mirror of
https://github.com/RevCurtisP/C02.git
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273 lines
7.6 KiB
Plaintext
273 lines
7.6 KiB
Plaintext
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/**********************************************
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* veraspr.h02 - Sprite Manipulation Routines *
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* for Commander X16 VERA Chip *
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* Requires: x16.h02 *
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* stddef.h02 *
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* veramem.h02 *
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**********************************************/
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#define MAXSPR 128 //Maximum Sprite Index;
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/* Sprite Attributes */
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struct sprite {
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int addr; //Data Address
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int horz; //Horizontal Coordinate
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int vert; //Vertical Coordinate
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char ctrl; //Control Register
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char size; //Size Register
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};
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/* Sprite Control Registers */
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struct spregs {
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char ctrl; //Control Register
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char clsn; //Collision Mask
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};
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/* Add to Sprite Address Register *
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* Args: char n - Sprite Index *
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* int w - Integer to Add */
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char addspd();
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/* Clear Sprite Attributes *
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* Args: char n - Sprite Index */
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char clrspr();
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/* Get Vera Address from Sprite Address *
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* Args: int d - Sprite Address *
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* Returns: char bank - Address Bits 16-19 *
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* int addr - Address Bits 0-15 */
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char getsca();
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/* Calculate Sprite Data Size *
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* Args: char w - Width Specifier *
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* char h - Height Specifier *
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* char m - Mode (Bits per Pixel) *
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* Returns: int s - Data Size in Bytes */
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char getscl();
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/* Calculate Sprite Size in Pixels *
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* Args: char s - Height/Width Specifier *
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* Returns: char p - Height/Width in Pixels *
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* char m - Multiplier Shift Count */
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char getscs();
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/* Get Sprite Data Address *
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* Args: char n - Sprite Index *
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* Returns: char bank - Address Bits 16-19 *
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* int addr - Address Bits 0-15 */
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char getspa();
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/* Get Sprite Bits per Pixel *
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* Args: char n - Sprite Index *
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* Returns: char m - Sprite Mode *
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* 0=4bpp, 1=8bpp */
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char getspb();
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/* Read Sprite Collision Status *
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* Returns: char c - Collision Status */
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char getspc();
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/* Get Sprite Address Register *
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* Args: char n - Sprite Index *
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* Returns: int w - Address Register Contents */
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char getspd();
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/* Read Sprite Enabled Status *
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* Args: char n - Sprite Index *
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* Returns: char e - Enabled (TRUE/FALSE) */
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char getspe();
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/* Get Sprite Horizontal Flip Flag *
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* Args: char n - Sprite Index *
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* Returns: char f - Flipped (TRUE/FALSE) */
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char getspf();
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/* Get Sprite Register *
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* Args: char n - Sprite Index *
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* char o - Register Offset *
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* Returns: char r - Register Contents */
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char getspg();
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/* Get Sprite Height Specifier *
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* Args: char n - Sprite Index *
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* Returns: char h - Height Specifier */
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char getsph();
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/* Read Sprite Attribute Pair *
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* Args: char n - Sprite Index *
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* char 0 - Attribute Offset *
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* Returns: int i - Attribute LSB,MSB */
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char getspi();
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/* Get Sprite Data Size *
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* Args: char n - Sprite Index *
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* Returns: int s - Data Size in Bytes */
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char getspl();
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/* Get Sprite Collision Mask *
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* Args: char n - Sprite Index *
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* Returns: char m - Collision Mask */
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char getspm();
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/* Get Sprite Control Register *
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* Args: char n - Sprite Index *
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* Returns: char r - Register Contents */
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char getspn();
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/* Get Sprite Attribute Address *
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* Args: char n - Sprite Index *
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* Returns: int d - Address */
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char getspo();
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/* Get Sprite Palette Offset *
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* Args: char n - Sprite Index *
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* Returns: char p - Palette Offset */
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char getspp();
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/* Get Sprite Attributes *
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* Args: char n - Sprite Index *
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* int d - Struct Address *
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* Returns: char b - Number of Bytes */
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char getspr();
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/* Get Sprite Size Register *
