1 files changed, 95 insertions, 0 deletions
diff --git a/src/intel/common/gen_sample_positions.h b/src/intel/common/gen_sample_positions.h
new file mode 100644
index 00000000000..0411bf08571
--- /dev/null
+++ b/src/intel/common/gen_sample_positions.h
@@ -0,0 +1,95 @@
+/*
+ * Copyright © 2016 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+#pragma once
+
+#define GEN_SAMPLE_POS_1X(prefix) \
+prefix##0XOffset   = 0.5; \
+prefix##0YOffset   = 0.5;
+
+#define GEN_SAMPLE_POS_2X(prefix) \
+prefix##0XOffset   = 0.25; \
+prefix##0YOffset   = 0.25; \
+prefix##1XOffset   = 0.75; \
+prefix##1YOffset   = 0.75;
+
+#define GEN_SAMPLE_POS_4X(prefix) \
+prefix##0XOffset   = 0.375; \
+prefix##0YOffset   = 0.125; \
+prefix##1XOffset   = 0.875; \
+prefix##1YOffset   = 0.375; \
+prefix##2XOffset   = 0.125; \
+prefix##2YOffset   = 0.625; \
+prefix##3XOffset   = 0.625; \
+prefix##3YOffset   = 0.875;
+
+#define GEN_SAMPLE_POS_8X(prefix) \
+prefix##0XOffset   = 0.5625; \
+prefix##0YOffset   = 0.3125; \
+prefix##1XOffset   = 0.4375; \
+prefix##1YOffset   = 0.6875; \
+prefix##2XOffset   = 0.8125; \
+prefix##2YOffset   = 0.5625; \
+prefix##3XOffset   = 0.3125; \
+prefix##3YOffset   = 0.1875; \
+prefix##4XOffset   = 0.1875; \
+prefix##4YOffset   = 0.8125; \
+prefix##5XOffset   = 0.0625; \
+prefix##5YOffset   = 0.4375; \
+prefix##6XOffset   = 0.6875; \
+prefix##6YOffset   = 0.9375; \
+prefix##7XOffset   = 0.9375; \
+prefix##7YOffset   = 0.0625;
+
+#define GEN_SAMPLE_POS_16X(prefix) \
+prefix##0XOffset   = 0.5625; \
+prefix##0YOffset   = 0.5625; \
+prefix##1XOffset   = 0.4375; \
+prefix##1YOffset   = 0.3125; \
+prefix##2XOffset   = 0.3125; \
+prefix##2YOffset   = 0.6250; \
+prefix##3XOffset   = 0.7500; \
+prefix##3YOffset   = 0.4375; \
+prefix##4XOffset   = 0.1875; \
+prefix##4YOffset   = 0.3750; \
+prefix##5XOffset   = 0.6250; \
+prefix##5YOffset   = 0.8125; \
+prefix##6XOffset   = 0.8125; \
+prefix##6YOffset   = 0.6875; \
+prefix##7XOffset   = 0.6875; \
+prefix##7YOffset   = 0.1875; \
+prefix##8XOffset   = 0.3750; \
+prefix##8YOffset   = 0.8750; \
+prefix##9XOffset   = 0.5000; \
+prefix##9YOffset   = 0.0625; \
+prefix##10XOffset  = 0.2500; \
+prefix##10YOffset  = 0.1250; \
+prefix##11XOffset  = 0.1250; \
+prefix##11YOffset  = 0.7500; \
+prefix##12XOffset  = 0.0000; \
+prefix##12YOffset  = 0.5000; \
+prefix##13XOffset  = 0.9375; \
+prefix##13YOffset  = 0.2500; \
+prefix##14XOffset  = 0.8750; \
+prefix##14YOffset  = 0.9375; \
+prefix##15XOffset  = 0.0625; \
+prefix##15YOffset  = 0.0000;