Revert "OpenXR - Disable range culling properly"

This reverts commit d1dabd40ee.

GPU/Common/VertexShaderGenerator.cpp

@@ -1304,7 +1304,7 @@ bool GenerateVertexShader(const VShaderID &id, char *buffer, const ShaderLanguag
 		WRITE(p, "  }\n");
 	}
 
-	if (vertexRangeCulling) {
+	if (vertexRangeCulling && !gstate_c.Use(GPU_USE_VIRTUAL_REALITY)) {
 		WRITE(p, "  vec3 projPos = outPos.xyz / outPos.w;\n");
 		WRITE(p, "  float projZ = (projPos.z - u_depthRange.z) * u_depthRange.w;\n");
 

GPU/GPUCommon.cpp

@@ -3338,7 +3338,7 @@ u32 GPUCommon::CheckGPUFeatures() const {
 
 	bool canClipOrCull = draw_->GetDeviceCaps().clipDistanceSupported || draw_->GetDeviceCaps().cullDistanceSupported;
 	bool canDiscardVertex = draw_->GetBugs().Has(Draw::Bugs::BROKEN_NAN_IN_CONDITIONAL);
-	if (!gstate_c.Use(GPU_USE_VIRTUAL_REALITY) && (canClipOrCull || canDiscardVertex)) {
+	if (canClipOrCull || canDiscardVertex) {
 		// We'll dynamically use the parts that are supported, to reduce artifacts as much as possible.
 		features |= GPU_USE_VS_RANGE_CULLING;
 	}