only round vertices if AA is on

[skip ci]

1 files changed, 9 insertions, 4 deletions

diff --git a/assets/opensb/rendering/effects/interface.vert b/assets/opensb/rendering/effects/interface.vert
index 14a7cea..dfd94d4 100644
--- a/assets/opensb/rendering/effects/interface.vert
+++ b/assets/opensb/rendering/effects/interface.vert
@@ -6,6 +6,7 @@ uniform vec2 textureSize2;
 uniform vec2 textureSize3;
 uniform vec2 screenSize;
 uniform mat3 vertexTransform;
+uniform bool vertexRounding;
 
 in vec2 vertexPosition;
 in vec4 vertexColor;
@@ -19,10 +20,14 @@ out vec4 fragmentColor;
 void main() {
   vec2 screenPosition = (vertexTransform * vec3(vertexPosition, 1.0)).xy;
   gl_Position = vec4(screenPosition / screenSize * 2.0 - 1.0, 0.0, 1.0);
-  if (((vertexData >> 3) & 0x1) == 1)
-    screenPosition.x = round(screenPosition.x);
-  if (((vertexData >> 4) & 0x1) == 1)
-    screenPosition.y = round(screenPosition.y);
+  
+  if (vertexRounding) {
+    if (((vertexData >> 3) & 0x1) == 1)
+      screenPosition.x = round(screenPosition.x);
+    if (((vertexData >> 4) & 0x1) == 1)
+      screenPosition.y = round(screenPosition.y);
+  }
+  
   int vertexTextureIndex = vertexData & 0x3;
   if (vertexTextureIndex == 3)
     fragmentTextureCoordinate = vertexTextureCoordinate / textureSize3;