vk: add a couple of TODO comments

ref/vk/alolcator.c

@@ -108,6 +108,7 @@ typedef struct alo_pool_s {
 
 #define DEFAULT_CAPACITY 256
 
+// TODO make it not a pointer. Just Init
 struct alo_pool_s* aloPoolCreate(alo_size_t size, int expected_allocations, alo_size_t min_alignment) {
 	alo_pool_t *pool = MALLOC(sizeof(*pool));
 	block_t *b;

ref/vk/shaders/denoiser.comp

@@ -216,9 +216,6 @@ void main() {
 
 	vec3 colour = vec3(0.);
 	{
-		// DEBUG motion vectors
-		//colour = vec3(length(imageLoad(position_t, pix).rgb - imageLoad(prev_position_t, pix).rgb));
-
 		// TODO: need to extract reprojecting from this shader because reprojected stuff need svgf denoising pass after it
 		const vec3 origin = (ubo.ubo.inv_view * vec4(0., 0., 0., 1.)).xyz;
 		const float depth = length(origin - imageLoad(position_t, pix).xyz);

ref/vk/vk_textures.c

@@ -540,6 +540,7 @@ static qboolean uploadTexture(vk_texture_t *tex, rgbdata_t *const *const layers,
 	// TODO non-rbga textures
 
 	for (int i = 0; i < num_layers; ++i) {
+		// FIXME create empty black texture if there's no buffer
 		if (!layers[i]->buffer) {
 			gEngine.Con_Printf(S_ERROR "Texture %s layer %d missing buffer\n", tex->name, i);
 			return false;