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Diffstat (limited to 'src/i_video.c')
-rw-r--r--src/i_video.c281
1 files changed, 187 insertions, 94 deletions
diff --git a/src/i_video.c b/src/i_video.c
index a370fc08..733af899 100644
--- a/src/i_video.c
+++ b/src/i_video.c
@@ -144,8 +144,6 @@ static char *window_title = "";
static SDL_Color palette[256];
static boolean palette_to_set;
-static int windowwidth, windowheight;
-
// display has been set up?
static boolean initialized = false;
@@ -155,6 +153,10 @@ static boolean initialized = false;
static boolean nomouse = false;
int usemouse = 1;
+// Bit mask of mouse button state.
+
+static unsigned int mouse_button_state = 0;
+
// Disallow mouse and joystick movement to cause forward/backward
// motion. Specified with the '-novert' command line parameter.
// This is an int to allow saving to config file
@@ -235,6 +237,12 @@ static SDL_Cursor *cursors[2];
static screen_mode_t *screen_mode;
+// Window resize state.
+
+static boolean need_resize = false;
+static unsigned int resize_w, resize_h;
+static unsigned int last_resize_time;
+
// If true, keyboard mapping is ignored, like in Vanilla Doom.
// The sensible thing to do is to disable this if you have a non-US
// keyboard.
@@ -261,6 +269,8 @@ int mouse_threshold = 10;
int usegamma = 0;
+static void ApplyWindowResize(unsigned int w, unsigned int h);
+
static boolean MouseShouldBeGrabbed()
{
// never grab the mouse when in screensaver mode
@@ -524,29 +534,56 @@ void I_StartFrame (void)
}
-static int MouseButtonState(void)
+static void UpdateMouseButtonState(unsigned int button, boolean on)
{
- Uint8 state;
- int result = 0;
+ event_t event;
-#if SDL_VERSION_ATLEAST(1, 3, 0)
- state = SDL_GetMouseState(0, NULL, NULL);
-#else
- state = SDL_GetMouseState(NULL, NULL);
-#endif
+ if (button < SDL_BUTTON_LEFT || button > MAX_MOUSE_BUTTONS)
+ {
+ return;
+ }
// Note: button "0" is left, button "1" is right,
// button "2" is middle for Doom. This is different
// to how SDL sees things.
- if (state & SDL_BUTTON(1))
- result |= 1;
- if (state & SDL_BUTTON(3))
- result |= 2;
- if (state & SDL_BUTTON(2))
- result |= 4;
+ switch (button)
+ {
+ case SDL_BUTTON_LEFT:
+ button = 0;
+ break;
- return result;
+ case SDL_BUTTON_RIGHT:
+ button = 1;
+ break;
+
+ case SDL_BUTTON_MIDDLE:
+ button = 2;
+ break;
+
+ default:
+ // SDL buttons are indexed from 1.
+ --button;
+ break;
+ }
+
+ // Turn bit representing this button on or off.
+
+ if (on)
+ {
+ mouse_button_state |= (1 << button);
+ }
+ else
+ {
+ mouse_button_state &= ~(1 << button);
+ }
+
+ // Post an event with the new button state.
