| /* | |
| * simh sim_video support for XY display simulator | |
| * Mark Pizzolato <mark@infocomm.com> | |
| * January 2016 | |
| * Based on win32.c module by Phil Budne | |
| */ | |
| /* | |
| * Copyright (c) 2016, Mark Pizzolato | |
| * | |
| * Permission is hereby granted, free of charge, to any person obtaining a | |
| * copy of this software and associated documentation files (the "Software"), | |
| * to deal in the Software without restriction, including without limitation | |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
| * and/or sell copies of the Software, and to permit persons to whom the | |
| * Software is furnished to do so, subject to the following conditions: | |
| * | |
| * The above copyright notice and this permission notice shall be included in | |
| * all copies or substantial portions of the Software. | |
| * | |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
| * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER | |
| * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
| * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
| * | |
| * Except as contained in this notice, the names of the authors shall | |
| * not be used in advertising or otherwise to promote the sale, use or | |
| * other dealings in this Software without prior written authorization | |
| * from the authors. | |
| */ | |
| /* | |
| * BUGS: | |
| * Does not allow you to close display window; | |
| * would need to tear down both system, and system independent data. | |
| * | |
| */ | |
| #include "sim_video.h" | |
| #include <stdio.h> | |
| #include <stdlib.h> | |
| #include "ws.h" | |
| #include "display.h" | |
| #ifndef PIX_SIZE | |
| #define PIX_SIZE 1 | |
| #endif | |
| /* | |
| * light pen location | |
| * see ws.h for full description | |
| */ | |
| int ws_lp_x = -1; | |
| int ws_lp_y = -1; | |
| static int xpixels, ypixels; | |
| static int pix_size = PIX_SIZE; | |
| static char *window_name; | |
| static uint32 *colors = NULL; | |
| static uint32 ncolors = 0, size_colors = 0; | |
| static uint32 *surface = NULL; | |
| typedef struct cursor { | |
| Uint8 *data; | |
| Uint8 *mask; | |
| int width; | |
| int height; | |
| int hot_x; | |
| int hot_y; | |
| } CURSOR; | |
| static CURSOR *arrow_cursor; | |
| static CURSOR *cross_cursor; | |
| static int | |
| map_key(int k) | |
| { | |
| switch (k) { | |
| case SIM_KEY_0: return '0'; | |
| case SIM_KEY_1: return '1'; | |
| case SIM_KEY_2: return '2'; | |
| case SIM_KEY_3: return '3'; | |
| case SIM_KEY_4: return '4'; | |
| case SIM_KEY_5: return '5'; | |
| case SIM_KEY_6: return '6'; | |
| case SIM_KEY_7: return '7'; | |
| case SIM_KEY_8: return '8'; | |
| case SIM_KEY_9: return '9'; | |
| case SIM_KEY_A: return 'a'; | |
| case SIM_KEY_B: return 'b'; | |
| case SIM_KEY_C: return 'c'; | |
| case SIM_KEY_D: return 'd'; | |
| case SIM_KEY_E: return 'e'; | |
| case SIM_KEY_F: return 'f'; | |
| case SIM_KEY_G: return 'g'; | |
| case SIM_KEY_H: return 'h'; | |
| case SIM_KEY_I: return 'i'; | |
| case SIM_KEY_J: return 'j'; | |
| case SIM_KEY_K: return 'k'; | |
| case SIM_KEY_L: return 'l'; | |
| case SIM_KEY_M: return 'm'; | |
| case SIM_KEY_N: return 'n'; | |
| case SIM_KEY_O: return 'o'; | |
| case SIM_KEY_P: return 'p'; | |
| case SIM_KEY_Q: return 'q'; | |
| case SIM_KEY_R: return 'r'; | |
| case SIM_KEY_S: return 's'; | |
| case SIM_KEY_T: return 't'; | |
| case SIM_KEY_U: return 'u'; | |
| case SIM_KEY_V: return 'v'; | |
| case SIM_KEY_W: return 'w'; | |
| case SIM_KEY_X: return 'x'; | |
| case SIM_KEY_Y: return 'y'; | |
| case SIM_KEY_Z: return 'z'; | |
| case SIM_KEY_BACKQUOTE: return '`'; | |
| case SIM_KEY_MINUS: return '-'; | |
| case SIM_KEY_EQUALS: return '='; | |
| case SIM_KEY_LEFT_BRACKET: return '['; | |
| case SIM_KEY_RIGHT_BRACKET: return ']'; | |
