A bit more code cleanup

src/file/loaders/texture.c

@@ -0,0 +1,69 @@
+/**
+ * Copyright (c) 2021 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "texture.h"
+
+assetmanageritem_t * assetManagerLoadTexture(
+  assetmanager_t *manager, assetmanagerowner_t owner, char *fileName
+) {
+  assetmanageritem_t *item;
+  item = assetManagerItemGet(manager, fileName);
+  if(item == NULL) {
+    item = assetManagerItemAdd(manager, fileName);
+    item->type = ASSET_MANAGER_TYPE_TEXTURE;
+    item->data.texture.fileName = fileName;
+  }
+  assetManagerItemGetOrAddHolder(item, owner);
+  
+  return item;
+}
+
+bool _assetManagerLoaderTextureAsync(assetmanageritem_t *item) {
+  assetbuffer_t *buffer;
+  int channels;
+  stbi_io_callbacks OPENGL_STBI_CALLBACKS;
+
+  buffer = assetBufferOpen(item->data.texture.fileName);
+  if(buffer == NULL) return false;
+
+  // Setup the interface for STBI
+  OPENGL_STBI_CALLBACKS.read = &assetBufferRead;
+  OPENGL_STBI_CALLBACKS.skip = &assetBufferSkip;
+  OPENGL_STBI_CALLBACKS.eof = &assetBufferEnd; 
+
+  // Buffer the image
+  channels = 0;
+  item->data.texture.data = (pixel_t *)stbi_load_from_callbacks(
+    &OPENGL_STBI_CALLBACKS, buffer,
+    &item->data.texture.width, &item->data.texture.height,
+    &channels, STBI_rgb_alpha
+  );
+
+  // Close the buffer
+  assetBufferClose(buffer);
+  if(item->data.texture.data == NULL) return false;
+  return true;
+}
+
+bool _assetManagerLoaderTextureSync(assetmanageritem_t *item) {
+  // Turn into a texture.
+  textureInit(
+    &item->data.texture.texture,
+    item->data.texture.width,
+    item->data.texture.height,
+    item->data.texture.data
+  );
+
+  // Cleanup
+  stbi_image_free(item->data.texture.data);
+  return true;
+}
+
+bool _assetManagerLoaderTextureDispose(assetmanageritem_t *item) {
+  textureDispose(&item->data.texture.texture);
+  return true;
+}