remove redundant vertexRounding uniform from interface shader

interface is always drawn without super-sampling anyway

assets/opensb/rendering/effects/interface.config

@@ -1,13 +1,7 @@
 {
   "blitFrameBuffer" : "main",
 
-  "effectParameters" : {
+  "effectParameters" : {},
-    "vertexRounding" : {
-      "type" : "bool",
-      "default" : false,
-      "uniform" : "vertexRounding"
-    }
-  },
   "effectTextures" : {},
 
   "effectShaders" : {

assets/opensb/rendering/effects/interface.vert

@@ -6,7 +6,6 @@ uniform vec2 textureSize2;
 uniform vec2 textureSize3;
 uniform vec2 screenSize;
 uniform mat3 vertexTransform;
-uniform bool vertexRounding;
 
 in vec2 vertexPosition;
 in vec4 vertexColor;
@@ -21,13 +20,6 @@ void main() {
   vec2 screenPosition = (vertexTransform * vec3(vertexPosition, 1.0)).xy;
   gl_Position = vec4(screenPosition / screenSize * 2.0 - 1.0, 0.0, 1.0);
   
-  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;

source/application/StarRenderer_opengl.cpp

@@ -254,7 +254,7 @@ void OpenGlRenderer::loadEffectConfig(String const& name, Json const& effectConf
 
     effectParameter.parameterUniform = glGetUniformLocation(m_program, p.second.getString("uniform").utf8Ptr());
     if (effectParameter.parameterUniform == -1) {
-      Logger::warn("OpenGL20 effect parameter '{}' has no associated uniform, skipping", p.first);
+      Logger::warn("OpenGL20 effect parameter '{}' in effect '{}' has no associated uniform, skipping", p.first, name);
     } else {
       String type = p.second.getString("type");
       if (type == "bool") {