void GLUI_Rotation::iaction_draw_active_area_persp( void )
{
/********** arcball *******/
copy_float_array_to_ball();
setup_texture();
setup_lights();
glEnable(GL_CULL_FACE );
glMatrixMode( GL_MODELVIEW );
glPushMatrix();
mat4 tmp_rot = *ball->rot_ptr;
glMultMatrixf( (float*) &tmp_rot[0][0] );
/*** Draw the checkered box ***/
/*glDisable( GL_TEXTURE_2D ); */
draw_ball(1.35); // 1.96 );
glPopMatrix();
glBindTexture(GL_TEXTURE_2D,0); /* unhook our checkerboard texture */
glDisable( GL_TEXTURE_2D );
glDisable( GL_LIGHTING );
glDisable( GL_CULL_FACE );
}
void GLUI_Rotation::iaction_draw_active_area_persp( void )
{
if ( NOT can_draw() )
return;
copy_float_array_to_ball();
setup_texture();
setup_lights();
glEnable(GL_CULL_FACE );
glMatrixMode( GL_MODELVIEW );
glPushMatrix();
mat4 tmp_rot = *ball->rot_ptr;
glMultMatrixf( (float*) &tmp_rot[0][0] );
/*** Draw the checkered box ***/
/*glDisable( GL_TEXTURE_2D ); */
draw_ball( 1.96 );
glPopMatrix();
glDisable( GL_TEXTURE_2D );
glDisable( GL_LIGHTING );
glDisable( GL_CULL_FACE );
}
int GLUI_Rotation::iaction_mouse_up_handler( int local_x, int local_y,
int inside )
{
copy_float_array_to_ball();
ball->mouse_up();
return false;
}
int GLUI_Rotation::iaction_mouse_down_handler( int local_x, int local_y )
{
copy_float_array_to_ball();
init_ball();
local_y = (int)(2.0 * ball->center[1] - local_y);
ball->mouse_down( local_x, local_y );
/* printf( "%d %d - %f %f\n", local_x, local_y, ball->center[0], ball->center[1] ); */
copy_ball_to_float_array();
spinning = false;
return false;
}
int GLUI_Rotation::iaction_mouse_held_down_handler( int local_x, int local_y,
int inside)
{
if ( NOT glui )
return 0;
copy_float_array_to_ball();
local_y = (int)(2.0 * ball->center[1] - local_y);
/* printf( "%d %d\n", local_x, local_y ); */
ball->mouse_motion( local_x, local_y, 0,
(glui->curr_modifiers & GLUT_ACTIVE_ALT) != 0,
(glui->curr_modifiers & GLUT_ACTIVE_CTRL) != 0 );
copy_ball_to_float_array();
if ( can_spin )
spinning = true;
return false;
}
void GLUI_Rotation::idle( void )
{
spinning = ball->is_spinning;
if ( can_spin == true AND spinning == true ) {
copy_float_array_to_ball();
ball->idle();
*ball->rot_ptr = *ball->rot_ptr * ball->rot_increment;
mat4 tmp_rot;
tmp_rot = *ball->rot_ptr;
copy_ball_to_float_array();
draw_active_area_only = true;
translate_and_draw_front();
draw_active_area_only = false;
output_live(true); /** output live and update gfx **/
}
else {
}
}
