Add Chromium-only Blender WebEngine parity work

blender-5.2.0/intern/cycles/kernel/svm/gamma.h

@@ -0,0 +1,26 @@
+/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
+ *
+ * SPDX-License-Identifier: Apache-2.0 */
+
+#pragma once
+
+#include "kernel/svm/math_util.h"
+#include "kernel/svm/node_types.h"
+#include "kernel/svm/util.h"
+
+CCL_NAMESPACE_BEGIN
+
+ccl_device_noinline void svm_node_gamma(ccl_private float *ccl_restrict stack,
+                                        const ccl_global SVMNodeGamma &ccl_restrict node)
+{
+  float3 color = stack_load(stack, node.color);
+  const float gamma = stack_load(stack, node.gamma);
+
+  color = svm_math_gamma_color(color, gamma);
+
+  if (stack_valid(node.out_offset)) {
+    stack_store_float3(stack, node.out_offset, color);
+  }
+}
+
+CCL_NAMESPACE_END