vid_sunxil.c

来自「quake1 dos源代码最新版本」· C语言 代码 · 共 1,318 行 · 第 1/3 页

				b = 1;
			if (b>=0)
				mouse_buttonstate |= 1<<b;
			break;

		case ButtonRelease:
			b=-1;
			if (x_event.xbutton.button == 1)
				b = 0;
			else if (x_event.xbutton.button == 2)
				b = 2;
			else if (x_event.xbutton.button == 3)
				b = 1;
			if (b>=0)
				mouse_buttonstate &= ~(1<<b);
			break;

		case ConfigureNotify:
			//			printf("config notify\n");
			config_notify_width = x_event.xconfigure.width;
			config_notify_height = x_event.xconfigure.height;
			config_notify = 1;
			sb_updates = 0;
			break;
		case Expose:
			sb_updates = 0;
			break;
		case ClientMessage:
			if (x_event.xclient.data.l[0] == aWMDelete) Host_Quit_f();
			break;
#if 0
		case FocusIn:
			printf("FocusIn...\n");
			x_focus = true;
			break;
		case FocusOut:
			printf("FocusOut...\n");
			x_focus = false;
			break;
#endif
	}

	if (old_windowed_mouse != _windowed_mouse->value) {
		old_windowed_mouse = _windowed_mouse->value;

		if (!_windowed_mouse->value) {
			/* ungrab the pointer */
			XUngrabPointer(x_disp,CurrentTime);
		} else {
			/* grab the pointer */
			XGrabPointer(x_disp,x_win,True,0,GrabModeAsync,
				GrabModeAsync,x_win,None,CurrentTime);
		}
	}
}

// flushes the given rectangles from the view buffer to the screen

void
VID_Update (vrect_t *rects)
{
	void VID_Update_MT(vrect_t *);


	if (count_frames) {
		static int count;
		static long long s;
		long long gethrtime();

		if (count == 0)
			s = gethrtime();

		if (count++ == 200) {
			long long n = gethrtime();
			count = 1;
			printf("%lf frames/secs\n", 200.0/((double)(n-s) / 1e9));
			s = n;
		}
	}

	if (use_mt) {
		VID_Update_MT(rects);
		return;
	}

	// if the window changes dimension, skip this frame

	if (config_notify) {
		int w, h;
		XWindowChanges chg;
		unsigned int value_mask;

		w = 320*current_pixel_multiply; // minimum width
		h = 200*current_pixel_multiply; // minimum height

		if (config_notify_width < w || config_notify_height < h) {
			// We must resize the window
			memset(&chg, 0, sizeof(chg));
			value_mask = 0;
			if (config_notify_width < w) {
				config_notify_width = chg.width = w;
				value_mask |= CWWidth;
			}
			if (config_notify_height < h) {
				config_notify_height = chg.height = h;
				value_mask |= CWHeight;
			}
			if (value_mask)
				XConfigureWindow(x_disp, x_win, value_mask, &chg);
		}

		config_notify = 0;

		vid.width = MP(config_notify_width) & ~3;
		vid.height = MP(config_notify_height);

		if (vid.width < 320)
			vid.width = 320;
		if (vid.height < 200)
			vid.height = 200;

		VID_ResetFramebuffer();

		return;
	}
	// if pixel multiply changed, skip this frame
	if (CheckPixelMultiply())
		return;

	while (rects) { // I've never seen more than one rect?
		XilMemoryStorage storage;

		xil_import(quake_image, TRUE); // let xil control the image

		if (current_pixel_multiply < 2)
			xil_copy(quake_image, display_image);
		else
			xil_scale(quake_image, display_image, "nearest",
				  (float)current_pixel_multiply, (float)current_pixel_multiply);

		xil_export(quake_image);  // back to quake

		if (xil_get_memory_storage(quake_image, &storage) == FALSE)
			Sys_Error("xil_get_memory_storage");

		vid.buffer =   storage.byte.data;
		vid.conbuffer = vid.buffer;

		rects = rects->pnext;
	}
}

void
VID_Update_MT (vrect_t *rects)
{
	XilImage sched_update();

