/* Initializes graphics subsystem */
int gInit(GContext *context)
{
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
//glEnable(GL_TEXTURE_2D);
glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
glClearColor(0,0,0,0);
glClear(GL_COLOR_BUFFER_BIT);
loadShaders(&(context->shaders));
loadPrograms(&(context->programs),&(context->shaders));
loadBuffers(&(context->buffers));
setModelview(context,1,0,0,1);
setTranslation(context,0,0);
//printInfo("initGraphics()\n");
#ifdef DEBUG
checkError();
#endif
if(context->callback != NULL)
context->callback(context->callback_data);
return 0;
}
void
Lpanel::resizeWindow(void)
{
XWindowAttributes windowattr;
XGetWindowAttributes(dpy, window, &windowattr);
window_xsize = windowattr.width;
window_ysize = windowattr.height;
view.aspect = (double) window_xsize / (double) window_ysize;
glViewport(0, 0, windowattr.width, windowattr.height);
glGetIntegerv (GL_VIEWPORT, viewport);
setProjection(0);
setModelview(0);
}
void model::render()
{
// default material setup
glBindTexture(GL_TEXTURE_2D, 0);
glPushMatrix();
setModelview();
glBegin(GL_TRIANGLES);
std::list<materialAssoc>::const_iterator materialIdx = _renderMap.begin();
idx3d k = 0;
for (std::list<mesh>::const_iterator i = _mesh.begin(); i != _mesh.end();)
{
if (materialIdx != _renderMap.end())
{
if (k == (*materialIdx).startIndex)
{
(*materialIdx).material->setup();
materialIdx++;
}
}
//glBegin(GL_LINE_STRIP);
for (unsigned char j = 0; j < 3 && i != _mesh.end(); j++)
{
//glColor3dv(color[j]);
glVertex3dv(&i->vertex.x);
//glNormal3dv(&i->normal.x);
glTexCoord2dv(&i->texture.x);
i++;
}
//glEnd();
k++;
}
glEnd();
glPopMatrix();
}
void
Lpanel::doPickModelview(void)
{
setModelview(1);
//glTranslatef(0.,0.,-10.); // so objects at z=0 don't get clipped
}
void gTransform(GContext *context, const float matrix[4])
{
setModelview(context, matrix[0],matrix[1],matrix[2],matrix[3]);
}
