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shaders/ray_queries/glsl/ray_shadow.vert

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+#version 460
+#extension GL_EXT_ray_query : enable
+
+/* Copyright (c) 2021-2024 Holochip Corporation
+ *
+ * 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.
+ */
+
+layout(location = 0) in vec3 position;
+layout(location = 1) in vec3 normal;
+
+layout(set = 0, binding = 0) uniform accelerationStructureEXT topLevelAS;
+
+layout(set = 0, binding = 1) uniform GlobalUniform
+{
+	mat4 view;
+	mat4 proj;
+	vec3 camera_position;
+	vec3 light_position;
+}
+global_uniform;
+
+layout(location = 0) out vec4 o_pos;
+layout(location = 1) out vec3 o_normal;
+layout(location = 2) out vec4 scene_pos;        // scene with respect to BVH coordinates
+
+void main(void)
+{
+	// We want to be able to perform ray tracing, so don't apply any matrix to scene_pos
+	scene_pos = vec4(position, 1);
+
+	o_pos = global_uniform.view * vec4(position, 1);
+
+	o_normal = normal;
+
+	gl_Position = global_uniform.proj * global_uniform.view * vec4(position, 1.0);
+}