	// if the window changes dimension, skip this frame

	if (config_notify) {
		int w, h;
		XWindowChanges chg;
		unsigned int value_mask;

		w = 320*current_pixel_multiply; // minimum width
		h = 200*current_pixel_multiply; // minimum height

		if (config_notify_width < w || config_notify_height < h) {
			// We must resize the window
			memset(&chg, 0, sizeof(chg));
			value_mask = 0;
			if (config_notify_width < w) {
				config_notify_width = chg.width = w;
				value_mask |= CWWidth;
			}
			if (config_notify_height < h) {
				config_notify_height = chg.height = h;
				value_mask |= CWHeight;
			}
			if (value_mask)
				XConfigureWindow(x_disp, x_win, value_mask, &chg);
		}

		config_notify = 0;

		vid.width = MP(config_notify_width) & ~3;
		vid.height = MP(config_notify_height);

		if (vid.width < 320)
			vid.width = 320;
		if (vid.height < 200)
			vid.height = 200;

		VID_ResetFramebuffer_MT();

		return;
	}
	// if pixel multiply changed, skip this frame
	if (CheckPixelMultiply())
		return;

	quake_image = sched_update(quake_image);
}

XilImage
drain_renderpipeline(XilImage old)
{
	XilImage new;

	XilMemoryStorage storage;

	if (old)
		if (read(render_pipeline[1], &new, sizeof(new)) != sizeof (new)) {
			Sys_Error("drain_renderpipeline: read");
			xil_destroy(new);
		}

	xil_destroy(old);


	new = xil_create(state, vid.width, vid.height, 1, XIL_BYTE);

	if (write(render_pipeline[0], &new, sizeof (new)) != sizeof(new))
		Sys_Error("drain_renderpipeline: write");

	new = xil_create(state, vid.width, vid.height, 1, XIL_BYTE);

	xil_export(new);

	if (xil_get_memory_storage(new, &storage) == FALSE)
		Sys_Error("xil_get_memory_storage");

	vid.rowbytes = storage.byte.scanline_stride;
	vid.buffer =   storage.byte.data;
	vid.conbuffer = vid.buffer;
	vid.conrowbytes = vid.rowbytes;
	vid.conwidth = vid.width;
	vid.conheight = vid.height;

	vid.maxwarpwidth = WARP_WIDTH;
	vid.maxwarpheight = WARP_HEIGHT;
	vid.recalc_refdef = 1;				// force a surface cache flush

	return(new);

}

XilImage
sched_update(XilImage image)
{
	XilImage new;
	XilMemoryStorage storage;

	if (write(render_pipeline[1], &image, sizeof(image)) != sizeof (image))
		Sys_Error("sched_update:write");

	if (read(render_pipeline[1], &new, sizeof(new)) != sizeof (new))
		Sys_Error("sched_update:read");

	xil_export(new);

	if (xil_get_memory_storage(new, &storage) == FALSE)
		Sys_Error("xil_get_memory_storage");

	vid.buffer =   storage.byte.data;
	vid.conbuffer = vid.buffer;

	return (new);
}

void *update_thread()
{
	XilImage image;

	if (!X11_active)
		return;

	while (read(render_pipeline[0], &image, sizeof (image)) == sizeof(image)) {

		xil_import(image, TRUE); // let xil control the image

		if (!display_image)
			return;

		if (current_pixel_multiply < 2)
			xil_copy(image, display_image);
		else
			xil_scale(image, display_image, "nearest",
				  (float)current_pixel_multiply, (float)current_pixel_multiply);

		if (write(render_pipeline[0], &image, sizeof (image)) != sizeof(image))
			Sys_Error("update_thread: write");
	}
}


static int dither;

void VID_DitherOn(void)
{
	if (dither == 0) {
		vid.recalc_refdef = 1;
		dither = 1;
	}
}

void VID_DitherOff(void)
{
	if (dither) {
		vid.recalc_refdef = 1;
		dither = 0;
	}
}

