+++ /dev/null
-/* $Id$
-
-This file is part of libmspgl
-Copyright © 2007 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
-#include "except.h"
-#include "texture2d.h"
-
-using namespace std;
-
-namespace Msp {
-namespace GL {
-
-Texture2D::Texture2D():
- width(0),
- height(0)
-{
- target=GL_TEXTURE_2D;
- bind();
-}
-
-void Texture2D::storage(PixelFormat fmt, sizei wd, sizei ht, int brd)
-{
- if(width>0)
- throw InvalidState("Texture storage may only be specified once");
- if(wd==0 || ht==0)
- throw InvalidParameterValue("Invalid texture dimensions");
-
- ifmt=fmt;
- width=wd;
- height=ht;
- border=brd;
-}
-
-void Texture2D::image(int level, PixelFormat fmt, DataType type, const void *data)
-{
- if(width==0)
- throw InvalidState("Texture storage has not been specified");
-
- maybe_bind();
-
- glTexImage2D(target, level, ifmt, width, height, border, fmt, type, data);
-}
-
-void Texture2D::sub_image(int level, int x, int y, sizei wd, sizei ht, PixelFormat fmt, DataType type, const void *data)
-{
- if(width==0)
- throw InvalidState("Texture storage has not been specified");
-
- maybe_bind();
-
- glTexSubImage2D(target, level, x, y, wd, ht, fmt, type, data);
-}
-
-void Texture2D::load_image(const string &fn)
-{
- Graphics::Image img;
- img.load_file(fn);
-
- image(img);
-}
-
-void Texture2D::image(const Graphics::Image &img)
-{
- unsigned w=img.get_width();
- unsigned h=img.get_height();
- PixelFormat fmt=pixelformat_from_graphics(img.get_format());
- if(width==0)
- storage(fmt, w, h, 0);
- else if(w!=width || h!=height)
- throw IncompatibleData("Image does not match texture storage");
-
- image(0, fmt, UNSIGNED_BYTE, img.get_data());
-}
-
-
-Texture2D::Loader::Loader(Texture2D &t):
- Texture::Loader(t)
-{
- add("image_data", &Loader::image_data);
- add("raw_data", &Loader::raw_data);
- add("storage", &Loader::storage);
-}
-
-void Texture2D::Loader::image_data(const string &data)
-{
- Graphics::Image img;
- img.load_memory(data.data(), data.size());
-
- static_cast<Texture2D &>(tex).image(img);
-}
-
-void Texture2D::Loader::raw_data(const string &data)
-{
- Texture2D &t2d=static_cast<Texture2D &>(tex);;
- t2d.image(0, t2d.ifmt, UNSIGNED_BYTE, data.data());
-}
-
-void Texture2D::Loader::storage(PixelFormat fmt, unsigned w, unsigned h, unsigned b)
-{
- static_cast<Texture2D &>(tex).storage(fmt, w, h, b);
-}
-
-} // namespace GL
-} // namespace Msp