X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcore%2Ftexture1d.h;h=efd0517d628dc168c45f1b506a2133c673dcbcec;hb=6cee6c490ded0981c4da3f9f4ec74a41555e1a4e;hp=e77f6484242d1b177a5acff236245fd7ad6988bf;hpb=acaefb4c669f01855252818ef0a2958cbdababc3;p=libs%2Fgl.git

diff --git a/source/core/texture1d.h b/source/core/texture1d.h
index e77f6484..efd0517d 100644
--- a/source/core/texture1d.h
+++ b/source/core/texture1d.h
@@ -2,13 +2,18 @@
 #define MSP_GL_TEXTURE1D_H_
 
 #include <string>
-#include "texture.h"
+#include "texture1d_backend.h"
 
 namespace Msp {
 namespace GL {
 
-class Texture1D: public Texture
+/**
+One-dimensional texture, consisting of a single row of texels.
+*/
+class Texture1D: public Texture1DBackend
 {
+	friend Texture1DBackend;
+
 public:
 	class Loader: public DataFile::DerivedObjectLoader<Texture1D, Texture::Loader>
 	{
@@ -18,24 +23,29 @@ public:
 	private:
 		void init();
 
-		void raw_data(const std::string &);
 		void storage(PixelFormat, unsigned);
 		void storage_levels(PixelFormat, unsigned, unsigned);
 	};
 
 private:
-	unsigned width;
-	unsigned levels;
+	unsigned width = 0;
+	unsigned levels = 0;
 
 public:
-	Texture1D();
+	/** Sets storage format and size and allocates memory for the texture.  If
+	lv is zero, a complete mipmap pyramid is automatically created.  Storage
+	cannot be changed once set. */
+	void storage(PixelFormat, unsigned wd, unsigned lv = 0);
+
+	virtual void image(unsigned level, const void *);
 
-	void storage(PixelFormat, unsigned, unsigned = 0);
+	/** Replaces a range of texels in the texture.  Allocated storage must
+	exist.  The image data is interpreted according to the storage format and
+	the range must be fully inside the selected mipmap level. */
+	void sub_image(unsigned level, unsigned x, unsigned wd, const void *);
 
-	void image(unsigned, const void *);
-	void sub_image(unsigned, int, unsigned, const void *);
 	virtual void image(const Graphics::Image &, unsigned = 0);
-	using Texture::image;
+
 	unsigned get_width() const { return width; }
 
 private:
@@ -44,7 +54,7 @@ private:
 
 public:
 	virtual AsyncLoader *load(IO::Seekable &, const Resources * = 0) { return 0; }
-	virtual std::uint64_t get_data_size() const;
+	virtual std::size_t get_data_size() const;
 	virtual void unload() { }
 };