1 files changed, 16 insertions, 0 deletions
diff --git a/src/include/main.h b/src/include/main.h
index 9c1da89..3b4843e 100644
--- a/src/include/main.h
+++ b/src/include/main.h
@@ -398,6 +398,13 @@ struct gl_effect_layer {
     uint32 Stencil_Renderbuffer;
 };
 
+enum gl_shape_renderflags
+{
+    gl_renderflag_fill    = 1 << 0,
+    gl_renderflag_stroke  = 1 << 1,
+    gl_renderflag_concave = 1 << 2
+};
+
 struct gl_data
 {
 	int Type;
@@ -415,7 +422,10 @@ struct gl_data
 
 struct gl_viewport_data
 {
+	ImVec2 ViewportMin;
+	ImVec2 ViewportMax;
 	ImVec2 ViewportSize;
+	int ViewportDisplay;
     int Width;
 	int Height;
 	int BytesPerPixel;
@@ -468,6 +478,12 @@ struct project_state
     bool32 UpdateScreen = 1;        // refreshes entire UI; influenced by raw key/mouse input
     bool32 DebugDisableCache = 1;
 
+    bool32 ViewportEnabled = 0;
+    bool32 SelectionMode = 1;
+
+    uint16 PreviousSelection[MAX_LAYERS];
+    uint16 PreviousSelectionCount = 0;
+
     // bad
     uint32 CachedFrameCount;
     int32 LastCachedFrame = -10000;