index : minetest.git	gpcf lifo-fixes release
	modified minetest for gpcfs purposes	gpcf

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path: root/src/client/keys.h

	Commit message (Expand)	Author	Age
*	Extend pitch fly mode to swimming (#7943)	random-geek	2018-12-31
*	Raise hotbar limit to 32 slots, add associated keybinding options (#7916)	Vanessa Dannenberg	2018-12-02
*	Added pitch fly mode (#7817)	Gaël C	2018-12-01
*	Switch F3 to use 'enable_fog' setting	ThomasMonroe314	2018-02-08
*	Remove DSTACK support (#6346)	Loïc Blot	2017-08-30
*	C++ modernize: Pragma once (#6264)	Loïc Blot	2017-08-17
*	Make direct item selection keys freely bindable	Wuzzy	2017-07-30
*	Autorun: Change to 'autoforward' (#5926)	Paramat	2017-06-08
*	Add configurable key bindings for hotbar scrolling, and for changing volume.	Wuzzy	2017-05-06
*	LINT: Switch whitelist check from egrep to awk	Loïc Blot	2017-04-06
*	Clang-format: trivial fix on some headers (#5495)	Loïc Blot	2017-04-01
*	Change command prefix to "." and add "help" command.	red-001	2017-03-26
*	Add zoom, tweakable with zoom_fov, default key: Z (like optifine)	Esteban I. Ruiz Moreno	2016-08-10
*	Initial Gamepad support	est31	2016-06-03
*	Input related generalisations	est31	2016-06-03

generated by cgit v1.2.3 (git 2.39.1) at 2025-01-20 07:22:30 +0000

#include "irrlichtwrapper.h"
#include "constants.h"
#include "string.h"
#include "strfnd.h"

IrrlichtWrapper::IrrlichtWrapper(IrrlichtDevice *device)
{
	m_running = true;
	m_main_thread = get_current_thread_id();
	m_device_mutex.Init();
	m_device = device;
}

IrrlichtWrapper::~IrrlichtWrapper()
{
#if 0
	// Clear image cache
	for(core::map<std::string, video::IImage*>::Iterator
			i = m_imagecache.getIterator();
			i.atEnd() == false; i++)
	{
		i.getNode()->getValue()->drop();
	}
#endif
}

void IrrlichtWrapper::Run()
{
#if 0
	/*
		Fetch textures
	*/
	if(m_get_texture_queue.size() > 0)
	{
		GetRequest<TextureSpec, video::ITexture*, u8, u8>
				request = m_get_texture_queue.pop();

		dstream<<"got texture request with"
				<<" key.tids[0]="<<request.key.tids[0]
				<<" [1]="<<request.key.tids[1]
				<<std::endl;

		GetResult<TextureSpec, video::ITexture*, u8, u8>
				result;
		result.key = request.key;
		result.callers = request.callers;
		result.item = getTextureDirect(request.key);

		request.dest->push_back(result);
	}
#endif
}

void IrrlichtWrapper::Shutdown(bool shutdown)
{
	m_running = !shutdown;
}

IrrlichtDevice* IrrlichtWrapper::getDevice()
{
	if(get_current_thread_id() != m_main_thread)
	{
		dstream<<"WARNING: IrrlichtWrapper::getDevice() called "
				"not from main thread"<<std::endl;
		return NULL;
	}
	return m_device;
}

#if 0
textureid_t IrrlichtWrapper::getTextureId(const std::string &name)
{
	u32 id = m_namecache.getId(name);
	return id;
}

std::string IrrlichtWrapper::getTextureName(textureid_t id)
{
	std::string name("");
	m_namecache.getValue(id, name);
	// In case it was found, return the name; otherwise return an empty name.
	return name;
}

video::ITexture* IrrlichtWrapper::getTexture(const std::string &filename)
{
	TextureSpec spec(getTextureId(filename));
	return getTexture(spec);
}

video::ITexture* IrrlichtWrapper::getTexture(const TextureSpec &spec)
{
	if(spec.empty())
		return NULL;
	
	video::ITexture *t = m_texturecache.get(spec);
	if(t != NULL)
		return t;
	
	if(get_current_thread_id() == m_main_thread)
	{
		dstream<<"Getting texture directly: spec.tids[0]="
				<<spec.tids[0]<<std::endl;
				
		t = getTextureDirect(spec);
	}
	else
	{
		// If irrlicht has shut down, just return NULL
		if(m_running == false)
			return NULL;

