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EnvironmentAssets.cpp
55 lines (51 loc) · 1.59 KB
/
EnvironmentAssets.cpp
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#include "precomp.h"
#include "utils.h"
#include "Camera.h"
#include "EnvironmentAssets.h"
#include "GL\glew.h"
#include "GL\glut.h"
Skybox::Skybox(const Camera& camera) : m_camera(camera), m_fShow(false)
{
m_textureId = createTexture("C:\\Development\\openSource\\lSystemOld\\lSystem\\skydome.bmp");
m_groundTexture = createTexture("C:\\Development\\openSource\\lSystemOld\\lSystem\\grass.bmp");
m_pQuadric = gluNewQuadric();
gluQuadricNormals(m_pQuadric, GLU_SMOOTH);
gluQuadricTexture(m_pQuadric, GL_TRUE);
gluQuadricOrientation(m_pQuadric, GLU_INSIDE);
}
void Skybox::draw() const
{
if (m_fShow)
{
double planeEq[] = {0,1,0,0};
glEnable(GL_CLIP_PLANE0);
//glClipPlane(0, planeEq);
glEnable(GL_CULL_FACE);
glCullFace(GL_FRONT_FACE);
glPushMatrix();
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, m_textureId);
glColor3f(255,255,255);
glTranslatef(m_camera.position().X(), m_camera.position().Y(), m_camera.position().Z());
glRotatef(90, 1, 0, 0);
gluSphere(m_pQuadric,900,20,20);
glPopMatrix();
glBindTexture(GL_TEXTURE_2D, 0);
glDisable(GL_TEXTURE_2D);
glCullFace(GL_NONE);
glDisable(GL_CULL_FACE);
//glDisable(GL_CLIP_PLANE0);
//TODO msati3: Replace this by a height map?
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, m_groundTexture);
glColor3f(0,255,0);
glBegin(GL_QUADS);
glTexCoord2d(0,0); glVertex3f(-1000,0,1000);
glTexCoord2d(1,0); glVertex3f(1000,0,1000);
glTexCoord2d(1,1); glVertex3f(1000,0,-1000);
glTexCoord2d(0,1); glVertex3f(-1000,0,-1000);
glEnd();
glBindTexture(GL_TEXTURE_2D, 0);
glDisable(GL_TEXTURE_2D);
}
}