X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=ld42_outofspace;a=blobdiff_plain;f=src%2Ftexture.h;fp=src%2Ftexture.h;h=5f74e985d907d1ab2ba4b91d1db4a690c1b6b530;hp=0000000000000000000000000000000000000000;hb=b8200afc389ccca3e86463eb48c0563c0e093552;hpb=cf0e9a55d004e5339adc265b7ea6f41bae5c3cfe

diff --git a/src/texture.h b/src/texture.h
new file mode 100644
index 0000000..5f74e98
--- /dev/null
+++ b/src/texture.h
@@ -0,0 +1,61 @@
+#ifndef TEXTURE_H_
+#define TEXTURE_H_
+
+#include "opengl.h"
+
+class Image;
+
+enum TextureType { TEX_2D, TEX_CUBE };
+
+class Texture {
+private:
+	unsigned int id;
+	unsigned int target;
+	unsigned int texfmt;
+	int sz[3];
+	Image *img;
+	static Image *default_img;
+
+	Texture(const Texture &tex) {}
+	Texture &operator =(const Texture &tex) { return *this; }
+
+	void set_image_2d(const Image &img);
+	bool set_image_cube(const Image &img, int idx);
+	bool set_image_cube(const Image &img);
+
+	bool load_cube(const char *fname);
+
+	/* for loading multiple cubemap faces from a single image */
+	bool set_cube_multi(const Image &img, const float *xoffsets, const float *yoffsets, float sz,
+		unsigned int rotmask = 0);
+
+public:
+	Texture();
+	~Texture();
+
+	void set_wrapping(unsigned int wrap);
+	void set_filtering(unsigned int filt);
+	void set_filtering(unsigned int min_filt, unsigned int mag_filt);
+	void set_anisotropy(int aniso);
+
+	unsigned int get_format() const;
+
+	int get_size(int dim) const;
+	int get_width() const;
+	int get_height() const;
+
+	void create(int xsz, int ysz, TextureType type = TEX_2D, unsigned int ifmt = GL_RGBA);
+	void create_default(TextureType type = TEX_2D);
+	void set_image(const Image &img, int idx = -1);
+
+	bool load(const char *fname);
+
+	unsigned int get_id() const;
+	TextureType get_type() const;
+
+	void bind(int tex_unit = 0) const;
+};
+
+void bind_texture(Texture *tex, int tunit = 0);
+
+#endif	// TEXTURE_H_