| 1 | /* |
| 2 | * sprite.h |
| 3 | * |
| 4 | * [Generated from sprite, 25 September 1996] |
| 5 | */ |
| 6 | |
| 7 | #if !defined(__CC_NORCROFT) || !defined(__arm) |
| 8 | #error You must use the Norcroft ARM Compiler for Sapphire programs |
| 9 | #endif |
| 10 | |
| 11 | #pragma include_only_once |
| 12 | #pragma force_top_level |
| 13 | |
| 14 | #ifndef __sprite_h |
| 15 | #define __sprite_h |
| 16 | |
| 17 | #ifndef __sapphire_h |
| 18 | #include "sapphire.h" |
| 19 | #endif |
| 20 | |
| 21 | /*----- Overview ----------------------------------------------------------* |
| 22 | * |
| 23 | * Functions provided: |
| 24 | * |
| 25 | * sprite_op |
| 26 | * sprite_getTable |
| 27 | * sprite_plot |
| 28 | */ |
| 29 | |
| 30 | /* --- sprite_op --- * |
| 31 | * |
| 32 | * On entry: R0,R2-R7 == SpriteOp parameters (R1 set up here) |
| 33 | * |
| 34 | * On exit: Registers and flags altered as for the SpriteOp |
| 35 | * |
| 36 | * Use: Performs an OS_SpriteOp with the given arguments, using |
| 37 | * the appication's Sprites resource as the sprite area. |
| 38 | */ |
| 39 | |
| 40 | extern routine sprite_op; |
| 41 | |
| 42 | /* --- sprite_getTable --- * |
| 43 | * |
| 44 | * On entry: R0 == pointer to a sprite |
| 45 | * R1 == pointer to buffer for translate table |
| 46 | * |
| 47 | * On exit: -- |
| 48 | * |
| 49 | * Use: Creates a colour translate table for the given sprite in |
| 50 | * the specified buffer. |
| 51 | * |
| 52 | * If you have a sprite name but no pointer, use OS_SpriteOp |
| 53 | * 24 to find the pointer -- this will make further sprite ops |
| 54 | * on the sprite much quicker. |
| 55 | */ |
| 56 | |
| 57 | extern routine sprite_getTable; |
| 58 | |
| 59 | /* --- sprite_plot --- * |
| 60 | * |
| 61 | * On entry: R0 == pointer to a sprite |
| 62 | * R1 == x coordinate to plot at |
| 63 | * R2 == y coordinate to plot at |
| 64 | * R3 == pointer to scale block, or 0 for 1:1 |
| 65 | * |
| 66 | * On exit: CS if the sprite was plotted OK, else CC |
| 67 | * |
| 68 | * Use: Plots a sprite on the screen. The scaling refers to the |
| 69 | * sprite proper: /this/ routine takes care of odd pixel |
| 70 | * sizes and things, so sprites don't appear squashed or |
| 71 | * stretched unless you really want them to. |
| 72 | * |
| 73 | * We return C clear on exit if we couldn't plot the sprite; |
| 74 | * typically this would be if the sprite's mode is undefined. |
| 75 | */ |
| 76 | |
| 77 | extern routine sprite_plot; |
| 78 | |
| 79 | /*----- That's all, folks -------------------------------------------------*/ |
| 80 | |
| 81 | #endif |