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Diffstat (limited to 'intern/bmfont/intern/BMF_BitmapFont.cpp')
| -rw-r--r-- | intern/bmfont/intern/BMF_BitmapFont.cpp | 323 |
1 files changed, 0 insertions, 323 deletions
diff --git a/intern/bmfont/intern/BMF_BitmapFont.cpp b/intern/bmfont/intern/BMF_BitmapFont.cpp deleted file mode 100644 index 0111e9c3f93..00000000000 --- a/intern/bmfont/intern/BMF_BitmapFont.cpp +++ /dev/null @@ -1,323 +0,0 @@ -/** - * $Id$ - * ***** BEGIN GPL LICENSE BLOCK ***** - * - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV. - * All rights reserved. - * - * The Original Code is: all of this file. - * - * Contributor(s): none yet. - * - * ***** END GPL LICENSE BLOCK ***** - */ - -/** - - * $Id$ - * Copyright (C) 2001 NaN Technologies B.V. - */ - - -#include <stdio.h> - - - -#include <string.h> - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#if defined(WIN32) || defined(__APPLE__) - #ifdef WIN32 - #if !defined(__CYGWIN32__) - #pragma warning(disable:4244) - #endif /* __CYGWIN32__ */ - #include <windows.h> - #include <GL/gl.h> - #else // WIN32 - // __APPLE__ is defined - #include <AGL/gl.h> - #endif // WIN32 -#else // defined(WIN32) || defined(__APPLE__) - #include <GL/gl.h> -#endif // defined(WIN32) || defined(__APPLE__) - -#include "BMF_BitmapFont.h" - - -BMF_BitmapFont::BMF_BitmapFont(BMF_FontData* fontData) -: m_fontData(fontData) -{ -} - - -BMF_BitmapFont::~BMF_BitmapFont(void) -{ -} - -void BMF_BitmapFont::DrawString(char* str) -{ - GLint alignment; - unsigned char c; - - glGetIntegerv(GL_UNPACK_ALIGNMENT, &alignment); - glPixelStorei(GL_UNPACK_ALIGNMENT, 1); - - while ( (c = (unsigned char) *str++) ) { - BMF_CharData & cd = m_fontData->chars[c]; - - if (cd.data_offset==-1) { - GLubyte nullBitmap = 0; - - glBitmap(1, 1, 0, 0, cd.advance, 0, &nullBitmap); - } else { - GLubyte *bitmap = &m_fontData->bitmap_data[cd.data_offset]; - - glBitmap(cd.width, cd.height, cd.xorig, cd.yorig, cd.advance, 0, bitmap); - } - } - - glPixelStorei(GL_UNPACK_ALIGNMENT, alignment); -} - - -int BMF_BitmapFont::GetStringWidth(char* str) -{ - unsigned char c; - int length = 0; - - while ( (c = (unsigned char) *str++) ) { - length += m_fontData->chars[c].advance; - } - - return length; -} - -void BMF_BitmapFont::GetFontBoundingBox(int & xMin, int & yMin, int & xMax, int & yMax) -{ - xMin = m_fontData->xmin; - yMin = m_fontData->ymin; - xMax = m_fontData->xmax; - yMax = m_fontData->ymax; -} - -int BMF_BitmapFont::GetFontHeight( void ) -{ - return m_fontData->ymax - m_fontData->ymin; -} - -void BMF_BitmapFont::GetStringBoundingBox(char* str, float*llx, float *lly, float *urx, float *ury) -{ - unsigned char c; - int length = 0; - int ascent = 0; - int descent = 0; - - while ( (c = (unsigned char) *str++) ) { - length += m_fontData->chars[c].advance; - int d = m_fontData->chars[c].yorig; - int a = m_fontData->chars[c].height - m_fontData->chars[c].yorig; - if(a > ascent) ascent = a; - if(d > descent) descent = d; - } - *llx = (float)0; - *lly = (float)-descent; - *urx = (float)length; - *ury = (float)ascent; -} - - -int BMF_BitmapFont::GetTexture() -{ - int fWidth = m_fontData->xmax - m_fontData->xmin; - int fHeight = m_fontData->ymax - m_fontData->ymin; - - if (fWidth>=16 || fHeight>=16) { - return -1; - } - - int cRows = 16, cCols = 16; - int cWidth = 16, cHeight = 16; - int iWidth = cCols*cWidth; - int iHeight = cRows*cHeight; - GLubyte *img = new GLubyte [iHeight*iWidth]; - GLuint texId; - - int baseLine = -(m_fontData->ymin); - - memset(img, 0, iHeight*iWidth); - for (int i = 0; i<256; i++) { - BMF_CharData & cd = m_fontData->chars[i]; - - if (cd.data_offset != -1) { - int