Add-support-for-SPV_NVX_raytracing

Test/spv.MissShader.rmiss

@@ -0,0 +1,17 @@
+#version 460
+#extension GL_NVX_raytracing : enable
+layout(binding = 0, set = 0) uniform accelerationStructureNVX accNV;
+layout(location = 0) rayPayloadNVX vec4 localPayload;
+layout(location = 1) rayPayloadInNVX vec4 incomingPayload;
+void main()
+{
+	uvec2 v0 = gl_LaunchIDNVX;
+	uvec2 v1 = gl_LaunchSizeNVX;
+	vec3 v2 = gl_WorldRayOriginNVX;
+	vec3 v3 = gl_WorldRayDirectionNVX;
+	vec3 v4 = gl_ObjectRayOriginNVX;
+	vec3 v5 = gl_ObjectRayDirectionNVX;
+	float v6 = gl_RayTminNVX;
+	float v7 = gl_RayTmaxNVX;
+	traceNVX(accNV, 0u, 1u, 2u, 3u, 0u, vec3(0.5f), 0.5f, vec3(1.0f), 0.75f, 1);
+}