| 1 |
/* |
| 2 |
* video_amiga.cpp - Video/graphics emulation, AmigaOS specific stuff |
| 3 |
* |
| 4 |
* Basilisk II (C) 1997-2001 Christian Bauer |
| 5 |
* |
| 6 |
* This program is free software; you can redistribute it and/or modify |
| 7 |
* it under the terms of the GNU General Public License as published by |
| 8 |
* the Free Software Foundation; either version 2 of the License, or |
| 9 |
* (at your option) any later version. |
| 10 |
* |
| 11 |
* This program is distributed in the hope that it will be useful, |
| 12 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 |
* GNU General Public License for more details. |
| 15 |
* |
| 16 |
* You should have received a copy of the GNU General Public License |
| 17 |
* along with this program; if not, write to the Free Software |
| 18 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 |
*/ |
| 20 |
|
| 21 |
#include <exec/types.h> |
| 22 |
#include <intuition/intuition.h> |
| 23 |
#include <graphics/rastport.h> |
| 24 |
#include <graphics/gfx.h> |
| 25 |
#include <cybergraphics/cybergraphics.h> |
| 26 |
#include <dos/dostags.h> |
| 27 |
#include <devices/timer.h> |
| 28 |
#include <proto/exec.h> |
| 29 |
#include <proto/dos.h> |
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#include <proto/intuition.h> |
| 31 |
#include <proto/graphics.h> |
| 32 |
#include <proto/Picasso96.h> |
| 33 |
#include <proto/cybergraphics.h> |
| 34 |
|
| 35 |
#include "sysdeps.h" |
| 36 |
#include "cpu_emulation.h" |
| 37 |
#include "main.h" |
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#include "adb.h" |
| 39 |
#include "prefs.h" |
| 40 |
#include "user_strings.h" |
| 41 |
#include "video.h" |
| 42 |
|
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#define DEBUG 0 |
| 44 |
#include "debug.h" |
| 45 |
|
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|
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// Display types |
| 48 |
enum { |
| 49 |
DISPLAY_WINDOW, |
| 50 |
DISPLAY_PIP, |
| 51 |
DISPLAY_SCREEN_P96, |
| 52 |
DISPLAY_SCREEN_CGFX |
| 53 |
}; |
| 54 |
|
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// Global variables |
| 56 |
static int32 frame_skip; |
| 57 |
static int display_type = DISPLAY_WINDOW; // See enum above |
| 58 |
static struct Screen *the_screen = NULL; |
| 59 |
static struct Window *the_win = NULL; |
| 60 |
static struct BitMap *the_bitmap = NULL; |
| 61 |
static UWORD *null_pointer = NULL; // Blank mouse pointer data |
| 62 |
static UWORD *current_pointer = (UWORD *)-1; // Currently visible mouse pointer data |
| 63 |
static LONG black_pen = -1, white_pen = -1; |
| 64 |
static struct Process *periodic_proc = NULL; // Periodic process |
| 65 |
|
| 66 |
extern struct Task *MainTask; // Pointer to main task (from main_amiga.cpp) |
| 67 |
|
| 68 |
|
| 69 |
// Amiga -> Mac raw keycode translation table |
| 70 |
static const uint8 keycode2mac[0x80] = { |
| 71 |
0x0a, 0x12, 0x13, 0x14, 0x15, 0x17, 0x16, 0x1a, // ` 1 2 3 4 5 6 7 |
| 72 |
0x1c, 0x19, 0x1d, 0x1b, 0x18, 0x2a, 0xff, 0x52, // 8 9 0 - = \ inv 0 |
| 73 |
0x0c, 0x0d, 0x0e, 0x0f, 0x11, 0x10, 0x20, 0x22, // Q W E R T Y U I |
| 74 |
0x1f, 0x23, 0x21, 0x1e, 0xff, 0x53, 0x54, 0x55, // O P [ ] inv 1 2 3 |
| 75 |
0x00, 0x01, 0x02, 0x03, 0x05, 0x04, 0x26, 0x28, // A S D F G H J K |
| 76 |
0x25, 0x29, 0x27, 0x2a, 0xff, 0x56, 0x57, 0x58, // L ; ' # inv 4 5 6 |
| 77 |
0x32, 0x06, 0x07, 0x08, 0x09, 0x0b, 0x2d, 0x2e, // < Z X C V B N M |
| 78 |
0x2b, 0x2f, 0x2c, 0xff, 0x41, 0x59, 0x5b, 0x5c, // , . / inv . 7 8 9 |
