 204, 51, 111, 158, 121, 206, 121, 230, 153, 153, 60, 115, 206, 60, 255,
+ 31, 204, 51, 127, 158, 121, 206, 121, 230, 153, 25, 62, 115, 206, 60, 255,
+ 199, 204, 51, 127, 158, 1, 206, 121, 230, 153, 25, 62, 115, 206, 60, 255,
+ 243, 204, 51, 127, 158, 249, 207, 121, 230, 153, 153, 60, 115, 206, 60, 255,
+ 243, 204, 51, 111, 158, 249, 207, 121, 230, 153, 153, 57, 115, 206, 60, 255,
+ 243, 140, 121, 230, 140, 115, 206, 51, 230, 153, 153, 51, 115, 206, 60, 255,
+ 7, 73, 252, 240, 145, 7, 207, 71, 230, 153, 153, 39, 115, 206, 60, 255,
+ 255, 255, 255, 255, 255, 255, 255, 127, 254, 255, 249, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 127, 254, 255, 249, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 57, 255, 255, 249, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 131, 255, 255, 252, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 249, 255, 255, 255, 255, 255, 255, 255, 227, 255,
+ 255, 255, 255, 255, 255, 255, 249, 255, 255, 255, 255, 255, 255, 255, 201, 255,
+ 255, 255, 255, 255, 255, 255, 249, 255, 255, 255, 255, 255, 255, 255, 156, 255,
+ 15, 79, 252, 200, 196, 96, 32, 79, 62, 252, 15, 15, 159, 192, 156, 255,
+ 103, 142, 121, 198, 112, 206, 57, 79, 62, 60, 15, 15, 159, 207, 156, 255,
+ 243, 204, 51, 207, 120, 254, 57, 207, 156, 57, 103, 102, 206, 231, 156, 255,
+ 243, 204, 51, 207, 124, 252, 57, 207, 156, 25, 230, 112, 206, 231, 156, 255,
+ 243, 204, 51, 207, 252, 224, 57, 207, 156, 25, 230, 121, 206, 243, 156, 255,
+ 243, 204, 51, 207, 252, 199, 57, 207, 201, 211, 242, 240, 228, 249, 156, 255,
+ 243, 204, 51, 207, 252, 207, 57, 207, 201, 195, 112, 230, 228, 249, 156, 255,
+ 103, 142, 121, 198, 124, 206, 121, 198, 227, 231, 57, 207, 241, 252, 201, 255,
+ 15, 79, 252, 200, 252, 224, 227, 200, 227, 231, 57, 207, 241, 192, 227, 255,
+ 255, 207, 255, 207, 255, 255, 255, 255, 255, 255, 255, 255, 249, 255, 255, 255,
+ 255, 207, 255, 207, 255, 255, 255, 255, 255, 255, 255, 255, 249, 255, 255, 255,
+ 255, 207, 255, 207, 255, 255, 255, 255, 255, 255, 255, 255, 252, 255, 255, 255,
+ 255, 207, 255, 207, 255, 255, 255, 255, 255, 255, 255, 127, 254, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 159, 15, 30, 252, 57, 224, 225, 128, 131, 7, 255, 254, 128, 127, 240, 255,
+ 135, 231, 204, 249, 57, 255, 252, 159, 57, 115, 126, 252, 60, 63, 231, 255,
+ 159, 247, 236, 249, 56, 127, 254, 159, 57, 115, 126, 252, 124, 158, 207, 255,
+ 159, 255, 252, 249, 56, 127, 254, 207, 57, 115, 62, 249, 124, 158, 207, 255,
+ 159, 255, 252, 121, 56, 112, 254, 207, 57, 115, 62, 249, 60, 207, 255, 255,
+ 159, 127, 62, 60, 57, 103, 224, 231, 131, 115, 158, 243, 128, 207, 255, 255,
+ 159, 63, 255, 57, 249, 103, 206, 231, 57, 7, 158, 243, 60, 207, 255, 255,
+ 159, 159, 255, 153, 249, 103, 206, 231, 57, 127, 206, 231, 124, 206, 255, 255,
+ 159, 207, 255, 25, 240, 103, 206, 243, 57, 127, 14, 224, 124, 158, 207, 255,
