From 6a44a34e0ebb867753df26f1cb0a38f53420a606 Mon Sep 17 00:00:00 2001
From: Simponic <loganthebean222@gmail.com>
Date: Fri, 7 Aug 2020 22:40:00 -0600
Subject: Added files

---
 include/input.h   | 135 ++++++++++++++++++++++++++++++++++
 include/memdef.h  | 212 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 include/memmap.h  |  97 +++++++++++++++++++++++++
 include/toolbox.h | 154 +++++++++++++++++++++++++++++++++++++++
 include/types.h   | 120 +++++++++++++++++++++++++++++++
 5 files changed, 718 insertions(+)
 create mode 100644 include/input.h
 create mode 100644 include/memdef.h
 create mode 100644 include/memmap.h
 create mode 100644 include/toolbox.h
 create mode 100644 include/types.h

(limited to 'include')

diff --git a/include/input.h b/include/input.h
new file mode 100644
index 0000000..70b7a83
--- /dev/null
+++ b/include/input.h
@@ -0,0 +1,135 @@
+//
+//  Input header
+//
+//! \file tonc_input.h
+//! \author J Vijn
+//! \date 20060508 - 20060924
+//
+// === NOTES ===
+// * This is a _small_ set of typedefs, #defines and inlines that can
+//   be found in tonclib, and might not represent the
+//   final forms.
+
+
+#ifndef __INPUT__
+#define __INPUT__
+
+#include "memmap.h"
+#include "types.h"
+#include "memdef.h"
+
+
+INLINE int bit_tribool(u32 x, int plus, int minus);
+
+// === CONSTANTS ======================================================
+
+typedef enum eKeyIndex
+{
+	KI_A=0, KI_B, KI_SELECT, KI_START,
+	KI_RIGHT, KI_LEFT, KI_UP, KI_DOWN,
+	KI_R, KI_L, KI_MAX
+} eKeyIndex;
+
+// === MACROS =========================================================
+
+// check which of the specified keys are down or up right now
+#define KEY_DOWN_NOW(key)	(~(REG_KEYINPUT) & key)
+#define KEY_UP_NOW(key)		( (REG_KEYINPUT) & key)
+
+// test whether all keys are pressed, released, whatever.
+// Example use:
+//   KEY_EQ(key_hit, KEY_L | KEY_R)
+// will be true if and only if KEY_L and KEY_R are _both_ being pressed
+#define KEY_EQ(key_fun, keys)	( key_fun(keys) == (keys) )
+
+// === CLASSES ========================================================
+// === GLOBALS ========================================================
+
+extern u16 __key_curr, __key_prev;	// in tonc_core.c
+
+// === PROTOTYPES =====================================================
+
+// --- synchronous key states ---
+INLINE void key_poll();
+INLINE u32 key_curr_state();
+INLINE u32 key_prev_state();
+
+INLINE u32 key_is_down(u32 key);	// any of key currently down?
+INLINE u32 key_is_up(u32 key);		// any of key currently up?
+
+INLINE u32 key_was_down(u32 key);	// any of key previously down?
+INLINE u32 key_was_up(u32 key);		// any of key previously up?
+
+INLINE u32 key_transit(u32 key);	// any of key changing?
+INLINE u32 key_held(u32 key);		// any of key held down?
+INLINE u32 key_hit(u32 key);		// any of key being hit (going down)?
+INLINE u32 key_released(u32 key);	// any of key being released?
