void drawText ( const char *str, int fontNumber )
{
unsigned columns = 0;
const unsigned8 *fptr;
unsigned8 high;
switch ( fontNumber )
{
case 1:
fptr = fontB8x16;
high = (unsigned8)( sizeof(fontB8x16)/16 - 1 );
break;
default:
fptr = fontA8x16;
high = (unsigned8)( sizeof(fontA8x16)/16 - 1 );
}
while ( *str )
{
unsigned8 ch = (unsigned8)( *str++ );
if ( ch == '\n' )
{
glBitmap( 0, 0, 0.0f, 0.0f, columns * -8.0f, -16.0f, fptr );
columns = 0;
continue;
}
if ( ch > high )
ch = ' ';
glBitmap( 8, 16, 0.0f, 0.0f, 8.0f, 0.0f, fptr + (((unsigned)ch) << 4) );
columns++;
}
}
void display( void )
{
glClear(GL_COLOR_BUFFER_BIT); /*clear the window */
glMatrixMode(GL_MODELVIEW); /* The following coordinates are expressed */
glLoadIdentity(); /* in terms of World coordinates */
int X = 9, Y = 0;
GLubyte bitShapeA[8] = {0x84 ,0x84,0x84,0x78 ,0x48, 0x48,0x30,0x30 };
GLubyte bitShapeB[8] = {0x78 ,0x48,0x48,0x78 ,0x48, 0x48,0x78 };
GLubyte bitShapeC[8] = {0x78 ,0x82,0x80,0x80 ,0x80, 0x42,0x38 };
GLubyte bitShapeD[8] = {0x70 ,0x48,0x44,0x44,0x44, 0x44,0x48,0x70 };
GLubyte bitShapeE[8] = {0x7c ,0x40,0x40,0x78,0x78, 0x40,0x40,0x7c };
// GLubyte bitShapel[8] = {0x80,0x80,0x40,0x40,0x20,0x20,0x10,0x10};
// GLubyte bitShapeA[8] = {0x00,0x40,0x42,0x2d,0x24,0x14,0x18,0x18};
//GLubyte bitShapeL[16] = {0x800 ,0x400,0x400,0x200 ,0x100, 0x080,0x080,0x040,0x020,0x010,0x010,0x008,0x004,0x002,0x002,0x001 };
glPixelStorei (GL_UNPACK_ALIGNMENT,1);
glRasterPos2i(50,50);
glColor3f(1.0, 0.0, 0.0);
glBitmap (6,8, 0.0, 0.0, X, Y, bitShapeA);
glBitmap (6,8, 0.0, 0.0, X, Y, bitShapeB);
glBitmap (6,8, 0.0, 0.0, X, Y, bitShapeC);
glBitmap (6,8, 0.0, 0.0, X, Y, bitShapeD);
glBitmap (6,8, 0.0, 0.0, X, Y, bitShapeE);
glFlush(); /* send all commands */
}
/* Place the light's OpenGL light number next to the light's sphere. To
ensure a readable number with good contrast, a black version of the number
is drawn shifted a pixel to the left and right of the actual white number.
*/
void
labelLight(LightInfo * info, int num)
{
GLubyte nothin = 0;
void *font = GLUT_BITMAP_HELVETICA_18;
int width = glutBitmapWidth(font, '0' + num);
glPushMatrix();
glColor3f(0.0, 0.0, 0.0);
glRasterPos3f(info->xyz[0], info->xyz[1], info->xyz[2]);
glBitmap(1, 1, 0, 0, 4, 5, ¬hin);
glutBitmapCharacter(font, '0' + num);
glBitmap(1, 1, 0, 0, 2 - width, 0, ¬hin);
glutBitmapCharacter(font, '0' + num);
if (lightState[num]) {
glColor3fv(white);
} else {
/* Draw disabled lights dimmer. */
glColor3fv(dim);
}
glRasterPos3f(info->xyz[0], info->xyz[1], info->xyz[2]);
glBitmap(1, 1, 0, 0, 5, 5, ¬hin);
glutBitmapCharacter(font, '0' + num);
glPopMatrix();
}
void
FontPrintf(GLFONT *font, /* I - Font to use */
int align, /* I - Alignment to use */
const char *format, /* I - printf() style format string */
...) /* I - Other arguments as necessary */