+ 159, 231, 239, 249, 185, 103, 206, 243, 57, 127, 230, 207, 124, 158, 207, 255,
+ 159, 231, 207, 249, 57, 103, 206, 243, 57, 63, 231, 207, 60, 63, 231, 255,
+ 159, 7, 28, 252, 121, 240, 224, 243, 131, 135, 231, 207, 128, 127, 240, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 7, 126, 128, 3, 124, 240, 249, 156, 63, 231, 57, 255, 252, 57, 159, 255,
+ 231, 124, 254, 243, 63, 231, 249, 156, 63, 231, 60, 255, 252, 57, 159, 255,
+ 231, 121, 254, 243, 159, 207, 249, 156, 63, 103, 62, 255, 248, 56, 158, 255,
+ 231, 121, 254, 243, 159, 207, 249, 156, 63, 39, 63, 255, 248, 56, 156, 255,
+ 231, 115, 254, 243, 207, 255, 249, 156, 63, 135, 63, 255, 112, 56, 152, 255,
+ 231, 115, 192, 3, 206, 255, 1, 156, 63, 199, 63, 255, 112, 56, 153, 255,
+ 231, 115, 254, 243, 207, 193, 249, 156, 63, 135, 63, 255, 36, 57, 147, 255,
+ 231, 115, 254, 243, 207, 207, 249, 156, 63, 39, 63, 255, 36, 57, 131, 255,
+ 231, 121, 254, 243, 159, 207, 249, 156, 57, 103, 62, 255, 140, 57, 135, 255,
+ 231, 121, 254, 243, 159, 199, 249, 156, 57, 231, 60, 255, 140, 57, 143, 255,
+ 231, 124, 254, 243, 63, 199, 249, 156, 147, 231, 57, 255, 220, 57, 159, 255,
+ 7, 126, 128, 243, 127, 208, 249, 156, 199, 231, 51, 192, 220, 57, 159, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 63, 252, 128, 63, 252, 128, 63, 28, 128, 249, 204, 79, 254, 39, 63, 255,
+ 159, 249, 60, 159, 249, 60, 159, 249, 249, 249, 204, 79, 158, 39, 63, 255,
+ 207, 243, 124, 206, 243, 124, 206, 243, 249, 249, 156, 103, 158, 103, 158, 255,
+ 207, 243, 124, 206, 243, 124, 206, 255, 249, 249, 156, 231, 156, 243, 204, 255,
+ 231, 231, 124, 230, 231, 124, 158, 255, 249, 249, 156, 231, 12, 243, 225, 255,
+ 231, 231, 60, 231, 231, 60, 63, 252, 249, 249, 60, 243, 12, 243, 243, 255,
+ 231, 231, 128, 231, 231, 128, 255, 249, 249, 249, 60, 243, 105, 249, 243, 255,
+ 231, 231, 252, 103, 230, 60, 255, 243, 249, 249, 124, 251, 97, 248, 225, 255,
+ 207, 243, 252, 207, 240, 124, 254, 243, 249, 249, 124, 248, 97, 248, 204, 255,
+ 207, 243, 252, 207, 241, 124, 206, 243, 249, 249, 124, 248, 243, 124, 158, 255,
+ 159, 249, 252, 159, 241, 124, 158, 249, 249, 115, 254, 252, 243, 60, 63, 255,
+ 63, 252, 252, 63, 228, 252, 60, 252, 249, 7, 255, 252, 243, 60, 63, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 243, 19, 192, 255, 252, 255, 255, 127, 14, 127, 248, 15, 252, 247, 227, 231,
+ 243, 243, 207, 255, 252, 255, 153, 127, 102, 62, 243, 227, 241, 193, 201, 243,
+ 231, 249, 231, 255, 252, 255, 60, 127, 242, 156, 231, 249, 231, 148, 201, 249,
+ 207, 252, 243, 255, 204, 124, 126, 126, 254, 156, 231, 57, 230, 148, 201, 252,
+ 207, 252, 243, 255, 204, 60, 255, 60, 255, 156, 231, 156, 204, 244, 99, 254,
+ 31, 254, 249, 255, 252, 159, 255, 57, 127, 158, 231, 204, 204, 244, 63, 255,
+ 31, 254, 252, 255, 252, 207, 255, 51, 63, 159, 231, 204, 204, 193, 159, 255,
+ 63, 127, 254, 255, 252, 159, 255, 57, 159, 207, 207, 204, 204, 151, 207, 248,
