Removing opCast so I can have a happy life.

source/parin/engine.d

@@ -305,13 +305,13 @@ struct TextureId {
 
     /// Checks if the resource identifier is valid. It becomes automatically invalid when the resource is freed.
     bool isValid() {
-        return data && engineState.textures.has(GenerationalIndex(data.value - 1, data.generation));
+        return data.value && engineState.textures.has(GenerationalIndex(data.value - 1, data.generation));
     }
 
     /// Retrieves the texture associated with the resource identifier.
     ref Texture get() {
         if (!isValid) {
-            if (data) {
+            if (data.value) {
                 assert(0, "ID `{}` with generation `{}` does not exist.".format(data.value, data.generation));
             } else {
                 assert(0, "ID `0` is always invalid and represents a resource that was never created.");
@@ -408,13 +408,13 @@ struct FontId {
 
     /// Checks if the resource identifier is valid. It becomes automatically invalid when the resource is freed.
     bool isValid() {
-        return data && engineState.fonts.has(GenerationalIndex(data.value - 1, data.generation));
+        return data.value && engineState.fonts.has(GenerationalIndex(data.value - 1, data.generation));
     }
 
     /// Retrieves the font associated with the resource identifier.
     ref Font get() {
         if (!isValid) {
-            if (data) {
+            if (data.value) {
                 assert(0, "ID `{}` with generation `{}` does not exist.".format(data.value, data.generation));
             } else {
                 assert(0, "ID `0` is always invalid and represents a resource that was never created.");
@@ -579,13 +579,13 @@ struct SoundId {
 
     /// Checks if the resource identifier is valid. It becomes automatically invalid when the resource is freed.
     bool isValid() {
-        return data && engineState.sounds.has(GenerationalIndex(data.value - 1, data.generation));
+        return data.value && engineState.sounds.has(GenerationalIndex(data.value - 1, data.generation));
     }
 
     /// Retrieves the sound associated with the resource identifier.
     ref Sound get() {
         if (!isValid) {
-            if (data) {
+            if (data.value) {
                 assert(0, "ID `{}` with generation `{}` does not exist.".format(data.value, data.generation));
             } else {
                 assert(0, "ID `0` is always invalid and represents a resource that was never created.");
@@ -1156,12 +1156,11 @@ Result!Texture loadRawTexture(IStr path) {
 /// The resource is managed by the engine and can be freed manually or with the `freeResources` function.
 /// Supports both forward slashes and backslashes in file paths.
 TextureId loadTexture(IStr path) {
-    if (auto resource = loadRawTexture(path)) {
+    auto resource = loadRawTexture(path);
-        auto id = TextureId(engineState.textures.append(resource.get()));
+    if (resource.isNone) return TextureId();
-        id.data.value += 1;
+    auto id = TextureId(engineState.textures.append(resource.get()));
-        return id;
+    id.data.value += 1;
-    }
+    return id;
-    return TextureId();
 }
 
 /// Loads a font file (TTF, OTF) from the assets folder.
@@ -1185,12 +1184,11 @@ Result!Font loadRawFont(IStr path, int size, int runeSpacing, int lineSpacing, I
 /// The resource is managed by the engine and can be freed manually or with the `freeResources` function.
 /// Supports both forward slashes and backslashes in file paths.
 FontId loadFont(IStr path, int size, int runeSpacing, int lineSpacing, IStr32 runes = "") {
-    if (auto resource = loadRawFont(path, size, runeSpacing, lineSpacing, runes)) {
+    auto resource = loadRawFont(path, size, runeSpacing, lineSpacing, runes);
-        auto id = FontId(engineState.fonts.append(resource.get()));
+    if (resource.isNone) return FontId();
-        id.data.value += 1;
+    auto id = FontId(engineState.fonts.append(resource.get()));
-        return id;
+    id.data.value += 1;
-    }
+    return id;
-    return FontId();
 }
 
 /// Loads an ASCII bitmap font file (PNG) from the assets folder.
@@ -1207,12 +1205,11 @@ Result!Font loadRawFontFromTexture(IStr path, int tileWidth, int tileHeight) {
 /// Supports both forward slashes and backslashes in file paths.
 // NOTE: The number of items allocated for this font is calculated as: (font width / tile width) * (font height / tile height)
 FontId loadFontFromTexture(IStr path, int tileWidth, int tileHeight) {
-    if (auto resource = loadRawFontFromTexture(path, tileWidth, tileHeight)) {
+    auto resource = loadRawFontFromTexture(path, tileWidth, tileHeight);
-        auto id = FontId(engineState.fonts.append(resource.get()));
+    if (resource.isNone) return FontId();
-        id.data.value += 1;
+    auto id = FontId(engineState.fonts.append(resource.get()));
-        return id;
+    id.data.value += 1;
-    }
+    return id;
-    return FontId();
 }
 