| 79 |
0x31, 0x33, 0x30, 0x4c, 0x24, 0x35, 0x75, 0xff, // SPC BSP TAB ENT RET ESC DEL inv |
| 80 |
0xff, 0xff, 0x4e, 0xff, 0x3e, 0x3d, 0x3c, 0x3b, // inv inv - inv CUP CDN CRT CLF |
| 81 |
0x7a, 0x78, 0x63, 0x76, 0x60, 0x61, 0x62, 0x64, // F1 F2 F3 F4 F5 F6 F7 F8 |
| 82 |
0x65, 0x6d, 0x47, 0x51, 0x4b, 0x43, 0x45, 0x72, // F9 F10 ( ) / * + HLP |
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0x38, 0x38, 0x39, 0x36, 0x3a, 0x3a, 0x37, 0x37, // SHL SHR CAP CTL ALL ALR AML AMR |
| 84 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, // inv inv inv inv inv inv inv inv |
| 85 |
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, // inv inv inv inv inv inv inv inv |
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff // inv inv inv inv inv inv inv inv |
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}; |
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|
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|
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// Prototypes |
| 91 |
static void periodic_func(void); |
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|
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|
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/* |
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* Initialization |
| 96 |
*/ |
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|
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// Add resolution to list of supported modes and set VideoMonitor |
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static void set_video_monitor(uint32 width, uint32 height, uint32 bytes_per_row, int depth) |
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{ |
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video_mode mode; |
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|
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mode.x = width; |
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mode.y = height; |
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mode.resolution_id = 0x80; |
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mode.bytes_per_row = bytes_per_row; |
| 107 |
|
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switch (depth) { |
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case 1: |
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mode.depth = VDEPTH_1BIT; |
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break; |
| 112 |
case 2: |
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mode.depth = VDEPTH_2BIT; |
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break; |
| 115 |
case 4: |
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mode.depth = VDEPTH_4BIT; |
| 117 |
break; |
| 118 |
case 8: |
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mode.depth = VDEPTH_8BIT; |
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break; |
| 121 |
case 15: |
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mode.depth = VDEPTH_16BIT; |
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break; |
| 124 |
case 16: |
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mode.depth = VDEPTH_16BIT; |
| 126 |
break; |
| 127 |
case 24: |
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case 32: |
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mode.depth = VDEPTH_32BIT; |
| 130 |
break; |
| 131 |
} |
| 132 |
|
| 133 |
VideoModes.push_back(mode); |
| 134 |
VideoMonitor.mode = mode; |
| 135 |
} |
| 136 |
|
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// Open window |