{
va_list ap; /* Argument pointer */
const char s[1024]="a", /* Output string */
*ptr; /* Pointer into string */
/*int*/GLfloat width; /* Width of string in pixels */
if (font == (GLFONT *)0 || format == (char *)0)
return;
/* Format the string */
va_start(ap, format);
vsprintf_s((char *)s, 1024, format, ap);
va_end(ap);
/* Figure out the width of the string in pixels... */
for (ptr = s, width = 0; *ptr; ptr ++)
width += font->widths[*ptr];
/* Adjust the bitmap position as needed to justify the text */
if (align < 0)
glBitmap(0, 0, 0, 0, -width , 0, NULL);
else if (align == 0)
glBitmap(0, 0, 0, 0, -width / 2, 0, NULL);
/* Draw the string */
FontPuts(font, s);
}
void glMakeRasterFont(void)
{
GLuint i, j;
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glShadeModel (GL_FLAT);
fontOffset = glGenLists (128);
for (i = 0,j = 'A'; i < 26; i++,j++) {
glNewList(fontOffset + j, GL_COMPILE);
glBitmap(8, 13, 0.0, 2.0, 10.0, 0.0, letters[i]);
glEndList(); }
for (i = 0,j = 'a'; i < 26; i++,j++) {
glNewList(fontOffset + j, GL_COMPILE);
glBitmap(8, 13, 0.0, 2.0, 10.0, 0.0, lowletters[i]);
glEndList(); }
for (i = 0,j = '0'; i < 16; i++,j++) {
glNewList(fontOffset + j, GL_COMPILE);
glBitmap(8, 13, 0.0, 2.0, 10.0, 0.0, numletters[i]);
glEndList(); }
for (i = 0,j = ' '; i < 16; i++,j++) {
glNewList(fontOffset + j, GL_COMPILE);
glBitmap(8, 13, 0.0, 2.0, 10.0, 0.0, specialletters[i]);
glEndList(); }
glShadeModel (GL_SMOOTH);
}
static void display(void) {
glClear(GL_COLOR_BUFFER_BIT);
glColor3f(1.0,1.0,1.0);
glRasterPos2i(20,20);
glBitmap(10,12,0.0,0.0,11.0,0.0,rasters);
glBitmap(10,12,0.0,0.0,11.0,0.0,rasters);
glBitmap(10,12,0.0,0.0,11.0,0.0,rasters);
glFlush();
}
void FTPixmapGlyph::RenderFunctionName(const FT_Vector& pen,
const FTGLRenderContext *)
{
// Move the glyph origin
glBitmap( 0, 0, 0.0, 0.0, (float)(pen.x + pos.x), (float)(pen.y - pos.y), (const GLubyte *)0);
glDrawPixels( destWidth, destHeight, GL_RGBA, GL_UNSIGNED_BYTE, (const GLvoid*)data);
// Restore the glyph origin
glBitmap( 0, 0, 0.0, 0.0, (float)(-pen.x - pos.x), (float)(-pen.y + pos.y), (const GLubyte *)0);
}
void FTBitmapGlyph::RenderFunctionName(const FT_Vector& pen,
const FTGLRenderContext *)
{
// Move the glyph origin
glBitmap( 0, 0, 0.0, 0.0, (float)(pen.x + pos.x), (float)(pen.y - pos.y), (const GLubyte *)0 );
glBitmap( destWidth, destHeight, 0.0f, 0.0, 0.0, 0.0, (const GLubyte *)data);
// Restore the glyph origin
glBitmap( 0, 0, 0.0, 0.0, (float)(-pen.x - pos.x), (float)(-pen.y + pos.y), (const GLubyte *)0 );
}
void drawTextF(void) {
glClear(GL_COLOR_BUFFER_BIT);
glColor3f(1.0, 1.0, 1.0);
glWindowPos2i(20, 20);
//glRasterPos2i(20, 20); //glRasterPos* function has been depreacted in openGL 3.0? so the current raster location is invalid, then glBitmap will draw nothing.
