OpenVG 1.0 State Tracker

Import of the OpenVG 1.0 state tracker for Gallium.

1 files changed, 136 insertions, 0 deletions

diff --git a/src/gallium/state_trackers/vega/asm_util.h b/src/gallium/state_trackers/vega/asm_util.h
new file mode 100644
index 00000000000..218e1d166db
--- /dev/null
+++ b/src/gallium/state_trackers/vega/asm_util.h
@@ -0,0 +1,136 @@
+/**************************************************************************
+ *
+ * Copyright 2009 VMware, Inc.  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 VMWARE 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.
+ *
+ **************************************************************************/
+
+#ifndef ASM_UTIL_H
+#define ASM_UTIL_H
+
+
+static const char pass_through_depth_asm[] =
+   "FRAG1.1\n"
+   "DCL IN[0], POSITION, LINEAR\n"
+   "DCL OUT[0].z, POSITION, CONSTANT\n"
+   "0: MOV OUT[0].z, IN[0].zzzz\n"
+   "1: END\n";
+
+
+
+/* μnew = μmask */
+static const char set_mask_asm[] =
+   "FRAG1.1\n"
+   "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+   "DCL SAMP[0], CONSTANT\n"
+   "DCL OUT[0], COLOR, CONSTANT\n"
+   "0: TEX OUT[0], IN[0], SAMP[0], 2D\n"/*umask*/
+   "1: END\n";
+
+/* μnew = 1 – (1 – μmask)*(1 – μprev) */
+static const char union_mask_asm[] =
+   "FRAG1.1\n"
+   "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+   "DCL IN[1], POSITION, LINEAR\n"
+   "DCL CONST[0], CONSTANT\n"
+   "DCL SAMP[0..1], CONSTANT\n"
+   "DCL TEMP[0..3], CONSTANT\n"
+   "DCL OUT[0], COLOR, CONSTANT\n"
+   "0: TEX TEMP[1], IN[0], SAMP[0], 2D\n"/*umask*/
+   "1: TEX TEMP[0], IN[1], SAMP[1], 2D\n"/*uprev*/
+   "2: SUB TEMP[2], CONST[0], TEMP[0]\n"
+   "3: SUB TEMP[3], CONST[0], TEMP[1]\n"
+   "4: MUL TEMP[0].w, TEMP[2].wwww, TEMP[3].wwww\n"
+   "5: SUB OUT[0], CONST[0], TEMP[0]\n"
+   "6: END\n";
+
+/* μnew = μmask *μprev */
+static const char intersect_mask_asm[] =
+   "FRAG1.1\n"
+   "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+   "DCL IN[1], POSITION, LINEAR\n"
+   "DCL CONST[0], CONSTANT\n"
+   "DCL SAMP[0..1], CONSTANT\n"
+   "DCL TEMP[0..1], CONSTANT\n"
+   "DCL OUT[0], COLOR, CONSTANT\n"
+   "0: TEX TEMP[0], IN[1], SAMP[1], 2D\n"/*uprev*/
+   "1: TEX TEMP[1], IN[0], SAMP[0], 2D\n"/*umask*/
+   "2: MUL OUT[0], TEMP[0].wwww, TEMP[1].wwww\n"
+   "3: END\n";
+
+/* μnew = μprev*(1 – μmask) */
+static const char subtract_mask_asm[] =
+   "FRAG1.1\n"
+   "DCL IN[0], GENERIC[0], PERSPECTIVE\n"
+   "DCL IN[1], POSITION, LINEAR\n"
+   "DCL CONST[0], CONSTANT\n"
+   "DCL SAMP[0..1], CONSTANT\n"
+   "DCL TEMP[0..2], CONSTANT\n"
+   "DCL OUT[0], COLOR, CONSTANT\n"
+   "0: TEX TEMP[1], IN[0], SAMP[0], 2D\n"/*umask*/
+   "1: TEX TEMP[0], IN[1], SAMP[1], 2D\n"/*uprev*/
+   "2: SUB TEMP[2], CONST[0], TEMP[1]\n"
+   "3: MUL OUT[0], TEMP[2].wwww, TEMP[0].wwww\n"
+   "4: END\n";
+
+
+static const char vs_plain_asm[] =
+   "VERT1.1\n"
+   "DCL IN[0]\n"
+   "DCL OUT[0], POSITION\n"
+   "DCL TEMP[0]\n"
+   "DCL CONST[0..1]\n"
+   "0: MUL TEMP[0], IN[0], CONST[0]\n"
+   "1: ADD TEMP[0], TEMP[0], CONST[1]\n"
+   "2: MOV OUT[0], TEMP[0]\n"
+   "3: END\n";
+
+static const char vs_clear_asm[] =
+   "VERT1.1\n"
+   "DCL IN[0]\n"
+   "DCL IN[1]\n"
+   "DCL OUT[0], POSITION\n"
+   "DCL OUT[1], COLOR\n"
+   "DCL TEMP[0]\n"
+   "DCL CONST[0..1]\n"
+   "0: MUL TEMP[0], IN[0], CONST[0]\n"
+   "1: ADD TEMP[0], TEMP[0], CONST[1]\n"
+   "2: MOV OUT[0], TEMP[0]\n"
+   "3: MOV OUT[1], IN[1]\n"
+   "4: END\n";
+
+
+static const char vs_texture_asm[] =
+   "VERT1.1\n"
+   "DCL IN[0]\n"
+   "DCL IN[1]\n"
+   "DCL OUT[0], POSITION\n"
+   "DCL OUT[1], GENERIC\n"
+   "DCL TEMP[0]\n"
+   "DCL CONST[0..1]\n"
+   "0: MUL TEMP[0], IN[0], CONST[0]\n"
+   "1: ADD TEMP[0], TEMP[0], CONST[1]\n"
+   "2: MOV OUT[0], TEMP[0]\n"
+   "3: MOV OUT[1], IN[1]\n"
+   "4: END\n";
+
+#endif