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2025-09-04 10:54:47 +08:00
commit 6bc8f61b18
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+/* Copyright (c) 2024, Sascha Willems
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 the "License";
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+struct Attributes
+{
+    float2 bary;
+};
+
+struct Payload
+{
+    [[vk::location(0)]] float3 hitValue;
+};
+
+[shader("closesthit")]
+void main(inout Payload p, in Attributes attribs)
+{
+    const float3 barycentricCoords = float3(1.0f - attribs.bary.x - attribs.bary.y, attribs.bary.x, attribs.bary.y);
+    p.hitValue = barycentricCoords;
+}