if(ARB_texture_storage)
{
+ Conditional<BindRestore> _bind(!ARB_direct_state_access, this);
if(ARB_direct_state_access)
glTextureStorage3D(id, levels, ifmt, width, height, depth);
else
- {
- BindRestore _bind(this);
glTexStorage3D(target, levels, ifmt, width, height, depth);
- }
+ apply_swizzle();
allocated |= (1<<levels)-1;
}
else
BindRestore _bind(this);
if(!allocated)
+ {
glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, levels-1);
+ apply_swizzle();
+ }
glTexImage3D(target, level, ifmt, width, height, depth, 0, get_upload_format(fmt), type, data);
allocated |= 1<<level;
generate_mipmap();
}
-void Texture3D::load_image(const string &fn, int dp)
-{
- Graphics::Image img;
- img.load_file(fn);
-
- unsigned w = img.get_width();
- unsigned h = img.get_height();
- unsigned d = 1;
-
- if(dp==-1)
- {
- if(h%w)
- throw incompatible_data("Texture3D::load_image");
- d = h/w;
- h = w;
- }
- else if(dp==-2)
- {
- for(d=h; d*d>h; d>>=2) ;
- for(; d*d<h; ++d) ;
- if(d*d!=h)
- throw incompatible_data("Texture3D::load_image");
- h = d;
- }
- else if(dp>0)
- {
- d = dp;
- if(h%d)
- throw incompatible_data("Texture3D::load_image");
- h /= d;
- }
- else
- throw invalid_argument("Texture3D::load_image");
-
- PixelFormat fmt = pixelformat_from_graphics(img.get_format());
- if(width==0)
- storage(storage_pixelformat_from_graphics(img.get_format()), w, h, d);
- else if(w!=width || h!=height || d!=depth)
- throw incompatible_data("Texture3D::load_image");
-
- PixelStore pstore = PixelStore::from_image(img);
- BindRestore _bind_ps(pstore);
-
- image(0, fmt, UNSIGNED_BYTE, img.get_data());
-}
-
void Texture3D::image(const Graphics::Image &img, unsigned lv, bool srgb)
{
unsigned w = img.get_width();