Move GamePalette into ColourPalette.h, use namespace for it also

src/openrct2-ui/drawing/engines/opengl/TextureCache.cpp

@@ -21,6 +21,7 @@
     #include <vector>
 
 using namespace OpenRCT2::Ui;
+using namespace OpenRCT2::Drawing;
 
 constexpr uint32_t kUnusedIndex = 0xFFFFFFFF;
 
@@ -206,7 +207,7 @@ void TextureCache::CreateTextures()
             glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
             glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
             glTexImage2D(
-                GL_TEXTURE_2D, 0, GL_R8UI, PALETTE_SIZE, PALETTE_SIZE, 0, GL_RED_INTEGER, GL_UNSIGNED_BYTE, blendArray);
+                GL_TEXTURE_2D, 0, GL_R8UI, kGamePaletteSize, kGamePaletteSize, 0, GL_RED_INTEGER, GL_UNSIGNED_BYTE, blendArray);
         }
 
         _initialized = true;

src/openrct2/CommandLineSprite.cpp

@@ -214,7 +214,7 @@ static bool SpriteImageExport(const G1Element& spriteElement, u8string_view outP
         image.Height = dpi.height;
         image.Depth = 8;
         image.Stride = dpi.LineStride();
-        image.Palette = std::make_unique<GamePalette>(StandardPalette);
+        image.Palette = StandardPalette;
         image.Pixels = std::vector<uint8_t>(pixels8, pixels8 + pixelsLen);
         Imaging::WriteToFile(outPath, image, IMAGE_FORMAT::PNG);
         return true;

src/openrct2/core/Imaging.cpp

@@ -189,7 +189,7 @@ namespace OpenRCT2::Imaging
 
             if (image.Depth == 8)
             {
-                if (image.Palette == nullptr)
+                if (!image.Palette.has_value())
                 {
                     throw std::runtime_error("Expected a palette for 8-bit image.");
                 }

src/openrct2/core/Imaging.h

@@ -14,6 +14,7 @@
 #include <functional>
 #include <istream>
 #include <memory>
+#include <optional>
 #include <string_view>
 #include <vector>
 
@@ -37,7 +38,7 @@ struct Image
 
     // Data
     std::vector<uint8_t> Pixels;
-    std::unique_ptr<GamePalette> Palette;
+    std::optional<OpenRCT2::Drawing::GamePalette> Palette;
     uint32_t Stride{};
 };
 

src/openrct2/drawing/ColourPalette.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include <array>
+#include <cstdint>
+
+namespace OpenRCT2::Drawing
+{
+
+    struct PaletteBGRA
+    {
+        uint8_t Blue{};
+        uint8_t Green{};
+        uint8_t Red{};
+        uint8_t Alpha{};
+    };
+
+    constexpr auto kGamePaletteSize = 256u;
+
+    using GamePalette = std::array<PaletteBGRA, kGamePaletteSize>;
+
+} // namespace OpenRCT2::Drawing

src/openrct2/drawing/Drawing.cpp

@@ -95,7 +95,7 @@ void PaletteMap::Copy(size_t dstIndex, const PaletteMap& src, size_t srcIndex, s
     std::memcpy(&_data[dstIndex], &src._data[srcIndex], copyLength);
 }
 
-GamePalette gPalette;
+OpenRCT2::Drawing::GamePalette gPalette;
 uint8_t gGamePalette[256 * 4];
 uint32_t gPaletteEffectFrame;
 

src/openrct2/drawing/Drawing.h

@@ -14,10 +14,12 @@
 #include "../interface/Colour.h"
 #include "../interface/ZoomLevel.h"
 #include "../world/Location.hpp"
+#include "ColourPalette.h"
 #include "Font.h"
 #include "ImageId.hpp"
 #include "Text.h"
 
