activegs-ios/kegs/Src/video.h
2016-03-26 17:16:01 +01:00

296 lines
6.7 KiB
C++

/*
ActiveGS, Copyright 2004-2016 Olivier Goguel, https://github.com/ogoguel/ActiveGS
Based on Kegs, Copyright 2004 Kent Dickey, https://kegs.sourceforge.net
This code is covered by the GNU GPL licence
*/
#pragma once
extern void RESET_LINES();
extern void SET_LINES();
#define MAX_BORDER_CHANGES 16384
#ifdef _WIN32
#pragma pack(push,PRAGMA_PACK_SIZE)
#endif
STRUCT(Border_changes)
{
float fcycs;
int val;
} XCODE_PRAGMA_PACK;;
class sd_video : public serialized
{
public:
int g_a2_line_stat[200];
int g_a2_line_left_edge[200];
int g_a2_line_right_edge[200];
Kimage *g_a2_line_kimage[200];
int g_mode_text[2][200];
int g_mode_hires[2][200];
int g_mode_superhires[200];
int g_mode_border[200];
byte g_cur_border_colors[270];
byte g_new_special_border[64][64];
byte g_cur_special_border[64][64];
word32 g_a2_screen_buffer_changed ;
word32 g_full_refresh_needed;
word32 g_cycs_in_40col;
word32 g_cycs_in_xredraw ;
word32 g_superhires_scan_save[256];
double g_video_dcycs_check_input ;
int g_video_extra_check_inputs ;
/*
int g_video_act_margin_left;
int g_video_act_margin_right;
int g_video_act_margin_top;
int g_video_act_margin_bottom ;
int g_video_act_width;
int g_video_act_height ;
*/
int g_need_redraw ;
int g_palette_change_summary ;
word32 g_palette_change_cnt[16];
int g_border_sides_refresh_needed ;
int g_border_special_refresh_needed ;
int g_border_line24_refresh_needed ;
int g_status_refresh_needed ;
int g_vbl_border_color ;
int g_border_last_vbl_changes ;
int g_use_dhr140;
int g_a2_new_all_stat[200];
int g_a2_cur_all_stat[200];
int g_new_a2_stat_cur_line ;
int g_vid_update_last_line ;
int g_cur_a2_stat ;
int g_a2vid_palette ;
int Max_color_size ;
int g_saved_a2vid_palette ;
word32 g_a2vid_palette_remap[16];
word32 g_cycs_in_refresh_line ;
word32 g_cycs_in_refresh_ximage ;
int g_num_lines_superhires ;
int g_num_lines_superhires640;
int g_num_lines_prev_superhires ;
int g_num_lines_prev_superhires640 ;
int g_flash_count ;
int g_screen_redraw_skip_count ;
int g_screen_redraw_skip_amt ;
word32 g_cycs_in_check_input ;
int g_needfullrefreshfornextframe ;
int g_num_a2vid_palette_checks ;
int g_shr_palette_used[16];
int g_border_color;
Border_changes g_border_changes[MAX_BORDER_CHANGES];
int g_num_border_changes;
#define RESET_KIMAGE(X,N) byte* old_##N = X.data_ptr; X.data_ptr=NULL;
#define SET_KIMAGE(X,N) X.data_ptr = old_##N ;
#define RESET_KIMAGES \
RESET_KIMAGE(g_kimage_text[0],g_kimage_text0); \
RESET_KIMAGE(g_kimage_text[1],g_kimage_text1); \
RESET_KIMAGE(g_kimage_hires[0],g_kimage_hires0); \
RESET_KIMAGE(g_kimage_hires[1],g_kimage_hires1); \
RESET_KIMAGE(g_kimage_superhires,g_kimage_superhires); \
RESET_KIMAGE(g_kimage_border_special,g_kimage_border_special); \
RESET_KIMAGE(g_kimage_border_special2,g_kimage_border_special2); \
RESET_KIMAGE(g_kimage_border_sides,g_kimage_border_sides); \
RESET_KIMAGE(g_mainwin_kimage,g_mainwin_kimage);
#define SET_KIMAGES \
SET_KIMAGE(g_kimage_text[0],g_kimage_text0); \
SET_KIMAGE(g_kimage_text[1],g_kimage_text1); \
SET_KIMAGE(g_kimage_hires[0],g_kimage_hires0); \
SET_KIMAGE(g_kimage_hires[1],g_kimage_hires1); \
