Renders on PSP identically.

src/duskpsp/asset/assetpsp.c

@@ -0,0 +1,40 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "asset/asset.h"
+#include "engine/engine.h"
+#include "assert/assert.h"
+#include "util/string.h"
+
+errorret_t assetInitPSP(void) {
+  assertTrue(ENGINE.argc >= 1, "PSP requires launch argument.");
+
+  // PSP is given either the prx OR the PBP file.
+  // In the format of "ms0:/PSP/GAME/DUSK/EBOOT.PBP" or "host0:/Dusk.prx"
+  // IF the file is the PBP file, we are loading directly on the PSP itself.
+  // IF the file is the .prx then we are debugging and fopen will return
+  // relative filepaths correctly, e.g. host0:/dusk.dsk will be on host.
+
+  // Originally I was going to allow host to read the .dsk directly but then
+  // I'd have to maintain two file implementations.
+
+  const char_t *pbpPath;
+  if(stringEndsWithCaseInsensitive(ENGINE.argv[0], ASSET_PSP_EXTENSION_PBP)) {
+    pbpPath = ENGINE.argv[0];
+  } else {
+    // In Debugging this would be next to host0:/Dusk.prx
+    pbpPath = "./EBOOT.PBP";
+  }
+
+  errorChain(assetInitPBP(pbpPath));
+  errorOk();
+}
+
+errorret_t assetDisposePSP(void) {
+  errorChain(assetDisposePBP());
+  errorOk();
+}