trotFunky/OpenGL-JIN
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Moved display functions to other file

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trotFunky 2019-09-24 11:34:40 +02:00
parent 472f280108
commit ff59df8e28
4 changed files with 104 additions and 66 deletions
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src/displayers.cpp Normal file
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//
// Created by trotfunky on 24/09/2019.
//
#include "displayers.h"
void display_pyramid(float x, float y, float z, float c, float h)
{
glBegin(GL_TRIANGLES);
// First side
glColor3f(1,0,0);
// Summit
glVertex3f(x,y+h,z);
glVertex3f(x+c/2,y,z+c/2);
glVertex3f(x-c/2,y,z+c/2);
// Second side
glColor3f(0,1,0);
glVertex3f(x,y+h,z);
glVertex3f(x+c/2,y,z+c/2);
glVertex3f(x+c/2,y,z-c/2);
// Third side
glColor3f(0,0,1);
glVertex3f(x,y+h,z);
glVertex3f(x-c/2,y,z+c/2);
glVertex3f(x-c/2,y,z-c/2);
// Fourth side
glColor3f(1,1,0);
glVertex3f(x,y+h,z);
glVertex3f(x-c/2,y,z-c/2);
glVertex3f(x+c/2,y,z-c/2);
glEnd();
// Bottom
glBegin(GL_QUADS);
glColor3f(0,1,1);
glVertex3f(x-c/2,y,z-c/2);
glVertex3f(x-c/2,y,z+c/2);
glVertex3f(x+c/2,y,z+c/2);
glVertex3f(x+c/2,y,z-c/2);
glEnd();
}
void display_rotating_pyramid(float x, float y, float z, float c, float h, float alpha)
{
glPushMatrix();
glTranslatef(x,0,z);
glRotatef(alpha,0,1,0);
glTranslatef(-x,0,-z);
display_pyramid(x,y,z,c,h);
glPopMatrix();
}
void display_tree(float x, float y, float z, float h, float w)
{
glBegin(GL_QUADS);
glVertex3f(x+w/2,y,z);
glVertex3f(x-w/2,y,z);
glVertex3f(x-w/2,y+h,z);
glVertex3f(x+w/2,y+h,z);
glVertex3f(x,y,z+w/2);
glVertex3f(x,y,z-w/2);
glVertex3f(x,y+h,z-w/2);
glVertex3f(x,y+h,z+w/2);
glEnd();
}