 /// Loads a sound file (WAV, OGG, MP3) from the assets folder.
@@ -1236,12 +1233,11 @@ Result!Sound loadRawSound(IStr path, float volume, float pitch) {
 /// The resource is managed by the engine and can be freed manually or with the `freeResources` function.
 /// Supports both forward slashes and backslashes in file paths.
 SoundId loadSound(IStr path, float volume, float pitch) {
-    if (auto resource = loadRawSound(path, volume, pitch)) {
+    auto resource = loadRawSound(path, volume, pitch);
-        auto id = SoundId(engineState.sounds.append(resource.get()));
+    if (resource.isNone) return SoundId();
-        id.data.value += 1;
+    auto id = SoundId(engineState.sounds.append(resource.get()));
-        return id;
+    id.data.value += 1;
-    }
+    return id;
-    return SoundId();
 }
 
 /// Saves a text file to the assets folder.
@@ -2290,8 +2286,8 @@ void drawRune(FontId font, dchar rune, Vec2 position, DrawOptions options = Draw
 // NOTE: Text drawing needs to go over the text 3 times. This can be made into 2 times in the future if needed by copy-pasting the measureTextSize inside this function.
 @trusted
 void drawText(Font font, IStr text, Vec2 position, DrawOptions options = DrawOptions()) {
-    static linesBuffer = FixedList!(IStr, 256)();
+    static FixedList!(IStr, 128) linesBuffer = void;
-    static linesWidthBuffer = FixedList!(int, 256)();
+    static FixedList!(short, 128) linesWidthBuffer = void;
 
     if (font.isEmpty || text.length == 0) return;
     linesBuffer.clear();
@@ -2309,10 +2305,10 @@ void drawText(Font font, IStr text, Vec2 position, DrawOptions options = DrawOpt
             auto codepoint = rl.GetCodepointNext(&text[textCodepointIndex], &codepointSize);
             if (codepoint == '\n' || textCodepointIndex == text.length - codepointSize) {
                 linesBuffer.append(text[lineCodepointIndex .. textCodepointIndex + (codepoint != '\n')]);
-                linesWidthBuffer.append(cast(int) (measureTextSize(font, linesBuffer[$ - 1]).x));
+                linesWidthBuffer.append(cast(ushort) (measureTextSize(font, linesBuffer[$ - 1]).x));
                 if (textMaxLineWidth < linesWidthBuffer[$ - 1]) textMaxLineWidth = linesWidthBuffer[$ - 1];
                 if (codepoint == '\n') textHeight += font.lineSpacing;
-                lineCodepointIndex = cast(int) (textCodepointIndex + 1);
+                lineCodepointIndex = cast(ushort) (textCodepointIndex + 1);
             }
             textCodepointIndex += codepointSize;
         }
@@ -2423,7 +2419,14 @@ mixin template runGame(alias readyFunc, alias updateFunc, alias finishFunc, int
         extern(C)
         void main(int argc, immutable(char)** argv) {
             openWindow(width, height, [], title);
-            foreach (i; 0 .. argc) engineState.envArgsBuffer.append(argv[i].toStr());
+            // Yeah... I love writing code again and again and again.
+            foreach (i; 0 .. argc) {
+                Sz length = 0;
+                while (argv[i][length] != '\0') {
+                    length += 1;
+                }
+                engineState.envArgsBuffer.append(argv[i][0 .. length]);
+            }
             readyFunc();
             updateWindow(&updateFunc);
             finishFunc();

source/parin/platformer.d

@@ -146,6 +146,30 @@ struct BoxWorld {
 
     @safe @nogc nothrow:
 
+    @trusted
+    void appendWallIdToSpatialGrid(WallBoxId id) {
+        FixedList!(IVec2, 4) vecSet = void;
+//        vecSet.clear();
+//        auto taggedId = id & ~(1 << 31);
+//        foreach (position; getWallSpatialGridPositions) {
+//            auto canAppend = true;
+//            foreach (vec; vecSet) {
+//                if (vec == position) {
+//                    canAppend = false;
+//                    break;
+//                }
+//            }
+//            if (canAppend) {
+//                grid[vec.y, vec.x].append(taggedId);
+//                vecSet.append(vec);
+//            }
+//        }
+    }
+
+    void removeWallIdFromSpatialGrid(WallBoxId id) {
+
+    }
+
     void enableSpatialGrid(Sz rowCount, Sz colCount, int tileWidth, int tileHeight) {
         gridTileWidth = tileWidth;
         gridTileHeight = tileHeight;
@@ -156,20 +180,20 @@ struct BoxWorld {
         foreach (i, ref properties; wallsProperties) {
             auto id = cast(BaseBoxId) (i + 1);
             auto tagged = id & ~(1 << 31);
-            auto positions = getWallGridPositions(id);
+            auto positions = getWallSpatialGridPositions(id);
-            grid[positions[0].y, positions[0].x].append(tagged);
+//            grid[positions[0].y, positions[0].x].append(tagged);
-            if (positions[0] != positions[1]) {
+//            if (positions[0] != positions[1]) {
-                grid[positions[1].y, positions[1].x].append(tagged);
+//                grid[positions[1].y, positions[1].x].append(tagged);
-            }
+//            }
         }
         foreach (i, ref properties; actorsProperties) {
             auto id = cast(BaseBoxId) (i + 1);
             auto tagged = id | (1 << 31);
-            auto positions = getWallGridPositions(id);
+            auto positions = getActorSpatialGridPositions(id);
-            grid[positions[0].y, positions[0].x].append(tagged);
+//            grid[positions[0].y, positions[0].x].append(tagged);
-            if (positions[0] != positions[1]) {
+//            if (positions[0] != positions[1]) {
-                grid[positions[1].y, positions[1].x].append(tagged);
+//                grid[positions[1].y, positions[1].x].append(tagged);
-            }
+//            }
         }
     }
 
