diff --git a/Depth.fxsub b/Depth.fxsub
index 5c13f73..f92415c 100644
--- a/Depth.fxsub
+++ b/Depth.fxsub
@@ -16,7 +16,7 @@ void DepthObjectVS(
 	out float3 oTexcoord : TEXCOORD0,
 	out float4 oPosition : POSITION)
 {
-	oTexcoord = float3(Texcoord.xy, oPosition.w);
+	oTexcoord = float3(Texcoord.xy, Position.w);
 	oPosition = mul(Position, matWorldViewProject);
 }
 
diff --git a/stereoscopic.fxsub b/stereoscopic.fxsub
index d3d70b5..f675ffe 100644
--- a/stereoscopic.fxsub
+++ b/stereoscopic.fxsub
@@ -23,9 +23,9 @@ float4 ComputeStereoCoord(sampler depth, float2 coord, float maxSeparation, floa
 float4 StereoscopicPS(float2 tex : TEXCOORD0, uniform sampler source, uniform sampler depth) : COLOR
 {
 #if POST_STEREOSCOPIC_MODE == 4
-	float2 coord = tex.x < 0.5 ? tex * float2(2,1) : float2((tex.x - 0.5f) * 2, tex.y);
+	float2 coord = tex.x < 0.5 ? float2((tex.x + 0.25f), tex.y) : float2((tex.x - 0.25f), tex.y);
 #elif POST_STEREOSCOPIC_MODE == 5
-	float2 coord = tex.y < 0.5 ? tex * float2(1,2) : float2(tex.x, (tex.y - 0.5f) * 2);
+	float2 coord = tex.y < 0.5 ? float2(tex.x, (tex.y + 0.25f)) : float2(tex.x, (tex.y - 0.25f));
 #else
 	float2 coord = tex;
 #endif