| 138 |
static bool init_window(int width, int height) |
| 139 |
{ |
| 140 |
// Set absolute mouse mode |
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ADBSetRelMouseMode(false); |
| 142 |
|
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// Open window |
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the_win = OpenWindowTags(NULL, |
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WA_Left, 0, WA_Top, 0, |
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WA_InnerWidth, width, WA_InnerHeight, height, |
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WA_SimpleRefresh, TRUE, |
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WA_NoCareRefresh, TRUE, |
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WA_Activate, TRUE, |
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WA_RMBTrap, TRUE, |
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WA_ReportMouse, TRUE, |
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WA_DragBar, TRUE, |
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WA_DepthGadget, TRUE, |
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WA_SizeGadget, FALSE, |
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WA_Title, (ULONG)GetString(STR_WINDOW_TITLE), |
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TAG_END |
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); |
| 158 |
if (the_win == NULL) { |
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ErrorAlert(GetString(STR_OPEN_WINDOW_ERR)); |
| 160 |
return false; |
| 161 |
} |
| 162 |
|
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// Create bitmap ("height + 2" for safety) |
| 164 |
the_bitmap = AllocBitMap(width, height + 2, 1, BMF_CLEAR, NULL); |
| 165 |
if (the_bitmap == NULL) { |
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ErrorAlert(GetString(STR_NO_MEM_ERR)); |
| 167 |
return false; |
| 168 |
} |
| 169 |
|
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// Add resolution and set VideoMonitor |
| 171 |
set_video_monitor(width, height, the_bitmap->BytesPerRow, 1); |
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VideoMonitor.mac_frame_base = (uint32)the_bitmap->Planes[0]; |
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|
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// Set FgPen and BgPen |
| 175 |
black_pen = ObtainBestPenA(the_win->WScreen->ViewPort.ColorMap, 0, 0, 0, NULL); |
| 176 |
white_pen = ObtainBestPenA(the_win->WScreen->ViewPort.ColorMap, 0xffffffff, 0xffffffff, 0xffffffff, NULL); |
| 177 |
SetAPen(the_win->RPort, black_pen); |
| 178 |
SetBPen(the_win->RPort, white_pen); |
| 179 |
SetDrMd(the_win->RPort, JAM2); |
| 180 |
return true; |
| 181 |
} |
| 182 |
|
| 183 |
// Open PIP (requires Picasso96) |
| 184 |
static bool init_pip(int width, int height) |
| 185 |
{ |
| 186 |
// Set absolute mouse mode |
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ADBSetRelMouseMode(false); |
| 188 |
|
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// Open window |
| 190 |
ULONG error = 0; |
| 191 |
the_win = p96PIP_OpenTags( |
| 192 |
P96PIP_SourceFormat, RGBFB_R5G5B5, |
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P96PIP_SourceWidth, width, |
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P96PIP_SourceHeight, height, |
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P96PIP_ErrorCode, (ULONG)&error, |
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WA_Left, 0, WA_Top, 0, |