+
+ event.type = ev_mouse;
+ event.data1 = mouse_button_state;
+ event.data2 = event.data3 = 0;
+ D_PostEvent(&event);
}
static int AccelerateMouse(int val)
@@ -692,7 +729,7 @@ void I_GetEvent(void)
/*
case SDL_MOUSEMOTION:
event.type = ev_mouse;
- event.data1 = MouseButtonState();
+ event.data1 = mouse_button_state;
event.data2 = AccelerateMouse(sdlevent.motion.xrel);
event.data3 = -AccelerateMouse(sdlevent.motion.yrel);
D_PostEvent(&event);
@@ -702,20 +739,14 @@ void I_GetEvent(void)
case SDL_MOUSEBUTTONDOWN:
if (usemouse && !nomouse)
{
- event.type = ev_mouse;
- event.data1 = MouseButtonState();
- event.data2 = event.data3 = 0;
- D_PostEvent(&event);
+ UpdateMouseButtonState(sdlevent.button.button, true);
}
break;
case SDL_MOUSEBUTTONUP:
if (usemouse && !nomouse)
{
- event.type = ev_mouse;
- event.data1 = MouseButtonState();
- event.data2 = event.data3 = 0;
- D_PostEvent(&event);
+ UpdateMouseButtonState(sdlevent.button.button, false);
}
break;
@@ -733,6 +764,13 @@ void I_GetEvent(void)
palette_to_set = true;
break;
+ case SDL_RESIZABLE:
+ need_resize = true;
+ resize_w = sdlevent.resize.w;
+ resize_h = sdlevent.resize.h;
+ last_resize_time = SDL_GetTicks();
+ break;
+
default:
break;
}
@@ -777,7 +815,7 @@ static void I_ReadMouse(void)
if (x != 0 || y != 0)
{
ev.type = ev_mouse;
- ev.data1 = MouseButtonState();
+ ev.data1 = mouse_button_state;
ev.data2 = AccelerateMouse(x);
if (!novert)
@@ -976,14 +1014,20 @@ void I_FinishUpdate (void)
static int lasttic;
int tics;
int i;
- // UNUSED static unsigned char *bigscreen=0;
if (!initialized)
return;
if (noblit)
return;
-
+
+ if (need_resize && SDL_GetTicks() > last_resize_time + 500)
+ {
+ ApplyWindowResize(resize_w, resize_h);
+ need_resize = false;
+ palette_to_set = true;
+ }
+
UpdateGrab();
// Don't update the screen if the window isn't visible.
@@ -1692,11 +1736,96 @@ static char *WindowBoxType(screen_mode_t *mode, int w, int h)
}
}
+static void SetVideoMode(screen_mode_t *mode, int w, int h)
+{
+ byte *doompal;
+ int flags = 0;
+
+ doompal = W_CacheLumpName(DEH_String("PLAYPAL"), PU_CACHE);
+
+ // Generate lookup tables before setting the video mode.
+
+ if (mode != NULL && mode->InitMode != NULL)
+ {
+ mode->InitMode(doompal);
+ }
+
+ // Set the video mode.
+
+ flags |= SDL_SWSURFACE | SDL_HWPALETTE | SDL_DOUBLEBUF;
+
+ if (fullscreen)
+ {
+ flags |= SDL_FULLSCREEN;
+ }
+ else
+ {
+ flags |= SDL_RESIZABLE;
+ }
+
+ screen = SDL_SetVideoMode(w, h, 8, flags);
+
+ if (screen == NULL)
+ {
+ I_Error("Error setting video mode: %s\n", SDL_GetError());
+ }
+
+ // If mode was not set, it must be set now that we know the
+ // screen size.
+
+ if (mode == NULL)
+ {
+ mode = I_FindScreenMode(screen->w, screen->h);
+
+ if (mode == NULL)
+ {
+ I_Error("I_InitGraphics: Unable to find a screen mode small "
+ "enough for %ix%i", screen->w, screen->h);
+ }
+
+ // Generate lookup tables before setting the video mode.
+
+ if (mode->InitMode != NULL)
+ {
+ mode->InitMode(doompal);
+ }
+ }
+
+ // Save screen mode.
+
+ screen_mode = mode;
+}
+
+static void ApplyWindowResize(unsigned int w, unsigned int h)
+{
+ screen_mode_t *mode;
+
+ // Find the biggest screen mode that will fall within these
+ // dimensions, falling back to the smallest mode possible if
+ // none is found.
+
+ mode = I_FindScreenMode(w, h);
+
+ if (mode == NULL)
+ {
+ mode = I_FindScreenMode(SCREENWIDTH, SCREENHEIGHT);
+ }
+
+ // Reset mode to resize window.
+
+ printf("Resize to %ix%i\n", mode->width, mode->height);
+ SetVideoMode(mode, mode->width, mode->height);
+
+ // Save settings.
+
+ screen_width = mode->width;
+ screen_height = mode->height;
+}
+
void I_InitGraphics(void)
{
SDL_Event dummy;
byte *doompal;
- int flags = 0;
char *env;
// Pass through the XSCREENSAVER_WINDOW environment variable to
@@ -1727,70 +1856,53 @@ void I_InitGraphics(void)
CheckCommandLine();
- doompal = W_CacheLumpName (DEH_String("PLAYPAL"),PU_CACHE);
+ // Set up title and icon. Windows cares about the ordering; this
+ // has to be done before the call to SDL_SetVideoMode.
