int OBJ::readTexture(string filename,int i) {
texture[i] = new GLuint ;
TGAImg img;
glActiveTexture(GL_TEXTURE0);
if (img.Load((char*)filename.c_str())==IMG_OK) {
glGenTextures(1,texture[i]); //Zainicjuj uchwyt tex
glBindTexture(GL_TEXTURE_2D,*texture[i]); //Przetwarzaj uchwyt tex
if (img.GetBPP()==24) //Obrazek 24bit
glTexImage2D(GL_TEXTURE_2D,0,3,img.GetWidth(),img.GetHeight(),0,
GL_RGB,GL_UNSIGNED_BYTE,img.GetImg());
else if (img.GetBPP()==32) //Obrazek 32bit
glTexImage2D(GL_TEXTURE_2D,0,4,img.GetWidth(),img.GetHeight(),0,
GL_RGBA,GL_UNSIGNED_BYTE,img.GetImg());
else {
printf("Nieobs³ugiwany format obrazka w pliku: %s \n",filename.c_str());
}
} else {
printf("B³¹d przy wczytywaniu pliku: %s\n",filename.c_str());
}
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,GL_LINEAR);
return 0;
}
GLuint readTexture(char* filename) {
GLuint tex;
TGAImg img;
glActiveTexture(GL_TEXTURE0);
if (img.Load(filename)==IMG_OK) {
glGenTextures(1,&tex); //Zainicjuj uchwyt tex
glBindTexture(GL_TEXTURE_2D,tex); //Przetwarzaj uchwyt tex
if (img.GetBPP()==24) //Obrazek 24bit
glTexImage2D(GL_TEXTURE_2D,0,3,img.GetWidth(),img.GetHeight(),0,
GL_RGB,GL_UNSIGNED_BYTE,img.GetImg());
else if (img.GetBPP()==32) //Obrazek 32bit
glTexImage2D(GL_TEXTURE_2D,0,4,img.GetWidth(),img.GetHeight(),0,
GL_RGBA,GL_UNSIGNED_BYTE,img.GetImg());
else {
printf("Nieobsługiwany format obrazka w pliku: %s \n",filename);
}
} else {
printf("Błąd przy wczytywaniu pliku: %s\n",filename);
}
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S,GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T,GL_REPEAT);
return tex;
}
GLuint TextureLoader::LoadTexture(char *TexName) {
TGAImg Img; // Image loader
GLuint Texture;
// Load our Texture
if(Img.Load(TexName)!=IMG_OK)
return -1;
glGenTextures(1,&Texture); // Allocate space for texture
glBindTexture(GL_TEXTURE_2D,Texture); // Set our Tex handle as current
// Create the texture
if(Img.GetBPP()==24)
glTexImage2D(GL_TEXTURE_2D,0,3,Img.GetWidth(),Img.GetHeight(),0,
GL_RGB,GL_UNSIGNED_BYTE,Img.GetImg());
else if(Img.GetBPP()==32)
glTexImage2D(GL_TEXTURE_2D,0,4,Img.GetWidth(),Img.GetHeight(),0,
GL_RGBA,GL_UNSIGNED_BYTE,Img.GetImg());
else
return -1;
// Specify filtering and edge actions
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP);
return Texture;
}
void Mesh::setTexture(std::string name)///COPYPASTA ! %-D
{
TGAImg img;
if(img.Load((char *) name.c_str())==IMG_OK)
{
mMaterial.setTextureName(name);
mTextured = true;
glGenTextures(1,&mTexture);
glBindTexture(GL_TEXTURE_2D,mTexture);
if(img.GetBPP()==24)
glTexImage2D(GL_TEXTURE_2D,0,3,img.GetWidth(),img.GetHeight(),0,GL_RGB,GL_UNSIGNED_BYTE,img.GetImg());
else if(img.GetBPP()==32)
glTexImage2D(GL_TEXTURE_2D,0,4,img.GetWidth(),img.GetHeight(),0,GL_RGBA,GL_UNSIGNED_BYTE,img.GetImg());
else
{
mTextured = false;
printf("[Warning]Texture (\"%s\") is in unsupported format.\n",name.c_str());
}
}
else
{
printf("[Warning]Texture (\"%s\") cannot be loaded (file loading error).\n",name.c_str());
}
}
bool
loadImageTGA(string fileName, agg::int8u** oData, int* oWidth, int* oHeight)
{
TGAImg tgaImage = TGAImg();
int result = tgaImage.Load(fileName.c_str());
if(result != IMG_OK) {
ostringstream ossError;
ossError << "TGA loader: Error: ";
if(IMG_ERR_NO_FILE == result)
ossError << "No file (IMG_ERR_NO_FILE)";
else if(IMG_ERR_MEM_FAIL == result)
ossError << "Memory failure (IMG_ERR_MEM_FAIL)";
else if(IMG_ERR_BAD_FORMAT == result)
ossError << "Bad format (IMG_ERR_BAD_FORMAT)";
else if(IMG_ERR_UNSUPPORTED == result)
ossError << "Unsupported image type (IMG_ERR_UNSUPPORTED)";
logEngineError(ossError.str());
return false;
}
if(tgaImage.GetBPP() != 32) {
ostringstream ossError;
ossError << "TGA loader: 32bit support only. " << tgaImage.GetBPP() << "bit not supported.";
logEngineError(ossError.str());
return false;
}
if(tgaImage.GetWidth() != *oWidth || tgaImage.GetHeight() != *oHeight) {
if(NULL != *oData) delete[] *oData;
*oWidth = 0;
*oHeight = 0;
*oData = new agg::int8u[tgaImage.GetWidth() * tgaImage.GetHeight() * 4];
}
*oWidth = tgaImage.GetWidth();
*oHeight = tgaImage.GetHeight();
agg::int8u* srcData = tgaImage.GetImg();
agg::int8u* dstData = *oData;
int pixelCount = (*oWidth) * (*oHeight);
for(int iPixel = 0; iPixel < pixelCount; ++iPixel) {
int8u r = *srcData++;
int8u g = *srcData++;
int8u b = *srcData++;
int8u a = *srcData++;
*dstData++ = b;
*dstData++ = g;
*dstData++ = r;
*dstData++ = a;
}
return true;
}
