Make the TextureCubeFace enum independent of OpenGL constants

[libs/gl.git] / source / core / texturecube.h

diff --git a/source/core/texturecube.h b/source/core/texturecube.h
index 93c14336e31f91d67003b095cdb20b217a144c6f..5818458618de4e32df8c4d846fdf978e49bc1737 100644 (file)
--- a/source/core/texturecube.h
+++ b/source/core/texturecube.h
@@ -11,12 +11,12 @@ namespace GL {
 
 enum TextureCubeFace
 {
-       POSITIVE_X = GL_TEXTURE_CUBE_MAP_POSITIVE_X,
-       NEGATIVE_X = GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
-       POSITIVE_Y = GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
-       NEGATIVE_Y = GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
-       POSITIVE_Z = GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
-       NEGATIVE_Z = GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
+       POSITIVE_X = 0,
+       NEGATIVE_X = 1,
+       POSITIVE_Y = 2,
+       NEGATIVE_Y = 3,
+       POSITIVE_Z = 4,
+       NEGATIVE_Z = 5
 };
 
 /**
@@ -52,13 +52,9 @@ public:
 private:
        unsigned size;
        unsigned levels;
-       /* Lowest six bits track allocation status of faces on the base level.  Bit
-       seven is set if the entire base level is allocated. */
-       unsigned allocated;
 
-       static TextureCubeFace face_order[6];
-       static Vector3 directions[6];
-       static unsigned orientations[12];
+       static const Vector3 directions[6];
+       static const unsigned orientations[12];
 
 public:
        TextureCube();
@@ -70,10 +66,6 @@ public:
        it can't be changed. */
        void storage(PixelFormat fmt, unsigned size, unsigned lv = 0);
 
-       /** Allocates storage for the cube faces.  The contents are initially
-       undefined.  If storage has already been allocated, does nothing. */
-       void allocate(unsigned level);
-
        /** Updates the contents of a face.  Storage must be defined beforehand.
        The image data must have dimensions and format matching the defined
        storage. */
@@ -95,12 +87,6 @@ private:
        unsigned get_level_size(unsigned) const;
 
 public:
-       /** Translates indices into face constants.  Valid indices are between 0
-       and 5, inclusive. */
-       static TextureCubeFace enumerate_faces(unsigned);
-
-       static unsigned get_face_index(TextureCubeFace);
-
        /** Returns a vector pointing out of the face. */
        static const Vector3 &get_face_direction(TextureCubeFace);
 
@@ -118,6 +104,8 @@ public:
        virtual void unload() { }
 };
 
+GLenum get_gl_cube_face(TextureCubeFace);
+
 void operator>>(const LexicalConverter &, TextureCubeFace &);
 
 } // namespace GL