Fixed a few small things.

src/dawnopengl/display/Texture.cpp

@@ -46,6 +46,14 @@ void Texture::setSize(
     glDeleteTextures(1, &this->id);
     this->id = -1;
   }
+  
+  #if DAWN_DEBUG_BUILD
+    int32_t maxSize;
+    glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxSize);
+
+    assertTrue(width > 0 && width <= maxSize);
+    assertTrue(height > 0 && height <= maxSize);
+  #endif
 
   this->width = width;
   this->height = height;

src/dawnopengl/scene/components/display/material/SimpleBillboardedMaterial.cpp

@@ -38,8 +38,7 @@ std::vector<struct ShaderPassItem> SimpleBillboardedMaterial::getRenderPasses(IR
   onlyPass.parameterBuffers[shader->bufferRenderPipeline] = &context.renderPipeline->shaderBuffer;
 
   onlyPass.renderFlags = (
-    RENDER_MANAGER_RENDER_FLAG_BLEND |
-    RENDER_MANAGER_RENDER_FLAG_DEPTH_TEST
+    RENDER_MANAGER_RENDER_FLAG_BLEND
   );
 
   if(this->texture != nullptr) {