sort out RadeonRays builtin GLSL

Author: devshgraphicsprogramming

include/irr/builtin/glsl/ext/RadeonRays/intersection.glsl

@@ -0,0 +1,18 @@
+#ifndef __IRR_EXT_RADEON_RAYS_INTERSECTION_INCLUDED__
+#define __IRR_EXT_RADEON_RAYS_INTERSECTION_INCLUDED__
+
+struct irr_glsl_ext_RadeonRays_Intersection
+{
+	// Shape ID
+	int shapeid;
+	// Primitve ID
+	int primid;
+
+	int padding0;
+	int padding1;
+
+	// UV parametrization
+	vec4 uvwt;
+};
+
+#endif

include/irr/builtin/glsl/ext/RadeonRays/ray.glsl

@@ -0,0 +1,30 @@
+#ifndef __IRR_EXT_RADEON_RAYS_RAY_INCLUDED__
+#define __IRR_EXT_RADEON_RAYS_RAY_INCLUDED__
+
+struct irr_glsl_ext_RadeonRays_ray
+{
+	vec3 origin;
+	float maxT; // FLT_MAX
+	vec3 direction;
+	float time;
+	int mask; // want to have it to -1
+	int _active; // want to have it to 1
+	int backfaceCulling; // want to have it to 0
+	int useless_padding; // can be used to forward data
+};
+
+irr_glsl_ext_RadeonRays_ray irr_glsl_ext_RadeonRays_constructDefaultRay(in vec3 origin, in vec3 direction, in float maxLen, in int userData)
+{
+	RadeonRays_ray retval;
+	retval.origin = origin;
+	retval.maxT = maxLen;
+	retval.direction = direction;
+	retval.time = 0.0;
+	retval.mask = -1;
+	retval._active = 1;
+	retval.backfaceCulling = 0;
+	retval.useless_padding = userData;
+	return retval;
+}
+
+#endif

include/irr/ext/RadeonRays/RadeonRays.h

@@ -9,7 +9,7 @@
 #undef USE_OPENCL
 #undef RR_STATIC_LIBRARY
 
-#include "../../../irr/ext/RadeonRays/RadeonRaysIncludeLoader.h"
+#include "irr/ext/RadeonRays/RadeonRaysIncludeLoader.h"
 
 namespace irr
 {

include/irr/ext/RadeonRays/RadeonRaysIncludeLoader.h

@@ -126,5 +126,7 @@ set(irr_resources_to_embed
   "irr/builtin/glsl/ext/LumaMeter/common.glsl"
   "irr/builtin/glsl/ext/LumaMeter/impl.glsl"
   "irr/builtin/glsl/ext/ToneMapper/operators.glsl"
+  "irr/builtin/glsl/ext/RadeonRays/intersection.glsl"
+  "irr/builtin/glsl/ext/RadeonRays/ray.glsl"
 PARENT_SCOPE)