More stuff done at Project Ultra

- Added renderspace
- Revision System (to not always update pRenderspace
- added some test scene

include/pd/ultra/canvas.hpp

@@ -2,19 +2,7 @@
 
 #include <pd/core/core.hpp>
 #include <pd/lithium/lithium.hpp>
-
-using UltraAlignment = PD::u32;
-enum UltraAlignment_ {
-  UltraAlignment_None = 0,
-  UltraAlignment_Top = 1 << 0,
-  UltraAlignment_Bot = 1 << 1,
-  UltraAlignment_Left = 1 << 2,
-  UltraAlignment_Right = 1 << 3,
-  UltraAlignment_TopLeft = UltraAlignment_Top | UltraAlignment_Left,
-  UltraAlignment_TopRight = UltraAlignment_Top | UltraAlignment_Right,
-  UltraAlignment_BotLeft = UltraAlignment_Bot | UltraAlignment_Left,
-  UltraAlignment_BotRight = UltraAlignment_Bot | UltraAlignment_Right,
-};
+#include <pd/ultra/flags.hpp>
 
 namespace PD {
 namespace Ultra {
@@ -31,18 +19,24 @@ class PD_API Canvas {
   PD::fvec2 VTranslateAlignPos(const PD::fvec2& pos, const PD::fvec2& size,
                                UltraAlignment align) const;
   PD::Li::Rect VTranslateObject(const PD::fvec2& pos, const PD::fvec2& size,
-                                UltraAlignment align, bool size_modified = false) const;
+                                UltraAlignment align,
+                                bool size_modified = false) const;
+  PD::Li::Rect TranslateObject(const PD::fvec2& pos, const PD::fvec2& size,
+                               UltraAlignment align,
+                               bool size_modified = false) const;
   PD::fvec2 TranslatePos(const PD::fvec2& p) const;
   PD::fvec2 VTranslateSize(const PD::fvec2& s) const;
   PD::fvec2 TranslateSize(const PD::fvec2& s) const;
   float VTranslateFontscale(float f) const;
   float TranslateFontscale(float f) const;
+  const PD::u32& GetRevision() const;
 
  private:
   PD::fvec2 pViewport;
   PD::fvec2 pVirtualViewPort;
   float pVfactor = 0.f;
   PD::fvec2 pVoff;
+  PD::u32 pRev;  // revision
 };
 }  // namespace Ultra
 }  // namespace PD