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126 lines
3.3 KiB
C++
126 lines
3.3 KiB
C++
#include <common/system.h>
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#include <ronin/soundcommon.h>
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#define NUM_BUFFERS 4
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class OSystem_Dreamcast : public OSystem {
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public:
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// Set colors of the palette
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void set_palette(const byte *colors, uint start, uint num);
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// Set the size of the video bitmap.
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// Typically, 320x200
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void init_size(uint w, uint h);
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// Draw a bitmap to screen.
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// The screen will not be updated to reflect the new bitmap
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void copy_rect(const byte *buf, int pitch, int x, int y, int w, int h);
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void move_screen(int dx, int dy, int height);
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// Update the dirty areas of the screen
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void update_screen();
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// Either show or hide the mouse cursor
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bool show_mouse(bool visible);
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// Set the position of the mouse cursor
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void set_mouse_pos(int x, int y);
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// Set the bitmap that's used when drawing the cursor.
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void set_mouse_cursor(const byte *buf, uint w, uint h, int hotspot_x, int hotspot_y);
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// Shaking is used in SCUMM. Set current shake position.
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void set_shake_pos(int shake_pos);
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// Get the number of milliseconds since the program was started.
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uint32 get_msecs();
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// Delay for a specified amount of milliseconds
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void delay_msecs(uint msecs);
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// Create a thread
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void *create_thread(ThreadProc *proc, void *param);
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// Get the next event.
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// Returns true if an event was retrieved.
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bool poll_event(Event *event);
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// Set function that generates samples
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bool set_sound_proc(void *param, SoundProc *proc, byte sound);
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// Poll cdrom status
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// Returns true if cd audio is playing
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bool poll_cdrom();
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// Play cdrom audio track
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void play_cdrom(int track, int num_loops, int start_frame, int end_frame);
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// Stop cdrom audio track
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void stop_cdrom();
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// Update cdrom audio status
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void update_cdrom();
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// Quit
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void quit();
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// Set a parameter
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uint32 property(int param, Property *value);
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// Overlay
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void show_overlay();
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void hide_overlay();
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void clear_overlay();
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void grab_overlay(int16 *buf, int pitch);
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void copy_rect_overlay(const int16 *buf, int pitch, int x, int y, int w, int h);
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// Add a callback timer
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virtual void set_timer(int timer, int (*callback)(int));
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// Mutex handling
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virtual void *create_mutex(void);
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virtual void lock_mutex(void *mutex);
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virtual void unlock_mutex(void *mutex);
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virtual void delete_mutex(void *mutex);
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static OSystem *create();
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private:
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int _ms_cur_x, _ms_cur_y, _ms_cur_w, _ms_cur_h, _ms_old_x, _ms_old_y;
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int _ms_hotspot_x, _ms_hotspot_y, _ms_visible, _devpoll;
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int _current_shake_pos, _screen_w, _screen_h;
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unsigned char *_ms_buf;
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SoundProc *_sound_proc;
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void *_sound_proc_param;
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bool _overlay_visible, _overlay_dirty, _screen_dirty;
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int _screen_buffer, _overlay_buffer, _mouse_buffer;
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float _overlay_fade;
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unsigned char *screen;
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unsigned short *mouse;
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unsigned short *overlay;
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void *screen_tx[NUM_BUFFERS];
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void *mouse_tx[NUM_BUFFERS];
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void *ovl_tx[NUM_BUFFERS];
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unsigned short palette[256];
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short temp_sound_buffer[RING_BUFFER_SAMPLES];
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void checkSound();
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void drawMouse(int xdraw, int ydraw, int w, int h,
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unsigned char *buf, bool visible);
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};
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extern int handleInput(struct mapledev *pad,
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int &mouse_x, int &mouse_y,
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byte &shiftFlags);
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extern void initSound();
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extern bool selectGame(char *&, char *&, class Icon &);
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