Added samples for ray queries and callable ray tracing shaders

data/shaders/glsl/rayquery/scene.frag

@@ -0,0 +1,37 @@
+#version 460
+#extension GL_EXT_ray_tracing : enable
+#extension GL_EXT_ray_query : enable
+
+layout (binding = 2, set = 0) uniform accelerationStructureEXT topLevelAS;
+
+layout (location = 0) in vec3 inNormal;
+layout (location = 1) in vec3 inColor;
+layout (location = 2) in vec3 inViewVec;
+layout (location = 3) in vec3 inLightVec;
+layout (location = 4) in vec3 inWorldPos;
+
+layout (location = 0) out vec4 outFragColor;
+
+#define ambient 0.1
+
+void main() 
+{	
+	vec3 N = normalize(inNormal);
+	vec3 L = normalize(inLightVec);
+	vec3 V = normalize(inViewVec);
+	vec3 R = normalize(-reflect(L, N));
+	vec3 diffuse = max(dot(N, L), ambient) * inColor;
+
+	outFragColor = vec4(diffuse, 1.0);
+
+	rayQueryEXT rayQuery;
+	rayQueryInitializeEXT(rayQuery, topLevelAS, gl_RayFlagsTerminateOnFirstHitEXT, 0xFF, inWorldPos, 0.01, L, 1000.0);
+
+	// Start the ray traversal, rayQueryProceedEXT returns false if the traversal is complete
+	while (rayQueryProceedEXT(rayQuery)) { }
+
+	// If the intersection has hit a triangle, the fragment is shadowed
+	if (rayQueryGetIntersectionTypeEXT(rayQuery, true) == gl_RayQueryCommittedIntersectionTriangleEXT ) {
+		outFragColor *= 0.1;
+	}
+}

data/shaders/glsl/rayquery/scene.vert

@@ -0,0 +1,33 @@
+#version 450
+
+layout (location = 0) in vec3 inPos;
+layout (location = 1) in vec2 inUV;
+layout (location = 2) in vec3 inColor;
+layout (location = 3) in vec3 inNormal;
+
+layout (binding = 0) uniform UBO 
+{
+	mat4 projection;
+	mat4 view;
+	mat4 model;
+	vec3 lightPos;
+} ubo;
+
+layout (location = 0) out vec3 outNormal;
+layout (location = 1) out vec3 outColor;
+layout (location = 2) out vec3 outViewVec;
+layout (location = 3) out vec3 outLightVec;
+layout (location = 4) out vec3 outWorldPos;
+
+void main() 
+{
+	outColor = inColor;
+	outNormal = inNormal;
+	gl_Position = ubo.projection * ubo.view * ubo.model * vec4(inPos.xyz, 1.0);
+    vec4 pos = ubo.model * vec4(inPos, 1.0);
+	outWorldPos = vec3(ubo.model * vec4(inPos, 1.0));
+    outNormal = mat3(ubo.model) * inNormal;
+    outLightVec = normalize(ubo.lightPos - inPos);
+    outViewVec = -pos.xyz;
+}
+