+
+// --- tribools ---
+INLINE int key_tri_horz();
+INLINE int key_tri_vert();
+INLINE int key_tri_shoulder();
+INLINE int key_tri_fire();
+
+// === INLINES=========================================================
+
+// --- keys -----------------------------------------------------------
+
+//! Poll for keystates
+INLINE void key_poll()
+{	__key_prev= __key_curr;	__key_curr= ~REG_KEYINPUT & KEY_MASK;	}
+
+//! Get current keystate
+INLINE u32 key_curr_state()			{	return __key_curr;			}
+
+//! Get previous key state
+INLINE u32 key_prev_state()			{	return __key_prev;			}
+
+//! Gives the keys of \a key that are currently down
+INLINE u32 key_is_down(u32 key)		{	return  __key_curr & key;	}
+
+//! Gives the keys of \a key that are currently up
+INLINE u32 key_is_up(u32 key)		{	return ~__key_curr & key;	}
+
+//! Gives the keys of \a key that were previously down
+INLINE u32 key_was_down(u32 key)	{	return  __key_prev & key;	}
+
+//! Gives the keys of \a key that were previously down
+INLINE u32 key_was_up(u32 key)		{	return ~__key_prev & key;	}
+
+//! Gives the keys of \a key that are different from before
+INLINE u32 key_transit(u32 key)
+{	return (__key_curr^__key_prev) & key;	}
+
+//! Gives the keys of \a key that are being held down
+INLINE u32 key_held(u32 key)
+{	return (__key_curr& __key_prev) & key;	}
+
+//! Gives the keys of \a key that are pressed (down now but not before)
+INLINE u32 key_hit(u32 key)
+{	return (__key_curr&~__key_prev) & key;	}
+
+//! Gives the keys of \a key that are being released
+INLINE u32 key_released(u32 key)
+{	return (~__key_curr&__key_prev) & key;	}
+
+// --- tribools ---
+
+//! Horizontal tribool (right,left)=(+,-)
+INLINE int key_tri_horz()
+{	return bit_tribool(__key_curr, KI_RIGHT, KI_LEFT);	}
+
+//! Vertical tribool (down,up)=(+,-)
+INLINE int key_tri_vert()
+{	return bit_tribool(__key_curr, KI_DOWN, KI_UP);		}
+
+//! Shoulder-button tribool (R,L)=(+,-)
+INLINE int key_tri_shoulder()
+{	return bit_tribool(__key_curr, KI_R, KI_L);			}
+
+//! Fire-button tribool (A,B)=(+,-)
+INLINE int key_tri_fire()
+{	return bit_tribool(__key_curr, KI_A, KI_B);			}
+
+
+#endif // __INPUT__
diff --git a/include/memdef.h b/include/memdef.h
new file mode 100644
index 0000000..8fe432f
--- /dev/null
+++ b/include/memdef.h
@@ -0,0 +1,212 @@
+//
+//  Memory map defines. All of them
+//
+//! \file tonc_memdef.h
+//! \author J Vijn
+//! \date 20060508 - 20060924
+//
+// === NOTES ===
+// * This is a _small_ set of typedefs, #defines and inlines that can
+//   be found in tonclib, and might not represent the
+//   final forms.
+// * '0'-defines are prefixed with '_', to indicate their zero-ness
+//   and presents a safety from things like doing `if(x&0)'
+
+#ifndef __MEMDEF__
+#define __MEMDEF__
+
+// --- Prefixes ---
