Shaders: Use uniforms for xBR parameters

res/shaders/xbr.shader/manifest.ini

@@ -8,3 +8,31 @@ passes=1
 integerScaling=1
 vertexShader=xbr.vs
 fragmentShader=xbr.fs
+
+[pass.0.uniform.XBR_Y_WEIGHT]
+type=float
+default=48
+readableName=Y Weight
+min=0
+max=100
+
+[pass.0.uniform.XBR_EQ_THRESHOLD]
+type=float
+readableName=Eq Threshold
+default=10.0
+min=0.0
+max=50.0
+
+[pass.0.uniform.XBR_EQ_THRESHOLD2]
+type=float
+readableName=Eq Threshold2
+default=2.0
+min=0.0
+max=4.0
+
+[pass.0.uniform.XBR_LV2_COEFFICIENT]
+type=float
+readableName=Lv2 Coefficient
+default=2.0
+min=1.0
+max=3.0

res/shaders/xbr.shader/xbr.fs

@@ -25,10 +25,10 @@
    Incorporates some of the ideas from SABR shader. Thanks to Joshua Street.
 */
 
-#define XBR_Y_WEIGHT 48.0
+uniform float XBR_Y_WEIGHT;
-#define XBR_EQ_THRESHOLD 10.0
+uniform float XBR_EQ_THRESHOLD;
-#define XBR_EQ_THRESHOLD2 2.0
+uniform float XBR_EQ_THRESHOLD2;
-#define XBR_LV2_COEFFICIENT 2.0
+uniform float XBR_LV2_COEFFICIENT;
 
 const mat3 yuv = mat3(0.299, 0.587, 0.114, -0.169, -0.331, 0.499, 0.499, -0.418, -0.0813);
 const vec4 delta = vec4(0.4, 0.4, 0.4, 0.4);