nuclear@2: #include <assert.h>
nuclear@5: #include "co_xform.h"
nuclear@5: #include "gobj.h"
nuclear@2: 
nuclear@5: static CoXForm reg_co_xform;
nuclear@5: static CoPRS reg_co_prs;
nuclear@3: 
nuclear@5: static Component *cons_xform() { return new CoXForm; }
nuclear@5: static Component *cons_prs() { return new CoPRS; }
nuclear@2: 
nuclear@5: CoXForm::CoXForm()
nuclear@2: {
nuclear@2: 	name = "xform";
nuclear@2: 
nuclear@2: 	register_component(name, cons_xform);
nuclear@2: }
nuclear@2: 
nuclear@6: // ---- class CoPRS ----
nuclear@6: 
nuclear@5: CoPRS::CoPRS()
nuclear@6: 	: scale(1, 1, 1)
nuclear@2: {
nuclear@2: 	name = "prs";
nuclear@2: 
nuclear@2: 	register_component(name, cons_prs);
nuclear@2: }
nuclear@2: 
nuclear@6: const char **CoPRS::update_before() const
nuclear@6: {
nuclear@6: 	static const char *before[] = { "xform", 0 };
nuclear@6: 	return before;
nuclear@6: }
nuclear@6: 
nuclear@6: void CoPRS::update(float dt)
nuclear@2: {
nuclear@2: 	if(!gobj) return;
nuclear@2: 
nuclear@2: 	if(!co_xform) {
nuclear@6: 		if(!(co_xform = COCAST(CoXForm, gobj->get_component("xform")))) {
nuclear@2: 			assert(co_xform);
nuclear@2: 			return;
nuclear@2: 		}
nuclear@2: 	}
nuclear@2: 
nuclear@2: 	Matrix4x4 rmat = rot.get_rotation_matrix();
nuclear@2: 	Matrix4x4 tmat, smat;
nuclear@2: 
nuclear@2: 	tmat.set_translation(pos);
nuclear@2: 	smat.set_scaling(scale);
nuclear@2: 
nuclear@2: 	co_xform->xform = rmat * tmat * smat;
nuclear@2: }