cellX = i%16; - int cellY = i/16; - - for (int y = 0; y<cd.height; y++) { - GLubyte* imgRow = &img[(cellY*cHeight + y + baseLine - cd.yorig)*iWidth]; - GLubyte* chrRow = &m_fontData->bitmap_data[cd.data_offset + ((cd.width+7)/8)*y]; - - for (int x = 0; x<cd.width; x++) { - GLubyte* imgPxl = &imgRow[(cellX*cWidth + x - cd.xorig)]; - int byteIdx = x/8; - int bitIdx = 7 - (x%8); - - if (chrRow[byteIdx]&(1<<bitIdx)) { - imgPxl[0] = 255; - } - } - } - } - } - - glGenTextures(1, &texId); - - glBindTexture(GL_TEXTURE_2D, texId); - - glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA4, iWidth, iHeight, 0, GL_ALPHA, GL_UNSIGNED_BYTE, img); - if (glGetError()) { - glTexImage2D(GL_TEXTURE_2D, 0, GL_LUMINANCE4_ALPHA4, iWidth, iHeight, 0, GL_ALPHA, GL_UNSIGNED_BYTE, img); - } - - glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); - glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); - - delete [] img; - - return texId; -} - -void BMF_BitmapFont::DrawStringTexture(char *str, float x, float y, float z) -{ - unsigned char c; - float pos = 0; - - int baseLine = -(m_fontData->ymin); - - glBegin(GL_QUADS); - while ( (c = (unsigned char) *str++) ) { - BMF_CharData & cd = m_fontData->chars[c]; - - if (cd.data_offset != -1) { - float cellX = (c%16)/16.0; - float cellY = (c/16)/16.0; - - glTexCoord2f(cellX + 1.0/16.0, cellY); - glVertex3f(x + pos + 16.0, -baseLine + y + 0.0, z); - - glTexCoord2f(cellX + 1.0/16.0, cellY + 1.0/16.0); - glVertex3f(x + pos + 16.0, -baseLine + y + 16.0, z); - - glTexCoord2f(cellX, cellY + 1.0/16.0); - glVertex3f(x + pos + 0.0, -baseLine + y + 16.0, z); - - glTexCoord2f(cellX, cellY); - glVertex3f(x + pos + 0.0, -baseLine + y + 0.0, z); - } - - pos += cd.advance; - } - glEnd(); -} - -#define FTOCHAR(val) val<=0.0f?0: (val>=1.0f?255: (char)(255.0f*val)) -void BMF_BitmapFont::DrawStringBuf(char *str, int posx, int posy, float *col, unsigned char *buf, float *fbuf, int w, int h, int channels) -{ - int x, y; - - if (buf==0 && fbuf==0) - return; - - /*offset for font*/ - posx -= m_fontData->xmin; - posy -= m_fontData->ymin; - - if (buf) { - unsigned char colch[4]; - unsigned char *max, *pixel; - unsigned char c; - - for (x=0; x<4; x++) { - colch[x] = FTOCHAR(col[x]); - } - - max = buf + (4 * (w * h)); - while ((c = (unsigned char) *str++)) { - BMF_CharData & cd = m_fontData->chars[c]; - if (cd.data_offset != -1) { - for (y = 0; y < cd.height; y++) { - unsigned char* chrRow = &m_fontData->bitmap_data[cd.data_offset + ((cd.width+7)/8)*y]; - for (x = cd.xorig; x < cd.width; x++) { - pixel = buf + 4 * (((posy + y - cd.yorig) * w) + (posx + x)); - if ((pixel < max) && (pixel > buf)) { - int byteIdx = x/8; - int bitIdx = 7 - (x%8); - - if (chrRow[byteIdx]&(1<<bitIdx)) { - pixel[0] = colch[0]; - pixel[1] = colch[1]; - pixel[2] = colch[2]; - if (channels==4) { - pixel[4] = 1; /*colch[3];*/ - } - - } - } - } - } - } - posx += cd.advance; - } - } - - if (fbuf) { - float *pixel, *max; - unsigned char c; - int xi, yi; - - max = fbuf + (4 * (w * h)); - - while ((c = (unsigned char) *str++)) { - BMF_CharData & cd = m_fontData->chars[c]; - if (cd.data_offset != -1) { - for (yi = 0; yi < cd.height; yi++) { - unsigned char* chrRow = &m_fontData->bitmap_data[cd.data_offset + ((cd.width+7)/8)*yi]; - for (xi = cd.xorig; xi < cd.width; xi++) { - pixel = fbuf + 4 * (((posy + yi - cd.yorig) * w) + (posx + xi)); - if ((pixel < max) && (pixel > fbuf)) { - int byteIdx = xi/8; - int bitIdx = 7 - (xi%8); - - if (chrRow[byteIdx]&(1<<bitIdx)) { - pixel[0] = col[0]; - pixel[1] = col[1]; - pixel[2] = col[2]; - if (channels==4) { - pixel[3] = 1; /*col[3];*/ - } - } - } - } - } - } - posx += cd.advance; - } - } -} |