+// REG_DISPCNT		: DCNT
+// REG_DISPSTAT		: DSTAT
+
+// OAM attr 0		: OA0
+// OAM attr 1		: OA1
+// OAM attr 2		: OA2
+
+
+// --- REG_DISPCNT -----------------------------------------------------
+
+#define DCNT_MODE0				 0	//!< Mode 0; bg 0-4: reg
+#define DCNT_MODE1			0x0001	//!< Mode 1; bg 0-1: reg; bg 2: affine
+#define DCNT_MODE2			0x0002	//!< Mode 2; bg 2-2: affine
+#define DCNT_MODE3			0x0003	//!< Mode 3; bg2: 240x160\@16 bitmap
+#define DCNT_MODE4			0x0004	//!< Mode 4; bg2: 240x160\@8 bitmap
+#define DCNT_MODE5			0x0005	//!< Mode 5; bg2: 160x128\@16 bitmap
+#define DCNT_GB				0x0008	//!< (R) GBC indicator
+#define DCNT_PAGE			0x0010	//!< Page indicator
+#define DCNT_OAM_HBL		0x0020	//!< Allow OAM updates in HBlank
+#define DCNT_OBJ_2D				 0	//!< OBJ-VRAM as matrix
+#define DCNT_OBJ_1D			0x0040	//!< OBJ-VRAM as array
+#define DCNT_BLANK			0x0080	//!< Force screen blank
+#define DCNT_BG0			0x0100	//!< Enable bg 0
+#define DCNT_BG1			0x0200	//!< Enable bg 1
+#define DCNT_BG2			0x0400	//!< Enable bg 2
+#define DCNT_BG3			0x0800	//!< Enable bg 3
+#define DCNT_OBJ			0x1000	//!< Enable objects
+#define DCNT_WIN0			0x2000	//!< Enable window 0
+#define DCNT_WIN1			0x4000	//!< Enable window 1
+#define DCNT_WINOBJ			0x8000	//!< Enable object window
+
+#define DCNT_MODE_MASK		0x0007
+#define DCNT_MODE_SHIFT			 0
+#define DCNT_MODE(n)	   ((n)<<DCNT_MODE_SHIFT)
+
+#define DCNT_LAYER_MASK		0x1F00
+#define DCNT_LAYER_SHIFT		 8
+#define DCNT_LAYER(n)	  ((n)<<DCNT_LAYER_SHIFT)
+
+#define DCNT_WIN_MASK		0xE000
+#define DCNT_WIN_SHIFT		  13
+#define DCNT_WIN(n)			((n)<<DCNT_WIN_SHIFT)
+
+#define DCNT_BUILD(mode, layer, win, obj1d, objhbl)				\
+(																\
+		(((win)&7)<<13) | (((layer)&31)<<8) | (((obj1d)&1)<<6)	\
+	| (((oamhbl)&1)<<5) | ((mode)&7)							\
+)
+
+
+// --- REG_DISPSTAT ----------------------------------------------------
+
+#define DSTAT_IN_VBL	0x0001	//!< Now in VBlank
+#define DSTAT_IN_HBL	0x0002	//!< Now in HBlank
+#define DSTAT_IN_VCT	0x0004	//!< Now in set VCount
+#define DSTAT_VBL_IRQ	0x0008	//!< Enable VBlank irq
+#define DSTAT_HBL_IRQ	0x0010	//!< Enable HBlank irq
+#define DSTAT_VCT_IRQ	0x0020	//!< Enable VCount irq
+
+#define DSTAT_VCT_MASK	0xFF00
+#define DSTAT_VCT_SHIFT		 8
+#define DSTAT_VCT(n)	((n)<<DSTAT_VCT_SHIFT)
+
+
+// --- REG_KEYINPUT --------------------------------------------------------
+
+#define KEY_A			0x0001	//!< Button A
+#define KEY_B			0x0002	//!< Button B
+#define KEY_SELECT		0x0004	//!< Select button
+#define KEY_START		0x0008	//!< Start button
+#define KEY_RIGHT		0x0010	//!< Right D-pad
+#define KEY_LEFT		0x0020	//!< Left D-pad
+#define KEY_UP			0x0040	//!< Up D-pad
+#define KEY_DOWN		0x0080	//!< Down D-pad
+#define KEY_R			0x0100	//!< Shoulder R
+#define KEY_L			0x0200	//!< Shoulder L
+