SET_KIMAGE(g_kimage_superhires,g_kimage_superhires); \
SET_KIMAGE(g_kimage_border_special,g_kimage_border_special); \
SET_KIMAGE(g_kimage_border_special2,g_kimage_border_special2); \
SET_KIMAGE(g_kimage_border_sides,g_kimage_border_sides); \
SET_KIMAGE(g_mainwin_kimage,g_mainwin_kimage);
sd_video()
{
INIT_SERIALIZED();
g_video_extra_check_inputs=1;
g_a2_screen_buffer_changed = (word32)-1;
g_full_refresh_needed = (word32)-1;
/*
g_video_act_margin_left = BASE_MARGIN_LEFT;
g_video_act_margin_right = BASE_MARGIN_RIGHT;
g_video_act_margin_top = BASE_MARGIN_TOP;
g_video_act_margin_bottom = BASE_MARGIN_BOTTOM;
g_video_act_width = X_A2_WINDOW_WIDTH;
g_video_act_height = X_A2_WINDOW_HEIGHT;
*/
g_need_redraw = 1;
g_border_sides_refresh_needed = 1;
g_border_special_refresh_needed = 1;
g_border_line24_refresh_needed = 1;
g_status_refresh_needed = 1;
g_cur_a2_stat = ALL_STAT_TEXT | ALL_STAT_ANNUNC3 | (0xf << BIT_ALL_STAT_TEXT_COLOR);
g_a2vid_palette = 0xe;
Max_color_size = 256;
g_saved_a2vid_palette = -1;
g_screen_redraw_skip_amt = -1;
g_needfullrefreshfornextframe = 1 ;
g_num_a2vid_palette_checks = 1;
}
void in(serialize* _s)
{
RESET_LINES();
byte* ptr = (byte*)_s->data;
int ssize = *(int*)ptr;
if (ssize!=sizeof(*this))
x_fatal_exit("alignment mismatch");
ptr+=sizeof(ssize);
memcpy(this,ptr,sizeof(*this));
SET_LINES();
g_needfullrefreshfornextframe = 1 ;
}
int out(serialize* _s, int _fastalloc)
{
int ssize= sizeof(*this);
int size = ssize + sizeof(ssize);
_s->size = size;
_s->fastalloc = _fastalloc;
_s->data = (void*)x_malloc(size,_fastalloc);
RESET_LINES();
byte* ptr = (byte*)_s->data;
memcpy(ptr,&ssize,sizeof(ssize));
ptr+=sizeof(ssize);
memcpy(ptr,this,sizeof(*this));
SET_LINES();
return size;
}
} XCODE_PRAGMA_PACK;
#ifdef _WIN32
#pragma pack(pop)
#endif
extern sd_video g_video;
extern int g_video_act_margin_left ;
extern int g_video_act_margin_right;
extern int g_video_act_margin_top ;
extern int g_video_act_margin_bottom ;
extern int g_video_act_width ;
extern int g_video_act_height ;
class ss_video
{
public:
int g_screen_mdepth;
int g_screen_depth;
word32 g_red_mask;
word32 g_green_mask ;
word32 g_blue_mask ;
int g_red_left_shift;
int g_green_left_shift ;
int g_blue_left_shift;
int g_red_right_shift ;
int g_green_right_shift ;
int g_blue_right_shift ;
int g_installed_full_superhires_colormap ;
word32 g_saved_line_palettes[200][8];
word32 slow_mem_changed[SLOW_MEM_CH_SIZE];
Kimage g_kimage_text[2];
Kimage g_kimage_hires[2];
Kimage g_kimage_superhires;
Kimage g_kimage_border_special;
Kimage g_kimage_border_special2;
Kimage g_kimage_border_sides;
Kimage g_mainwin_kimage;
ss_video()
{
memset(this,0,sizeof(*this));
g_screen_depth = 8;
g_red_mask = 0xff;
g_green_mask = 0xff;
g_blue_mask = 0xff;
g_red_left_shift = 16;
g_green_left_shift = 8;
g_blue_left_shift = 0;
g_red_right_shift = 0;
g_green_right_shift = 0;
g_blue_right_shift = 0;
}
} ;
extern ss_video s_video;
extern Kimage g_kimage_offscreen;
extern int g_video_offscreen_has_been_modified ;
void refresh_video(int _forcerefresh);
void init_kimage(Kimage *kimage_ptr, int extend_info, int depth, int mdepth);
#define NBFPSTIMER 5
extern void addFrameRate(int );
extern int getFrameRate(int );