Reorganization directory structure [1/n]

Change-Id: Id1a94577437a4826a32411869f516fec20314ec0

opencl/source/helpers/sampler_helpers.h

@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2017-2020 Intel Corporation
+ *
+ * SPDX-License-Identifier: MIT
+ *
+ */
+
+#pragma once
+#include "CL/cl.h"
+
+#include <cstdint>
+
+// It's max SSH size per kernel (MAX_BINDING_TABLE_INDEX * 64)
+const uint32_t SAMPLER_OBJECT_ID_SHIFT = 253 * 64;
+
+// Sampler Patch Token Enums
+enum SAMPLER_PATCH_ENUM {
+    CLK_DEFAULT_SAMPLER = 0x00,
+    CLK_ADDRESS_NONE = 0x00,
+    CLK_ADDRESS_CLAMP = 0x01,
+    CLK_ADDRESS_CLAMP_TO_EDGE = 0x02,
+    CLK_ADDRESS_REPEAT = 0x03,
+    CLK_ADDRESS_MIRRORED_REPEAT = 0x04,
+    CLK_ADDRESS_MIRRORED_REPEAT_101 = 0x05,
+    CLK_NORMALIZED_COORDS_FALSE = 0x00,
+    CLK_NORMALIZED_COORDS_TRUE = 0x08,
+    CLK_FILTER_NEAREST = 0x00,
+    CLK_FILTER_LINEAR = 0x00,
+};
+
+inline SAMPLER_PATCH_ENUM GetAddrModeEnum(cl_addressing_mode addressingMode) {
+    switch (addressingMode) {
+    case CL_ADDRESS_REPEAT:
+        return CLK_ADDRESS_REPEAT;
+    case CL_ADDRESS_CLAMP_TO_EDGE:
+        return CLK_ADDRESS_CLAMP_TO_EDGE;
+    case CL_ADDRESS_CLAMP:
+        return CLK_ADDRESS_CLAMP;
+    case CL_ADDRESS_NONE:
+        return CLK_ADDRESS_NONE;
+    case CL_ADDRESS_MIRRORED_REPEAT:
+        return CLK_ADDRESS_MIRRORED_REPEAT;
+    }
+    return CLK_ADDRESS_NONE;
+}
+
+inline SAMPLER_PATCH_ENUM GetNormCoordsEnum(cl_bool normalizedCoords) {
+    if (normalizedCoords == CL_TRUE) {
+        return CLK_NORMALIZED_COORDS_TRUE;
+    } else {
+        return CLK_NORMALIZED_COORDS_FALSE;
+    }
+}