+#define KEY_ANY			0x03FF	//!< any key
+#define KEY_DIR			0x00F0	//!< any-dpad
+#define KEY_ACCEPT		0x0009	//!< A or start
+#define KEY_CANCEL		0x0002	//!< B (well, it usually is)
+#define KEY_SHOULDER	0x0300	//!< L or R
+
+#define KEY_RESET		0x000F	//!< St+Se+A+B
+
+#define KEY_MASK		0x03FF
+
+
+// --- OAM attribute 0 -------------------------------------------------
+
+#define ATTR0_REG				 0	//!< Regular object
+#define ATTR0_AFF			0x0100	//!< Affine object
+#define ATTR0_HIDE			0x0200	//!< Inactive object
+#define ATTR0_AFF_DBL		0x0300	//!< Double-size affine object
+#define ATTR0_AFF_DBL_BIT	0x0200
+#define ATTR0_BLEND			0x0400	//!< Enable blend
+#define ATTR0_WINDOW		0x0800	//!< Use for object window
+#define ATTR0_MOSAIC		0x1000	//!< Enable mosaic
+#define ATTR0_4BPP				 0	//!< Use 4bpp (16 color) tiles
+#define ATTR0_8BPP			0x2000	//!< Use 8bpp (256 color) tiles
+#define ATTR0_SQUARE			 0	//!< Square shape
+#define ATTR0_WIDE			0x4000	//!< Tall shape (height &gt; width)
+#define ATTR0_TALL			0x8000	//!< Wide shape (height &lt; width)
+
+#define ATTR0_Y_MASK		0x00FF
+#define ATTR0_Y_SHIFT			 0
+#define ATTR0_Y(n)		((n)<<ATTR0_Y_SHIFT)
+
+#define ATTR0_MODE_MASK		0x0300
+#define ATTR0_MODE_SHIFT		 8
+#define ATTR0_MODE(n)		((n)<<ATTR0_MODE_SHIFT)
+
+#define ATTR0_SHAPE_MASK	0xC000
+#define ATTR0_SHAPE_SHIFT		14
+#define ATTR0_SHAPE(n)	((n)<<ATTR0_SHAPE_SHIFT)
+
+
+#define ATTR0_BUILD(y, shape, bpp, mode, mos, bld, win)				\
+(																	\
+	((y)&255) | (((mode)&3)<<8) | (((bld)&1)<<10) | (((win)&1)<<11) \
+	| (((mos)&1)<<12) | (((bpp)&8)<<10)| (((shape)&3)<<14)			\
+)
+
+
+// --- OAM attribute 1 -------------------------------------------------
+
+#define ATTR1_HFLIP			0x1000	//!< Horizontal flip (reg obj only)
+#define ATTR1_VFLIP			0x2000	//!< Vertical flip (reg obj only)
+// Base sizes
+#define ATTR1_SIZE_8			 0
+#define ATTR1_SIZE_16		0x4000
+#define ATTR1_SIZE_32		0x8000
+#define ATTR1_SIZE_64		0xC000
+// Square sizes
+#define ATTR1_SIZE_8x8			 0	//!< Size flag for  8x8 px object
+#define ATTR1_SIZE_16x16	0x4000	//!< Size flag for 16x16 px object
+#define ATTR1_SIZE_32x32	0x8000	//!< Size flag for 32x32 px object
+#define ATTR1_SIZE_64x64	0xC000	//!< Size flag for 64x64 px object
+// Tall sizes
+#define ATTR1_SIZE_8x16			 0	//!< Size flag for  8x16 px object
+#define ATTR1_SIZE_8x32		0x4000	//!< Size flag for  8x32 px object
+#define ATTR1_SIZE_16x32	0x8000	//!< Size flag for 16x32 px object
+#define ATTR1_SIZE_32x64	0xC000	//!< Size flag for 32x64 px object
+// Wide sizes
+#define ATTR1_SIZE_16x8			 0	//!< Size flag for 16x8 px object
+#define ATTR1_SIZE_32x8		0x4000	//!< Size flag for 32x8 px object
+#define ATTR1_SIZE_32x16	0x8000	//!< Size flag for 32x16 px object
+#define ATTR1_SIZE_64x32	0xC000	//!< Size flag for 64x64 px object
