idk

archive/platform/CMakeLists.txt

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+# Copyright (c) 2025 Dominic Masters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+# Sources
+target_sources(${DUSK_LIBRARY_TARGET_NAME}
+  PUBLIC
+    sdl2.c
+    psp.c
+    dolphin.c
+)

archive/platform/dolphin.c

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+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "dolphin.h"
+
+void displayInitDolphin(void) {
+  VIDEO_Init();
+  DISPLAY.screenMode = VIDEO_GetPreferredMode(NULL);
+  DISPLAY.frameBuffer[0] = MEM_K0_TO_K1(
+    SYS_AllocateFramebuffer(DISPLAY.screenMode)
+  );
+  DISPLAY.frameBuffer[1] = MEM_K0_TO_K1(
+    SYS_AllocateFramebuffer(DISPLAY.screenMode)
+  );
+  VIDEO_Configure(DISPLAY.screenMode);
+
+  VIDEO_SetNextFramebuffer(DISPLAY.frameBuffer[DISPLAY.whichFrameBuffer]);
+  // VIDEO_SetPostRetraceCallback(copy_buffers);
+  VIDEO_SetBlack(FALSE);
+  VIDEO_Flush();
+  VIDEO_WaitVSync();
+  if(DISPLAY.screenMode->viTVMode & VI_NON_INTERLACE) VIDEO_WaitVSync();
+
+  DISPLAY.fifoBuffer = memalign(32, DISPLAY_FIFO_SIZE);
+  memoryZero(DISPLAY.fifoBuffer, DISPLAY_FIFO_SIZE);
+
+  GX_Init(DISPLAY.fifoBuffer, DISPLAY_FIFO_SIZE);
+
+  // This seems to be mostly related to interlacing vs progressive
+  GX_SetViewport(
+    0, 0,
+    DISPLAY.screenMode->fbWidth, DISPLAY.screenMode->efbHeight,
+    0, 1
+  );
+  float_t yscale = GX_GetYScaleFactor(
+    DISPLAY.screenMode->efbHeight, DISPLAY.screenMode->xfbHeight
+  );
+  uint32_t xfbHeight = GX_SetDispCopyYScale(yscale);
+  GX_SetScissor(
+    0, 0,
+    DISPLAY.screenMode->fbWidth, DISPLAY.screenMode->efbHeight
+  );
+  GX_SetDispCopySrc(
+    0, 0,
+    DISPLAY.screenMode->fbWidth, DISPLAY.screenMode->efbHeight
+  );
+  GX_SetDispCopyDst(DISPLAY.screenMode->fbWidth, xfbHeight);
+  GX_SetCopyFilter(
+    DISPLAY.screenMode->aa,
+    DISPLAY.screenMode->sample_pattern,
+    GX_TRUE,
+    DISPLAY.screenMode->vfilter
+  );
+  GX_SetFieldMode(
+    DISPLAY.screenMode->field_rendering,
+    (
+      (DISPLAY.screenMode->viHeight == 2 * DISPLAY.screenMode->xfbHeight) ?
+      GX_ENABLE :
+      GX_DISABLE
+    )
+  );
+
+  // Setup cull modes
+  GX_SetCullMode(GX_CULL_NONE);
+  GX_SetZMode(GX_FALSE, GX_ALWAYS, GX_FALSE);
+  GX_CopyDisp(DISPLAY.frameBuffer[DISPLAY.whichFrameBuffer], GX_TRUE);
+  GX_SetDispCopyGamma(GX_GM_1_0);
+
+  GX_ClearVtxDesc();
+  GX_SetVtxDesc(GX_VA_POS,  GX_INDEX16);
+  GX_SetVtxDesc(GX_VA_CLR0, GX_INDEX16);
+  GX_SetVtxDesc(GX_VA_TEX0, GX_INDEX16);
+  GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_F32, 0);
+  GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_U8, 0);
+  GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
+}
+
+void displayDolphinSwap(void) {
+  GX_DrawDone();
+
+  DISPLAY.whichFrameBuffer ^= 1;
+  GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
+  GX_SetColorUpdate(GX_TRUE);
+  GX_CopyDisp(DISPLAY.frameBuffer[DISPLAY.whichFrameBuffer], GX_TRUE);
+  VIDEO_SetNextFramebuffer(DISPLAY.frameBuffer[DISPLAY.whichFrameBuffer]);
+  VIDEO_Flush();
+  VIDEO_WaitVSync();
+}

archive/platform/dolphin.h

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+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+#include "display/displaydefs.h"
+
+typedef struct {
+  void *frameBuffer[2];// Double-Bufferred
+  int whichFrameBuffer;
+  GXRModeObj *screenMode;
+  void *fifoBuffer;
+} displaydolphin_t;
+
+/**
+ * Initializes the display for Dolphin.
+ */
+void displayDolphinInit(void);
+
+/**
+ * Swaps the back buffer to the front for Dolphin.
+ */
+void displayDolphinSwap(void);

