implemented alpha texture repository

src/engine/modules/texture_repository.cpp

@@ -18,7 +18,7 @@
 TextureRepository::TextureRepository()
 {
     PRINT_LOG("Initializing texture repository");
-
+    texturesCount = 0;
     PRINT_LOG("Texture repository initialized!");
 }
 
@@ -27,3 +27,59 @@ TextureRepository::~TextureRepository() {}
 // ----
 // Methods
 // ----
+
+MeshTexture *TextureRepository::add(char *t_subfolder, char *t_name)
+{
+    increaseArray(texturesCount + 1);
+    // texturesCount is updated
+    loader.load(*textures[texturesCount - 1], t_subfolder, t_name, ".bmp");
+    return textures[texturesCount - 1];
+}
+
+void TextureRepository::addByMesh(char *t_path, Mesh &mesh)
+{
+#define MATERIAL mesh.getMaterial(i)
+    u32 newLength = texturesCount + mesh.getMaterialsCount();
+    increaseArray(newLength);
+    for (u8 i = newLength - mesh.getMaterialsCount(); i < newLength; i++)
+    {
+        textures[i] = new MeshTexture();
+        loader.load(*textures[i], t_path, MATERIAL.getName(), ".bmp");
+        textures[i]->setName(mesh.getMaterial(i).getName());
+        textures[i]->addLink(mesh.id, MATERIAL.getId());
+    }
+}
+
+/** 
+ * Remove texture from repository.
+ * Texture is not destructed.
+ */
+void TextureRepository::remove(u32 t_textureId)
+{
+    MeshTexture **savedTextures = textures;
+    textures = new MeshTexture *[texturesCount - 1];
+    u32 savedCount = 0;
+    for (u32 i = 0; i < texturesCount; i++)
+        if (savedTextures[i]->getId() != t_textureId)
+            textures[savedCount++] = savedTextures[i];
+    delete[] savedTextures;
+    texturesCount--;
+}
+
+/** 
+ * Resize textures array. 
+ * texturesCount variable is updated. 
+ * Classes are NOT instantiated. 
+ */
+void TextureRepository::increaseArray(u32 newLength)
+{
+    MeshTexture **savedTextures = textures;
+    textures = new MeshTexture *[newLength];
+    if (texturesCount)
+    {
+        for (u32 i = 0; i < texturesCount; i++)
+            textures[i] = savedTextures[i];
+        delete[] savedTextures;
+    }
+    texturesCount = newLength;
+}