@@ -198,13 +222,17 @@ struct BoxWorld {
     }
 
     @trusted
-    IVec2[2] getWallGridPositions(WallBoxId id) {
+    IVec2[4] getWallSpatialGridPositions(WallBoxId id) {
-        IVec2[2] result = void;
+        IVec2[4] result = void;
         auto i = id - 1;
         result[0].x = walls[i].position.x / gridTileWidth - (walls[i].position.x < 0);
         result[0].y = walls[i].position.y / gridTileHeight - (walls[i].position.y < 0);
-        result[1].x = (walls[i].position.x + walls[i].size.x) - ((walls[i].position.x + walls[i].size.x) < 0);
+        result[3].x = (walls[i].position.x + walls[i].size.x) - ((walls[i].position.x + walls[i].size.x) < 0);
-        result[1].y = (walls[i].position.y + walls[i].size.y) - ((walls[i].position.y + walls[i].size.y) < 0);
+        result[3].y = (walls[i].position.y + walls[i].size.y) - ((walls[i].position.y + walls[i].size.y) < 0);
+        result[1].x = result[3].x;
+        result[1].y = result[0].y;
+        result[2].x = result[0].x;
+        result[2].y = result[3].y;
         return result;
     }
 
@@ -227,13 +255,17 @@ struct BoxWorld {
     }
 
     @trusted
-    IVec2[2] getActorGridPositions(WallBoxId id) {
+    IVec2[4] getActorSpatialGridPositions(WallBoxId id) {
-        IVec2[2] result = void;
+        IVec2[4] result = void;
         auto i = id - 1;
         result[0].x = actors[i].position.x / gridTileWidth - (actors[i].position.x < 0);
         result[0].y = actors[i].position.y / gridTileHeight - (actors[i].position.y < 0);
         result[1].x = (actors[i].position.x + actors[i].size.x) - ((actors[i].position.x + actors[i].size.x) < 0);
         result[1].y = (actors[i].position.y + actors[i].size.y) - ((actors[i].position.y + actors[i].size.y) < 0);
+        result[1].x = result[3].x;
+        result[1].y = result[0].y;
+        result[2].x = result[0].x;
+        result[2].y = result[3].y;
         return result;
     }
 

source/parin/rl/raylib.d

@@ -845,7 +845,6 @@ enum
 
 // Callbacks to hook some internal functions
 // WARNING: These callbacks are intended for advance users
-// alias TraceLogCallback = void function (int logLevel, const(char)* text, va_list args); // Logging: Redirect trace log messages
 alias LoadFileDataCallback = ubyte* function (const(char)* fileName, int* dataSize); // FileIO: Load binary data
 alias SaveFileDataCallback = bool function (const(char)* fileName, void* data, int dataSize); // FileIO: Save binary data
 alias LoadFileTextCallback = char* function (const(char)* fileName); // FileIO: Load text data
@@ -999,7 +998,6 @@ void MemFree (void* ptr); // Internal memory free
 
 // Set custom callbacks
 // WARNING: Callbacks setup is intended for advance users
-// void SetTraceLogCallback (TraceLogCallback callback); // Set custom trace log
 void SetLoadFileDataCallback (LoadFileDataCallback callback); // Set custom file binary data loader
 void SetSaveFileDataCallback (SaveFileDataCallback callback); // Set custom file binary data saver
 void SetLoadFileTextCallback (LoadFileTextCallback callback); // Set custom file text data loader
@@ -1035,7 +1033,6 @@ void UnloadDirectoryFiles (FilePathList files); // Unload filepaths
 bool IsFileDropped (); // Check if a file has been dropped into window
 FilePathList LoadDroppedFiles (); // Load dropped filepaths
 void UnloadDroppedFiles (FilePathList files); // Unload dropped filepaths
-// c_long GetFileModTime (const(char)* fileName); // Get file modification time (last write time)
 
 // Compression/Encoding functionality
 ubyte* CompressData (const(ubyte)* data, int dataSize, int* compDataSize); // Compress data (DEFLATE algorithm), memory must be MemFree()

source/parin/ui.d

@@ -199,11 +199,11 @@ bool isUiClicked() {
 }
 
 bool isUiItemDragged() {
-    return uiState.itemId == uiState.draggedItemId && deltaMouse;
+    return uiState.itemId == uiState.draggedItemId && !deltaMouse.isZero;
 }
 
 bool isUiDragged() {
-    return uiState.draggedItemId > 0 && deltaMouse;
+    return uiState.draggedItemId > 0 && !deltaMouse.isZero;
 }
 
 Vec2 uiDragOffset() {