-void R_Mesh_ColorPointer(const float *color4f, int bufferobject, size_t bufferoffset);
-// sets the texcoord array pointer for an array unit
-void R_Mesh_TexCoordPointer(unsigned int unitnum, unsigned int numcomponents, const float *texcoord, int bufferobject, size_t bufferoffset);
-// sets all textures bound to an image unit (multiple can be non-zero at once, according to OpenGL rules the highest one overrides the others)
-void R_Mesh_TexBindAll(unsigned int unitnum, int tex2d, int tex3d, int texcubemap, int texrectangle);
-// equivalent to R_Mesh_TexBindAll(unitnum,tex2d,0,0,0)
-void R_Mesh_TexBind(unsigned int unitnum, int texnum);
-// sets the texcoord matrix for a texenv unit
+void R_Mesh_ColorPointer(int components, int gltype, size_t stride, const void *pointer, const r_meshbuffer_t *vertexbuffer, size_t bufferoffset);
+// sets the texcoord array pointer for an array unit, if GL_UNSIGNED_BYTE | 0x80000000 is specified it will be an unnormalized type (integer values)
+void R_Mesh_TexCoordPointer(unsigned int unitnum, int components, int gltype, size_t stride, const void *pointer, const r_meshbuffer_t *vertexbuffer, size_t bufferoffset);
+// returns current texture bound to this identifier
+int R_Mesh_TexBound(unsigned int unitnum, int id);
+// copies a section of the framebuffer to a 2D texture
+void R_Mesh_CopyToTexture(rtexture_t *tex, int tx, int ty, int sx, int sy, int width, int height);
+// bind a given texture to a given image unit
+void R_Mesh_TexBind(unsigned int unitnum, rtexture_t *tex);
+// sets the texcoord matrix for a texenv unit, can be NULL or blank (will use identity)