1 files changed, 99 insertions, 0 deletions
diff --git a/src/include/debug.h b/src/include/debug.h
new file mode 100644
index 0000000..6321679
--- /dev/null
+++ b/src/include/debug.h
@@ -0,0 +1,99 @@
+#if DEBUG
+
+static int32 *debugnull = NULL;
+#define Assert(Expression) if(!(Expression)) {*debugnull = 21;}
+
+enum valtype {
+    d_float,
+    d_uint,
+    d_int
+};
+
+union debugval {
+    real32 f;
+    uint32 u;
+    int32 i;
+};
+
+// things that get cleared every frame with the UI
+struct debug_temp
+{
+    valtype DebugPropertyType[16];
+    debugval Val[16];
+    char *String[16];
+    uint32 WatchedProperties;
+};
+
+struct project_debug
+{
+    debug_temp Temp;
+    bool32 ToggleWindow = 1;
+    bool32 ReloadUI = true;
+    bool32 NoThreading = 0;
+    bool32 DisableAlpha = 0;
+    uint64 PixelCountTransparent;
+    uint64 PixelCountRendered;
+    uint64 PixelCountChecked;
+    // NOTE(fox): Pixel count isn't thread safe; don't use with multithreading!
+    uint64 LayerCycleCount[64];
+    uint32 UndoState = 0;
+    uint64 ScratchSize[6];
+    uint32 ScratchState = 0;
+};
+
+static project_debug Debug;
+
+static void
+DebugWatchVar(char *Name, void *Address, valtype Type) {
+    uint32 i = Debug.Temp.WatchedProperties;
+    Debug.Temp.String[i] = Name;
+    if (Type == d_float)
+        Debug.Temp.Val[i].f = *(real32 *)Address;
+    if (Type == d_uint)
+        Debug.Temp.Val[i].u = *(uint32 *)Address;
+    if (Type == d_int)
+        Debug.Temp.Val[i].i = *(int32 *)Address;
+    Debug.Temp.DebugPropertyType[i] = Type;
+    Debug.Temp.WatchedProperties++;
+}
+
+#else
+
+#define Assert(Expression)
+
+enum valtype {
+};
+
+union debugval {
+};
+
+struct debug_temp
+{
+};
+
+struct project_debug
+{
+};
+
+static void
+DebugWatchVar(char *Name, void *Address, valtype Type) {
+}
+
+static void
+DebugPrintMemoryUsage(memory Memory) {
+}
+#endif
+
+#ifdef PERF
+
+struct perf_stats
+{
+    uint64 PixelCountTransparent;
+    uint64 PixelCountRendered;
+    uint64 PixelCountChecked;
+};
+
+static uint64 Test;
+
+#endif
+