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WA_InnerWidth, width, WA_InnerHeight, height, |
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WA_SimpleRefresh, TRUE, |
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WA_NoCareRefresh, TRUE, |
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WA_Activate, TRUE, |
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WA_RMBTrap, TRUE, |
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WA_ReportMouse, TRUE, |
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WA_DragBar, TRUE, |
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WA_DepthGadget, TRUE, |
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WA_SizeGadget, FALSE, |
| 206 |
WA_Title, (ULONG)GetString(STR_WINDOW_TITLE), |
| 207 |
WA_PubScreenName, (ULONG)"Workbench", |
| 208 |
TAG_END |
| 209 |
); |
| 210 |
if (the_win == NULL || error) { |
| 211 |
ErrorAlert(GetString(STR_OPEN_WINDOW_ERR)); |
| 212 |
return false; |
| 213 |
} |
| 214 |
|
| 215 |
// Find bitmap |
| 216 |
p96PIP_GetTags(the_win, P96PIP_SourceBitMap, (ULONG)&the_bitmap, TAG_END); |
| 217 |
|
| 218 |
// Add resolution and set VideoMonitor |
| 219 |
set_video_monitor(width, height, p96GetBitMapAttr(the_bitmap, P96BMA_BYTESPERROW), 16); |
| 220 |
VideoMonitor.mac_frame_base = p96GetBitMapAttr(the_bitmap, P96BMA_MEMORY); |
| 221 |
return true; |
| 222 |
} |
| 223 |
|
| 224 |
// Open Picasso96 screen |
| 225 |
static bool init_screen_p96(ULONG mode_id) |
| 226 |
{ |
| 227 |
// Set relative mouse mode |
| 228 |
ADBSetRelMouseMode(true); |
| 229 |
|
| 230 |
// Check if the mode is one we can handle |
| 231 |
uint32 depth = p96GetModeIDAttr(mode_id, P96IDA_DEPTH); |
| 232 |
uint32 format = p96GetModeIDAttr(mode_id, P96IDA_RGBFORMAT); |
| 233 |
|
| 234 |
switch (depth) { |
| 235 |
case 8: |
| 236 |
break; |
| 237 |
case 15: |
| 238 |
case 16: |
| 239 |
if (format != RGBFB_R5G5B5) { |
| 240 |
ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR)); |
| 241 |
return false; |
| 242 |
} |
| 243 |
break; |
| 244 |
case 24: |
| 245 |
case 32: |
| 246 |
if (format != RGBFB_A8R8G8B8) { |
| 247 |
ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR)); |
| 248 |
return false; |
| 249 |
} |
| 250 |
break; |
| 251 |
default: |
| 252 |
ErrorAlert(GetString(STR_WRONG_SCREEN_DEPTH_ERR)); |
| 253 |
return false; |
| 254 |
} |
| 255 |
|
| 256 |
// Yes, get width and height |
| 257 |
uint32 width = p96GetModeIDAttr(mode_id, P96IDA_WIDTH); |
| 258 |
uint32 height = p96GetModeIDAttr(mode_id, P96IDA_HEIGHT); |
| 259 |
|
| 260 |
// Open screen |
| 261 |
the_screen = p96OpenScreenTags( |
| 262 |
P96SA_DisplayID, mode_id, |
| 263 |
P96SA_Title, (ULONG)GetString(STR_WINDOW_TITLE), |
| 264 |
P96SA_Quiet, TRUE, |
| 265 |
P96SA_NoMemory, TRUE, |
| 266 |
P96SA_NoSprite, TRUE, |
| 267 |
P96SA_Exclusive, TRUE, |
| 268 |
TAG_END |
| 269 |
); |
| 270 |
if (the_screen == NULL) { |
| 271 |
ErrorAlert(GetString(STR_OPEN_SCREEN_ERR)); |
| 272 |
return false; |
| 273 |
} |
| 274 |
|
| 275 |
// Open window |
| 276 |
the_win = OpenWindowTags(NULL, |
| 277 |
WA_Left, 0, WA_Top, 0, |
| 278 |
WA_Width, width, WA_Height, height, |
| 279 |
WA_NoCareRefresh, TRUE, |
| 280 |
WA_Borderless, TRUE, |
| 281 |
WA_Activate, TRUE, |
| 282 |
WA_RMBTrap, TRUE, |
| 283 |
WA_ReportMouse, TRUE, |
| 284 |
WA_CustomScreen, (ULONG)the_screen, |
| 285 |
TAG_END |
| 286 |
); |
| 287 |
if (the_win == NULL) { |
| 288 |
ErrorAlert(GetString(STR_OPEN_WINDOW_ERR)); |
| 289 |
return false; |
| 290 |
} |
| 291 |
|
| 292 |
ScreenToFront(the_screen); |
