diff --git a/base/VulkanTexture.hpp b/base/VulkanTexture.hpp
index fdff7517..0052097f 100644
--- a/base/VulkanTexture.hpp
+++ b/base/VulkanTexture.hpp
@@ -386,8 +386,8 @@ namespace vks
 			void* buffer,
 			VkDeviceSize bufferSize,
 			VkFormat format,
-			uint32_t width,
-			uint32_t height,
+			uint32_t texWidth,
+			uint32_t texHeight,
 			vks::VulkanDevice *device,
 			VkQueue copyQueue,
 			VkFilter filter = VK_FILTER_LINEAR,
@@ -397,8 +397,8 @@ namespace vks
 			assert(buffer);
 
 			this->device = device;
-			width = width;
-			height = height;
+			width = texWidth;
+			height = texHeight;
 			mipLevels = 1;
 
 			VkMemoryAllocateInfo memAllocInfo = vks::initializers::memoryAllocateInfo();
diff --git a/data/shaders/shadowmapping/scene.frag b/data/shaders/shadowmapping/scene.frag
index 367984c8..476c53ed 100644
--- a/data/shaders/shadowmapping/scene.frag
+++ b/data/shaders/shadowmapping/scene.frag
@@ -14,10 +14,9 @@ layout (location = 0) out vec4 outFragColor;
 
 #define ambient 0.1
 
-float textureProj(vec4 P, vec2 off)
+float textureProj(vec4 shadowCoord, vec2 off)
 {
 	float shadow = 1.0;
-	vec4 shadowCoord = P / P.w;
 	if ( shadowCoord.z > -1.0 && shadowCoord.z < 1.0 ) 
 	{
 		float dist = texture( shadowMap, shadowCoord.st + off ).r;
@@ -65,4 +64,4 @@ void main()
 
 	outFragColor = vec4(diffuse * shadow, 1.0);
 
-}
\ No newline at end of file
+}
diff --git a/data/shaders/shadowmappingcascade/scene.frag b/data/shaders/shadowmappingcascade/scene.frag
index 470b5da6..73c3721c 100644
--- a/data/shaders/shadowmappingcascade/scene.frag
+++ b/data/shaders/shadowmappingcascade/scene.frag
@@ -33,12 +33,11 @@ const mat4 biasMat = mat4(
 	0.5, 0.5, 0.0, 1.0 
 );
 
-float textureProj(vec4 P, vec2 offset, uint cascadeIndex)
+float textureProj(vec4 shadowCoord, vec2 offset, uint cascadeIndex)
 {
 	float shadow = 1.0;
 	float bias = 0.005;
 
-	vec4 shadowCoord = P / P.w;
 	if ( shadowCoord.z > -1.0 && shadowCoord.z < 1.0 ) {
 		float dist = texture(shadowMap, vec3(shadowCoord.st + offset, cascadeIndex)).r;
 		if (shadowCoord.w > 0 && dist < shadowCoord.z - bias) {
@@ -121,4 +120,4 @@ void main()
 				break;
 		}
 	}
-}
\ No newline at end of file
+}