--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
+ *
+ **************************************************************************/
+
+
+#include "main/glheader.h"
+#include "main/context.h"
+#include "main/macros.h"
+#include "main/enums.h"
+#include "main/colormac.h"
+#include "main/dd.h"
+
+#include "intel_screen.h"
+#include "brw_context.h"
+#include "brw_defines.h"
+
+int
+intel_translate_shadow_compare_func(GLenum func)
+{
+ switch (func) {
+ case GL_NEVER:
+ return BRW_COMPAREFUNCTION_ALWAYS;
+ case GL_LESS:
+ return BRW_COMPAREFUNCTION_LEQUAL;
+ case GL_LEQUAL:
+ return BRW_COMPAREFUNCTION_LESS;
+ case GL_GREATER:
+ return BRW_COMPAREFUNCTION_GEQUAL;
+ case GL_GEQUAL:
+ return BRW_COMPAREFUNCTION_GREATER;
+ case GL_NOTEQUAL:
+ return BRW_COMPAREFUNCTION_EQUAL;
+ case GL_EQUAL:
+ return BRW_COMPAREFUNCTION_NOTEQUAL;
+ case GL_ALWAYS:
+ return BRW_COMPAREFUNCTION_NEVER;
+ }
+
+ assert(!"Invalid shadow comparison function.");
+ return BRW_COMPAREFUNCTION_NEVER;
+}
+
+int
+intel_translate_compare_func(GLenum func)
+{
+ switch (func) {
+ case GL_NEVER:
+ return BRW_COMPAREFUNCTION_NEVER;
+ case GL_LESS:
+ return BRW_COMPAREFUNCTION_LESS;
+ case GL_LEQUAL:
+ return BRW_COMPAREFUNCTION_LEQUAL;
+ case GL_GREATER:
+ return BRW_COMPAREFUNCTION_GREATER;
+ case GL_GEQUAL:
+ return BRW_COMPAREFUNCTION_GEQUAL;
+ case GL_NOTEQUAL:
+ return BRW_COMPAREFUNCTION_NOTEQUAL;
+ case GL_EQUAL:
+ return BRW_COMPAREFUNCTION_EQUAL;
+ case GL_ALWAYS:
+ return BRW_COMPAREFUNCTION_ALWAYS;
+ }
+
+ assert(!"Invalid comparison function.");
+ return BRW_COMPAREFUNCTION_ALWAYS;
+}
+
+int
+intel_translate_stencil_op(GLenum op)
+{
+ switch (op) {
+ case GL_KEEP:
+ return BRW_STENCILOP_KEEP;
+ case GL_ZERO:
+ return BRW_STENCILOP_ZERO;
+ case GL_REPLACE:
+ return BRW_STENCILOP_REPLACE;
+ case GL_INCR:
+ return BRW_STENCILOP_INCRSAT;
+ case GL_DECR:
+ return BRW_STENCILOP_DECRSAT;
+ case GL_INCR_WRAP:
+ return BRW_STENCILOP_INCR;
+ case GL_DECR_WRAP:
+ return BRW_STENCILOP_DECR;
+ case GL_INVERT:
+ return BRW_STENCILOP_INVERT;
+ default:
+ return BRW_STENCILOP_ZERO;
+ }
+}
+
+int
+intel_translate_logic_op(GLenum opcode)
+{
+ switch (opcode) {
+ case GL_CLEAR:
+ return BRW_LOGICOPFUNCTION_CLEAR;
+ case GL_AND:
+ return BRW_LOGICOPFUNCTION_AND;
+ case GL_AND_REVERSE:
+ return BRW_LOGICOPFUNCTION_AND_REVERSE;
+ case GL_COPY:
+ return BRW_LOGICOPFUNCTION_COPY;
+ case GL_COPY_INVERTED:
+ return BRW_LOGICOPFUNCTION_COPY_INVERTED;
+ case GL_AND_INVERTED:
+ return BRW_LOGICOPFUNCTION_AND_INVERTED;
+ case GL_NOOP:
+ return BRW_LOGICOPFUNCTION_NOOP;
+ case GL_XOR:
+ return BRW_LOGICOPFUNCTION_XOR;
+ case GL_OR:
+ return BRW_LOGICOPFUNCTION_OR;
+ case GL_OR_INVERTED:
+ return BRW_LOGICOPFUNCTION_OR_INVERTED;
+ case GL_NOR:
+ return BRW_LOGICOPFUNCTION_NOR;
+ case GL_EQUIV:
+ return BRW_LOGICOPFUNCTION_EQUIV;
+ case GL_INVERT:
+ return BRW_LOGICOPFUNCTION_INVERT;
+ case GL_OR_REVERSE:
+ return BRW_LOGICOPFUNCTION_OR_REVERSE;
+ case GL_NAND:
+ return BRW_LOGICOPFUNCTION_NAND;
+ case GL_SET:
+ return BRW_LOGICOPFUNCTION_SET;
+ default:
+ return BRW_LOGICOPFUNCTION_SET;
+ }
+}