+#include <array>
 #include <cassert>
 #include <memory>
 #include <optional>
@@ -26,6 +28,7 @@
 struct ScreenCoordsXY;
 struct ScreenLine;
 struct ScreenRect;
+
 namespace OpenRCT2
 {
     struct IPlatformEnvironment;
@@ -37,47 +40,6 @@ namespace OpenRCT2::Drawing
     struct IDrawingEngine;
 }
 
-struct PaletteBGRA
-{
-    uint8_t Blue{};
-    uint8_t Green{};
-    uint8_t Red{};
-    uint8_t Alpha{};
-};
-
-constexpr auto PALETTE_SIZE = 256u;
-
-struct GamePalette
-{
-    PaletteBGRA Colour[PALETTE_SIZE]{};
-
-    PaletteBGRA& operator[](size_t idx)
-    {
-        assert(idx < PALETTE_SIZE);
-        if (idx >= PALETTE_SIZE)
-        {
-            static PaletteBGRA dummy;
-            return dummy;
-        }
-
-        return Colour[idx];
-    }
-
-    const PaletteBGRA operator[](size_t idx) const
-    {
-        assert(idx < PALETTE_SIZE);
-        if (idx >= PALETTE_SIZE)
-            return {};
-
-        return Colour[idx];
-    }
-
-    explicit operator uint8_t*()
-    {
-        return reinterpret_cast<uint8_t*>(Colour);
-    }
-};
-
 struct G1Element
 {
     uint8_t* offset = nullptr; // 0x00
@@ -528,7 +490,7 @@ constexpr uint8_t kPaletteTotalOffsets = 192;
 
 constexpr int8_t kMaxScrollingTextModes = 38;
 
-extern GamePalette gPalette;
+extern OpenRCT2::Drawing::GamePalette gPalette;
 extern uint8_t gGamePalette[256 * 4];
 extern uint32_t gPaletteEffectFrame;
 

src/openrct2/drawing/IDrawingEngine.h

@@ -10,6 +10,7 @@
 #pragma once
 
 #include "./Weather.h"
+#include "ColourPalette.h"
 
 #include <memory>
 #include <string>
@@ -39,7 +40,6 @@ enum DRAWING_ENGINE_FLAGS
 };
 
 struct DrawPixelInfo;
-struct GamePalette;
 
 namespace OpenRCT2::Ui
 {

src/openrct2/drawing/ImageImporter.cpp

@@ -306,7 +306,7 @@ namespace OpenRCT2::Drawing
     {
         if (!IsTransparentPixel(colour))
         {
-            for (uint32_t i = 0; i < PALETTE_SIZE; i++)
+            for (uint32_t i = 0; i < kGamePaletteSize; i++)
             {
                 if (static_cast<int16_t>(palette[i].Red) == colour[0] && static_cast<int16_t>(palette[i].Green) == colour[1]
                     && static_cast<int16_t>(palette[i].Blue) == colour[2])
@@ -364,7 +364,7 @@ namespace OpenRCT2::Drawing
     {
         auto smallestError = static_cast<uint32_t>(-1);
         auto bestMatch = PALETTE_TRANSPARENT;
-        for (uint32_t x = 0; x < PALETTE_SIZE; x++)
+        for (uint32_t x = 0; x < kGamePaletteSize; x++)
         {
             if (IsChangablePixel(x))
             {

src/openrct2/drawing/ImageImporter.h

@@ -93,7 +93,7 @@ namespace OpenRCT2::Drawing
     ImageImportMeta createImageImportMetaFromJson(json_t& input);
 } // namespace OpenRCT2::Drawing
 
-constexpr GamePalette StandardPalette = { {
+constexpr OpenRCT2::Drawing::GamePalette StandardPalette = { {
     // 0 (Unused/Transparent)
     { 0, 0, 0, 255 },
 

src/openrct2/drawing/LightFX.cpp

@@ -29,6 +29,7 @@
 #include <cstring>
 
 using namespace OpenRCT2;
+using namespace OpenRCT2::Drawing;
 
 static uint8_t _bakedLightTexture_lantern_0[32 * 32];
 static uint8_t _bakedLightTexture_lantern_1[64 * 64];

src/openrct2/drawing/LightFX.h

@@ -9,12 +9,13 @@
 
 #pragma once
 
+#include "ColourPalette.h"
+
 #include <cstdint>
 
 struct CoordsXY;
 struct Vehicle;
 struct DrawPixelInfo;
-struct GamePalette;
 struct CoordsXYZ;
 struct EntityBase;
 
