int main (int argc, char **argv){
//char file1[MAXLINE];
//char file2[MAXLINE];
//char file3[MAXLINE];
if(argc < 2){
printf ("Enter the name of the PGM files: (lighter first)\n");
//scanf("%s", file1);
//scanf("%s", file2);
//scanf("%s", file3);
char *file1="a.ppm";
char *file2="b.ppm";
char *file3="c.ppm";
/*FILE* f1;
FILE* f2;
f1 = fopen("a.pgm", "rb");
f2 = fopen("b.pgm", "rb");
printf("step - before PlotComparagram\n");
PlotComparagram(f1, f2);
printf("step - after PlotComparagram\n");
fclose(f1);
fclose(f2);*/
FormatCheck((char*)file1, (char*)file2, (char*)file3);
}
return 0;
}
/*
=============
WalkString
=============
Walks the passed string and either renders or changes some font state based
on what it encounters. Makes sure that failed formatters don't break anything.
*/
void GLFont::WalkString(GLint xpos, GLint ypos, char *string)
{
GLint px = region ? regionDims[0] : xpos;
GLint py = region ? regionDims[1] - (coord.up * size) : ypos;
for (char *where = string; *where; where++)
{
if (region)
{
// ugly mess
if ((coord.right > 0 && (px + size) > (regionDims[0] + regionDims[2]))
|| (coord.right < 0 && (px - size) < (regionDims[0] - regionDims[2])))
{
py -= (size * coord.up);
px = regionDims[0];
}
if (coord.up < 0 && py > (regionDims[1] + regionDims[3]) ||
coord.up > 0 && py < (regionDims[1] - regionDims[3]))
break;
}
if (*where == '\t')
px += (size * fontTabSize);
else if (*where == '\n')
{
py -= (coord.up * size);
px = region ? regionDims[0] : xpos;
}
else if (*where == '\\')
{
GLubyte clr[4];
GLint format = FormatCheck(&where, clr);
if (!format)
{
ProcessChar(px, py, *where);
px += (coord.right * size);
}
else if (format == formatBoldOn)
bold = 1;
else if (format == formatBoldOff)
bold = 0;
else if (format == formatItalicOn)
italic = 1;
else if (format == formatItalicOff)
italic = 0;
else if (format == formatColor || format == formatColorA)
ColorCopy(colorForGrnd, clr, 4);
}
else
{
ProcessChar(px, py, *where);
px += (coord.right * size);
}
}
}