| 293 |
|
| 294 |
// Add resolution and set VideoMonitor |
| 295 |
set_video_monitor(width, height, p96GetBitMapAttr(the_screen->RastPort.BitMap, P96BMA_BYTESPERROW), depth); |
| 296 |
VideoMonitor.mac_frame_base = p96GetBitMapAttr(the_screen->RastPort.BitMap, P96BMA_MEMORY); |
| 297 |
return true; |
| 298 |
} |
| 299 |
|
| 300 |
// Open CyberGraphX screen |
| 301 |
static bool init_screen_cgfx(ULONG mode_id) |
| 302 |
{ |
| 303 |
// Set relative mouse mode |
| 304 |
ADBSetRelMouseMode(true); |
| 305 |
|
| 306 |
// Check if the mode is one we can handle |
| 307 |
uint32 depth = GetCyberIDAttr(CYBRIDATTR_DEPTH, mode_id); |
| 308 |
uint32 format = GetCyberIDAttr(CYBRIDATTR_PIXFMT, mode_id); |
| 309 |
|
| 310 |
switch (depth) { |
| 311 |
case 8: |
| 312 |
break; |
| 313 |
case 15: |
| 314 |
case 16: |
| 315 |
// !!! PIXFMT_RGB15 is correct !!! |
| 316 |
if (format != PIXFMT_RGB15) { |
| 317 |
ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR)); |
| 318 |
return false; |
| 319 |
} |
| 320 |
break; |
| 321 |
case 24: |
| 322 |
case 32: |
| 323 |
if (format != PIXFMT_ARGB32) { |
| 324 |
ErrorAlert(GetString(STR_WRONG_SCREEN_FORMAT_ERR)); |
| 325 |
return false; |
| 326 |
} |
| 327 |
break; |
| 328 |
default: |
| 329 |
ErrorAlert(GetString(STR_WRONG_SCREEN_DEPTH_ERR)); |
| 330 |
return false; |
| 331 |
} |
| 332 |
|
| 333 |
// Yes, get width and height |
| 334 |
uint32 width = GetCyberIDAttr(CYBRIDATTR_WIDTH, mode_id); |
| 335 |
uint32 height = GetCyberIDAttr(CYBRIDATTR_HEIGHT, mode_id); |
| 336 |
|
| 337 |
// Open screen |
| 338 |
the_screen = OpenScreenTags(NULL, |
| 339 |
SA_DisplayID, mode_id, |
| 340 |
SA_Title, (ULONG)GetString(STR_WINDOW_TITLE), |
| 341 |
SA_Quiet, TRUE, |
| 342 |
SA_Exclusive, TRUE, |
| 343 |
TAG_END |
| 344 |
); |
| 345 |
if (the_screen == NULL) { |
| 346 |
ErrorAlert(GetString(STR_OPEN_SCREEN_ERR)); |
| 347 |
return false; |
| 348 |
} |
| 349 |
|
| 350 |
// Open window |
| 351 |
the_win = OpenWindowTags(NULL, |
| 352 |
WA_Left, 0, WA_Top, 0, |
| 353 |
WA_Width, width, WA_Height, height, |
| 354 |
WA_NoCareRefresh, TRUE, |
| 355 |
WA_Borderless, TRUE, |
| 356 |
WA_Activate, TRUE, |
| 357 |
WA_RMBTrap, TRUE, |
| 358 |
WA_ReportMouse, TRUE, |
| 359 |
WA_CustomScreen, (ULONG)the_screen, |
| 360 |
TAG_END |
| 361 |
); |
| 362 |
if (the_win == NULL) { |
| 363 |
ErrorAlert(GetString(STR_OPEN_WINDOW_ERR)); |
| 364 |
return false; |
| 365 |
} |
| 366 |
|
| 367 |
ScreenToFront(the_screen); |
| 368 |
static UWORD ptr[] = { 0, 0, 0, 0 }; |
| 369 |
SetPointer(the_win, ptr, 0, 0, 0, 0); // Hide mouse pointer |
| 370 |
|
| 371 |
// Set VideoMonitor |
| 372 |
ULONG frame_base; |
| 373 |
APTR handle = LockBitMapTags(the_screen->RastPort.BitMap, |
| 374 |
LBMI_BASEADDRESS, (ULONG)&frame_base, |
| 375 |
TAG_END |
| 376 |
); |
| 377 |
UnLockBitMap(handle); |
| 378 |
set_video_monitor(width, height, GetCyberMapAttr(the_screen->RastPort.BitMap, CYBRMATTR_XMOD), depth); |
| 379 |
VideoMonitor.mac_frame_base = frame_base; |
| 380 |
return true; |
| 381 |
} |
| 382 |
|
| 383 |
bool VideoInit(bool classic) |
| 384 |
{ |
| 385 |
// Allocate blank mouse pointer data |
| 386 |
null_pointer = (UWORD *)AllocMem(12, MEMF_PUBLIC | MEMF_CHIP | MEMF_CLEAR); |
| 387 |
if (null_pointer == NULL) { |
| 388 |
ErrorAlert(GetString(STR_NO_MEM_ERR)); |
| 389 |
return false; |
| 390 |
} |
| 391 |
|
| 392 |
// Read frame skip prefs |
| 393 |
frame_skip = PrefsFindInt32("frameskip"); |
| 394 |
if (frame_skip == 0) |
| 395 |
frame_skip = 1; |