+
+ I_InitWindowTitle();
+#if !SDL_VERSION_ATLEAST(1, 3, 0)
+ I_InitWindowIcon();
+#endif
+
+ //
+ // Enter into graphics mode.
+ //
+ // When in screensaver mode, run full screen and auto detect
+ // screen dimensions (don't change video mode)
+ //
if (screensaver_mode)
{
- windowwidth = 0;
- windowheight = 0;
+ SetVideoMode(NULL, 0, 0);
}
else
{
+ int w, h;
+
if (autoadjust_video_settings)
{
I_AutoAdjustSettings();
}
- windowwidth = screen_width;
- windowheight = screen_height;
+ w = screen_width;
+ h = screen_height;
- screen_mode = I_FindScreenMode(windowwidth, windowheight);
+ screen_mode = I_FindScreenMode(w, h);
if (screen_mode == NULL)
{
I_Error("I_InitGraphics: Unable to find a screen mode small "
- "enough for %ix%i", windowwidth, windowheight);
+ "enough for %ix%i", w, h);
}
- if (windowwidth != screen_mode->width
- || windowheight != screen_mode->height)
+ if (w != screen_mode->width || h != screen_mode->height)
{
printf("I_InitGraphics: %s (%ix%i within %ix%i)\n",
- WindowBoxType(screen_mode, windowwidth, windowheight),
- screen_mode->width, screen_mode->height,
- windowwidth, windowheight);
+ WindowBoxType(screen_mode, w, h),
+ screen_mode->width, screen_mode->height, w, h);
}
- // Generate lookup tables before setting the video mode.
-
- if (screen_mode->InitMode != NULL)
- {
- screen_mode->InitMode(doompal);
- }
- }
-
- // Set up title and icon. Windows cares about the ordering; this
- // has to be done before the call to SDL_SetVideoMode.
-
- I_InitWindowTitle();
-#if !SDL_VERSION_ATLEAST(1, 3, 0)
- I_InitWindowIcon();
-#endif
-
- // Set the video mode.
-
- flags |= SDL_SWSURFACE | SDL_HWPALETTE | SDL_DOUBLEBUF;
-
- if (fullscreen)
- {
- flags |= SDL_FULLSCREEN;
- }
-
- screen = SDL_SetVideoMode(windowwidth, windowheight, 8, flags);
-
- if (screen == NULL)
- {
- I_Error("Error setting video mode: %s\n", SDL_GetError());
+ SetVideoMode(screen_mode, w, h);
}
// Start with a clear black screen
@@ -1811,6 +1923,7 @@ void I_InitGraphics(void)
// Set the palette
+ doompal = W_CacheLumpName(DEH_String("PLAYPAL"), PU_CACHE);
I_SetPalette(doompal);
SDL_SetColors(screen, palette, 0, 256);
@@ -1819,26 +1932,6 @@ void I_InitGraphics(void)
UpdateFocus();
UpdateGrab();
- // In screensaver mode, now find a screen_mode to use.
-
- if (screensaver_mode)
- {
- screen_mode = I_FindScreenMode(screen->w, screen->h);
-
- if (screen_mode == NULL)
- {
- I_Error("I_InitGraphics: Unable to find a screen mode small "
- "enough for %ix%i", screen->w, screen->h);
- }
-
- // Generate lookup tables before setting the video mode.
-
- if (screen_mode->InitMode != NULL)
- {
- screen_mode->InitMode(doompal);
- }
- }
-
// On some systems, it takes a second or so for the screen to settle
// after changing modes. We include the option to add a delay when
// setting the screen mode, so that the game doesn't start immediately
@@ -1854,12 +1947,12 @@ void I_InitGraphics(void)
// Likewise if the screen pitch is not the same as the width
// If we have to multiply, drawing is done to a separate 320x200 buf
- native_surface = !SDL_MUSTLOCK(screen)
+ native_surface = !SDL_MUSTLOCK(screen)
&& screen_mode == &mode_scale_1x
&& screen->pitch == SCREENWIDTH
&& aspect_ratio_correct;
- // If not, allocate a buffer and copy from that buffer to the
+ // If not, allocate a buffer and copy from that buffer to the
// screen when we do an update
if (native_surface)
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-26 02:35:18 +0000