coeng

diff src/test.cc @ 6:2f872a179914

first component test: - prs, xform, physics components with dependencies - topological sort of components to update them in the correct order - debug visualization component todo: remove draw() from components, doesn't make sense
author John Tsiombikas <nuclear@member.fsf.org>
date Sat, 14 Feb 2015 07:27:12 +0200
parents 4a1c9597f4d3
children af24cfbdf9b6
line diff
     1.1 --- a/src/test.cc	Sat Feb 14 01:35:42 2015 +0200
     1.2 +++ b/src/test.cc	Sat Feb 14 07:27:12 2015 +0200
     1.3 @@ -1,6 +1,7 @@
     1.4  #include <stdio.h>
     1.5  #include <stdlib.h>
     1.6  #include <assert.h>
     1.7 +#include <vector>
     1.8  
     1.9  #ifndef __APPLE__
    1.10  #include <GL/glut.h>
    1.11 @@ -8,6 +9,11 @@
    1.12  #include <GLUT/glut.h>
    1.13  #endif
    1.14  
    1.15 +#include "gobj.h"
    1.16 +#include "co_xform.h"
    1.17 +#include "co_dbgvis.h"
    1.18 +#include "sim.h"
    1.19 +
    1.20  static bool init();
    1.21  static void cleanup();
    1.22  static void display();
    1.23 @@ -17,6 +23,11 @@
    1.24  static void mouse(int bn, int st, int x, int y);
    1.25  static void motion(int x, int y);
    1.26  
    1.27 +float cam_theta, cam_phi = 25, cam_dist = 8;
    1.28 +
    1.29 +std::vector<GObject*> objects;
    1.30 +SimWorld simworld;
    1.31 +
    1.32  
    1.33  int main(int argc, char **argv)
    1.34  {
    1.35 @@ -26,7 +37,7 @@
    1.36  	glutCreateWindow("component system test");
    1.37  
    1.38  	glutDisplayFunc(display);
    1.39 -	glutIdleFunc(idle);
    1.40 +	//glutIdleFunc(idle);
    1.41  	glutReshapeFunc(reshape);
    1.42  	glutKeyboardFunc(keyb);
    1.43  	glutMouseFunc(mouse);
    1.44 @@ -46,6 +57,26 @@
    1.45  	glEnable(GL_DEPTH_TEST);
    1.46  	glEnable(GL_CULL_FACE);
    1.47  
    1.48 +	glEnable(GL_LIGHTING);
    1.49 +	glEnable(GL_LIGHT0);
    1.50 +	float ldir[] = {-1, 1, 2, 0};
    1.51 +	glLightfv(GL_LIGHT0, GL_POSITION, ldir);
    1.52 +
    1.53 +	GObject *obj = new GObject;
    1.54 +	obj->add_component(new CoSphereVis);
    1.55 +	obj->add_component(new CoXForm);
    1.56 +	obj->add_component(new CoPRS);
    1.57 +	obj->add_component(new CoRigid);
    1.58 +	COCAST(CoPRS, obj->get_component("prs"))->pos = Vector3(5, 1, 0);
    1.59 +	objects.push_back(obj);
    1.60 +
    1.61 +	obj = new GObject;
    1.62 +	obj->add_component(new CoSphereVis);
    1.63 +	obj->add_component(new CoXForm);
    1.64 +	obj->add_component(new CoPRS);
    1.65 +	COCAST(CoPRS, obj->get_component("prs"))->pos = Vector3(-5, 1, 0);
    1.66 +	objects.push_back(obj);
    1.67 +
    1.68  	return true;
    1.69  }
    1.70  
    1.71 @@ -53,10 +84,48 @@
    1.72  {
    1.73  }
    1.74  
    1.75 +static void update()
    1.76 +{
    1.77 +	static unsigned int prev_upd;
    1.78 +	unsigned int msec = glutGet(GLUT_ELAPSED_TIME);
    1.79 +	float dt = (float)(msec - prev_upd) / 1000.0f;
    1.80 +	prev_upd = msec;
    1.81 +
    1.82 +	for(size_t i=0; i<objects.size(); i++) {
    1.83 +		objects[i]->update(dt);
    1.84 +	}
    1.85 +}
    1.86 +
    1.87  static void display()
    1.88  {
    1.89 +	update();
    1.90 +
    1.91  	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
    1.92  
    1.93 +	glMatrixMode(GL_MODELVIEW);
    1.94 +	glLoadIdentity();
    1.95 +	glTranslatef(0, 0, -cam_dist);
    1.96 +	glRotatef(cam_phi, 1, 0, 0);
    1.97 +	glRotatef(cam_theta, 0, 1, 0);
    1.98 +
    1.99 +	float floor_col[] = {0.2, 0.8, 0.2, 1};
   1.100 +	glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, floor_col);
   1.101 +
   1.102 +	glBegin(GL_QUADS);
   1.103 +	glNormal3f(0, 1, 0);
   1.104 +	glVertex3f(-10, 0, 10);
   1.105 +	glVertex3f(10, 0, 10);
   1.106 +	glVertex3f(10, 0, -10);
   1.107 +	glVertex3f(-10, 0, -10);
   1.108 +	glEnd();
   1.109 +
   1.110 +	for(size_t i=0; i<objects.size(); i++) {
   1.111 +		CoSphereVis *co = COCAST(CoSphereVis, objects[i]->get_component("spherevis"));
   1.112 +		if(co) {
   1.113 +			co->draw();
   1.114 +		}
   1.115 +	}
   1.116 +
   1.117  	glutSwapBuffers();
   1.118  	assert(glGetError() == GL_NO_ERROR);
   1.119  }
   1.120 @@ -83,13 +152,35 @@
   1.121  	}
   1.122  }
   1.123  
   1.124 -static int bnstate[16];
   1.125 +static bool bnstate[16];
   1.126  static int prev_x, prev_y;
   1.127  
   1.128  static void mouse(int bn, int st, int x, int y)
   1.129  {
   1.130 +	bnstate[bn - GLUT_LEFT_BUTTON] = st == GLUT_DOWN;
   1.131 +	prev_x = x;
   1.132 +	prev_y = y;
   1.133  }
   1.134  
   1.135  static void motion(int x, int y)
   1.136  {
   1.137 +	int dx = x - prev_x;
   1.138 +	int dy = y - prev_y;
   1.139 +	prev_x = x;
   1.140 +	prev_y = y;
   1.141 +
   1.142 +	if(bnstate[0]) {
   1.143 +		cam_theta += dx * 0.5;
   1.144 +		cam_phi += dy * 0.5;
   1.145 +
   1.146 +		if(cam_phi < -90) cam_phi = -90;
   1.147 +		if(cam_phi > 90) cam_phi = 90;
   1.148 +
   1.149 +		glutPostRedisplay();
   1.150 +	}
   1.151 +	if(bnstate[2]) {
   1.152 +		cam_dist += dy * 0.1;
   1.153 +
   1.154 +		if(cam_dist < 0.0) cam_dist = 0.0;
   1.155 +	}
   1.156  }