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diff --git a/source/rice_gles/src/CombinerDefs.h b/source/rice_gles/src/CombinerDefs.h
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+/*
+Copyright (C) 2002 Rice1964
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
+#ifndef _COMBINER_DEFS_H_
+#define _COMBINER_DEFS_H_
+
+#include "typedefs.h"
+
+#define MUX_MASK            0x1F
+#define MUX_MASK_WITH_ALPHA 0x5F
+#define MUX_MASK_WITH_NEG   0x3F
+#define MUX_MASK_WITH_COMP  0x9F
+enum
+{
+    MUX_0 = 0,
+    MUX_1,
+    MUX_COMBINED,
+    MUX_TEXEL0,
+    MUX_TEXEL1,
+    MUX_PRIM,
+    MUX_SHADE,
+    MUX_ENV,
+    MUX_COMBALPHA,
+    MUX_T0_ALPHA,
+    MUX_T1_ALPHA,
+    MUX_PRIM_ALPHA,
+    MUX_SHADE_ALPHA,
+    MUX_ENV_ALPHA,
+    MUX_LODFRAC,
+    MUX_PRIMLODFRAC,
+    MUX_K5,
+    MUX_UNK,            //Use this if you want to factor to be set to 0
+
+    // Don't change value of these three flags, then need to be within 1 uint8
+    MUX_NEG             = 0x20, //Support by NVidia register combiner
+    MUX_ALPHAREPLICATE = 0x40,
+    MUX_COMPLEMENT = 0x80,
+    MUX_FORCE_0 = 0xFE,
+    MUX_ERR = 0xFF,
+};
+
+
+enum CombinerFormatType
+{
+    CM_FMT_TYPE_NOT_USED,
+    CM_FMT_TYPE_D,                  // = A          can mapped to SEL(arg1)
+    CM_FMT_TYPE_A_MOD_C,            // = A*C        can mapped to MOD(arg1,arg2)
+    CM_FMT_TYPE_A_ADD_D,            // = A+D        can mapped to ADD(arg1,arg2)
+    CM_FMT_TYPE_A_SUB_B,            // = A-B        can mapped to SUB(arg1,arg2)
+    CM_FMT_TYPE_A_MOD_C_ADD_D,      // = A*C+D      can mapped to MULTIPLYADD(arg1,arg2,arg0)
+    CM_FMT_TYPE_A_LERP_B_C,         // = (A-B)*C+B  can mapped to LERP(arg1,arg2,arg0)
+                                    //              or mapped to BLENDALPHA(arg1,arg2) if C is
+                                    //              alpha channel or DIF, TEX, FAC, CUR
+    CM_FMT_TYPE_A_SUB_B_ADD_D,      // = A-B+C      can not map very well in 1 stage
+    CM_FMT_TYPE_A_SUB_B_MOD_C,      // = (A-B)*C    can not map very well in 1 stage
+    CM_FMT_TYPE_A_ADD_B_MOD_C,      // = (A+B)*C    can not map very well in 1 stage
+    CM_FMT_TYPE_A_B_C_D,            // = (A-B)*C+D  can not map very well in 1 stage
+    CM_FMT_TYPE_A_B_C_A,            // = (A-B)*C+D  can not map very well in 1 stage
+
+    // Don't use these two types in default functions
+    CM_FMT_TYPE_AB_ADD_CD,          // = A*B+C*D    Use by nvidia video cards
+    CM_FMT_TYPE_AB_SUB_CD,          // = A*B-C*D    Use by nvidia video cards
+    CM_FMT_TYPE_AB_ADD_C,           // = A*B+C      Use by ATI video cards
+    CM_FMT_TYPE_AB_SUB_C,           // = A*B-C      Use by ATI video cards
+    CM_FMT_TYPE_NOT_CHECKED = 0xFF,
+};
+
+
+typedef enum {
+    ENABLE_BOTH,
+    DISABLE_ALPHA,
+    DISABLE_COLOR,
+    DISABLE_BOTH,
+    COLOR_ONE,
+    ALPHA_ONE,
+} BlendingFunc;
+
+
+typedef enum {
+    COLOR_CHANNEL,
+    ALPHA_CHANNEL,
+} CombineChannel;
+
+
+
+typedef struct {
+    uint8 a;
+    uint8 b;
+    uint8 c;
+    uint8 d;
+} N64CombinerType;
+
+#define CONST_FLAG4(a,b,c,d)    (a|(b<<8)|(c<<16)|(d<<24))  //(A-B)*C+D
+#define CONST_MOD(a,b)          (a|(b<<16))             //A*B       
+#define CONST_SEL(a)            (a<<24)                 //=D
+#define CONST_ADD(a,b)          (a|b<<24)               //A+D
+#define CONST_SUB(a,b)          (a|b<<8)                //A-B
+#define CONST_MULADD(a,b,c)     (a|b<<16|c<<24)         //A*C+D
+
+#define G_CCMUX_TEXEL1      2
+#define G_ACMUX_TEXEL1      2
+
+#define NOTUSED MUX_0
+
+enum { TEX_0=0, TEX_1=1};
+
+
+
+typedef struct {
+    uint32 op;
+    uint32 Arg1;
+    uint32 Arg2;
+    uint32 Arg0;
+} StageOperate;
+
+#endif
+
+
+