cTexture.cpp

#include "cTexture.h"
#include "corona.h"
#include "Globals.h"

cTexture::cTexture(void)
{
}

cTexture::~cTexture(void)
{
}

bool cTexture::Load(char *filename,int type,int wraps,int wrapt,int magf,int minf,bool mipmap)
{
	corona::Image* img;
	int components;

	img = corona::OpenImage(filename);
	if(type==GL_RGB)
	{
		//img = corona::OpenImage(filename,corona::PF_R8G8B8);
		components = 3;
	}
	else if(type==GL_RGBA)
	{
		//img = corona::OpenImage(filename,corona::PF_R8G8B8A8);
		components = 4;
	}
	else return false;

	if(img==NULL) return false;

	width  = img->getWidth();
	height = img->getHeight();

	glGenTextures(1, &id);
	glBindTexture(GL_TEXTURE_2D,id);

	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,wraps);
	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,wrapt);

	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,magf);
	glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,minf);

	if(!mipmap)
	{
		glTexImage2D(GL_TEXTURE_2D,0,components,width,height,0,type,
					 GL_UNSIGNED_BYTE,img->getPixels());
	}
	else
	{
		gluBuild2DMipmaps(GL_TEXTURE_2D,components,width,height,type,
						  GL_UNSIGNED_BYTE,img->getPixels());
	}

	return true;
}
int cTexture::GetID()
{
	return id;
}
void cTexture::GetSize(int *w,int *h)
{
	*w = width;
	*h = height;
}