+ 63, 127, 254, 255, 252, 63, 255, 156, 159, 159, 231, 204, 228, 151, 103, 242,
+ 63, 63, 255, 255, 255, 127, 126, 158, 255, 159, 231, 25, 241, 148, 115, 242,
+ 63, 159, 127, 230, 204, 252, 60, 159, 159, 159, 231, 249, 255, 148, 121, 242,
+ 63, 31, 64, 230, 204, 252, 153, 159, 159, 159, 231, 227, 255, 193, 252, 248,
+ 255, 255, 63, 255, 231, 255, 255, 255, 255, 159, 231, 15, 252, 247, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 63, 243, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 127, 248, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 63, 254, 255, 195, 255, 255, 255, 255, 3, 252, 147, 255, 255, 255, 255, 255,
+ 159, 252, 255, 153, 255, 255, 255, 255, 243, 252, 147, 255, 255, 255, 255, 255,
+ 159, 252, 255, 153, 255, 243, 255, 255, 243, 252, 147, 255, 255, 255, 255, 255,
+ 159, 252, 204, 60, 255, 243, 255, 255, 243, 252, 0, 255, 255, 255, 255, 255,
+ 63, 254, 204, 60, 255, 243, 128, 255, 243, 252, 201, 255, 255, 255, 255, 255,
+ 63, 254, 225, 60, 255, 243, 255, 255, 243, 252, 201, 255, 255, 255, 255, 255,
+ 31, 126, 128, 60, 127, 128, 255, 255, 243, 252, 201, 255, 255, 255, 255, 255,
+ 159, 228, 225, 60, 193, 243, 128, 255, 243, 252, 201, 255, 255, 255, 255, 255,
+ 207, 240, 204, 60, 255, 243, 255, 255, 243, 124, 128, 255, 255, 255, 255, 255,
+ 207, 249, 204, 60, 255, 243, 255, 255, 243, 252, 228, 255, 255, 255, 255, 255,
+ 207, 240, 255, 60, 255, 243, 255, 255, 243, 252, 228, 255, 255, 255, 255, 255,
+ 31, 242, 255, 60, 255, 255, 255, 255, 243, 252, 228, 255, 255, 255, 255, 255,
+ 255, 255, 255, 60, 255, 255, 255, 255, 243, 252, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 153, 255, 255, 255, 0, 242, 252, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 153, 255, 255, 255, 255, 243, 252, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 195, 255, 255, 255, 255, 3, 252, 255, 255, 255, 255, 255, 255
+};
+
+typedef struct
+{
+ unsigned char width;
+ float left, right, top, bottom;
+} LC_TXFVERT;
+
+static LC_TXFVERT glyphs[93];
+static GLuint texture;
+
+void texfont_init(){
+ if ( texture != 0 ) {
+ return;
+ }
+
+ int i, j, x, y;
+ float inv = 1.0f / 128;
+ const char *charlines[16] = {
+ "abcdefghijklmn", "opqrstuvwxyz0", "123456789ABC", "DEFGHIJKLMN",
+ "OPQRSTUVWX", "YZ,.!;:<>/?{}@$%", "&*()-+=_[] #"
+ };
+ unsigned char lefts[7][17] = {
+ { 1, 11, 21, 30, 40, 50, 56, 66, 76, 80, 84, 93, 97, 111, 121 },
+ { 1, 11, 21, 31, 38, 47, 53, 63, 72, 86, 94, 103, 111, 120 },
+ { 1, 10, 19, 28, 37, 46, 55, 64, 73, 82, 94, 106, 118, },
+ { 1, 13, 24, 34, 47, 59, 64, 73, 84, 94, 108, 120 },
+ { 1, 14, 25, 38, 50, 61, 71, 83, 94, 109, 120 },
+ { 1, 12, 22, 26, 30, 35, 39, 43, 52, 61, 65, 75, 81, 87, 103, 112, 125 },
+ { 3, 14, 23, 28, 33, 38, 47, 56, 65, 70, 75, 79, 88 }
+ };
+ // tops = 1 20 39 58 77 96 112 (+16)
+ memset( glyphs, 0, sizeof( glyphs ) );
