coeng: src/co_xform.cc annotate

coeng

adding collision detection

author	John Tsiombikas <nuclear@member.fsf.org>
date	Sat, 14 Feb 2015 10:08:00 +0200
parents	0e5da17d589c
children	8cce82794f90

rev	line source
nuclear@2	1 #include <assert.h>
nuclear@5	2 #include "co_xform.h"
nuclear@5	3 #include "gobj.h"
nuclear@2	4
nuclear@5	5 static CoXForm reg_co_xform;
nuclear@5	6 static CoPRS reg_co_prs;
nuclear@3	7
nuclear@5	8 static Component *cons_xform() { return new CoXForm; }
nuclear@5	9 static Component *cons_prs() { return new CoPRS; }
nuclear@2	10
nuclear@5	11 CoXForm::CoXForm()
nuclear@2	12 {
nuclear@2	13 name = "xform";
nuclear@2	14
nuclear@2	15 register_component(name, cons_xform);
nuclear@2	16 }
nuclear@2	17
nuclear@6	18 // ---- class CoPRS ----
nuclear@6	19
nuclear@5	20 CoPRS::CoPRS()
nuclear@6	21 : scale(1, 1, 1)
nuclear@2	22 {
nuclear@2	23 name = "prs";
nuclear@2	24
nuclear@2	25 register_component(name, cons_prs);
nuclear@2	26 }
nuclear@2	27
nuclear@6	28 const char **CoPRS::update_before() const
nuclear@6	29 {
nuclear@6	30 static const char *before[] = { "xform", 0 };
nuclear@6	31 return before;
nuclear@6	32 }
nuclear@6	33
nuclear@6	34 void CoPRS::update(float dt)
nuclear@2	35 {
nuclear@2	36 if(!gobj) return;
nuclear@2	37
nuclear@2	38 if(!co_xform) {
nuclear@6	39 if(!(co_xform = COCAST(CoXForm, gobj->get_component("xform")))) {
nuclear@2	40 assert(co_xform);
nuclear@2	41 return;
nuclear@2	42 }
nuclear@2	43 }
nuclear@2	44
nuclear@2	45 Matrix4x4 rmat = rot.get_rotation_matrix();
nuclear@2	46 Matrix4x4 tmat, smat;
nuclear@2	47
nuclear@2	48 tmat.set_translation(pos);
nuclear@2	49 smat.set_scaling(scale);
nuclear@2	50
nuclear@2	51 co_xform->xform = rmat * tmat * smat;
nuclear@2	52 }