| case SIM_KEY_SEMICOLON: return ';'; | |
| case SIM_KEY_SINGLE_QUOTE: return '\''; | |
| case SIM_KEY_BACKSLASH: return '\\'; | |
| case SIM_KEY_LEFT_BACKSLASH: return '\\'; | |
| case SIM_KEY_COMMA: return ','; | |
| case SIM_KEY_PERIOD: return '.'; | |
| case SIM_KEY_SLASH: return '/'; | |
| case SIM_KEY_BACKSPACE: return '\b'; | |
| case SIM_KEY_TAB: return '\t'; | |
| case SIM_KEY_ENTER: return '\r'; | |
| case SIM_KEY_SPACE: return ' '; | |
| } | |
| return k; | |
| } | |
| int | |
| ws_poll(int *valp, int maxus) | |
| { | |
| SIM_MOUSE_EVENT mev; | |
| SIM_KEY_EVENT kev; | |
| if (maxus > 1000) | |
| sim_os_ms_sleep (maxus/1000); | |
| if (SCPE_OK == vid_poll_mouse (&mev)) { | |
| unsigned char old_lp_sw = display_lp_sw; | |
| if ((display_lp_sw = mev.b1_state)) { | |
| ws_lp_x = mev.x_pos; | |
| ws_lp_y = (ypixels - 1) - mev.y_pos; /* range 0 - (ypixels-1) */ | |
| /* convert to display coordinates */ | |
| ws_lp_x /= pix_size; | |
| ws_lp_y /= pix_size; | |
| if (!old_lp_sw && !display_tablet) | |
| vid_set_cursor (1, cross_cursor->width, cross_cursor->height, cross_cursor->data, cross_cursor->mask, cross_cursor->hot_x, cross_cursor->hot_y); | |
| } | |
| else { | |
| ws_lp_x = ws_lp_y = -1; | |
| if (old_lp_sw && !display_tablet) | |
| vid_set_cursor (1, arrow_cursor->width, arrow_cursor->height, arrow_cursor->data, arrow_cursor->mask, arrow_cursor->hot_x, arrow_cursor->hot_y); | |
| } | |
| vid_set_cursor_position (mev.x_pos, mev.y_pos); | |
| } | |
| if (SCPE_OK == vid_poll_kb (&kev)) { | |
| switch (kev.state) { | |
| case SIM_KEYPRESS_DOWN: | |
| case SIM_KEYPRESS_REPEAT: | |
| display_keydown(map_key(kev.key)); | |
| break; | |
| case SIM_KEYPRESS_UP: | |
| display_keyup(map_key(kev.key)); | |
| break; | |
| } | |
| } | |
| return 1; | |
| } | |
| /* XPM */ | |
| static const char *arrow[] = { | |
| /* width height num_colors chars_per_pixel */ | |
| " 16 16 3 1", | |
| /* colors */ | |
| "X c #000000", /* black */ | |
| ". c #ffffff", /* white */ | |
| " c None", | |
| /* pixels */ | |
| "X ", | |
| "XX ", | |
| "X.X ", | |
| "X..X ", | |
| "X...X ", | |
| "X....X ", | |
| "X.....X ", | |
| "X......X ", | |
| "X.......X ", | |
| "X........X ", | |
| "X.....XXXXX ", | |
| "X..X..X ", | |
| "X.X X..X ", | |
| "XX X..X ", | |
| "X X..X ", | |
| " XX ", | |
| }; | |
| /* XPM */ | |
| static const char *cross[] = { | |
| /* width height num_colors chars_per_pixel hot_x hot_y*/ | |
| " 16 16 3 1 7 7", | |
| /* colors */ | |
| "X c #000000", /* black */ | |
| ". c #ffffff", /* white */ | |
| " c None", | |
| /* pixels */ | |
| " XXXX ", | |
| " X..X ", | |
| " X..X ", | |
| " X..X ", | |
| " X..X ", | |
| " X..X ", | |
| "XXXXXXX..XXXXXXX", | |
| "X..............X", | |
| "X..............X", | |
| "XXXXXXX..XXXXXXX", | |
| " X..X ", | |
| " X..X ", | |
| " X..X ", | |
| " X..X ", | |
| " X..X ", | |
| " XXXX ", | |
| "7,7" | |
| }; | |
| static CURSOR *ws_create_cursor(const char *image[]) | |
| { | |
| int byte, bit, row, col; | |
| Uint8 *data = NULL; | |
| Uint8 *mask = NULL; | |
| char black, white, transparent; | |
| CURSOR *result = NULL; | |
| int width, height, colors, cpp; | |
| int hot_x = 0, hot_y = 0; | |
| if (4 > sscanf(image[0], "%d %d %d %d %d %d", | |
| &width, &height, &colors, &cpp, &hot_x, &hot_y)) | |
| return result; | |
| if ((cpp != 1) || (0 != width%8) || (colors != 3)) | |
| return result; | |
| black = image[1][0]; | |
| white = image[2][0]; | |
| transparent = image[3][0]; | |
| data = (Uint8 *)calloc (1, (width / 8) * height); | |
| mask = (Uint8 *)calloc (1, (width / 8) * height); | |
| if (!data || !mask) { | |
| free (data); | |
| free (mask); | |
| return result; | |
| } | |
| bit = 7; | |
| byte = 0; | |
| for (row=0; row<height; ++row) { | |
