From 567bc33a70b01052251765ec0f98d27fc44879ca Mon Sep 17 00:00:00 2001
From: Matt Borgerson <contact@mborgerson.com>
Date: Fri, 26 Jul 2024 18:05:19 -0700
Subject: [PATCH] nv2a/glsl: Fix project2d usampler lookup

---
 hw/xbox/nv2a/pgraph/glsl/psh.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/hw/xbox/nv2a/pgraph/glsl/psh.c b/hw/xbox/nv2a/pgraph/glsl/psh.c
index ffb387d997..f93fbd82ed 100644
--- a/hw/xbox/nv2a/pgraph/glsl/psh.c
+++ b/hw/xbox/nv2a/pgraph/glsl/psh.c
@@ -587,6 +587,7 @@ static const char sampler2DRect[] = "sampler2DRect";
 
 static const char* get_sampler_type(enum PS_TEXTUREMODES mode, const PshState *state, int i)
 {
+    // FIXME: Cleanup
     switch (mode) {
     default:
     case PS_TEXTUREMODES_NONE:
@@ -594,6 +595,9 @@ static const char* get_sampler_type(enum PS_TEXTUREMODES mode, const PshState *s
 
     case PS_TEXTUREMODES_PROJECT2D:
         assert(state->dim_tex[i] == 2);
+        if (state->tex_x8y24[i] && state->vulkan) {
+            return "usampler2D";
+        }
         return (state->rect_tex[i] && !state->vulkan) ? sampler2DRect : sampler2D;
 
     case PS_TEXTUREMODES_BUMPENVMAP: