80 lines
1.5 KiB
C
Executable File
80 lines
1.5 KiB
C
Executable File
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#ifndef INTERN_H__
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#define INTERN_H__
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#include <assert.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdbool.h>
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#define ARRAYSIZE(a) (sizeof(a)/sizeof(a[0]))
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#define SWAP(x, y) do { __typeof__(x) tmp = x; x = y; y = tmp; } while(0)
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#undef MIN
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static inline int MIN(int a, int b) {
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return (a < b) ? a : b;
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}
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#undef MAX
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static inline int MAX(int a, int b) {
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return (a > b) ? a : b;
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}
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static inline uint32_t READ_BE_UINT32(const uint8_t *p) {
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return (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
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}
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static inline uint16_t READ_BE_UINT16(const uint8_t *p) {
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return (p[0] << 8) | p[1];
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}
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static inline uint16_t READ_LE_UINT16(const uint8_t *p) {
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return p[0] | (p[1] << 8);
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}
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static inline void WRITE_LE_UINT16(uint8_t *p, uint16_t value) {
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p[0] = value & 0xFF;
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p[1] = value >> 8;
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}
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#define GAME_SCREEN_W g_options.screen_w
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#define GAME_SCREEN_H g_options.screen_h
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struct options_t {
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uint32_t cheats;
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int start_level;
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int start_xpos16;
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int start_ypos16;
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int screen_w;
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int screen_h;
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bool dos_scrolling;
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bool jump_button;
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// 'bb' only options
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bool amiga_copper_bars;
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bool amiga_colors;
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bool amiga_status_bar;
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bool cga_colors;
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// 'p2' only options
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bool hybrid_color;
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};
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struct game_t {
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const char *name;
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void (*res_init)(const char *data_path, int vga_size);
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void (*res_fini)();
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void (*snd_init)();
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void (*snd_fini)();
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void (*run)();
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};
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#ifdef _WIN32
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#define EXPORT_SYMBOL __attribute__((dllexport))
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#else
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#define EXPORT_SYMBOL __attribute__((visibility("default")))
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#endif
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#endif
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