// Floor.cpp: implementation of the CFloor class.
//
//////////////////////////////////////////////////////////////////////

#include "Floor.h"

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CFloor::CFloor()
{
	// load texture
	pTexture = new CTexture();
	if (!pTexture->LoadGLTexture("Data/c19.bmp"))
	//if (!pTexture->LoadGLTexture("Data/mud.bmp"))
		pApp->pLog->Log("Loading of texture for floor failed!");

	bTexture = true;
}

CFloor::~CFloor()
{
	delete pTexture;
}

void CFloor::Draw()
{
	const GLfloat EDGE = 12.0;
	const GLfloat TEX_OFFSET = 10.0;

	/* Draw the floor. */

	glEnable(GL_BLEND);
	glPushMatrix();

	glTranslatef(pos_x, pos_y, pos_z);
	if (bTexture)
	{
		glBindTexture(GL_TEXTURE_2D, pTexture->texture2d);
		glDepthMask(GL_FALSE);
		glEnable(GL_TEXTURE_2D);
		glColor3f(1.0, 1.0, 1.0);
	}
	else
	{
		glColor3f(0.2f, 0.2f, 0.2f);
	}


	glBegin(GL_QUADS);
	    glTexCoord2f(TEX_OFFSET, TEX_OFFSET);
		glVertex3f(-EDGE, -0.05f, -EDGE);
		glTexCoord2f(0.0, TEX_OFFSET);
		glVertex3f(EDGE, -0.05f, -EDGE);
		glTexCoord2f(0.0, 0.0);
		glVertex3f(EDGE, -0.05f, EDGE);
		glTexCoord2f(TEX_OFFSET, 0.0);
		glVertex3f(-EDGE, -0.05f, EDGE);
	glEnd();   /* Allow particles to blend with each other. */

	// Draw floor now, note the texture for the floor must be loaded

	glPopMatrix();
	glDisable(GL_BLEND);
	
	if (bTexture)
	{
		glDepthMask(GL_TRUE);
		glDisable(GL_TEXTURE_2D);
	}
}