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shaders/extended_dynamic_state2/tess.tese

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+/* Copyright (c) 2023, Mobica Limited
+ *
+ * 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.
+ */
+#version 450
+
+layout(binding = 0) uniform UBO
+{
+	mat4  projection;
+	mat4  view;
+}
+ubo;
+
+layout(push_constant) uniform Push_Constants
+{
+	mat4 model;
+	vec4 color;
+}
+push_constants;
+
+layout(triangles, equal_spacing, cw) in;
+
+layout(location = 0) in vec3 inPos[];
+layout(location = 1) in vec3 inNormal[];
+
+vec2 interpolate3D(vec2 v0, vec2 v1, vec2 v2)
+{
+	return vec2(gl_TessCoord.x) * v0 + vec2(gl_TessCoord.y) * v1 + vec2(gl_TessCoord.z) * v2;
+}
+
+vec3 interpolate3D(vec3 v0, vec3 v1, vec3 v2)
+{
+	return vec3(gl_TessCoord.x) * v0 + vec3(gl_TessCoord.y) * v1 + vec3(gl_TessCoord.z) * v2;
+}
+
+vec4 interpolate3D(vec4 v0, vec4 v1, vec4 v2)
+{
+	return vec4(gl_TessCoord.x) * v0 + vec4(gl_TessCoord.y) * v1 + vec4(gl_TessCoord.z) * v2;
+}
+
+void main()
+{
+	vec4 pos = interpolate3D(gl_in[0].gl_Position, gl_in[1].gl_Position, gl_in[2].gl_Position);
+
+	gl_Position = ubo.projection * ubo.view * push_constants.model * pos;
+}