Moved from src/mesa/main

1 files changed, 107 insertions, 0 deletions

diff --git a/src/mesa/shader/nvvertprog.h b/src/mesa/shader/nvvertprog.h
new file mode 100644
index 00000000000..820b3e5692b
--- /dev/null
+++ b/src/mesa/shader/nvvertprog.h
@@ -0,0 +1,107 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  5.1
+ *
+ * Copyright (C) 1999-2002  Brian Paul   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, 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 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
+ * BRIAN PAUL 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.
+ */
+
+
+/* Private vertex program types and constants only used by files
+ * related to vertex programs.
+ *
+ * XXX TO-DO: Rename this file "vertprog.h" since it's not NV-specific.
+ */
+
+
+#ifndef NVVERTPROG_H
+#define NVVERTPROG_H
+
+
+/* Vertex program opcodes */
+enum vp_opcode
+{
+   VP_OPCODE_MOV,
+   VP_OPCODE_LIT,
+   VP_OPCODE_RCP,
+   VP_OPCODE_RSQ,
+   VP_OPCODE_EXP,
+   VP_OPCODE_LOG,
+   VP_OPCODE_MUL,
+   VP_OPCODE_ADD,
+   VP_OPCODE_DP3,
+   VP_OPCODE_DP4,
+   VP_OPCODE_DST,
+   VP_OPCODE_MIN,
+   VP_OPCODE_MAX,
+   VP_OPCODE_SLT,
+   VP_OPCODE_SGE,
+   VP_OPCODE_MAD,
+   VP_OPCODE_ARL,
+   VP_OPCODE_DPH,
+   VP_OPCODE_RCC,
+   VP_OPCODE_SUB,
+   VP_OPCODE_ABS,
+   VP_OPCODE_END,
+   /* Additional opcodes for GL_ARB_vertex_program */ 
+   VP_OPCODE_FLR,
+   VP_OPCODE_FRC,
+   VP_OPCODE_EX2,
+   VP_OPCODE_LG2,
+   VP_OPCODE_POW,
+   VP_OPCODE_XPD,
+   VP_OPCODE_SWZ
+};
+
+
+
+/* Instruction source register */
+struct vp_src_register
+{
+   enum register_file File;  /* which register file */
+   GLint Index;              /* index into register file */
+   GLubyte Swizzle[4]; /* Each value is 0,1,2,3 for x,y,z,w or */
+                       /* SWIZZLE_ZERO or SWIZZLE_ONE for VP_OPCODE_SWZ. */
+   GLboolean Negate;
+   GLboolean RelAddr;
+};
+
+
+/* Instruction destination register */
+struct vp_dst_register
+{
+   enum register_file File;  /* which register file */
+   GLint Index;              /* index into register file */
+   GLboolean WriteMask[4];
+};
+
+
+/* Vertex program instruction */
+struct vp_instruction
+{
+   enum vp_opcode Opcode;
+   struct vp_src_register SrcReg[3];
+   struct vp_dst_register DstReg;
+#if FEATURE_MESA_program_debug
+   GLint StringPos;
+#endif
+};
+
+
+#endif /* VERTPROG_H */