@@ -56,7 +57,7 @@ void LightFXRenderLightsToFrontBuffer();
 void LightFXUpdateViewportSettings();
 
 void* LightFXGetFrontBuffer();
-const GamePalette& LightFXGetPalette();
+const OpenRCT2::Drawing::GamePalette& LightFXGetPalette();
 
 void LightFXAdd3DLight(const EntityBase& entity, const uint8_t id, const CoordsXYZ& loc, const LightType lightType);
 

src/openrct2/drawing/NewDrawing.h

@@ -10,9 +10,10 @@
 #pragma once
 
 #include "../localisation/StringIdType.h"
+#include "ColourPalette.h"
 
 struct DrawPixelInfo;
-struct GamePalette;
+struct PaletteBGRA;
 enum class DrawingEngine : int32_t;
 
 extern StringId DrawingEngineStringIds[3];
@@ -21,7 +22,7 @@ DrawingEngine drawing_engine_get_type();
 bool DrawingEngineRequiresNewWindow(DrawingEngine srcEngine, DrawingEngine dstEngine);
 void DrawingEngineInit();
 void DrawingEngineResize();
-void DrawingEngineSetPalette(const GamePalette& colours);
+void DrawingEngineSetPalette(const OpenRCT2::Drawing::GamePalette& colours);
 void DrawingEngineCopyRect(int32_t x, int32_t y, int32_t width, int32_t height, int32_t dx, int32_t dy);
 void DrawingEngineDispose();
 

src/openrct2/interface/Colour.cpp

@@ -16,6 +16,8 @@
 
 #include <cmath>
 
+using namespace OpenRCT2::Drawing;
+
 ColourShadeMap ColourMapA[COLOUR_COUNT] = {};
 
 static constexpr uint8_t kLegacyColourMaskBase = 0x1F;
@@ -169,9 +171,9 @@ static uint8_t FindClosestPaletteIndex(uint8_t red, uint8_t green, uint8_t blue)
 
 static void InitBlendColourMap()
 {
-    for (size_t i = 0; i < PALETTE_SIZE; i++)
+    for (size_t i = 0; i < kGamePaletteSize; i++)
     {
-        for (size_t j = i; j < PALETTE_SIZE; j++)
+        for (size_t j = i; j < kGamePaletteSize; j++)
         {
             uint8_t red = (gPalette[i].Red + gPalette[j].Red) / 2;
             uint8_t green = (gPalette[i].Green + gPalette[j].Green) / 2;

src/openrct2/interface/Screenshot.cpp

@@ -63,7 +63,7 @@ static bool WriteDpiToFile(std::string_view path, const DrawPixelInfo& dpi, cons
         image.Height = dpi.height;
         image.Depth = 8;
         image.Stride = dpi.LineStride();
-        image.Palette = std::make_unique<GamePalette>(palette);
+        image.Palette = palette;
         image.Pixels = std::vector<uint8_t>(pixels8, pixels8 + pixelsLen);
         Imaging::WriteToFile(path, image, IMAGE_FORMAT::PNG);
         return true;

src/openrct2/libopenrct2.vcxproj

@@ -237,6 +237,7 @@
     <ClInclude Include="core\ZipStream.hpp" />
     <ClInclude Include="Date.h" />
     <ClInclude Include="Diagnostic.h" />
+    <ClInclude Include="drawing\ColourPalette.h" />
     <ClInclude Include="drawing\Drawing.h" />
     <ClInclude Include="drawing\Font.h" />
     <ClInclude Include="drawing\IDrawingContext.h" />