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100 lines
2.3 KiB
C++
100 lines
2.3 KiB
C++
//
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// util.cpp
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// interface
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//
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// Created by Philip Rosedale on 8/24/12.
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// Copyright (c) 2012 __MyCompanyName__. All rights reserved.
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//
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#ifdef __APPLE__
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#include <GLUT/glut.h>
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#else
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#include <GL/glut.h>
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#endif
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#include <iostream>
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#include "world.h"
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#include "glm/glm.hpp"
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float randFloat () {
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return (rand()%10000)/10000.f;
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}
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void render_world_box()
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{
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// Show edge of world
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glDisable(GL_LIGHTING);
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glColor4f(1.0, 1.0, 1.0, 1.0);
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glLineWidth(1.0);
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glBegin(GL_LINES);
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glColor3f(1,0,0);
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glVertex3f(0,0,0);
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glVertex3f(WORLD_SIZE,0,0);
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glColor3f(0,1,0);
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glVertex3f(0,0,0);
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glVertex3f(0, WORLD_SIZE, 0);
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glColor3f(0,0,1);
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glVertex3f(0,0,0);
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glVertex3f(0, 0, WORLD_SIZE);
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glEnd();
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}
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double diffclock(timeval clock1,timeval clock2)
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{
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double diffms = (clock2.tv_sec - clock1.tv_sec) * 1000.0;
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diffms += (clock2.tv_usec - clock1.tv_usec) / 1000.0; // us to ms
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return diffms;
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}
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void drawtext(int x, int y, float scale, float rotate, float thick, int mono, char *string,
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float r=1.0, float g=1.0, float b=1.0)
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{
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//
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// Draws text on screen as stroked so it can be resized
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//
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int len, i;
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glPushMatrix();
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glTranslatef(x, y, 0);
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glColor3f(r,g,b);
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glRotated(180+rotate,0,0,1);
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glRotated(180,0,1,0);
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glLineWidth(thick);
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glScalef(scale, scale, 1.0);
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len = (int) strlen(string);
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for (i = 0; i < len; i++)
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{
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if (!mono) glutStrokeCharacter(GLUT_STROKE_ROMAN, int(string[i]));
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else glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN, int(string[i]));
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}
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glPopMatrix();
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}
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void drawvec3(int x, int y, float scale, float rotate, float thick, int mono, glm::vec3 vec,
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float r=1.0, float g=1.0, float b=1.0)
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{
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//
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// Draws text on screen as stroked so it can be resized
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//
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char vectext[20];
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sprintf(vectext,"%3.1f,%3.1f,%3.1f", vec.x, vec.y, vec.z);
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int len, i;
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glPushMatrix();
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glTranslatef(x, y, 0);
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glColor3f(r,g,b);
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glRotated(180+rotate,0,0,1);
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glRotated(180,0,1,0);
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glLineWidth(thick);
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glScalef(scale, scale, 1.0);
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len = (int) strlen(vectext);
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for (i = 0; i < len; i++)
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{
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if (!mono) glutStrokeCharacter(GLUT_STROKE_ROMAN, int(vectext[i]));
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else glutStrokeCharacter(GLUT_STROKE_MONO_ROMAN, int(vectext[i]));
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}
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glPopMatrix();
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}
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