| 396 |
|
| 397 |
// Get screen mode from preferences |
| 398 |
const char *mode_str; |
| 399 |
if (classic) |
| 400 |
mode_str = "win/512/342"; |
| 401 |
else |
| 402 |
mode_str = PrefsFindString("screen"); |
| 403 |
|
| 404 |
// Determine type and mode |
| 405 |
display_type = DISPLAY_WINDOW; |
| 406 |
int width = 512, height = 384; |
| 407 |
ULONG mode_id = 0; |
| 408 |
if (mode_str) { |
| 409 |
if (sscanf(mode_str, "win/%d/%d", &width, &height) == 2) |
| 410 |
display_type = DISPLAY_WINDOW; |
| 411 |
else if (sscanf(mode_str, "pip/%d/%d", &width, &height) == 2 && P96Base) |
| 412 |
display_type = DISPLAY_PIP; |
| 413 |
else if (sscanf(mode_str, "scr/%08lx", &mode_id) == 1 && (CyberGfxBase || P96Base)) { |
| 414 |
if (P96Base && p96GetModeIDAttr(mode_id, P96IDA_ISP96)) |
| 415 |
display_type = DISPLAY_SCREEN_P96; |
| 416 |
else if (CyberGfxBase && IsCyberModeID(mode_id)) |
| 417 |
display_type = DISPLAY_SCREEN_CGFX; |
| 418 |
else { |
| 419 |
ErrorAlert(GetString(STR_NO_P96_MODE_ERR)); |
| 420 |
return false; |
| 421 |
} |
| 422 |
} |
| 423 |
} |
| 424 |
|
| 425 |
// Open display |
| 426 |
switch (display_type) { |
| 427 |
case DISPLAY_WINDOW: |
| 428 |
if (!init_window(width, height)) |
| 429 |
return false; |
| 430 |
break; |
| 431 |
|
| 432 |
case DISPLAY_PIP: |
| 433 |
if (!init_pip(width, height)) |
| 434 |
return false; |
| 435 |
break; |
| 436 |
|
| 437 |
case DISPLAY_SCREEN_P96: |
| 438 |
if (!init_screen_p96(mode_id)) |
| 439 |
return false; |
| 440 |
break; |
| 441 |
|
| 442 |
case DISPLAY_SCREEN_CGFX: |
| 443 |
if (!init_screen_cgfx(mode_id)) |
| 444 |
return false; |
| 445 |
break; |
| 446 |
} |
| 447 |
|
| 448 |
// Start periodic process |
| 449 |
periodic_proc = CreateNewProcTags( |
| 450 |
NP_Entry, (ULONG)periodic_func, |
| 451 |
NP_Name, (ULONG)"Basilisk II IDCMP Handler", |
| 452 |
NP_Priority, 0, |
| 453 |
TAG_END |
| 454 |
); |
| 455 |
if (periodic_proc == NULL) { |
| 456 |
ErrorAlert(GetString(STR_NO_MEM_ERR)); |
| 457 |
return false; |
| 458 |
} |
| 459 |
return true; |
| 460 |
} |
| 461 |
|
| 462 |
|
| 463 |
/* |
| 464 |
* Deinitialization |
| 465 |
*/ |
| 466 |
|
| 467 |
void VideoExit(void) |
| 468 |
{ |
| 469 |
// Stop periodic process |
| 470 |
if (periodic_proc) { |
| 471 |
SetSignal(0, SIGF_SINGLE); |
| 472 |
Signal(&periodic_proc->pr_Task, SIGBREAKF_CTRL_C); |
| 473 |
Wait(SIGF_SINGLE); |
| 474 |
} |
| 475 |
|
| 476 |
switch (display_type) { |
| 477 |
|
| 478 |
case DISPLAY_WINDOW: |
| 479 |
|
| 480 |
// Window mode, free bitmap |
| 481 |
if (the_bitmap) { |
| 482 |
WaitBlit(); |
| 483 |
FreeBitMap(the_bitmap); |
| 484 |
} |
| 485 |
|
| 486 |
// Free pens and close window |
| 487 |
if (the_win) { |
| 488 |
ReleasePen(the_win->WScreen->ViewPort.ColorMap, black_pen); |
| 489 |
ReleasePen(the_win->WScreen->ViewPort.ColorMap, white_pen); |
| 490 |
|
| 491 |
CloseWindow(the_win); |
| 492 |
} |
| 493 |
break; |
| 494 |
|
| 495 |
case DISPLAY_PIP: |
| 496 |
|
| 497 |
// Close PIP |
| 498 |
if (the_win) |
| 499 |
p96PIP_Close(the_win); |
| 500 |
break; |
| 501 |
|
| 502 |
case DISPLAY_SCREEN_P96: |
| 503 |
|
| 504 |
// Close window |
| 505 |
if (the_win) |
| 506 |
CloseWindow(the_win); |
| 507 |
|
| 508 |
// Close screen |
| 509 |
if (the_screen) { |
| 510 |
p96CloseScreen(the_screen); |
| 511 |
the_screen = NULL; |
| 512 |
} |
| 513 |
break; |
| 514 |
|
| 515 |
case DISPLAY_SCREEN_CGFX: |
| 516 |
|
| 517 |
// Close window |
| 518 |
if (the_win) |
| 519 |
CloseWindow(the_win); |
| 520 |
|
| 521 |
// Close screen |
