C++ --> C99

1 files changed, 87 insertions, 0 deletions

diff --git a/src/tile16fsub1_2.c b/src/tile16fsub1_2.c
new file mode 100644
index 0000000..b7f2adb
--- /dev/null
+++ b/src/tile16fsub1_2.c
@@ -0,0 +1,87 @@
+/*
+ * Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
+ *
+ * (c) Copyright 1996 - 2001 Gary Henderson (gary.henderson@ntlworld.com) and
+ *                           Jerremy Koot (jkoot@snes9x.com)
+ *
+ * Super FX C emulator code 
+ * (c) Copyright 1997 - 1999 Ivar (ivar@snes9x.com) and
+ *                           Gary Henderson.
+ * Super FX assembler emulator code (c) Copyright 1998 zsKnight and _Demo_.
+ *
+ * DSP1 emulator code (c) Copyright 1998 Ivar, _Demo_ and Gary Henderson.
+ * C4 asm and some C emulation code (c) Copyright 2000 zsKnight and _Demo_.
+ * C4 C code (c) Copyright 2001 Gary Henderson (gary.henderson@ntlworld.com).
+ *
+ * DOS port code contains the works of other authors. See headers in
+ * individual files.
+ *
+ * Snes9x homepage: http://www.snes9x.com
+ *
+ * Permission to use, copy, modify and distribute Snes9x in both binary and
+ * source form, for non-commercial purposes, is hereby granted without fee,
+ * providing that this license information and copyright notice appear with
+ * all copies and any derived work.
+ *
+ * This software is provided 'as-is', without any express or implied
+ * warranty. In no event shall the authors be held liable for any damages
+ * arising from the use of this software.
+ *
+ * Snes9x is freeware for PERSONAL USE only. Commercial users should
+ * seek permission of the copyright holders first. Commercial use includes
+ * charging money for Snes9x or software derived from Snes9x.
+ *
+ * The copyright holders request that bug fixes and improvements to the code
+ * should be forwarded to them so everyone can benefit from the modifications
+ * in future versions.
+ *
+ * Super NES and Super Nintendo Entertainment System are trademarks of
+ * Nintendo Co., Limited and its subsidiary companies.
+ */
+
+#ifdef ARM_ASM
+/* ARM V5 Assembly by bitrider */
+
+#define FIXEDCOLOUR	((GFX.FixedColour >> 1) & (~0x0C30))
+#define ROPNAME	FixedSub1_2
+#define ROP \
+			"	mov	r9, r9, lsr #1			\n"\
+			"	bic	r9, r9, #0b00000010000010000	\n"\
+										\
+			"	bic	r8, r8, #0b00000100000100000	\n"\
+			"	orr	r9, r9, #0b00000100000100000	\n"\
+			"	orr	r9, r9, #0b10000000000000000	\n"\
+			"	sub	r9, r9, %[fixedcolour]		\n"\
+			"	tst	r9, #0b00000000000100000	\n"\
+			"	biceq	r9, r9, #0b00000000000011111	\n"\
+			"	tst	r9, #0b00000100000000000	\n"\
+			"	biceq	r9, r9, #0b00000011111100000	\n"\
+			"	tst	r9, #0b10000000000000000	\n"\
+			"	biceq	r9, r9, #0b01111100000000000	\n"\
+
+
+#include "tile16f_t.h"
+
+#else
+
+void DrawTile16FixedSub1_2 (uint32 Tile, uint32 Offset, uint32 StartLine,
+			    uint32 LineCount)
+{
+    TILE_PREAMBLE
+    register uint8 *bp;
+
+    RENDER_TILE(WRITE_4PIXELS16_SUBF1_2, WRITE_4PIXELS16_FLIPPED_SUBF1_2, 4)
+}
+
+void DrawClippedTile16FixedSub1_2 (uint32 Tile, uint32 Offset,
+				   uint32 StartPixel, uint32 Width,
+				   uint32 StartLine, uint32 LineCount)
+{
+    TILE_PREAMBLE
+    register uint8 *bp;
+
+    TILE_CLIP_PREAMBLE
+    RENDER_CLIPPED_TILE(WRITE_4PIXELS16_SUBF1_2, 
+			WRITE_4PIXELS16_FLIPPED_SUBF1_2, 4)
+}
+#endif