+
+
+#define ATTR1_X_MASK		0x01FF
+#define ATTR1_X_SHIFT			 0
+#define ATTR1_X(n)			((n)<<ATTR1_X_SHIFT)
+
+#define ATTR1_AFF_ID_MASK		0x3E00
+#define ATTR1_AFF_ID_SHIFT		 9
+#define ATTR1_AFF_ID(n)		((n)<<ATTR1_AFF_ID_SHIFT)
+
+#define ATTR1_FLIP_MASK		0x3000
+#define ATTR1_FLIP_SHIFT		12
+#define ATTR1_FLIP(n)		((n)<<ATTR1_FLIP_SHIFT)
+
+#define ATTR1_SIZE_MASK		0xC000
+#define ATTR1_SIZE_SHIFT		14
+#define ATTR1_SIZE(n)		((n)<<ATTR1_SIZE_SHIFT)
+
+
+#define ATTR1_BUILDR(x, size, hflip, vflip)	\
+( ((x)&511) | (((hflip)&1)<<12) | (((vflip)&1)<<13) | (((size)&3)<<14) )
+
+#define ATTR1_BUILDA(x, size, affid)			\
+( ((x)&511) | (((affid)&31)<<9) | (((size)&3)<<14) )
+
+
+// --- OAM attribute 2 -------------------------------------------------
+
+#define ATTR2_ID_MASK		0x03FF
+#define ATTR2_ID_SHIFT			 0
+#define ATTR2_ID(n)			((n)<<ATTR2_ID_SHIFT)
+
+#define ATTR2_PRIO_MASK		0x0C00
+#define ATTR2_PRIO_SHIFT		10
+#define ATTR2_PRIO(n)		((n)<<ATTR2_PRIO_SHIFT)
+
+#define ATTR2_PALBANK_MASK	0xF000
+#define ATTR2_PALBANK_SHIFT		12
+#define ATTR2_PALBANK(n)	((n)<<ATTR2_PALBANK_SHIFT)
+
+
+#define ATTR2_BUILD(id, pbank, prio)			\
+( ((id)&0x3FF) | (((pbank)&15)<<12) | (((prio)&3)<<10) )
+
+
+#endif // __MEMDEF__
diff --git a/include/memmap.h b/include/memmap.h
new file mode 100644
index 0000000..a473310
--- /dev/null
+++ b/include/memmap.h
@@ -0,0 +1,97 @@
+//
+//  GBA Memory map
+//
+//! \file tonc_memmap.h
+//! \author J Vijn
+//! \date 20060508 - 20060508
+//
+// === NOTES ===
+// * This is a _small_ set of typedefs, #defines and inlines that can
+//   be found in tonclib, and might not represent the
+//   final forms.
+
+#ifndef __MEMMAP__
+#define __MEMMAP__
+
+
+// === MEMORY SECTIONS ================================================
+
+// basic sections
+#define MEM_IO		0x04000000
+#define MEM_PAL		0x05000000	// no 8bit write !!
+#define MEM_VRAM	0x06000000	// no 8bit write !!
+#define MEM_OAM		0x07000000	// no 8bit write !!
+
+// basic sizes
+#define PAL_SIZE	0x00400
+#define VRAM_SIZE	0x18000
+#define OAM_SIZE	0x00400
+
+// sub sizes
+#define PAL_BG_SIZE		0x00200
+#define PAL_OBJ_SIZE	0x00200
+#define VRAM_BG_SIZE	0x10000
+#define VRAM_OBJ_SIZE	0x08000
+#define M3_SIZE			0x12C00
+#define M4_SIZE			0x09600
+#define M5_SIZE			0x0A000
+#define VRAM_PAGE_SIZE	0x0A000
+
+// sub sections
+#define REG_BASE	MEM_IO
+
+#define MEM_PAL_OBJ		(MEM_PAL + PAL_BG_SIZE)
+#define MEM_VRAM_BACK	(MEM_VRAM+ VRAM_PAGE_SIZE)
+#define MEM_VRAM_OBJ	(MEM_VRAM+ VRAM_BG_SIZE)
+
+
+// === STRUCTURED MEMORY MAP ==========================================
+// Heavily typedefed, watch your pointers
+// Should simplify memory accesses
+
+
+// --- PAL ---
+// pal_bg_mem[y] = COLOR (color y)
+#define pal_bg_mem		((COLOR*)MEM_PAL)
+#define pal_obj_mem		((COLOR*)MEM_PAL_OBJ)