| for (col=0; col<width; ++col) { | |
| if (image[colors+1+row][col] == black) { | |
| data[byte] |= (1 << bit); | |
| mask[byte] |= (1 << bit); | |
| } | |
| else | |
| if (image[colors+1+row][col] == white) { | |
| mask[byte] |= (1 << bit); | |
| } | |
| else | |
| if (image[colors+1+row][col] != transparent) { | |
| free (data); | |
| free (mask); | |
| return result; | |
| } | |
| --bit; | |
| if (bit < 0) { | |
| ++byte; | |
| bit = 7; | |
| } | |
| } | |
| } | |
| result = calloc (1, sizeof(*result)); | |
| if (result) { | |
| result->data = data; | |
| result->mask = mask; | |
| result->width = width; | |
| result->height = height; | |
| result->hot_x = hot_x; | |
| result->hot_y = hot_y; | |
| } | |
| else { | |
| free (data); | |
| free (mask); | |
| } | |
| return result; | |
| } | |
| static void ws_free_cursor (CURSOR *cursor) | |
| { | |
| if (!cursor) | |
| return; | |
| free (cursor->data); | |
| free (cursor->mask); | |
| free (cursor); | |
| } | |
| /* called from display layer on first display op */ | |
| int | |
| ws_init(char *name, int xp, int yp, int colors, void *dptr) | |
| { | |
| int i; | |
| int ret; | |
| arrow_cursor = ws_create_cursor (arrow); | |
| cross_cursor = ws_create_cursor (cross); | |
| xpixels = xp; | |
| ypixels = yp; | |
| window_name = name; | |
| surface = realloc (surface, xpixels*ypixels*sizeof(*surface)); | |
| for (i=0; i<xpixels*ypixels; i++) | |
| surface[i] = vid_mono_palette[0]; | |
| ret = (0 == vid_open (dptr, name, xp*pix_size, yp*pix_size, 0)); | |
| if (ret) | |
| vid_set_cursor (1, arrow_cursor->width, arrow_cursor->height, arrow_cursor->data, arrow_cursor->mask, arrow_cursor->hot_x, arrow_cursor->hot_y); | |
| return ret; | |
| } | |
| void | |
| ws_shutdown(void) | |
| { | |
| ws_free_cursor(arrow_cursor); | |
| ws_free_cursor(cross_cursor); | |
| vid_close(); | |
| } | |
| void * | |
| ws_color_rgb(int r, int g, int b) | |
| { | |
| uint32 color, i; | |
| color = sim_end ? (0xFF000000 | ((r & 0xFF00) << 8) | (g & 0xFF00) | ((b & 0xFF00) >> 8)) : (0x000000FF | (r & 0xFF00) | ((g & 0xFF00) << 8) | ((b & 0xFF00) << 16)); | |
| for (i=0; i<ncolors; i++) { | |
| if (colors[i] == color) | |
| return &colors[i]; | |
| } | |
| if (ncolors == size_colors) { | |
| colors = realloc (colors, (ncolors + 1000) * sizeof (*colors)); | |
| size_colors += 1000; | |
| if (size_colors == 1000) { | |
| colors[0] = vid_mono_palette[0]; | |
| colors[1] = vid_mono_palette[1]; | |
| ncolors = 2; | |
| } | |
| } | |
| colors[ncolors] = color; | |
| ++ncolors; | |
| return (void *)&colors[ncolors-1]; | |
| } | |
| void * | |
| ws_color_black(void) | |
| { | |
| return (void *)&vid_mono_palette[0]; | |
| } | |
| void * | |
| ws_color_white(void) | |
| { | |
| return (void *)&vid_mono_palette[1]; | |
| } | |
| void | |
| ws_display_point(int x, int y, void *color) | |
| { | |
| uint32 *brush = (uint32 *)color; | |
| if (x > xpixels || y > ypixels) | |
| return; | |
| y = ypixels - 1 - y; /* invert y, top left origin */ | |
| if (brush == NULL) | |
| brush = ws_color_black (); | |
| if (pix_size > 1) { | |
| int i, j; | |
| for (i=0; i<pix_size; i++) | |
| for (j=0; j<pix_size; j++) | |
| surface[(y + i)*xpixels + x + j] = *brush; | |
| } | |
| else | |
| surface[y*xpixels + x] = *brush; | |
| } | |
| void | |
| ws_sync(void) { | |
| vid_draw (0, 0, xpixels, ypixels, surface); | |
| vid_refresh (); | |
| } | |
| void | |
| ws_beep(void) { | |
| vid_beep (); | |
| } | |
| unsigned long | |
| os_elapsed(void) | |
| { | |
| static int new; | |
| unsigned long ret; | |
| static uint32 t[2]; | |
| t[new] = sim_os_msec(); | |
| if (t[!new] == 0) | |
| ret = ~0L; /* +INF */ | |
| else | |
| ret = (t[new] - t[!new]) * 1000;/* usecs */ | |
| new = !new; /* Ecclesiastes III */ | |
| return ret; | |
| } |