added file from oglft release 0.9
parent
26087be9f3
commit
9aaed3cfc3
|
|
@ -45,7 +45,7 @@ INCLUDE_DIRECTORIES (
|
|||
${PROJECT_SOURCE_DIR}
|
||||
libraries/mathlib/
|
||||
libraries/coll2d/include
|
||||
libraries/oglft/
|
||||
libraries/oglft/liboglft
|
||||
${FREETYPE2_INCLUDE_DIR}
|
||||
)
|
||||
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load Diff
|
|
@ -425,14 +425,13 @@ namespace OGLFT {
|
|||
|
||||
bbox += char_bbox;
|
||||
|
||||
/*
|
||||
std::cerr << "adding " << c
|
||||
/* std::cerr << "adding " << c
|
||||
<< " y_max_: " << bbox.y_max_ << " y_min: " << bbox.y_min_
|
||||
<< " advance.dy: " << bbox.advance_.dy_
|
||||
<< " advance.dx: " << bbox.advance_.dx_
|
||||
|
||||
<< std::endl;
|
||||
*/
|
||||
*/
|
||||
assert (bbox.y_max_ - bbox.y_min_ != 0.);
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -0,0 +1,210 @@
|
|||
/*
|
||||
* demo4.cpp: Fourth Demo of the OGLFT library
|
||||
* Copyright (C) 2002 lignum Computing, Inc. <oglft@lignumcomputing.com>
|
||||
* $Id: demo3.cpp,v 1.4 2002/03/26 12:48:43 allen Exp $
|
||||
*
|
||||
* 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
|
||||
*/
|
||||
#include <iostream>
|
||||
using namespace std;
|
||||
|
||||
#include <GL/glut.h>
|
||||
#include <config.h>
|
||||
#include <OGLFT.h> // Note: this will depend on where you've installed OGLFT
|
||||
|
||||
// Declare a Face variable of the desired style
|
||||
OGLFT::Monochrome* monochrome;
|
||||
|
||||
void init ( const char* filename )
|
||||
{
|
||||
// Create a new face given the font filename and a size
|
||||
|
||||
monochrome = new OGLFT::Monochrome( filename, 36 );
|
||||
|
||||
// Always check to make sure the face was properly constructed
|
||||
|
||||
if ( monochrome == 0 || !monochrome->isValid() ) {
|
||||
cerr << "Could not construct face from " << filename << endl;
|
||||
return;
|
||||
}
|
||||
|
||||
// Set the face color to red
|
||||
|
||||
monochrome->setForegroundColor( 1., 0., 0. );
|
||||
// monochrome->setHorizontalJustification( OGLFT::Face::CENTER );
|
||||
|
||||
// For the raster styles, it is essential that the pixel store
|
||||
// unpacking alignment be set to 1
|
||||
|
||||
glPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
|
||||
|
||||
// Set the window's background color
|
||||
|
||||
glClearColor( .75, .75, .75, 1. );
|
||||
|
||||
glEnable( GL_DEPTH_TEST );
|
||||
glEnable( GL_CULL_FACE );
|
||||
|
||||
GLfloat material[4] = { 0., 0., 1., 1. };
|
||||
glMaterialfv( GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, material );
|
||||
}
|
||||
|
||||
static GLint viewport[4];
|
||||
static GLdouble modelview[16];
|
||||
static GLdouble projection[16];
|
||||
|
||||
static void reshape ( int width, int height )
|
||||
{
|
||||
glViewport( 0, 0, width, height );
|
||||
glMatrixMode( GL_PROJECTION );
|
||||
glLoadIdentity();
|
||||
glMatrixMode( GL_MODELVIEW );
|
||||
glLoadIdentity();
|
||||
|
||||
glGetIntegerv( GL_VIEWPORT, viewport );
|
||||
glGetDoublev( GL_PROJECTION_MATRIX, projection );
|
||||
glGetDoublev( GL_MODELVIEW_MATRIX, modelview );
|
||||
}
|
||||
|
||||
static void display ( void )
|
||||
{
|
||||
// First clear the window ...