+
+// pal_bg_bank[y] =	COLOR[] (bank y)
+// pal_bg_bank[y][x] = COLOR (bank y, color x : color y*16+x)
+#define pal_bg_bank		((PALBANK*)MEM_PAL)
+#define pal_obj_bank	((PALBANK*)MEM_PAL_OBJ)
+
+
+// --- VRAM ---
+// tile_mem[y] = TILE[]   (char block y)
+// tile_mem[y][x] = TILE (char block y, tile x)
+#define tile_mem		( (CHARBLOCK*)MEM_VRAM)
+#define tile8_mem		((CHARBLOCK8*)MEM_VRAM)
+
+#define tile_mem_obj	( (CHARBLOCK*)MEM_VRAM_OBJ)
+#define tile8_mem_obj	((CHARBLOCK8*)MEM_VRAM_OBJ)
+
+// vid_mem[a] = COLOR
+#define vid_mem			((COLOR*)MEM_VRAM)
+
+
+// --- OAM ---
+// oatr_mem[a] = OBJ_ATTR (oam entry a)
+#define oam_mem			((OBJ_ATTR*)MEM_OAM)
+#define obj_mem			((OBJ_ATTR*)MEM_OAM)
+#define obj_aff_mem		((OBJ_AFFINE*)MEM_OAM)
+
+
+// === REGISTER LIST ==================================================
+
+
+// === VIDEO REGISTERS ===
+#define REG_DISPCNT			*(vu32*)(REG_BASE+0x0000)	// display control
+#define REG_DISPSTAT		*(vu16*)(REG_BASE+0x0004)	// display interupt status
+#define REG_VCOUNT			*(vu16*)(REG_BASE+0x0006)	// vertical count
+
+// === KEYPAD ===
+#define REG_KEYINPUT		*(vu16*)(REG_BASE+0x0130)	// Key status
+#define REG_KEYCNT			*(vu16*)(REG_BASE+0x0132)
+
+
+#endif // __MEMMAP__
diff --git a/include/toolbox.h b/include/toolbox.h
new file mode 100644
index 0000000..064f0a3
--- /dev/null
+++ b/include/toolbox.h
@@ -0,0 +1,154 @@
+//
+// toolbox.h:
+//
+// Tools header for obj_demo
+//
+// (20060211-20060924, cearn)
+//
+// === NOTES ===
+// * This is a _small_ set of typedefs, #defines and inlines that can
+//   be found in tonclib, and might not represent the
+//   final forms.
+
+
+#ifndef TOOLBOX_H
+#define TOOLBOX_H
+
+#include "types.h"		// (tonc_types.h)
+#include "memmap.h"		// (tonc_memmap.h)
+#include "memdef.h"		// (tonc_memdef.h)
+#include "input.h"		// (tonc_input.h)
+
+// === (tonc_core.h) ==================================================
+
+// tribool: 1 if {plus} on, -1 if {minus} on, 0 if {plus}=={minus}
+INLINE int bit_tribool(u32 x, int plus, int minus);
+
+
+extern COLOR *vid_page;
+extern u16 __key_curr, __key_prev;
+
+
+// === (tonc_video.h) =================================================
+
+// --- sizes ---
+#define SCREEN_WIDTH	240
+#define SCREEN_HEIGHT	160
+
+#define M3_WIDTH	SCREEN_WIDTH
+#define M3_HEIGHT	SCREEN_HEIGHT
+#define M4_WIDTH	SCREEN_WIDTH
+#define M4_HEIGHT	SCREEN_HEIGHT
+#define M5_WIDTH	160
+#define M5_HEIGHT	128
+
+// --- colors ---
+
+#define CLR_BLACK	0x0000
+#define CLR_RED		0x001F
+#define CLR_LIME	0x03E0
+#define CLR_YELLOW	0x03FF
+#define CLR_BLUE	0x7C00
+#define CLR_MAG		0x7C1F
+#define CLR_CYAN	0x7FE0
+#define CLR_WHITE	0x7FFF
+
+INLINE COLOR RGB15(u32 red, u32 green, u32 blue);
+
+INLINE void vid_vsync();
+u16 *vid_flip();
+
+
+// --- Objects  ---
+