| 522 |
if (the_screen) { |
| 523 |
CloseScreen(the_screen); |
| 524 |
the_screen = NULL; |
| 525 |
} |
| 526 |
break; |
| 527 |
} |
| 528 |
|
| 529 |
// Free mouse pointer |
| 530 |
if (null_pointer) { |
| 531 |
FreeMem(null_pointer, 12); |
| 532 |
null_pointer = NULL; |
| 533 |
} |
| 534 |
} |
| 535 |
|
| 536 |
|
| 537 |
/* |
| 538 |
* Set palette |
| 539 |
*/ |
| 540 |
|
| 541 |
void video_set_palette(uint8 *pal) |
| 542 |
{ |
| 543 |
if (display_type == DISPLAY_SCREEN_P96 || display_type == DISPLAY_SCREEN_CGFX) { |
| 544 |
|
| 545 |
// Convert palette to 32 bits |
| 546 |
ULONG table[2 + 256 * 3]; |
| 547 |
table[0] = 256 << 16; |
| 548 |
table[256 * 3 + 1] = 0; |
| 549 |
for (int i=0; i<256; i++) { |
| 550 |
table[i*3+1] = pal[i*3] * 0x01010101; |
| 551 |
table[i*3+2] = pal[i*3+1] * 0x01010101; |
| 552 |
table[i*3+3] = pal[i*3+2] * 0x01010101; |
| 553 |
} |
| 554 |
|
| 555 |
// And load it |
| 556 |
LoadRGB32(&the_screen->ViewPort, table); |
| 557 |
} |
| 558 |
} |
| 559 |
|
| 560 |
|
| 561 |
/* |
| 562 |
* Video message handling (not neccessary under AmigaOS, handled by periodic_func()) |
| 563 |
*/ |
| 564 |
|
| 565 |
void VideoInterrupt(void) |
| 566 |
{ |
| 567 |
} |
| 568 |
|
| 569 |
|
| 570 |
/* |
| 571 |
* Process for window refresh and message handling |
| 572 |
*/ |
| 573 |
|
| 574 |
static __saveds void periodic_func(void) |
| 575 |
{ |
| 576 |
struct MsgPort *timer_port = NULL; |
| 577 |
struct timerequest *timer_io = NULL; |
| 578 |
struct IntuiMessage *msg; |
| 579 |
ULONG win_mask = 0, timer_mask = 0; |
| 580 |
|
| 581 |
// Create message port for window and attach it |
| 582 |
struct MsgPort *win_port = CreateMsgPort(); |
| 583 |
if (win_port) { |
| 584 |
win_mask = 1 << win_port->mp_SigBit; |
| 585 |
the_win->UserPort = win_port; |
| 586 |
ModifyIDCMP(the_win, IDCMP_MOUSEBUTTONS | IDCMP_MOUSEMOVE | IDCMP_RAWKEY | ((display_type == DISPLAY_SCREEN_P96 || display_type == DISPLAY_SCREEN_CGFX) ? IDCMP_DELTAMOVE : 0)); |
| 587 |
} |
| 588 |
|
| 589 |
// Start 60Hz timer for window refresh |
| 590 |
if (display_type == DISPLAY_WINDOW) { |
| 591 |
timer_port = CreateMsgPort(); |
| 592 |
if (timer_port) { |
| 593 |
timer_io = (struct timerequest *)CreateIORequest(timer_port, sizeof(struct timerequest)); |
| 594 |
if (timer_io) { |
| 595 |
if (!OpenDevice((UBYTE *)TIMERNAME, UNIT_MICROHZ, (struct IORequest *)timer_io, 0)) { |
| 596 |
timer_mask = 1 << timer_port->mp_SigBit; |
| 597 |
timer_io->tr_node.io_Command = TR_ADDREQUEST; |
| 598 |
timer_io->tr_time.tv_secs = 0; |
| 599 |
timer_io->tr_time.tv_micro = 16667 * frame_skip; |
| 600 |
SendIO((struct IORequest *)timer_io); |
| 601 |
} |
| 602 |
} |
| 603 |
} |
| 604 |
} |
| 605 |
|
| 606 |
// Main loop |
| 607 |
for (;;) { |
| 608 |
|
| 609 |
// Wait for timer and/or window (CTRL_C is used for quitting the task) |
| 610 |
ULONG sig = Wait(win_mask | timer_mask | SIGBREAKF_CTRL_C); |
| 611 |
|
| 612 |
if (sig & SIGBREAKF_CTRL_C) |
| 613 |
break; |
| 614 |
|
| 615 |
if (sig & timer_mask) { |
| 616 |
|
| 617 |
// Timer tick, update display |
| 618 |
BltTemplate(the_bitmap->Planes[0], 0, the_bitmap->BytesPerRow, the_win->RPort, |
| 619 |
the_win->BorderLeft, the_win->BorderTop, VideoMonitor.mode.x, VideoMonitor.mode.y); |
| 620 |
|
| 621 |
// Restart timer |
| 622 |
timer_io->tr_node.io_Command = TR_ADDREQUEST; |
| 623 |
timer_io->tr_time.tv_secs = 0; |
| 624 |
timer_io->tr_time.tv_micro = 16667 * frame_skip; |
| 625 |
SendIO((struct IORequest *)timer_io); |
| 626 |
} |