glBitmap(10, 12, 0.0, 0.0, 11.0, 0.0, rasters);
glBitmap(10, 12, 0.0, 0.0, 11.0, 0.0, rasters);
glBitmap(10, 12, 0.0, 0.0, 11.0, 0.0, rasters);
glFlush();
}
const FTPoint& FTPixmapGlyph::Render( const FTPoint& pen) {
glBitmap( 0, 0, 0.0f, 0.0f, pen.X() + pos.X(), pen.Y() - pos.Y(), (const GLubyte*)0);
if( data) {
glPixelStorei( GL_UNPACK_ROW_LENGTH, 0);
glPixelStorei( GL_UNPACK_ALIGNMENT, 2);
glDrawPixels( destWidth, destHeight, GL_LUMINANCE_ALPHA, GL_UNSIGNED_BYTE, (const GLvoid*)data);
}
glBitmap( 0, 0, 0.0f, 0.0f, -pos.X(), pos.Y(), (const GLubyte*)0);
return advance;
}
void CTag::glCommands(bool select, bool marked, bool no_color)
{
if(marked)
{
glColor3ub(0, 0, 0);
glRasterPos2dv(m_pos);
glBitmap(16, 5, 8, 3, 10.0, 0.0, bmp16);
glColor3ub(0, 0, 255);
glRasterPos2dv(m_pos);
glBitmap(16, 16, 8, 8, 10.0, 0.0, cross16);
}
}
float FTBitmapGlyph::Render( const FTPoint& pen)
{
if( data)
{
glBitmap( 0, 0, 0.0, 0.0, pen.x + pos.x, pen.y - pos.y, (const GLubyte*)0 );
glPixelStorei( GL_UNPACK_ROW_LENGTH, destPitch * 8);
glBitmap( destWidth, destHeight, 0.0f, 0.0, 0.0, 0.0, (const GLubyte*)data);
glBitmap( 0, 0, 0.0, 0.0, -pen.x - pos.x, -pen.y + pos.y, (const GLubyte*)0 );
}
return advance;
}
void FGAPIENTRY glutBitmapString( void* fontID, const unsigned char *string )
{
unsigned char c;
float x = 0.0f ;
SFG_Font* font;
FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutBitmapString" );
font = fghFontByID( fontID );
if (!font)
{
fgWarning("glutBitmapString: bitmap font 0x%08x not found. Make sure you're not passing a stroke font.\n",fontID);
return;
}
if ( !string || ! *string )
return;
glPushClientAttrib( GL_CLIENT_PIXEL_STORE_BIT );
glPixelStorei( GL_UNPACK_SWAP_BYTES, GL_FALSE );
glPixelStorei( GL_UNPACK_LSB_FIRST, GL_FALSE );
glPixelStorei( GL_UNPACK_ROW_LENGTH, 0 );
glPixelStorei( GL_UNPACK_SKIP_ROWS, 0 );
glPixelStorei( GL_UNPACK_SKIP_PIXELS, 0 );
glPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
/*
* Step through the string, drawing each character.
* A newline will simply translate the next character's insertion
* point back to the start of the line and down one line.
*/
while( ( c = *string++) )
if( c == '\n' )
{
glBitmap ( 0, 0, 0, 0, -x, (float) -font->Height, NULL );
x = 0.0f;
}
else /* Not an EOL, draw the bitmap character */
{
const GLubyte* face = font->Characters[ c ];
glBitmap(
face[ 0 ], font->Height, /* Bitmap's width and height */
font->xorig, font->yorig, /* The origin in the font glyph */
( float )( face[ 0 ] ), 0.0, /* The raster advance; inc. x,y */
( face + 1 ) /* The packed bitmap data... */
);
x += ( float )( face[ 0 ] );
}
glPopClientAttrib( );
}
void makeRasterFont(void)
{
GLuint i, j;
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
fontOffset = glGenLists (128);
for (i = 0,j = 'A'; i < 26; i++,j++) {
glNewList(fontOffset + j, GL_COMPILE);
glBitmap(8, 13, 0.0, 2.0, 10.0, 0.0, letters[i]);
glEndList();
}
glNewList(fontOffset + ' ', GL_COMPILE);
glBitmap(8, 13, 0.0, 2.0, 10.0, 0.0, space);
glEndList();
}
void HPoint::glCommands(bool select, bool marked, bool no_color)
{
if(!no_color){
wxGetApp().glColorEnsuringContrast(color);
}
GLfloat save_depth_range[2];
if(marked){
glGetFloatv(GL_DEPTH_RANGE, save_depth_range);
glDepthRange(0, 0);
}
else if(!m_draw_unselected)
{
glBegin(GL_POINTS);
glVertex3d(m_p.X(), m_p.Y(), m_p.Z());
glEnd();
return;
}
glRasterPos3d(m_p.X(), m_p.Y(), m_p.Z());
glBitmap(16, 16, 8, 8, 10.0, 0.0, marked ? cross16_selected : cross16);
if(marked){
glDepthRange(save_depth_range[0], save_depth_range[1]);
}
}
static void Bitmap(void)
{
glBegin(GL_LINES);