+void oam_init(OBJ_ATTR *obj, u32 count);
+void oam_copy(OBJ_ATTR *dst, const OBJ_ATTR *src, u32 count);
+
+INLINE OBJ_ATTR *obj_set_attr(OBJ_ATTR *obj, u16 a0, u16 a1, u16 a2);
+INLINE void obj_set_pos(OBJ_ATTR *obj, int x, int y);
+INLINE void obj_hide(OBJ_ATTR *oatr);
+INLINE void obj_unhide(OBJ_ATTR *obj, u16 mode);
+void obj_copy(OBJ_ATTR *dst, const OBJ_ATTR *src, u32 count);
+
+
+// === INLINES ========================================================
+
+// --- (tonc_core.h) --------------------------------------------------
+
+// --- Simple bit macros ---
+#define BIT(n)					( 1<<(n) )
+#define BIT_SHIFT(a, n)			( (a)<<(n) )
+#define BIT_SET(word, flag)		( word |=  (flag) )
+#define BIT_CLEAR(word, flag)	( word &= ~(flag) )
+#define BIT_FLIP(word, flag)	( word ^=  (flag) )
+#define BIT_EQ(word, flag)		( ((word)&(flag)) == (flag) )
+
+// some EVIL bit-field operations, >:)
+// _x needs shifting
+#define BFN_PREP(x, name)		( ((x)<<name##_SHIFT) & name##_MASK )
+#define BFN_GET(y, name)			( ((y) & name##_MASK)>>name##_SHIFT )
+#define BFN_SET(y, x, name)		(y = ((y)&~name##_MASK) | BFN_PREP(x,name) )
+
+// x already shifted
+#define BFN_PREP2(x, name)		( (x) & name##_MASK )
+#define BFN_GET2(y, name)		( (y) & name##_MASK )
+#define BFN_SET2(y, x, name)		(y = ((y)&~name##_MASK) | BFN_PREP2(x,name) )
+
+//! Gives a tribool (-1, 0, or +1) depending on the state of some bits.
+/*! Looks at the \a plus and \a minus bits of \a flags, and subtracts
+*	  their status to give a +1, -1 or 0 result. Useful for direction flags.
+*	\param plus		Bit number for positive result
+*	\param minus	Bit number for negative result
+*	\return	<b>+1</b> if \a plus bit is set but \a minus bit isn't<br>
+*	  <b>-1</b> if \a minus bit is set and \a plus bit isn't</br>
+*	  <b>0</b> if neither or both are set.
+*/
+INLINE int bit_tribool(u32 flags, int plus, int minus)
+{	return ((flags>>plus)&1) - ((flags>>minus)&1);	}
+
+
+// --- (tonc_video.h) -------------------------------------------------
+
+//! Wait for next VBlank
+INLINE void vid_vsync()
+{
+	while(REG_VCOUNT >= 160);	// wait till VDraw
+	while(REG_VCOUNT < 160);	// wait till VBlank
+}
+
+//! Create a 15bit BGR color.
+INLINE COLOR RGB15(u32 red, u32 green, u32 blue)
+{	return red | (green<<5) | (blue<<10);	}
+
+
+// --- Objects ---
+
+
+//! Set the attributes of an object.
+INLINE OBJ_ATTR *obj_set_attr(OBJ_ATTR *obj, u16 a0, u16 a1, u16 a2)
+{
+	obj->attr0= a0; obj->attr1= a1; obj->attr2= a2;
+	return obj;
+}
+
+//! Set the position of \a obj
+INLINE void obj_set_pos(OBJ_ATTR *obj, int x, int y)
+{
+	BFN_SET(obj->attr0, y, ATTR0_Y);
+	BFN_SET(obj->attr1, x, ATTR1_X);
+}
+
+//! Hide an object.
+INLINE void obj_hide(OBJ_ATTR *obj)
+{	BFN_SET2(obj->attr0, ATTR0_HIDE, ATTR0_MODE);		}
+
+//! Unhide an object.