| 627 |
|
| 628 |
if (sig & win_mask) { |
| 629 |
|
| 630 |
// Handle window messages |
| 631 |
while (msg = (struct IntuiMessage *)GetMsg(win_port)) { |
| 632 |
|
| 633 |
// Get data from message and reply |
| 634 |
ULONG cl = msg->Class; |
| 635 |
UWORD code = msg->Code; |
| 636 |
UWORD qualifier = msg->Qualifier; |
| 637 |
WORD mx = msg->MouseX; |
| 638 |
WORD my = msg->MouseY; |
| 639 |
ReplyMsg((struct Message *)msg); |
| 640 |
|
| 641 |
// Handle message according to class |
| 642 |
switch (cl) { |
| 643 |
case IDCMP_MOUSEMOVE: |
| 644 |
if (display_type == DISPLAY_SCREEN_P96 || display_type == DISPLAY_SCREEN_CGFX) |
| 645 |
ADBMouseMoved(mx, my); |
| 646 |
else { |
| 647 |
ADBMouseMoved(mx - the_win->BorderLeft, my - the_win->BorderTop); |
| 648 |
if (mx < the_win->BorderLeft |
| 649 |
|| my < the_win->BorderTop |
| 650 |
|| mx >= the_win->BorderLeft + VideoMonitor.mode.x |
| 651 |
|| my >= the_win->BorderTop + VideoMonitor.mode.y) { |
| 652 |
if (current_pointer) { |
| 653 |
ClearPointer(the_win); |
| 654 |
current_pointer = NULL; |
| 655 |
} |
| 656 |
} else { |
| 657 |
if (current_pointer != null_pointer) { |
| 658 |
// Hide mouse pointer inside window |
| 659 |
SetPointer(the_win, null_pointer, 1, 16, 0, 0); |
| 660 |
current_pointer = null_pointer; |
| 661 |
} |
| 662 |
} |
| 663 |
} |
| 664 |
break; |
| 665 |
|
| 666 |
case IDCMP_MOUSEBUTTONS: |
| 667 |
if (code == SELECTDOWN) |
| 668 |
ADBMouseDown(0); |
| 669 |
else if (code == SELECTUP) |
| 670 |
ADBMouseUp(0); |
| 671 |
else if (code == MENUDOWN) |
| 672 |
ADBMouseDown(1); |
| 673 |
else if (code == MENUUP) |
| 674 |
ADBMouseUp(1); |
| 675 |
else if (code == MIDDLEDOWN) |
| 676 |
ADBMouseDown(2); |
| 677 |
else if (code == MIDDLEUP) |
| 678 |
ADBMouseUp(2); |
| 679 |
break; |
| 680 |
|
| 681 |
case IDCMP_RAWKEY: |
| 682 |
if (qualifier & IEQUALIFIER_REPEAT) // Keyboard repeat is done by MacOS |
| 683 |
break; |
| 684 |
if ((qualifier & (IEQUALIFIER_LALT | IEQUALIFIER_LSHIFT | IEQUALIFIER_CONTROL)) == |
| 685 |
(IEQUALIFIER_LALT | IEQUALIFIER_LSHIFT | IEQUALIFIER_CONTROL) && code == 0x5f) { |
| 686 |
SetInterruptFlag(INTFLAG_NMI); |
| 687 |
TriggerInterrupt(); |
| 688 |
break; |
| 689 |
} |
| 690 |
|
| 691 |
if (code & IECODE_UP_PREFIX) |
| 692 |
ADBKeyUp(keycode2mac[code & 0x7f]); |
| 693 |
else |
| 694 |
ADBKeyDown(keycode2mac[code & 0x7f]); |
| 695 |
break; |
| 696 |
} |
| 697 |
} |
| 698 |
} |
| 699 |
} |
| 700 |
|
| 701 |
// Stop timer |
| 702 |
if (timer_io) { |
| 703 |
if (!CheckIO((struct IORequest *)timer_io)) |
| 704 |
AbortIO((struct IORequest *)timer_io); |
| 705 |
WaitIO((struct IORequest *)timer_io); |
| 706 |
CloseDevice((struct IORequest *)timer_io); |
| 707 |
DeleteIORequest(timer_io); |
| 708 |
} |
| 709 |
if (timer_port) |
| 710 |
DeleteMsgPort(timer_port); |
| 711 |
|
| 712 |
// Remove port from window and delete it |
| 713 |
Forbid(); |
| 714 |
msg = (struct IntuiMessage *)win_port->mp_MsgList.lh_Head; |
| 715 |
struct Node *succ; |
| 716 |
while (succ = msg->ExecMessage.mn_Node.ln_Succ) { |
| 717 |
if (msg->IDCMPWindow == the_win) { |
| 718 |
Remove((struct Node *)msg); |
| 719 |
ReplyMsg((struct Message *)msg); |
| 720 |
} |
| 721 |
msg = (struct IntuiMessage *)succ; |
| 722 |
} |
| 723 |
the_win->UserPort = NULL; |
| 724 |
ModifyIDCMP(the_win, 0); |
| 725 |
Permit(); |
| 726 |
DeleteMsgPort(win_port); |
| 727 |
|
| 728 |
// Main task asked for termination, send signal |
| 729 |
Forbid(); |
| 730 |
Signal(MainTask, SIGF_SINGLE); |
| 731 |
} |
