bool JTexture::loadTextureFromFileWithColorKey(std::string path, GLubyte r, GLubyte g, GLubyte b, GLubyte a)
{
if(!loadPixelsFromFile(path))
{
return false;
}
GLuint size = mTextureWidth * mTextureHeight;
//loop through all pixels
for (int i = 0; i < size; ++i)
{
//each GLuint is an array of 4 GLubytes
GLubyte* colors = (GLubyte*)&mPixels[i];
if (colors[0] == r && colors[1] == g && colors[2] == b && ( 0 == a || colors[3] == a))
{
colors[0] = 255;
colors[1] = 255;
colors[2] = 255;
colors[3] = 000;
}
}
return loadTextureFromPixels32();
}
bool DrawAbstract::loadImages(){
//Generate and set current image ID
ILuint *imgID = new ILuint[videoduration];
ilGenImages( videoduration, imgID );
mTextureIDs = new GLuint[videoduration];
glGenTextures( videoduration, mTextureIDs );
for(int i = 0; i < videoduration; i++){
ilBindImage( imgID[i] );
//Load image
char *path;
generateImagePath(&path,i+1);//array from 0, images on hdd from 1
std::cout << "Path:" << path << std::endl;
ILboolean success = ilLoadImage( path );
//delete path;
std::cout << "bla" << success << std::endl;
//Image loaded successfully
if( success == IL_TRUE )
{
success = ilConvertImage( IL_RGBA, IL_UNSIGNED_BYTE );
if( success == IL_TRUE )
{
//Create texture from file pixels
loadTextureFromPixels32( (GLuint*)ilGetData(), (GLuint)ilGetInteger( IL_IMAGE_WIDTH ), (GLuint)ilGetInteger( IL_IMAGE_HEIGHT ),i);
}
}
}
return true;
}
bool JTexture::loadTextureFromFile(std::string path)
{
bool textureLoaded = false;
//generate & set current image ID
ILuint imgID = 0;
ilGenImages(1, &imgID);
ilBindImage(imgID);
//load image
ILboolean success = ilLoadImage(path.c_str());
if (success == IL_TRUE)
{
success = ilConvertImage(IL_RGBA, IL_UNSIGNED_BYTE);
if(success == IL_TRUE)
{
//Create texture from file pixels
textureLoaded = loadTextureFromPixels32((GLuint*)ilGetData(), (GLuint)ilGetInteger(IL_IMAGE_WIDTH), (GLuint)ilGetInteger(IL_IMAGE_HEIGHT));
}
}
if(!textureLoaded)
printf("Unable to load %s\n", path.c_str());
return textureLoaded;
}
bool LTexture::loadTextureFromFile32( std::string path )
{
//Texture loading success
bool textureLoaded = false;
//Generate and set current image ID
ILuint imgID = 0;
ilGenImages( 1, &imgID );
ilBindImage( imgID );
//Load image
ILboolean success = ilLoadImage( path.c_str() );
//Image loaded successfully
if( success == IL_TRUE )
{
//Convert image to RGBA
success = ilConvertImage( IL_RGBA, IL_UNSIGNED_BYTE );
if( success == IL_TRUE )
{
//Initialize dimensions
GLuint imgWidth = (GLuint)ilGetInteger( IL_IMAGE_WIDTH );
GLuint imgHeight = (GLuint)ilGetInteger( IL_IMAGE_HEIGHT );
//Calculate required texture dimensions
GLuint texWidth = powerOfTwo( imgWidth );
GLuint texHeight = powerOfTwo( imgHeight );
//Texture is the wrong size
if( imgWidth != texWidth || imgHeight != texHeight )
{
//Place image at upper left
iluImageParameter( ILU_PLACEMENT, ILU_UPPER_LEFT );
//Resize image
iluEnlargeCanvas( (int)texWidth, (int)texHeight, 1 );
}
//Create texture from file pixels
textureLoaded = loadTextureFromPixels32( (GLuint*)ilGetData(), imgWidth, imgHeight, texWidth, texHeight );
}
//Delete file from memory
ilDeleteImages( 1, &imgID );
//Set pixel format
mPixelFormat = GL_RGBA;
}
//Report error
if( !textureLoaded )
{
printf( "Unable to load %s\n", path.c_str() );
}
return textureLoaded;
}
bool LTexture::loadTextureFromFileWithColorKey32( std::string path, GLubyte r, GLubyte g, GLubyte b, GLubyte a )
{
//Load pixels
if( !loadPixelsFromFile32( path ) )
{
return false;
}
//Go through pixels
GLuint size = mTextureWidth * mTextureHeight;
for( int i = 0; i < size; ++i )
{
//Get pixel colors
GLubyte* colors = (GLubyte*)mPixels32;
//Color matches
if( colors[ 0 ] == r && colors[ 1 ] == g && colors[ 2 ] == b && ( 0 == a || colors[ 3 ] == a ) )
{
//Make transparent
colors[ 0 ] = 255;
colors[ 1 ] = 255;
colors[ 2 ] = 255;
colors[ 3 ] = 000;
}
}
//Create texture
if( !loadTextureFromPixels32() )
{
return false;
}
//Set pixel format
mPixelFormat = GL_RGBA;
return true;
}
bool Texture::loadTextureFromFile( std::string path )
{
//Texture loading success
bool textureLoaded = false;
//Generate and set current image ID
ILuint imgID = 0;
ilGenImages( 1, &imgID );
ilBindImage( imgID );
//Load image
ILboolean success = ilLoadImage( path.c_str() );
//Image loaded successfully
if( success == IL_TRUE ){
//Convert image to RGBA
success = ilConvertImage( IL_RGBA, IL_UNSIGNED_BYTE );
if( success == IL_TRUE )
{
//Create texture from file pixels
textureLoaded = loadTextureFromPixels32( (GLuint*)ilGetData(), (GLuint)ilGetInteger( IL_IMAGE_WIDTH ), (GLuint)ilGetInteger( IL_IMAGE_HEIGHT ) );
}
//Delete file from memory
ilDeleteImages( 1, &imgID );
}
//Report error
if( !textureLoaded )
{
mTextureID = 0;
}
return textureLoaded;
}
bool DrawAbstract::loadImage(std::string path){
//Generate and set current image ID
ILuint imgID;
ilGenImages( 1, &imgID );
ilBindImage( imgID );
//Load image
char path_tmp[1024];
strcpy(path_tmp,path.c_str());
ILboolean success = ilLoadImage( path_tmp );
//Image loaded successfully
if( success == IL_TRUE )
{
success = ilConvertImage( IL_RGBA, IL_UNSIGNED_BYTE );
if( success == IL_TRUE )
{
//Create texture from file pixels
loadTextureFromPixels32( (GLuint*)ilGetData(), (GLuint)ilGetInteger( IL_IMAGE_WIDTH ), (GLuint)ilGetInteger( IL_IMAGE_HEIGHT ) );
}
}
return true;
}
Texture::Texture( GLuint* pixels, GLuint width, GLuint height )
{
loadTextureFromPixels32(pixels, width, height);
}
