GLTextures store the source for easier debugging

libraries/gpu-gl/src/gpu/gl/GLTexture.cpp

@@ -135,6 +135,7 @@ float GLTexture::getMemoryPressure() {
 // Create the texture and allocate storage
 GLTexture::GLTexture(const std::weak_ptr<GLBackend>& backend, const Texture& texture, GLuint id, bool transferrable) :
     GLObject(backend, texture, id),
+    _source(texture.source()),
     _storageStamp(texture.getStamp()),
     _target(getGLTextureType(texture)),
     _internalFormat(gl::GLTexelFormat::evalGLTexelFormatInternal(texture.getTexelFormat())),

libraries/gpu-gl/src/gpu/gl/GLTexture.h

@@ -111,6 +111,7 @@ public:
     ~GLTexture();
 
     const GLuint& _texture { _id };
+    const std::string _source;
     const Stamp _storageStamp;
     const GLenum _target;
     const GLenum _internalFormat;