void VID_SetDefaultMode( void )
{
}

int I_OpenWindow(void)
{
	return 0;
}

void I_EraseWindow(int window)
{

}

void I_DrawCircle(int window, int x, int y, int r)
{
}

void I_DisplayWindow(int window)
{
}

void Sys_SendKeyEvents(void)
{
	// get events from x server
	if (x_disp) {
		while (XPending(x_disp)) GetEvent();
		while (keyq_head != keyq_tail) {
			Key_Event(keyq[keyq_tail].key, keyq[keyq_tail].down);
			keyq_tail = (keyq_tail + 1) & 63;
		}
	}
}

// 2001-09-18 New cvar system by Maddes (Init)  start
/*
===================
IN_Init_Cvars
===================
*/
void IN_Init_Cvars (void)
{
	_windowed_mouse = Cvar_Get ("_windowed_mouse", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
	m_filter = Cvar_Get ("m_filter", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
}
// 2001-09-18 New cvar system by Maddes (Init)  end

void IN_Init (void)
{
// 2001-09-18 New cvar system by Maddes (Init)  start
/*
	_windowed_mouse = Cvar_Get ("_windowed_mouse", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
	m_filter = Cvar_Get ("m_filter", "0", CVAR_ARCHIVE|CVAR_ORIGINAL);
*/
// 2001-09-18 New cvar system by Maddes (Init)  end

	if ( COM_CheckParm ("-nomouse") )
		return;
	mouse_x = mouse_y = 0.0;
	mouse_avail = 1;
}

void IN_Shutdown (void)
{
	mouse_avail = 0;
}

void IN_Commands (void)
{
	int i;

	if (!mouse_avail) return;

	for (i=0 ; i<mouse_buttons ; i++) {
		if ( (mouse_buttonstate & (1<<i)) && !(mouse_oldbuttonstate & (1<<i)) )
			Key_Event (K_MOUSE1 + i, true);

		if ( !(mouse_buttonstate & (1<<i)) && (mouse_oldbuttonstate & (1<<i)) )
			Key_Event (K_MOUSE1 + i, false);
	}
	mouse_oldbuttonstate = mouse_buttonstate;
}

void IN_Move (usercmd_t *cmd)
{
	if (!mouse_avail)
		return;

	if (m_filter->value) {
		mouse_x = (mouse_x + old_mouse_x) * 0.5;
		mouse_y = (mouse_y + old_mouse_y) * 0.5;
	}

	old_mouse_x = mouse_x;
	old_mouse_y = mouse_y;

	mouse_x *= sensitivity->value;
	mouse_y *= sensitivity->value;

	if ( (in_strafe.state & 1) || (lookstrafe->value && ((in_mlook.state & 1) ^ ((int)m_look->value & 1)) ))	// 2001-12-16 M_LOOK cvar by Heffo/Maddes
		cmd->sidemove += m_side->value * mouse_x;
	else
		cl.viewangles[YAW] -= m_yaw->value * mouse_x;
	if ((in_mlook.state & 1) ^ ((int)m_look->value & 1))	// 2001-12-16 M_LOOK cvar by Heffo/Maddes
		V_StopPitchDrift ();

	if ( ((in_mlook.state & 1) ^ ((int)m_look->value & 1)) && !(in_strafe.state & 1)) {	// 2001-12-16 M_LOOK cvar by Heffo/Maddes
		cl.viewangles[PITCH] += m_pitch->value * mouse_y;
		if (cl.viewangles[PITCH] > 80)
			cl.viewangles[PITCH] = 80;
		if (cl.viewangles[PITCH] < -70)
			cl.viewangles[PITCH] = -70;
	} else {
		if ((in_strafe.state & 1) && noclip_anglehack)
			cmd->upmove -= m_forward->value * mouse_y;
		else
			cmd->forwardmove -= m_forward->value * mouse_y;
	}
	mouse_x = mouse_y = 0.0;
}

//void VID_UnlockBuffer(void) { }
//void VID_LockBuffer(void) { }