SetColor(COLOR_GREEN);
glVertex2i(-boxW/2, 0);
glVertex2i(boxW/2, 0);
glVertex2i(0, -boxH/2);
glVertex2i(0, boxH/2);
SetColor(COLOR_RED);
glVertex2i(0, -3);
glVertex2i(0, -3+OPENGL_HEIGHT);
SetColor(COLOR_BLUE);
glVertex2i(0, -3);
glVertex2i(OPENGL_WIDTH, -3);
glEnd();
SetColor(COLOR_GREEN);
glPixelStorei(GL_UNPACK_LSB_FIRST, GL_TRUE);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glRasterPos2i(0, 0);
glBitmap(OPENGL_WIDTH, OPENGL_HEIGHT, 0, 3, 0.0, 0.0, OpenGL_bits);
}
void SIM::Coin3D::Quarter::SoQTQuarterAdaptor::printString(const char * s)
{
int i,n;
n = strlen(s);
for (i = 0; i < n; i++)
glBitmap(8, 12, 0.0, 2.0, 10.0, 0.0, fps2dfont[s[i] - 32]);
}
void layprop::DrawProperties::draw_reference_marks(const TP& p0, const binding_marks mark_type) const
{
GLubyte* the_mark;
switch (mark_type) {
case cell_mark:if (_cellmarks_hidden) return;
else
{
glColor4f(1.0, 1.0, 1.0, 0.8);
the_mark = cell_mark_bmp;
break;
}
case array_mark:if (_cellmarks_hidden) return;
else
{
glColor4f(1.0, 1.0, 1.0, 0.8);
the_mark = array_mark_bmp;
break;
}
case text_mark:if (_textmarks_hidden) return;
else the_mark = text_mark_bmp;break;
default: assert(false);
}
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glRasterPos2i(p0.x(),p0.y());
glBitmap(16,16,7,7,0,0, the_mark);
}
static void Init(void)
{
GLint i;
if (!rgb) {
glutSetColor(0, 0.0, 0.0, 0.0);
glutSetColor(1, 1.0, 0.0, 0.0);
glutSetColor(2, 0.0, 1.0, 0.0);
glutSetColor(3, 1.0, 1.0, 0.0);
glutSetColor(4, 0.0, 0.0, 1.0);
glutSetColor(5, 1.0, 0.0, 1.0);
glutSetColor(6, 0.0, 1.0, 1.0);
glutSetColor(7, 1.0, 1.0, 1.0);
}
glClearColor(0.0, 0.0, 0.0, 0.0);
glClearIndex(0.0);
glPixelStorei(GL_UNPACK_LSB_FIRST, GL_TRUE);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
for (i = 0; i < 7; i++) {
exp_lists[i] = glGenLists(1);
glNewList(exp_lists[i], GL_COMPILE);
glBitmap(80, 80, 40.0, 40.0, 0.0, 0.0, exp_bits[i]);
glEndList();
}
abuse = GL_FALSE;
useLists = GL_TRUE;
}
static void drawFPS(double fpsRate)
{
GLubyte dummy;
char buffer[200], *c;
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(0, 1, 1, 0, -1, 1);
//glDisable(GL_DEPTH_TEST);
glColor3fv(textColor);
glRasterPos2f(1,1);
glBitmap(0, 0, 0, 0, -10*9, 15, &dummy);
if (fpsRate > 0 || !validFPS) {
sprintf(buffer, "fps %0.1f", fpsRate);
} else {
strcpy(buffer, "fps --");
}
for (c = buffer; *c != '\0'; c++)
glutBitmapCharacter(GLUT_BITMAP_9_BY_15, *c);
//glEnable(GL_DEPTH_TEST);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
}
//------------------------------------------------------------------------------
// Font loader -- loads the font
//------------------------------------------------------------------------------
void BitmapFont::loadFont()
{
if (isLoaded())
return;
setBase( glGenLists(256) );
// Loop through the font map
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
for (unsigned int i=0; i < numFonts; i++)
{
GLubyte* bitmap = loadTypeFace(i, reverse);
if (bitmap == 0) continue;
GLfloat xmove = GLfloat(getBitmapWidth());
GLfloat ymove = 0.0;
glNewList(getBase()+i, GL_COMPILE);
glBitmap(getBitmapWidth(), getBitmapHeight(), 0.0, 0.0, xmove, ymove, bitmap);
glEndList();
delete[] bitmap;
}
setFontLoaded();
}
/*
* Draw a bitmap character
*/
void FGAPIENTRY glutBitmapCharacter( void* fontID, int character )
{
const GLubyte* face;
SFG_Font* font;
FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutBitmapCharacter" );
font = fghFontByID( fontID );
freeglut_return_if_fail( ( character >= 1 )&&( character < 256 ) );
freeglut_return_if_fail( font );
/*
* Find the character we want to draw (???)