archive/platform/psp.c

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+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "psp.h"
+
+void displayInitPSP(void) {
+  DISPLAY.usingShaderedPalettes = false;
+}

archive/platform/psp.h

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+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+
+/**
+ * Initializes the display for PSP.
+ */
+void displayInitPSP(void);

archive/platform/sdl2.c

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+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "sdl2.h"
+
+void displaySDL2Init(void) {
+  uint32_t flags = SDL_INIT_VIDEO;
+  #if INPUT_GAMEPAD == 1
+    flags |= SDL_INIT_GAMECONTROLLER | SDL_INIT_JOYSTICK;
+  #endif
+  if(SDL_Init(flags) != 0) {
+    errorThrow("SDL Failed to Initialize: %s", SDL_GetError());
+  }
+
+  // Set OpenGL attributes (Needs to be done now or later?)
+  SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
+
+  // Create window with OpenGL flag.
+  DISPLAY.window = SDL_CreateWindow(
+    "Dusk",
+    SDL_WINDOWPOS_UNDEFINED,
+    SDL_WINDOWPOS_UNDEFINED,
+    DISPLAY_WINDOW_WIDTH_DEFAULT,
+    DISPLAY_WINDOW_HEIGHT_DEFAULT,
+    SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI |
+    SDL_WINDOW_OPENGL
+  );
+  if(!DISPLAY.window) {
+    errorThrow("SDL_CreateWindow failed: %s", SDL_GetError());
+  }
+
+  // Create OpenGL context
+  DISPLAY.glContext = SDL_GL_CreateContext(DISPLAY.window);
+  if(!DISPLAY.glContext) {
+    errorThrow("SDL_GL_CreateContext failed: %s", SDL_GetError());
+  }
+
+  SDL_GL_SetSwapInterval(1);
+  SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
+  glDisable(GL_CULL_FACE);
+  glDisable(GL_LIGHTING);// PSP defaults this on?
+  glShadeModel(GL_SMOOTH); // Fixes color on PSP?
+
+  glEnable(GL_DEPTH_TEST);
+  glDepthFunc(GL_LEQUAL);
+  glClearDepth(1.0f);
+
+  glEnable(GL_BLEND);
+  glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+  glPixelStorei(GL_PACK_ALIGNMENT, 1);
+  glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+
+  glEnableClientState(GL_COLOR_ARRAY);// To confirm: every frame on PSP?
+  glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+  glEnableClientState(GL_VERTEX_ARRAY);
+
+  // Get and validate GL state.
+  GLenum err = glGetError();
+  if(err != GL_NO_ERROR) {
+    assertUnreachable("GL Error before checking support");
+  }
+
+  #if PSP
+    displayInitPSP();
+  #else
+
+  #endif
+}
+
+void displaySDL2Update(void) {
+  SDL_Event event;
+  while(SDL_PollEvent(&event)) {
+    switch(event.type) {
+      case SDL_QUIT: {
+        ENGINE.running = false;
+        break;
+      }
+
+      case SDL_WINDOWEVENT: {
+        switch(event.window.event) {
+          case SDL_WINDOWEVENT_CLOSE: {
+            ENGINE.running = false;
+            break;
+          }
+          
+          default: {
+            break;
+          }
+        }
+      }
+
+      default: {
+        break;
+      }
+    }
+  }
+
+  SDL_GL_MakeCurrent(DISPLAY.window, DISPLAY.glContext);
+}
+
+void displaySDL2Swap(void) {
+  SDL_GL_SwapWindow(DISPLAY.window);
+
+  GLenum err;
+  while((err = glGetError()) != GL_NO_ERROR) {
+    debugPrint("GL Error: %d\n", err);
+  }
+}
+
+void displaySDL2Dispose(void) {
+  if(DISPLAY.glContext) {
+    SDL_GL_DeleteContext(DISPLAY.glContext);
+    DISPLAY.glContext = NULL;
+  }
+  if(DISPLAY.window) {
+    SDL_DestroyWindow(DISPLAY.window);
+    DISPLAY.window = NULL;
+  }
+  SDL_Quit();
+}

archive/platform/sdl2.h

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+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "dusk.h"
+
+typedef struct {
+  SDL_Window *window;
+  SDL_GLContext glContext;
+  bool_t usingShaderedPalettes;
+} displaysdl2_t;
+
+/**
+ * Initializes the display for SDL2.
+ */
+void displaySDL2Init(void);
+
+/**
+ * Updates the display for SDL2.
+ */
+void displaySDL2Update(void);
+
+/**
+ * Swaps the display buffers for SDL2.
+ */
+void displaySDL2Swap(void);
+
+/**
+ * Disposes of the display for SDL2.
+ */
+void displaySDL2Dispose(void);