Initial revision

svn-id: r4785

1 files changed, 170 insertions, 0 deletions

diff --git a/scumm/akos.h b/scumm/akos.h
new file mode 100644
index 0000000000..d24f4b48bc
--- /dev/null
+++ b/scumm/akos.h
@@ -0,0 +1,170 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2001  Ludvig Strigeus
+ * Copyright (C) 2001/2002 The ScummVM project 
+ *
+ * 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.
+ *
+ * $Header$
+ *
+ */
+
+
+
+#if !defined(__GNUC__)
+#pragma START_PACK_STRUCTS
+#endif
+
+struct CostumeData;
+
+struct AkosHeader {
+	byte x_1[2];
+	byte flags;
+	byte x_2;
+	uint16 num_anims;
+	uint16 x_3;
+	uint16 codec;
+} GCC_PACK;
+
+struct AkosOffset {
+	uint32 akcd;
+	uint16 akci;
+} GCC_PACK;
+
+struct AkosCI {
+	uint16 width, height;
+	int16 rel_x, rel_y;
+	int16 move_x, move_y;
+} GCC_PACK;
+
+#if !defined(__GNUC__)
+#pragma END_PACK_STRUCTS
+#endif
+
+struct AkosRenderer {
+//protected:
+	CostumeData *cd;
+	int x, y;											/* where to draw costume */
+	byte scale_x, scale_y;				/* scaling */
+	byte clipping;								/* clip mask */
+	bool charsetmask;
+	byte shadow_mode;
+	uint16 codec;
+	bool mirror;									/* draw actor mirrored */
+	byte dirty_id;
+	byte *outptr;
+	uint outwidth, outheight;
+
+	/* pointer to various parts of the costume resource */
+	byte *akos;
+	AkosHeader *akhd;
+
+	/* current move offset */
+	int move_x, move_y;
+	/* movement of cel to decode */
+	int move_x_cur, move_y_cur;
+	/* width and height of cel to decode */
+	int width, height;
+
+	byte *srcptr;
+	byte *shadow_table;
+
+	struct {
+		/* codec stuff */
+		const byte *scaletable;
+		byte mask, shl;
+		bool doContinue;
+		byte repcolor;
+		byte replen;
+		int scaleXstep;
+		int x, y;
+		int tmp_x, tmp_y;
+		int y_pitch;
+		int skip_width;
+		byte *destptr;
+		byte *mask_ptr;
+		int imgbufoffs;
+	} v1;
+
+	/* put less used stuff at the bottom to optimize opcodes */
+	int draw_top, draw_bottom;
+	byte *akpl, *akci, *aksq;
+	AkosOffset *akof;
+	byte *akcd;
+
+	byte palette[256];
+
+protected:
+	Scumm *_vm;
+
+public:
+
+	// Constructor, sets all data to 0
+	  AkosRenderer(Scumm *scumm) {
+		memset(this, 0, sizeof(AkosRenderer));
+		_vm = scumm;
+	} bool drawCostume();
+	void setPalette(byte *palette);
+	void setCostume(int costume);
+	void setFacing(Actor * a);
+	bool drawCostumeChannel(int chan);
+	void codec1();
+	void codec5();
+	void codec16();
+	void codec1_ignorePakCols(int num);
+	void c1_spec2();
+	void c1_spec3();
+};
+
+enum AkosOpcodes {
+	AKC_Return = 0xC001,
+	AKC_SetVar = 0xC010,
+	AKC_CmdQue3 = 0xC015,
+	AKC_ComplexChan = 0xC020,
+	AKC_Jump = 0xC030,
+	AKC_JumpIfSet = 0xC031,
+	AKC_AddVar = 0xC040,
+	AKC_Ignore = 0xC050,
+	AKC_IncVar = 0xC060,
+	AKC_CmdQue3Quick = 0xC061,
+	AKC_SkipStart = 0xC070,
+	AKC_SkipE = 0xC070,
+	AKC_SkipNE = 0xC071,
+	AKC_SkipL = 0xC072,
+	AKC_SkipLE = 0xC073,
+	AKC_SkipG = 0xC074,
+	AKC_SkipGE = 0xC075,
+	AKC_StartAnim = 0xC080,
+	AKC_StartVarAnim = 0xC081,
+	AKC_Random = 0xC082,
+	AKC_SetActorClip = 0xC083,
+	AKC_StartAnimInActor = 0xC084,
+	AKC_SetVarInActor = 0xC085,
+	AKC_HideActor = 0xC086,
+	AKC_SetDrawOffs = 0xC087,
+	AKC_JumpTable = 0xC088,
+	AKC_SoundStuff = 0xC089,
+	AKC_Flip = 0xC08A,
+	AKC_Cmd3 = 0xC08B,
+	AKC_Ignore3 = 0xC08C,
+	AKC_Ignore2 = 0xC08D,
+	AKC_JumpStart = 0xC090,
+	AKC_JumpE = 0xC090,
+	AKC_JumpNE = 0xC091,
+	AKC_JumpL = 0xC092,
+	AKC_JumpLE = 0xC093,
+	AKC_JumpG = 0xC094,
+	AKC_JumpGE = 0xC095,
+	AKC_ClearFlag = 0xC09F
+};