Initial changes after moving from src/mesa/main/.

Needs testing - it havent been even compiled yet.

1 files changed, 229 insertions, 0 deletions

diff --git a/src/mesa/shader/arbvertparse.c b/src/mesa/shader/arbvertparse.c
new file mode 100644
index 0000000000..5f011106ef
--- /dev/null
+++ b/src/mesa/shader/arbvertparse.c
@@ -0,0 +1,229 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.1
+ *
+ * Copyright (C) 1999-2004  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.
+ */
+
+#define DEBUG_VP 0
+
+/**
+ * \file arbvertparse.c
+ * ARB_vertex_program parser.
+ * \author Karl Rasche
+ */
+
+#include "glheader.h"
+#include "context.h"
+#include "arbvertparse.h"
+#include "hash.h"
+#include "imports.h"
+#include "macros.h"
+#include "mtypes.h"
+#include "nvprogram.h"
+#include "nvvertparse.h"
+#include "nvvertprog.h"
+
+#include "arbprogparse.h"
+
+
+static GLvoid
+debug_vp_inst(GLint num, struct vp_instruction *vp)
+{
+   GLint a;
+
+   for (a=0; a<num; a++) {
+      switch (vp[a].Opcode) {
+         case VP_OPCODE_MOV:
+            fprintf(stderr, "VP_OPCODE_MOV"); break;
+
+         case VP_OPCODE_LIT:
+            fprintf(stderr, "VP_OPCODE_LIT"); break;
+
+         case VP_OPCODE_RCP:
+            fprintf(stderr, "VP_OPCODE_RCP"); break;
+
+         case VP_OPCODE_RSQ:
+            fprintf(stderr, "VP_OPCODE_RSQ"); break;
+
+         case VP_OPCODE_EXP:
+            fprintf(stderr, "VP_OPCODE_EXP"); break;
+
+         case VP_OPCODE_LOG:
+            fprintf(stderr, "VP_OPCODE_LOG"); break;
+
+         case VP_OPCODE_MUL:
+            fprintf(stderr, "VP_OPCODE_MUL"); break;
+
+         case VP_OPCODE_ADD:
+            fprintf(stderr, "VP_OPCODE_ADD"); break;
+				
+         case VP_OPCODE_DP3:
+            fprintf(stderr, "VP_OPCODE_DP3"); break;
+
+         case VP_OPCODE_DP4:
+            fprintf(stderr, "VP_OPCODE_DP4"); break;
+
+         case VP_OPCODE_DST:
+            fprintf(stderr, "VP_OPCODE_DST"); break;
+
+         case VP_OPCODE_MIN:
+            fprintf(stderr, "VP_OPCODE_MIN"); break;
+
+         case VP_OPCODE_MAX:
+            fprintf(stderr, "VP_OPCODE_MAX"); break;
+
+         case VP_OPCODE_SLT:
+            fprintf(stderr, "VP_OPCODE_SLT"); break;
+
+         case VP_OPCODE_SGE:
+            fprintf(stderr, "VP_OPCODE_SGE"); break;
+
+         case VP_OPCODE_MAD:
+            fprintf(stderr, "VP_OPCODE_MAD"); break;
+
+         case VP_OPCODE_ARL:
+            fprintf(stderr, "VP_OPCODE_ARL"); break;
+
+         case VP_OPCODE_DPH:
+            fprintf(stderr, "VP_OPCODE_DPH"); break;
+
+         case VP_OPCODE_RCC:
+            fprintf(stderr, "VP_OPCODE_RCC"); break;
+
+         case VP_OPCODE_SUB:
+            fprintf(stderr, "VP_OPCODE_SUB"); break;
+
+         case VP_OPCODE_ABS:
+            fprintf(stderr, "VP_OPCODE_ABS"); break;
+
+         case VP_OPCODE_FLR:
+            fprintf(stderr, "VP_OPCODE_FLR"); break;
+
+         case VP_OPCODE_FRC:
+            fprintf(stderr, "VP_OPCODE_FRC"); break;
+
+         case VP_OPCODE_EX2:
+            fprintf(stderr, "VP_OPCODE_EX2"); break;
+
+         case VP_OPCODE_LG2:
+            fprintf(stderr, "VP_OPCODE_LG2"); break;
+
+         case VP_OPCODE_POW:
+            fprintf(stderr, "VP_OPCODE_POW"); break;
+
