From 88a3c05b7bad050d4e24c299425a6c480d1facac Mon Sep 17 00:00:00 2001
From: ReinUsesLisp <reinuseslisp@airmail.cc>
Date: Thu, 4 Apr 2019 20:07:11 -0300
Subject: [PATCH] gl_shader_decompiler: Fix TXQ types
TXQ returns integer types. Shaders usually do:
R0 = TXQ(); // => int
R0 = static_cast<float>(R0);
If we don't treat it as an integer, it will cast a binary float value as
float - resulting in a corrupted number.
---
src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index 11d1169f0..7300a4037 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -1196,11 +1196,12 @@ private:
switch (meta->element) {
case 0:
case 1:
- return "textureSize(" + sampler + ", " + lod + ')' + GetSwizzle(meta->element);
+ return "itof(int(textureSize(" + sampler + ", " + lod + ')' +
+ GetSwizzle(meta->element) + "))";
case 2:
return "0";
case 3:
- return "textureQueryLevels(" + sampler + ')';
+ return "itof(textureQueryLevels(" + sampler + "))";
}
UNREACHABLE();
return "0";