X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Ftexture3d.cpp;h=5b33c3c6e1ef9153b68a654586dc37c42b1da7d6;hp=e716c901b53f408820123130dec62fc3db109eea;hb=HEAD;hpb=48d253c9f19c04c6940bfc932a78c51ea24e2e75

diff --git a/source/texture3d.cpp b/source/texture3d.cpp
deleted file mode 100644
index e716c901..00000000
--- a/source/texture3d.cpp
+++ /dev/null
@@ -1,131 +0,0 @@
-#include <cmath>
-#include <msp/graphics/image.h>
-#include "bindable.h"
-#include "except.h"
-#include "extension.h"
-#include "texture3d.h"
-#include "version_1_2.h"
-
-using namespace std;
-
-namespace Msp {
-namespace GL {
-
-Texture3D::Texture3D():
-	Texture(GL_TEXTURE_3D),
-	width(0),
-	height(0),
-	depth(0),
-	allocated(0)
-{
-	static RequireVersion _ver(1, 2);
-}
-
-void Texture3D::storage(PixelFormat f, unsigned w, unsigned h, unsigned d)
-{
-	if(width>0)
-		throw InvalidState("Textures storage may only be specified once");
-	if(w==0 || h==0 || d==0)
-		throw InvalidParameterValue("Invalid texture dimensions");
-
-	width = w;
-	height = h;
-	depth = d;
-	ifmt = f;
-}
-
-void Texture3D::allocate(unsigned level)
-{
-	if(allocated&(1<<level))
-		return;
-
-	image(level, get_base_pixelformat(ifmt), UNSIGNED_BYTE, 0);
-}
-
-void Texture3D::image(unsigned level, PixelFormat fmt, DataType type, const void *data)
-{
-	require_storage();
-
-	unsigned w = width;
-	unsigned h = height;
-	unsigned d = depth;
-	get_level_size(level, w, h, d);
-
-	Bind _bind(this, true);
-	glTexImage3D(target, level, ifmt, width, height, depth, 0, fmt, type, data);
-
-	allocated |= 1<<level;
-	if(gen_mipmap && level==0)
-	{
-		for(; (w || h || d); w>>=1, h>>=1, d>>=1, ++level) ;
-		allocated |= (1<<level)-1;
-	}
-}
-
-void Texture3D::sub_image(unsigned level, int x, int y, int z, unsigned wd, unsigned ht, unsigned dp, PixelFormat fmt, DataType type, const void *data)
-{
-	require_storage();
-	allocate(level);
-
-	Bind _bind(this, true);
-	glTexSubImage3D(target, level, x, y, z, wd, ht, dp, fmt, type, data);
-}
-
-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 IncompatibleData("Image height is not divisible by its width");
-		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 IncompatibleData("Could not find a square root of texture height");
-		h = d;
-	}
-	else if(dp>0)
-		d = dp;
-
-	PixelFormat fmt = pixelformat_from_graphics(img.get_format());
-	if(width==0)
-		storage(fmt, w, h, d);
-	else if(w!=width || h!=height || d!=depth)
-		throw IncompatibleData("Image does not match texture storage");
-
-	image(0, fmt, UNSIGNED_INT, img.get_data());
-}
-
-void Texture3D::require_storage()
-{
-	if(width==0 || height==0 || depth==0)
-		throw InvalidState("Texture storage has not been specified");
-}
-
-void Texture3D::get_level_size(unsigned level, unsigned &w, unsigned &h, unsigned &d)
-{
-	w >>= level;
-	h >>= level;
-	d >>= level;
-
-	if(!w && (h || d))
-		w = 1;
-	if(!h && (w || d))
-		h = 1;
-	if(!d && (w || h))
-		d = 1;
-}
-
-} // namespace GL
-} // namespace Msp