Added some notes to various parts of the code base. Also simplified test patterns to ensure that we don't need to use leds_in_universe_range anywhere except in DMX buffer preparation

gs_libs/gs_win32.cpp

@@ -503,7 +503,6 @@ HandleWindowsMessage (
             else
             {
                 printf("Translated Char Not Recognized: %c\n", TranslatedChar); 
-                //InvalidCodePath;
             }
             */
         }break;

meta/gs_meta.cpp

@@ -113,6 +113,8 @@ GetWallClock ()
     if (!QueryPerformanceCounter(&Time))
     {
         s32 Error = GetLastError();
+        // TODO(Peter): I'm waiting to see an error actually occur here
+        // to know what it could possibly be.
         InvalidCodePath;
     }
     return (s64)Time.QuadPart;
@@ -125,6 +127,8 @@ GetPerformanceFrequency ()
     if (!QueryPerformanceFrequency(&Frequency))
     {
         s32 Error = GetLastError();
+        // TODO(Peter): I'm waiting to see an error actually occur here
+        // to know what it could possibly be.
         InvalidCodePath;
     }
     return (s64)Frequency.QuadPart;

src/assembly_parser.cpp

@@ -83,9 +83,10 @@ ParseAssemblyVector (char* String)
     return Result;
 }
 
-internal void
+internal b32
 ParseAssemblyFileHeader (assembly_definition* Assembly, tokenizer* Tokenizer)
 {
+    b32 HeaderIsValid = false;
     
     if (CharArraysEqualUpToLength(Tokenizer->At, LED_STRIP_COUNT_IDENTIFIER, CharArrayLength(LED_STRIP_COUNT_IDENTIFIER)))
     {
@@ -95,19 +96,11 @@ ParseAssemblyFileHeader (assembly_definition* Assembly, tokenizer* Tokenizer)
         if (CountToken.Type == AssemblyToken_Number)
         {
             Assembly->LEDStripSize = ParseSignedIntUnsafe(CountToken.Token).SignedIntValue;
-        }
-        else
-        {
-            InvalidCodePath;
+            HeaderIsValid = true;
         }
         EatWhitespace(Tokenizer);
     }
-    else
-    {
-        // TODO(Peter): Handle corrupted files, try to recover?
-        InvalidCodePath;
-    }
-    
+    return HeaderIsValid;
 }
 
 internal led_strip_definition

src/foldhaus_app.h

@@ -92,19 +92,13 @@ internal void OpenColorPicker(app_state* State, v4* Address);
 internal void
 TestPatternOne(assembly* Assembly, r32 Time)
 {
-    for (u32 Range = 0; Range < Assembly->LEDUniverseMapCount; Range++)
-    {
-        leds_in_universe_range LEDUniverseRange = Assembly->LEDUniverseMap[Range];
-        for (s32 LEDIdx = LEDUniverseRange.RangeStart;
-             LEDIdx < LEDUniverseRange.RangeOnePastLast;
-             LEDIdx++)
+    for (u32 LEDIdx = 0; LEDIdx < Assembly->LEDCount; LEDIdx++)
     {
         led LED = Assembly->LEDs[LEDIdx];
         Assembly->Colors[LED.Index].R = 255;
         Assembly->Colors[LED.Index].B = 255;
         Assembly->Colors[LED.Index].G = 255;
     }
-    }
 }
 
 internal void
@@ -127,12 +121,7 @@ TestPatternTwo(assembly* Assembly, r32 Time)
     r32 OuterRadiusSquared = 1000000;
     r32 InnerRadiusSquared = 0;
     
-    for (u32 Range = 0; Range < Assembly->LEDUniverseMapCount; Range++)
-    {
-        leds_in_universe_range LEDUniverseRange = Assembly->LEDUniverseMap[Range];
-        for (s32 LEDIdx = LEDUniverseRange.RangeStart;
-             LEDIdx < LEDUniverseRange.RangeOnePastLast;
-             LEDIdx++)
+    for (u32 LEDIdx = 0; LEDIdx < Assembly->LEDCount; LEDIdx++)
     {
         led LED = Assembly->LEDs[LEDIdx];
         