*/
face = font->Characters[ character ];
glPushClientAttrib( GL_CLIENT_PIXEL_STORE_BIT );
glPixelStorei( GL_UNPACK_SWAP_BYTES, GL_FALSE );
glPixelStorei( GL_UNPACK_LSB_FIRST, GL_FALSE );
glPixelStorei( GL_UNPACK_ROW_LENGTH, 0 );
glPixelStorei( GL_UNPACK_SKIP_ROWS, 0 );
glPixelStorei( GL_UNPACK_SKIP_PIXELS, 0 );
glPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
glBitmap(
face[ 0 ], font->Height, /* The bitmap's width and height */
font->xorig, font->yorig, /* The origin in the font glyph */
( float )( face[ 0 ] ), 0.0, /* The raster advance -- inc. x,y */
( face + 1 ) /* The packed bitmap data... */
);
glPopClientAttrib( );
}
void glDrawString(const char * myText, const BitFont & font) {
// Save current modes
glPushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT);
// Set new mode
glPixelStorei(GL_UNPACK_SWAP_BYTES, GL_FALSE);
glPixelStorei(GL_UNPACK_LSB_FIRST, GL_FALSE);
glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
glPixelStorei(GL_UNPACK_SKIP_ROWS, 0);
glPixelStorei(GL_UNPACK_SKIP_PIXELS, 0);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
for (const unsigned char * b = (unsigned char *) myText; *b != '\0'; b++) {
if (*b < font.first || *b >= font.first + font.num_chars) {
continue;
}
const BitChar * ch = font.ch[*b - font.first];
if (ch) {
// finally draw
glBitmap(ch->width, ch->height, ch->xorig, ch->yorig,
ch->advance, 0, ch->bitmap);
}
}
glPopClientAttrib();
}}
/*
* Load pattern from RLE file
*/
void LoadPattern(char* file)
{
FILE* f; // File
char ch; // Character read
int x0=0; // Starting line position
int x,y; // Current position
int dx,dy; // Pattern size
int k=0; // Repeat count
char rule[256]; // Rule string
// Open file
f = fopen(file,"r");
if (!file) Fatal("Cannot open %s\n",file);
// Skip header (starts with #)
for (ch=fgetc(f) ; ch=='#' ; ch=ReadLine(f));
ungetc(ch,f);
// Check header line
if (fscanf(f," x = %d , y = %d , rule = %s",&dx,&dy,rule)!=3) Fatal("Error reading header line from %s\n",file);
if (strcmp("B3/S23",rule)) Fatal("Only rule B3/S23 implemented (%s)\n",rule);
warn = (dx>W || dy>H);
// Center pattern
x0 = x = (dx<W) ? (W-dx)/2 : 0;
y = H-1-(dy<H ? (H-dy)/2 : 0);
// Read pattern from file
for (ch=ReadLine(f) ; ch!='!' && ch!=EOF ; ch=fgetc(f))
{
// Live cell(s)
if (ch=='o')
{
// k==0 => one
if (k<=0) k = 1;
// Draw k live cells in a row
for (;k>0;k--)
{
GLubyte dot[] = {0xFF};
glWindowPos2i(x++,y);
glBitmap(1,1,0,0,0,0,dot);
}
}
// Dead cell(s)
else if (ch=='b')
{
x += (k?k:1);
k = 0;
}
// End of Line
else if (ch=='$')
{
y -= (k?k:1);
x = x0;
k = 0;
}
// Repeat count
else if (isdigit(ch))
k = 10*k+(ch-'0');
}
// Done
fclose(f);
}
void set_pos(int x, int y) {
if (x < 0 || y < 0) {
glWindowPos2i(0, 0);
glBitmap(0, 0, 0, 0, x, y, NULL);
} else {
glWindowPos2i(x, y);
}
}
void GLGraphics2D::drawTextImpl(float ox, float oy, char const* str)
{
assert( mFont );
