Unstable v0.1300.0.2

Barotrauma/BarotraumaClient/Shaders/Content.mgcb

@@ -61,3 +61,9 @@
 /processorParam:DebugMode=Auto
 /build:watershader.fx
 
+#begin grainshader.fx
+/importer:EffectImporter
+/processor:EffectProcessor
+/processorParam:DebugMode=Auto
+/build:grainshader.fx
+

Barotrauma/BarotraumaClient/Shaders/Content_opengl.mgcb

@@ -61,3 +61,9 @@
 /processorParam:DebugMode=Auto
 /build:watershader_opengl.fx
 
+#begin grainshader_opengl.fx
+/importer:EffectImporter
+/processor:EffectProcessor
+/processorParam:DebugMode=Auto
+/build:grainshader_opengl.fx
+

Barotrauma/BarotraumaClient/Shaders/grainshader.fx

@@ -0,0 +1,28 @@
+// vim:ft=hlsl
+//float4 baseColor;
+float seed;
+
+float nrand(float2 uv)
+{
+    return frac(sin(dot(uv, float2(12.9898, 78.233) * seed)) * 43758.5453);
+}
+
+float4 grain(float4 position : SV_POSITION, float4 clr : COLOR0, float2 texCoord : TEXCOORD0) : COLOR0
+{
+	float4 baseColor = { 1, 1, 1, 0.25 };
+	float4 color = baseColor * nrand(texCoord);
+	float2 center = { 0.5, 0.5 };
+	float2 diff = texCoord - center;
+	float alpha = diff.x * diff.x + diff.y * diff.y;
+	color.a = alpha;
+	return clr * color;
+}
+
+
+technique Grain
+{
+    pass Pass1
+    {
+        PixelShader = compile ps_4_0_level_9_1 grain();
+    }
+}

Barotrauma/BarotraumaClient/Shaders/grainshader_opengl.fx

@@ -0,0 +1,28 @@
+// vim:ft=hlsl
+//float4 baseColor;
+float seed;
+
+float nrand(float2 uv)
+{
+    return frac(sin(dot(uv, float2(12.9898, 78.233) * seed)) * 43758.5453);
+}
+
+float4 grain(float4 position : SV_POSITION, float4 clr : COLOR0, float2 texCoord : TEXCOORD0) : COLOR0
+{
+	float4 baseColor = { 1, 1, 1, 0.25 };
+	float4 color = baseColor * nrand(texCoord);
+	float2 center = { 0.5, 0.5 };
+	float2 diff = texCoord - center;
+	float alpha = diff.x * diff.x + diff.y * diff.y;
+	color.a = alpha;
+	return clr * color;
+}
+
+
+technique Grain
+{
+    pass Pass1
+    {
+        PixelShader = compile ps_3_0 grain();
+    }
+}