brought back functionality from previous builds but now cross-platform

engine/vk_helper.h

@@ -26,7 +26,8 @@ public:
 class CVkImage: public IImage
 {
 public:
-	vk_image2d_t m_image;
+	vk_image2d_t m_image = {};
+	uint32_t m_usage;
 };
 
 
@@ -64,12 +65,7 @@ extern VkSampler g_invalidTextureSampler;
 
 extern CUtlVector<ITexture*> g_textures;
 
-struct CameraProjection {
-	mat4 viewprojection;
-};
-
-extern vk_buffer_t g_cameraProperties;
-extern CameraProjection *g_cameraDataMap;
+extern IBuffer *g_cameraProperties;
 
 extern IImage *g_meshDepth;
 extern IImage *g_meshDepthMSAA;