Ejemplos de glm::unProject en C++ (Cpp)

Ejemplo n.º 1

Archivo: easygl.cpp Proyecto: rene-dev/knuthcam

void easygl::movemouse(double x, double y){
    mouse = ivec2(x, y);
    vec3 screen=vec3(x,viewportSize.y - y,zbuf);
    vec3 pos= unProject(screen,dragmodelview,projection,vec4(0,0, viewportSize.x, viewportSize.y));
    glmouse = vec2(pos.x,pos.y);
	if(dragl && screen.z != 1)
	{
        vec2 gldiff = (gllastmouse - glmouse);
        movement -= glm::vec3(gldiff,0);
	}else{
        dragmodelview = modelview;
        glReadPixels(x,viewportSize.y - y,1,1,GL_DEPTH_COMPONENT,GL_FLOAT,&zbuf);
    }
    gllastmouse = glmouse;
	lastMouse = mouse;
}