+/*! \param obj	Object to unhide.
+*	\param mode	Object mode to unhide to. Necessary because this affects
+*	  the affine-ness of the object.
+*/
+INLINE void obj_unhide(OBJ_ATTR *obj, u16 mode)
+{	BFN_SET2(obj->attr0, mode, ATTR0_MODE);			}
+
+
+#endif // TOOLBOX_H
diff --git a/include/types.h b/include/types.h
new file mode 100644
index 0000000..5ad8121
--- /dev/null
+++ b/include/types.h
@@ -0,0 +1,120 @@
+//
+//  Basic structs and typedefs
+//
+//! \file tonc_types.h
+//! \author J Vijn
+//! \date 20060508 - 20060508
+//
+// === NOTES ===
+// * This is a _small_ set of typedefs, #defines and inlines that can
+//   be found in tonclib, and might not represent the
+//   final forms.
+
+
+#ifndef __TYPES__
+#define __TYPES__
+
+
+// === GCC ATTRIBUTES =================================================
+
+// alignment boundary
+#define ALIGN(_n)   __attribute__((aligned(_n)))
+#define ALIGN4      __attribute__((aligned(4)))
+
+// pack aggregate members
+#define PACKED      __attribute__((packed))
+
+
+// === TYPES: =========================================================
+
+// --- primary typedefs -----------------------------------------------
+typedef unsigned char  u8,  byte;
+typedef unsigned short u16, hword;
+typedef unsigned int   u32, word;
+typedef unsigned long long u64;
+
+typedef signed char  s8;
+typedef signed short s16;
+typedef signed int   s32;
+typedef signed long long s64;
+
+// and volatiles for registers 'n stuff
+typedef volatile u8  vu8;
+typedef volatile u16 vu16;
+typedef volatile u32 vu32;
+typedef volatile u64 vu64;
+
+typedef volatile s8  vs8;
+typedef volatile s16 vs16;
+typedef volatile s32 vs32;
+typedef volatile s64 vs64;
+
+// and consts too for parameters *sigh*
+typedef const u8  cu8;
+typedef const u16 cu16;
+typedef const u32 cu32;
+typedef const u64 cu64;
+
+typedef const s8  cs8;
+typedef const s16 cs16;
+typedef const s32 cs32;
+typedef const s64 cs64;
+
+typedef struct { u32 data[8];  } BLOCK;
+
+// --- secondary typedefs ---------------------------------------------
+
+typedef u16 COLOR;
+
+// NOTE, u32[]!
+typedef struct { u32 data[8];  } TILE, TILE4;
+typedef struct { u32 data[16]; } TILE8;
+
+
+// --- memory map structs  --------------------------------------------
+
+// --- PAL types ---
+typedef COLOR PALBANK[16];
+
+// --- VRAM types ---
+
+typedef COLOR    M3LINE[240];
+typedef u8       M4LINE[240];	// NOTE u8, not u16!!
+typedef COLOR    M5LINE[160];
+
+typedef TILE     CHARBLOCK[512];
+typedef TILE8    CHARBLOCK8[256];
+
+// --- OAM structs ---
+// NOTE: OATR and OAFF are interlaced; when using affine objs,
+// struct/DMA/mem copies will give bad results
+typedef struct OBJ_ATTR
+{
+	u16 attr0;
+	u16 attr1;
+	u16 attr2;
+	s16 fill;
+} ALIGN4 OBJ_ATTR;
+
+typedef struct OBJ_AFFINE
+{
+	u16 fill0[3];	s16 pa;
+	u16 fill1[3];	s16 pb;
+	u16 fill2[3];	s16 pc;
+	u16 fill3[3];	s16 pd;
+} ALIGN4 OBJ_AFFINE;
+
+
+// === DEFINES ========================================================
+
+#ifndef NULL
+#define NULL 0
+#endif
+
+// `inline' inlines the function when -O > 0 when called,
+// but also creates a body for the function itself
+// `static' removes the body as well
+#define INLINE static inline
+
+
+#endif // __TYPES__
-- 
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