@@ -164,7 +153,6 @@ TestPatternTwo(assembly* Assembly, r32 Time)
             Assembly->Colors[LED.Index] = {};
         }
     }
-    }
 }
 
 internal void
@@ -178,12 +166,8 @@ TestPatternThree(assembly* Assembly, r32 Time)
     
     r32 FadeDist = 35;
     
-    for (u32 Range = 0; Range < Assembly->LEDUniverseMapCount; Range++)
-    {
-        leds_in_universe_range LEDUniverseRange = Assembly->LEDUniverseMap[Range];
-        for (s32 LEDIdx = LEDUniverseRange.RangeStart;
-             LEDIdx < LEDUniverseRange.RangeOnePastLast;
-             LEDIdx++)
+    
+    for (u32 LEDIdx = 0; LEDIdx < Assembly->LEDCount; LEDIdx++)
     {
         led LED = Assembly->LEDs[LEDIdx];
         u8 Red = 0;
@@ -203,7 +187,6 @@ TestPatternThree(assembly* Assembly, r32 Time)
         Assembly->Colors[LED.Index].B = Green;
         Assembly->Colors[LED.Index].G = Green;
     }
-    }
 }
 
 // END TEMPORARY PATTERNS

src/foldhaus_assembly.cpp

@@ -5,15 +5,6 @@
 //
 #ifndef FOLDHAUS_ASSEMBLY_CPP
 
-internal s32
-GetAssemblyMemorySizeFromDefinition(assembly_definition Definition, string Name)
-{
-    s32 Result = (sizeof(led) + sizeof(pixel)) * Definition.TotalLEDCount;
-    Result += sizeof(leds_in_universe_range) * Definition.LEDStripCount;
-    Result += Name.Length;
-    return Result;
-}
-
 internal assembly
 ConstructAssemblyFromDefinition (assembly_definition Definition,
                                  string AssemblyName,

src/foldhaus_assembly.h

@@ -22,6 +22,10 @@ union pixel
     u8 Channels[3];
 };
 
+// NOTE(Peter): This structure is so we can keep track of 
+// what LEDs output to which DMX universe. You don't need
+// to use it anywhere else, as all the data for patterns,
+// colors, and groups is/will be stored elsewhere.
 struct leds_in_universe_range
 {
     s32 RangeStart;

src/win32_foldhaus.cpp

@@ -639,7 +639,8 @@ WinMain (
     }
     else
     {
-        InvalidCodePath;
+        MessageBox(MainWindow.Handle, "Unable to load application DLL at startup.\nAborting\n", "Set Up Error", MB_OK);
+        return -1;
     }
     
     WSADATA WSAData;

src/win32_foldhaus_memory.h

@@ -22,6 +22,8 @@ PLATFORM_FREE(Win32Free)
     if (!Result)
     {
         s32 Error = WSAGetLastError();
+        // TODO(Peter): I'm waiting to see an error actually occur here
+        // to know what it could possibly be.
         InvalidCodePath;
     }
     return Result;

src/win32_foldhaus_timing.h

@@ -15,6 +15,8 @@ GetPerformanceFrequency ()
     if (!QueryPerformanceFrequency(&Frequency))
     {
         s32 Error = GetLastError();
+        // TODO(Peter): I'm waiting to see an error actually occur here
+        // to know what it could possibly be.
         InvalidCodePath;
     }
     return (s64)Frequency.QuadPart;
@@ -31,6 +33,8 @@ GetWallClock ()
     if (!QueryPerformanceCounter(&Time))
     {
         s32 Error = GetLastError();
+        // TODO(Peter): I'm waiting to see an error actually occur here
+        // to know what it could possibly be.
         InvalidCodePath;
     }
     return (s64)Time.QuadPart;

todo.txt

@@ -21,8 +21,8 @@ x Hot Code Reloading
     - Enumerate Directory Contents (you started this in win32_foldhaus_fileio.h)
     - 
 
-- File Loading
-    - Gracefully handle File Not found
+x File Loading
+    x Gracefully handle File Not found
 
 - Buckets & Lists
     - Allow them to use memory arenas
@@ -57,6 +57,7 @@ x Hot Code Reloading
     - styling
     - text input
     - lister with icon options
+    - panel system: destroy panel by extending it beyond its max, not just its min
 
 - Sculpture View
     - mouse spatial interaction - handles, and hover for info