Account for mipmap levels when computing texture data sizes

[libs/gl.git] / source / backends / opengl / texture2darray_backend.h

diff --git a/source/backends/opengl/texture2darray_backend.h b/source/backends/opengl/texture2darray_backend.h
index 42a33fc0979cbcdb846256be1f26bb58e2029684..68a85386dd1185bb253ccdcd7afb1b77ce4bdc8b 100644 (file)
--- a/source/backends/opengl/texture2darray_backend.h
+++ b/source/backends/opengl/texture2darray_backend.h
@@ -10,6 +10,9 @@ class OpenGLTexture2DArray: public Texture3D
 {
 protected:
        OpenGLTexture2DArray();
+
+public:
+       virtual std::size_t get_data_size() const;
 };
 
 using Texture2DArrayBackend = OpenGLTexture2DArray;