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* Args: char n - Sprite Index *
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* Returns: char r - Register Contents */
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char getsps();
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/* Test Sprite Collision Status *
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* Args: char b - Collision Bitmask *
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* Returns: char c - Collision Status */
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char getspt();
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/* Get Sprite Width, Height, and Mode *
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* Args: char n = Sprite Index *
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* Returns: char w - Width Specifier *
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* char h - Height Specifier *
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* char m - Mode (Bits per Pixel) */
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char getspu();
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/* Get Sprite Vertical Flip Flag *
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* Args: char n - Sprite Index *
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* Returns: char f - Flipped (TRUE/FALSE) */
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char getspv();
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/* Get Sprite Width Specifier *
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* Args: char n - Sprite Index *
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* Returns: char w - Width Specifier */
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char getspw();
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/* Get Sprite X-Coordinate *
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* Args: char n - Sprite Index *
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* Returns: int i - X-Coordinate */
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char getspx();
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/* Get Sprite Y-Coordinate *
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* Args: char n - Sprite Index *
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* Returns: int i - Y-Coordinate */
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char getspy();
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/* Get Sprite Z-Depth *
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* Args: char n - Sprite Index *
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* Returns: char z - Z-Depth */
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char getspz();
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/* Set Sprite Bits per Pixel *
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* Args: char n - Sprite Index *
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* char m - Sprite Mode *
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* 0=4bpp, 1=8bpp */
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char setspb();
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/* Set Sprite Address Register *
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* Args: char n - Sprite Index *
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* int w - Address Value */
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char setspd();
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/* Set Sprite Enabled Status *
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* Args: char e - Enabled (TRUE/FALSE) */
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char setspe();
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/* Set Sprite Horizontal Flip Flag *
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* Args: char n - Sprite Index *
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* char f - Flipped (TRUE/FALSE) */
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char setspf();
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/* Set Sprite Register *
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* Args: char n - Sprite Index *
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* char o - Register Offset *
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* char b - Value to Write */
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char setspg();
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/* Set Sprite Height Specifier *
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* Args: char n - Sprite Index *
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* char w - Height Specifier */
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char setsph();
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/* Write Sprite Attribute Pair *
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* Args: char n - Sprite Index *
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* char 0 - Attribute Offset *
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* Requires: setrxy(integer) */
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char setspi();
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/* Set Sprite Collision Mask *
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* Args: char n - Sprite Index *
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* char m - Collision Mask */
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char setspm();
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/* Set Sprite Control Register *
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* Args: char n - Sprite Index *
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* char r - Register Contents */
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char setspn();
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/* Set Sprite Attribute Address *
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* Args: char n - Sprite Index *
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* char o - Register Offset */
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char setspo();
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/* Set Sprite Palette Offset *
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* Args: char n - Sprite Index *
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* char p - Palette Offset */
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char setspp();
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/* Set Sprite Attributes *
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* Args: char n - Sprite Index *
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* int d - Struct Address *
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* Returns: char b - Number of Bytes */
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char setspr();
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/* Aet Sprite Size Register *
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* Args: char n - Sprite Index *
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* char r - Register Contents */
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char setsps();
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/* Set Sprite Vertical Flip Flag *
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* Args: char n - Sprite Index *
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* char f - Flipped (TRUE/FALSE) */
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char setspv();
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/* Set Sprite Width Specifier *
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* Args: char n - Sprite Index *
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* char w - Width Specifier */
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char setspw();
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/* Set Sprite X-Coordinate *
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* Args: char n - Sprite Index *
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* int i - X-Coordinate */
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char setspx();
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/* Set Sprite Y-Coordinate *
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* Args: char n - Sprite Index *
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* int i - Y-Coordinate */
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char setspy();
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/* Set Sprite Z-Depth *
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* Args: char n - Sprite Index *
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* char z - Z-Depth */
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char setspz();
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/* Subtract from Sprite Address Register *
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* Args: char n - Sprite Index *
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* int w - Integer to Subtract */
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char subspd();
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