+
+ // ASCII 32-125
+ for ( i = 32; i < 126; i++ )
+ for ( x = 0; x < 7; x++ )
+ for ( y = 0; charlines[x][y]; y++ )
+ if ( charlines[x][y] == i ) {
+ glyphs[i - 32].width = lefts[x][y + 1] - lefts[x][y];
+ glyphs[i - 32].left = (float)lefts[x][y] * inv;
+ glyphs[i - 32].right = (float)( lefts[x][y + 1] ) * inv;
+
+ if ( x != 6 ) {
+ glyphs[i - 32].top = (float)( 1 + 19 * x );
+ }
+ else{
+ glyphs[i - 32].top = 112;
+ }
+ glyphs[i - 32].bottom = glyphs[i - 32].top + 16;
+ glyphs[i - 32].top *= inv;
+ glyphs[i - 32].bottom *= inv;
+ }
+
+ g_GLTable.m_pfn_qglGenTextures( 1, &texture );
+ g_GLTable.m_pfn_qglBindTexture( GL_TEXTURE_2D, texture );
+ g_GLTable.m_pfn_qglDisable( GL_TEXTURE_GEN_S );
+ g_GLTable.m_pfn_qglDisable( GL_TEXTURE_GEN_T );
+ g_GLTable.m_pfn_qglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
+ g_GLTable.m_pfn_qglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
+ g_GLTable.m_pfn_qglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST );
+ g_GLTable.m_pfn_qglTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST );
+ // g_GLTable.m_pfn_qglPixelStorei (GL_UNPACK_ALIGNMENT, 1);
+
+ unsigned char *buf = (unsigned char*)malloc( 128 * 128 );
+ memset( buf, 255, 128 * 128 );
+
+ for ( i = 0; i < 2048; i++ )
+ for ( j = 0; j < 8; j++ )
+ if ( ( data[i] & ( 1 << j ) ) != 0 ) {
+ buf[i * 8 + j] = 0;
+ }
+
+ g_GLTable.m_pfn_qglTexImage2D( GL_TEXTURE_2D, 0, GL_INTENSITY4, 128, 128, 0,
+ GL_LUMINANCE, GL_UNSIGNED_BYTE, buf );
+ free( buf );
+}
+
+void texfont_write( const char *text, int l, int t ){
+ if ( texture == 0 ) {
+ return;
+ }
+
+ g_GLTable.m_pfn_qglColor3f( 0, 1, 0 );
+ g_GLTable.m_pfn_qglBindTexture( GL_TEXTURE_2D, texture );
+ g_GLTable.m_pfn_qglEnable( GL_TEXTURE_2D );
+ // g_GLTable.m_pfn_qglTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
+ g_GLTable.m_pfn_qglAlphaFunc( GL_GREATER, 0.0625 );
+ g_GLTable.m_pfn_qglEnable( GL_ALPHA_TEST );
+
+ g_GLTable.m_pfn_qglBegin( GL_QUADS );
+ for ( const char* p = text; *p; p++ )
+ {
+ if ( *p < 32 || *p > 125 ) {
+ continue;
+ }
+ if ( glyphs[*p - 32].width == 0 ) {
+ continue;
+ }
+
+ g_GLTable.m_pfn_qglTexCoord2f( glyphs[*p - 32].left, glyphs[*p - 32].top );
+ g_GLTable.m_pfn_qglVertex2i( l, t );
+ g_GLTable.m_pfn_qglTexCoord2f( glyphs[*p - 32].left, glyphs[*p - 32].bottom );
+ g_GLTable.m_pfn_qglVertex2i( l, t - 16 );
+ g_GLTable.m_pfn_qglTexCoord2f( glyphs[*p - 32].right, glyphs[*p - 32].bottom );
+ g_GLTable.m_pfn_qglVertex2i( l + glyphs[*p - 32].width, t - 16 );
+ g_GLTable.m_pfn_qglTexCoord2f( glyphs[*p - 32].right, glyphs[*p - 32].top );
+ g_GLTable.m_pfn_qglVertex2i( l + glyphs[*p - 32].width, t );
+ l += glyphs[*p - 32].width;
+ }
+ g_GLTable.m_pfn_qglEnd();
+
+ g_GLTable.m_pfn_qglDisable( GL_ALPHA_TEST );
+ g_GLTable.m_pfn_qglDisable( GL_TEXTURE_2D );
+ g_GLTable.m_pfn_qglBindTexture( GL_TEXTURE_2D, 0 );
+}