move getMeshData function to internal

src/shader.cpp

@@ -29,6 +29,7 @@ bool compileAndLinkShader(shader_program* shader,
 u32 getGLTypeSize(GLenum e);
 GLTexture* getFreeGLTexture(GLContext* gl_ctx);
 bool loadGLTexture(util_image* image, GLuint& tex_id);
+void* getMeshData(const mesh& m, const GLBufferToAttribMapping& mapping);
 
 
 // NOTE: interface
@@ -251,18 +252,6 @@ initGLAttribBuffer(gl_buffer* buf, GLenum target, GLVertexAttrib* attrib)
 	buf->name = utilAllocateCStr(attrib->name);
 }
 
-void*
-getMeshData(const mesh& m, const GLBufferToAttribMapping& mapping)
-{
-	switch (mapping.buf_type) {
-		case VERTEX: return m.vertices;
-		case NORMAL: return m.normals;
-		case UV: return m.uvs;
-		case COLOR: return m.colors;
-		default: return nullptr;
-	}
-}
-
 // FIXME: might as well pass in pointer to GLmesh, since that's how we're
 // 	going to use this, can void copying GLmesh twice that way
 GLmesh
@@ -331,6 +320,18 @@ freeGLMesh(GLmesh* glm)
 
 // NOTE: internal
 
+void*
+getMeshData(const mesh& m, const GLBufferToAttribMapping& mapping)
+{
+	switch (mapping.buf_type) {
+		case VERTEX: return m.vertices;
+		case NORMAL: return m.normals;
+		case UV: return m.uvs;
+		case COLOR: return m.colors;
+		default: return nullptr;
+	}
+}
+
 GLTexture*
 getFreeGLTexture(GLContext* gl_ctx)
 {