glColor4ub( mColorFont.r , mColorFont.g , mColorFont.b , mAlpha );
glRasterPos2i(0, 0);
glBitmap(0, 0, 0, 0, ox , -oy , NULL);
mFont->print( str );
}
const FTPoint& FTBitmapGlyphImpl::RenderImpl(const FTPoint& pen, int renderMode)
{
if(data)
{
float dx, dy;
dx = pen.Xf() + pos.Xf();
dy = pen.Yf() - pos.Yf();
glBitmap(0, 0, 0.0f, 0.0f, dx, dy, (const GLubyte*)0);
glPixelStorei(GL_UNPACK_ROW_LENGTH, destPitch * 8);
glBitmap(destWidth, destHeight, 0.0f, 0.0, 0.0, 0.0,
(const GLubyte*)data);
glBitmap(0, 0, 0.0f, 0.0f, -dx, -dy, (const GLubyte*)0);
}
return advance;
}
//这里进行所有的绘图工作
void SceneShow(GLvoid)
{
glClear(GL_COLOR_BUFFER_BIT); // 清空颜色缓冲区
glColor3f(1.0, 0.0, 0.0);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1); // Pixel Storage Mode (Word Alignment / 4 Bytes)
glRasterPos2f (0, 0);
glBitmap (10, 12, 0.0, 0.0, 11.0, 0.0, rasters);
glBitmap (10, 12, 0.0, 0.0, 11.0, 0.0, rasters);
glWindowPos2i(0, 0);
glBitmap (10, 12, 0.0, 0.0, 11.0, 0.0, rasters);
glBitmap (10, 12, 0.0, 0.0, 11.0, 0.0, rasters);
glBitmap (10, 12, 0.0, 0.0, 11.0, 0.0, rasters);
glFlush();
}
void drawImage() {
int i = 0;
int j = 0;
glPixelStoref(GL_UNPACK_ALIGNMENT, 1);
glClear(GL_COLOR_BUFFER_BIT);
glColor3f(1.0, 1.0, 1.0);
glPixelZoom(1.0, -1.0);
glBitmap(0, 0, 0, 0, info->width*0.5, info->height+lines*15+19, NULL);
if (info->bpp/8 == 3) {
glDrawPixels(info->width, info->height, GL_RGB, GL_UNSIGNED_BYTE, image);
} else {
glDrawPixels(info->width, info->height, GL_LUMINANCE, GL_UNSIGNED_BYTE, image);
}
glBitmap(0, 0, 0, 0, -info->width*0.5, -info->height-lines*15-19, NULL);
glBegin(GL_LINES); //Border left
glVertex2f(info->width*0.5, lines*15+19);
glVertex2f(info->width*0.5, info->height+lines*15+19);
glEnd();
glBegin(GL_LINES); //Border bottom
glVertex2f(info->width*0.5-1, lines*15+19);
glVertex2f(info->width*1.5+1, lines*15+19);
glEnd();
glBegin(GL_LINES); //Border right
glVertex2f(info->width*1.5+1, lines*15+19);
glVertex2f(info->width*1.5+1, info->height+lines*15+19);
glEnd();
glBegin(GL_LINES); //Border top
glVertex2f(info->width*0.5-1, info->height+lines*15+19);
glVertex2f(info->width*1.5+1, info->height+lines*15+19);
glEnd();
do {
glRasterPos2f(info->width*0.1, (lines-1-i)*15+10);
for (j = 0; j < 27 && (i*27+j < (int)strlen(text)); j++) {
glutBitmapCharacter(GLUT_BITMAP_9_BY_15, text[i*27+j]);
}
i++;
} while (i <= ((int)strlen(text))/27);
glRasterPos2f(0,0);
glFlush();
}
void makeRasterFont(void)
{
GLuint i;
GLuint j;
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
/* initial buffer of font list */
fontOffset = glGenLists(LETTER_BUFFER_SIZE);
/* fill bitmap of font into letter buffer list */
for(i = 0, j = 'A'; i < 26; i++, j++)
{
glNewList(fontOffset + j, GL_COMPILE);
glBitmap(8, 13, 0.0, 2.0, 10.0, 0.0, letters[i]);
glEndList();
}
glNewList(fontOffset + ' ', GL_COMPILE);
glBitmap(8, 13, 0.0, 2.0, 10.0, 0.0,space);
glEndList();
}
