Texture::Texture( const Surface32f &surface, Format format )
: mObj( shared_ptr<Obj>( new Obj( surface.getWidth(), surface.getHeight() ) ) )
{
if( format.mInternalFormat < 0 ) {
#if ! defined( CINDER_GLES )
if( GLEE_ARB_texture_float )
format.mInternalFormat = surface.hasAlpha() ? GL_RGBA32F_ARB : GL_RGB32F_ARB;
else
format.mInternalFormat = surface.hasAlpha() ? GL_RGBA : GL_RGB;
#else
format.mInternalFormat = surface.hasAlpha() ? GL_RGBA : GL_RGB;
#endif
}
mObj->mInternalFormat = format.mInternalFormat;
mObj->mTarget = format.mTarget;
init( surface.getData(), surface.hasAlpha()?GL_RGBA:GL_RGB, format );
}
Texture::Texture( const Surface32f &surface, Format format )
: mObj( shared_ptr<Obj>( new Obj( surface.getWidth(), surface.getHeight() ) ) )
{
#if defined( CINDER_MAC )
bool supportsTextureFloat = gl::isExtensionAvailable( "GL_ARB_texture_float" );
#elif defined( CINDER_MSW )
bool supportsTextureFloat = GLEE_ARB_texture_float != 0;
#endif
if( format.mInternalFormat < 0 ) {
#if ! defined( CINDER_GLES )
if( supportsTextureFloat )
format.mInternalFormat = surface.hasAlpha() ? GL_RGBA32F_ARB : GL_RGB32F_ARB;
else
format.mInternalFormat = surface.hasAlpha() ? GL_RGBA : GL_RGB;
#else
format.mInternalFormat = surface.hasAlpha() ? GL_RGBA : GL_RGB;
#endif
}
mObj->mInternalFormat = format.mInternalFormat;
mObj->mTarget = format.mTarget;
init( surface.getData(), surface.hasAlpha()?GL_RGBA:GL_RGB, format );
}