Files @ r11049:6eb2c87ed64a
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Location: cpp/openttd-patchpack/source/src/video/null_v.cpp - annotation

peter1138
(svn r15389) -Feature: Add ability to select which base graphics set is used from the Game Options window. The change takes effect when the window is closed. This option can only be used from the intro menu, as reloading graphics during a game may cause issues.
/* $Id$ */

/** @file null_v.cpp The videio driver that doesn't blit. */

#include "../stdafx.h"
#include "../gfx_func.h"
#include "../blitter/factory.hpp"
#include "null_v.h"

static FVideoDriver_Null iFVideoDriver_Null;

const char *VideoDriver_Null::Start(const char * const *parm)
{
	this->ticks = GetDriverParamInt(parm, "ticks", 1000);
	_screen.width  = _screen.pitch = _cur_resolution.width;
	_screen.height = _cur_resolution.height;
	ScreenSizeChanged();

	/* Do not render, nor blit */
	DEBUG(misc, 1, "Forcing blitter 'null'...");
	BlitterFactoryBase::SelectBlitter("null");
	return NULL;
}

void VideoDriver_Null::Stop() { }

void VideoDriver_Null::MakeDirty(int left, int top, int width, int height) {}

void VideoDriver_Null::MainLoop()
{
	uint i;

	for (i = 0; i < this->ticks; i++) {
		GameLoop();
		_screen.dst_ptr = NULL;
		UpdateWindows();
	}
}

bool VideoDriver_Null::ChangeResolution(int w, int h) { return false; }

bool VideoDriver_Null::ToggleFullscreen(bool fs) { return false; }