|
||||
glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
|
||||
|
||||
OGLFT::BBox bbox = monochrome->measure( "gHelloj!" );
|
||||
OGLFT::BBox bbox_raw = monochrome->measureRaw( "gHelloj!" );
|
||||
|
||||
GLdouble x0, y0, z0;
|
||||
gluUnProject( 0., 0., 0., modelview, projection, viewport, &x0, &y0, &z0 );
|
||||
|
||||
GLdouble x1, y1, z1;
|
||||
gluUnProject( bbox_raw.x_min_, bbox_raw.y_min_, 0.,
|
||||
modelview, projection, viewport, &x1, &y1, &z1 );
|
||||
|
||||
GLdouble x2, y2, z2;
|
||||
gluUnProject( bbox_raw.x_max_, bbox_raw.y_min_, 0.,
|
||||
modelview, projection, viewport, &x2, &y2, &z2 );
|
||||
|
||||
GLdouble x3, y3, z3;
|
||||
gluUnProject( bbox_raw.x_max_, bbox_raw.y_max_, 0.,
|
||||
modelview, projection, viewport, &x3, &y3, &z3 );
|
||||
|
||||
GLdouble x4, y4, z4;
|
||||
gluUnProject( bbox_raw.x_min_, bbox_raw.y_max_, 0.,
|
||||
modelview, projection, viewport, &x4, &y4, &z4 );
|
||||
|
||||
glColor3f( 0., .5, 0. );
|
||||
glPushMatrix();
|
||||
glTranslated( .25-x0, 0.25-y0, 0.25-z0 );
|
||||
glBegin( GL_QUADS );
|
||||
glVertex3d( x1, y1, z1 );
|
||||
glVertex3d( x2, y2, z2 );
|
||||
glVertex3d( x3, y3, z3 );
|
||||
glVertex3d( x4, y4, z4 );
|
||||
glEnd();
|
||||
glPopMatrix();
|
||||
|
||||
// ... then draw the string
|
||||
monochrome->draw( 0.25, 0.25, 0.25, "gHelloj!" );
|
||||
#if 0
|
||||
glEnable( GL_LIGHTING );
|
||||
glEnable( GL_LIGHT0 );
|
||||
glutSolidCube( .5 );
|
||||
glDisable( GL_LIGHT0 );
|
||||
glDisable( GL_LIGHTING );
|
||||
#endif
|
||||
glutSwapBuffers();
|
||||
}
|
||||
|
||||
enum { NONE, SPIN, PAN } action = NONE;
|
||||
int old_x, old_y;
|
||||
|
||||
static void mouse ( int button, int state, int x, int y )
|
||||
{
|
||||
if ( state == GLUT_UP )
|
||||
action = NONE;
|
||||
else if ( button == GLUT_LEFT_BUTTON ) {
|
||||
action = SPIN;
|
||||
old_x = x;
|
||||
old_y = y;
|
||||
glGetDoublev( GL_MODELVIEW_MATRIX, modelview );
|
||||
}
|
||||
else if ( button == GLUT_MIDDLE_BUTTON ) {
|
||||
action = PAN;
|
||||
old_x = x;
|
||||
old_y = y;
|
||||
}
|
||||
else if ( button == GLUT_RIGHT_BUTTON ) {
|
||||
glLoadIdentity();
|
||||
glGetDoublev( GL_MODELVIEW_MATRIX, modelview );
|
||||
glutPostRedisplay();
|
||||
}
|
||||
}
|
||||
|
||||
static void motion ( int x, int y )
|
||||
{
|
||||
int mdx = x - old_x, mdy = y - old_y;
|
||||
|
||||
switch ( action ) {
|
||||
case SPIN: {
|
||||
GLfloat position[] = {0, 0, 1, 0};
|
||||
glLoadIdentity();
|
||||
glLightfv( GL_LIGHT0, GL_POSITION, position );
|
||||
glLoadMatrixd( modelview );
|
||||
glRotated( mdy, modelview[0], modelview[4], modelview[8] );
|
||||
glRotated( mdx, modelview[1], modelview[5], modelview[9] );
|
||||
glGetDoublev( GL_MODELVIEW_MATRIX, modelview );
|
||||
}
|
||||
break;
|
||||
case PAN: {
|
||||
GLint viewport[4];
|
||||
glGetIntegerv( GL_VIEWPORT, viewport );
|
||||
GLdouble dx = 2. * (GLdouble)mdx / viewport[2];
|
||||
GLdouble dy = 2. * (GLdouble)(-mdy) / viewport[3];
|
||||
glTranslated( dx, dy, 0 );
|
||||
}
|
||||
}
|
||||
|
||||
old_x = x; old_y = y;
|
||||
|
||||
glutPostRedisplay();
|
||||
}
|
||||
|
||||
int main ( int argc, char* argv[] )
|
||||
{
|
||||
// Check to be sure the user specified something as a font file name
|
||||
|
||||
if ( argc != 2 ) {
|
||||
cerr << "usage: " << argv[0] << " fontfile" << endl;
|
||||
return 1;
|
||||
}
|
||||
|
||||
// Standard GLUT setup commands
|
||||
|
||||
glutInit( &argc, argv );
|
||||
glutInitWindowSize( 500, 500 );
|
||||
glutInitDisplayMode( GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH );
|
||||
glutCreateWindow( argv[0] );
|
||||
|
||||
init( argv[1] );
|
||||
|
||||
glutReshapeFunc( reshape );
|
||||
glutDisplayFunc( display );
|
||||
glutMouseFunc( mouse );
|
||||
glutMotionFunc( motion );
|
||||
glutMainLoop();
|
||||
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in New Issue