Modificado el tamaño de la textura

data/shaders/crtpi.glsl

@@ -97,7 +97,8 @@ void main()
 #if defined(CURVATURE)
 	screenScale = vec2(1.0, 1.0); //TextureSize / InputSize;
 #endif
-	filterWidth = (768.0 / 240.0) / 3.0;
+	//filterWidth = (768.0 / 240.0) / 3.0;
+	filterWidth = (768.0 / 256.0) / 3.0;
 	TEX0 = vec2(gl_MultiTexCoord0.x, 1.0-gl_MultiTexCoord0.y)*1.0001;
 	gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex;
 }
@@ -146,7 +147,7 @@ float CalcScanLine(float dy)
 
 void main()
 {
-	vec2 TextureSize = vec2(320.0, 240.0);
+	vec2 TextureSize = vec2(320.0, 256.0);
 #if defined(CURVATURE)
 	vec2 texcoord = Distort(TEX0);
 	if (texcoord.x < 0.0)

source/common/jshader.cpp

@@ -23,8 +23,8 @@ namespace shader
     SDL_Renderer *renderer = nullptr;
     GLuint programId = 0;
     SDL_Texture* backBuffer = nullptr;
-    SDL_Point win_size = {640, 480};
-    SDL_Point tex_size = {320, 240};
+    SDL_Point win_size = {320*4, 256*4};
+    SDL_Point tex_size = {320, 256};
     bool usingOpenGL;
 
     #ifndef __APPLE__