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Try to get maximum display width by assuming that would match maximum

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possible resolution for fullscreen+hwsurface. Fix, termination of VModes[].
Really handle "windowmodes" prefs item, but this needs code factoring.
This commit is contained in:
gbeauche 2004-06-24 21:46:55 +00:00
parent df3cf1ac52
commit 3706fbc70d
1 changed files with 69 additions and 16 deletions
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85
BasiliskII/src/SDL/video_sdl.cpp
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@ -342,15 +342,58 @@ static int sdl_depth_of_video_depth(int video_depth)
return depth;
}
// Check wether specified mode is available
static bool has_mode(int type, int width, int height)
{
// FIXME: no fullscreen support yet
if (type == DISPLAY_SCREEN)
return false;
#ifdef SHEEPSHAVER
// Filter out Classic resolutiosn
if (width == 512 && height == 384)
return false;
// Read window modes prefs
static uint32 window_modes = 0;
static uint32 screen_modes = 0;
if (window_modes == 0 || screen_modes == 0) {
window_modes = PrefsFindInt32("windowmodes");
screen_modes = PrefsFindInt32("screenmodes");
if (window_modes == 0 || screen_modes == 0)
window_modes |= 3; // Allow at least 640x480 and 800x600 window modes
}
if (type == DISPLAY_WINDOW) {
int apple_mask, apple_id = find_apple_resolution(width, height);
switch (apple_id) {
case APPLE_640x480: apple_mask = 0x01; break;
case APPLE_800x600: apple_mask = 0x02; break;
case APPLE_1024x768: apple_mask = 0x04; break;
case APPLE_1152x768: apple_mask = 0x40; break;
case APPLE_1152x900: apple_mask = 0x08; break;
case APPLE_1280x1024: apple_mask = 0x10; break;
case APPLE_1600x1200: apple_mask = 0x20; break;
default: apple_mask = 0x00; break;
}
return (window_modes & apple_mask);
}
#else
return true;
#endif
return false;
}
// Add mode to list of supported modes
static void add_mode(int type, int width, int height, int resolution_id, int bytes_per_row, int depth)
{
VIDEO_MODE mode;
#ifdef SHEEPSHAVER
// Don't add 512x384 modes
if (width == 512 && height == 384)
// Filter out unsupported modes
if (!has_mode(type, width, height))
return;
// Fill in VideoMode entry
VIDEO_MODE mode;
#ifdef SHEEPSHAVER
// Recalculate dimensions to fit Apple modes
resolution_id = match_apple_resolution(width, height);
mode.viType = type;
@ -748,6 +791,10 @@ bool SDL_monitor_desc::video_open(void)
{
D(bug("video_open()\n"));
const VIDEO_MODE &mode = get_current_mode();
#if DEBUG
D(bug("Current video mode:\n"));
D(bug(" %dx%d (ID %02x), %d bpp\n", VIDEO_MODE_X, VIDEO_MODE_Y, VIDEO_MODE_RESOLUTION, 1 << (VIDEO_MODE_DEPTH & 0x0f)));
#endif
// Create display driver object of requested type
switch (display_type) {
@ -820,11 +867,13 @@ bool VideoInit(bool classic)
mouse_wheel_lines = PrefsFindInt32("mousewheellines");
// Get screen mode from preferences
const char *mode_str;
const char *mode_str = NULL;
#ifndef SHEEPSHAVER
if (classic_mode)
mode_str = "win/512/342";
else
mode_str = PrefsFindString("screen");
#endif
// Determine display type and default dimensions
int default_width, default_height;
@ -842,12 +891,14 @@ bool VideoInit(bool classic)
display_type = DISPLAY_WINDOW;
}
int max_width = 640, max_height = 480;
if (display_type == DISPLAY_SCREEN) {
SDL_Rect **modes = SDL_ListModes(NULL, SDL_FULLSCREEN | SDL_HWSURFACE);
if (modes && modes != (SDL_Rect **)-1) {
max_width = modes[0]->w;
max_height = modes[0]->h;
}
SDL_Rect **modes = SDL_ListModes(NULL, SDL_FULLSCREEN | SDL_HWSURFACE);
if (modes && modes != (SDL_Rect **)-1) {
max_width = modes[0]->w;
max_height = modes[0]->h;
if (default_width > max_width)
default_width = max_width;
if (default_height > max_height)
default_height = max_height;
}
if (default_width <= 0)
default_width = max_width;
@ -914,12 +965,14 @@ bool VideoInit(bool classic)
}
#ifdef SHEEPSHAVER
for (int i = 0; i < VideoModes.size(); ++i)
for (int i = 0; i < VideoModes.size(); i++)
VModes[i] = VideoModes[i];
const VIDEO_MODE & mode = VideoModes[cur_mode];
D(bug("Current video mode\n"));
D(bug(" %dx%d (ID %02x), %d bpp\n", VIDEO_MODE_X, VIDEO_MODE_Y, VIDEO_MODE_RESOLUTION, 1 << (VIDEO_MODE_DEPTH - 0x80)));
VideoInfo *p = &VModes[VideoModes.size()];
p->viType = DIS_INVALID; // End marker
p->viRowBytes = 0;
p->viXsize = p->viYsize = 0;
p->viAppleMode = 0;
p->viAppleID = 0;
#endif
#if DEBUG