+         case VP_OPCODE_XPD:
+            fprintf(stderr, "VP_OPCODE_XPD"); break;
+
+         case VP_OPCODE_SWZ:
+            fprintf(stderr, "VP_OPCODE_SWZ"); break;
+				
+         case VP_OPCODE_END:
+            fprintf(stderr, "VP_OPCODE_END"); break;
+      }
+
+      fprintf(stderr, " D(0x%x:%d:%d%d%d%d) ", vp[a].DstReg.File, vp[a].DstReg.Index,
+          vp[a].DstReg.WriteMask[0],
+          vp[a].DstReg.WriteMask[1],
+          vp[a].DstReg.WriteMask[2],
+          vp[a].DstReg.WriteMask[3]);
+		
+      fprintf(stderr, "S1(0x%x:%d:%d%d%d%d) ", vp[a].SrcReg[0].File, vp[a].SrcReg[0].Index,
+          vp[a].SrcReg[0].Swizzle[0],
+          vp[a].SrcReg[0].Swizzle[1],
+          vp[a].SrcReg[0].Swizzle[2],
+          vp[a].SrcReg[0].Swizzle[3]);
+
+      fprintf(stderr, "S2(0x%x:%d:%d%d%d%d) ", vp[a].SrcReg[1].File, vp[a].SrcReg[1].Index,
+          vp[a].SrcReg[1].Swizzle[0],
+          vp[a].SrcReg[1].Swizzle[1],
+          vp[a].SrcReg[1].Swizzle[2],
+          vp[a].SrcReg[1].Swizzle[3]);
+
+      fprintf(stderr, "S3(0x%x:%d:%d%d%d%d)",  vp[a].SrcReg[2].File, vp[a].SrcReg[2].Index,	
+          vp[a].SrcReg[2].Swizzle[0],
+          vp[a].SrcReg[2].Swizzle[1],
+          vp[a].SrcReg[2].Swizzle[2],
+          vp[a].SrcReg[2].Swizzle[3]);
+
+      fprintf(stderr, "\n");
+   }
+}
+
+
+void
+_mesa_parse_arb_vertex_program(GLcontext * ctx, GLenum target,
+			       const GLubyte * str, GLsizei len,
+			       struct vertex_program *program)
+{
+   GLuint retval;
+   struct arb_program ap;
+
+   /* set the program target before parsing */
+   ap.Base.Target = GL_VERTEX_PROGRAM_ARB;
+
+   retval = _mesa_parse_arb_program(ctx, str, len, &ap);
+
+   /* copy the relvant contents of the arb_program struct into the 
+    * fragment_program struct
+    */
+   program->Base.NumInstructions = ap.Base.NumInstructions;
+   program->Base.NumTemporaries  = ap.Base.NumTemporaries;
+   program->Base.NumParameters   = ap.Base.NumParameters;
+   program->Base.NumAttributes   = ap.Base.NumAttributes;
+   program->Base.NumAddressRegs  = ap.Base.NumAddressRegs;
+
+   program->IsPositionInvariant = ap.HintPositionInvariant;
+   program->InputsRead     = ap.InputsRead;
+   program->OutputsWritten = ap.OutputsWritten;
+   program->Parameters     = ap.Parameters; 
+
+   /*  Parse error. Allocate a dummy program and return */	
+   if (retval)
+   {
+      program->Instructions = (struct vp_instruction *) _mesa_malloc (
+                                     sizeof(struct vp_instruction) );			  
+      program->Instructions[0].Opcode = VP_OPCODE_END;
+      return;
+   }
+
+   /* Eh.. we parsed something that wasn't a vertex program. doh! */
+   /* this wont happen any more */
+/*
+   if (ap.Base.Target != GL_VERTEX_PROGRAM_ARB)
+   {
+      program->Instructions = (struct vp_instruction *) _mesa_malloc (
+                                     sizeof(struct vp_instruction) );
+      program->Instructions[0].Opcode = VP_OPCODE_END;
+
+      _mesa_error (ctx, GL_INVALID_OPERATION, "Parsed a non-vertex program as a vertex program");
+      return;
+   }
+*/
+
+   program->Instructions   = ap.VPInstructions;
+
+#if DEBUG_VP
+   debug_vp_inst(ap.Base.NumInstructions, ap.VPInstructions);
+#else
+   (void) debug_vp_inst;
+#endif
+
+}