		// We're gonna ask the result to be put into here
		ResultQueue<TextureSpec, video::ITexture*, u8, u8> result_queue;
		
		// Throw a request in
		m_get_texture_queue.add(spec, 0, 0, &result_queue);
		
		dstream<<"Waiting for texture from main thread: spec.tids[0]="
				<<spec.tids[0]<<std::endl;
		
		try
		{
			// Wait result for a second
			GetResult<TextureSpec, video::ITexture*, u8, u8>
					result = result_queue.pop_front(1000);
		
			// Check that at least something worked OK
			assert(result.key == spec);

			t = result.item;
		}
		catch(ItemNotFoundException &e)
		{
			dstream<<"Waiting for texture timed out."<<std::endl;
			t = NULL;
		}
	}

	// Add to cache and return
	m_texturecache.set(spec, t);
	return t;
}

// Draw a progress bar on the image
void make_progressbar(float value, video::IImage *image);

/*
	Texture fetcher/maker function, called always from the main thread
*/

video::ITexture* IrrlichtWrapper::getTextureDirect(const TextureSpec &spec)
{
	// This would result in NULL image
	if(spec.empty())
		return NULL;
	
	// Don't generate existing stuff
	video::ITexture *t = m_texturecache.get(spec);
	if(t != NULL)
	{
		dstream<<"WARNING: Existing stuff requested from "
				"getTextureDirect()"<<std::endl;
		return t;
	}
	
	video::IVideoDriver* driver = m_device->getVideoDriver();

	/*
		An image will be built from files and then converted into a texture.
	*/
	video::IImage *baseimg = NULL;

	/*
		Irrlicht requires a name for every texture, with which it
		will be stored internally in irrlicht.
	*/
	std::string texture_name;

	for(u32 i=0; i<TEXTURE_SPEC_TEXTURE_COUNT; i++)
	{
		textureid_t tid = spec.tids[i];
		if(tid == 0)
			continue;

		std::string name = getTextureName(tid);
		
		// Add something to the name so that it is a unique identifier.
		texture_name += "[";
		texture_name += name;
		texture_name += "]";
		
		/*
			Try to get image from image cache
		*/
		{
			core::map<std::string, video::IImage*>::Node *n;
			n = m_imagecache.find(texture_name);
			if(n != NULL)
			{
				video::IImage *image = n->getValue();

				core::dimension2d<u32> dim = image->getDimension();
				baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
				image->copyTo(baseimg);

				dstream<<"INFO: getTextureDirect(): Loaded \""
						<<texture_name<<"\" from image cache"
						<<std::endl;
				
				// Do not process any further.
				continue;
			}
		}

		// Stuff starting with [ are special commands
		if(name[0] != '[')
		{
			// A normal texture; load it from a file
			std::string path = porting::getDataPath(name.c_str());
			dstream<<"INFO: getTextureDirect(): Loading path \""<<path
					<<"\""<<std::endl;
			
			// DEBUG
			/*{
				dstream<<"DEBUG CODE: Loading base image "
						"directly to texture"<<std::endl;
				t = driver->getTexture(path.c_str());
				driver->renameTexture(t, texture_name.c_str());
				return t;
			}*/
			
			video::IImage *image = driver->createImageFromFile(path.c_str());

			if(image == NULL)
			{
				dstream<<"WARNING: Could not load image \""<<name
						<<"\" from path \""<<path<<"\""
						<<" while building texture"<<std::endl;
				continue;
			}

			// If base image is NULL, load as base.
			if(baseimg == NULL)
			{
				dstream<<"INFO: Setting "<<name<<" as base"<<std::endl;
				/*
					Copy it this way to get an alpha channel.
					Otherwise images with alpha cannot be blitted on 
					images that don't have alpha in the original file.
				*/
				// This is a deprecated method
				//baseimg = driver->createImage(video::ECF_A8R8G8B8, image);
				core::dimension2d<u32> dim = image->getDimension();
				baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
				image->copyTo(baseimg);
				image->drop();
				//baseimg = image;
			}
			// Else blit on base.
			else
			{
				dstream<<"INFO: Blitting "<<name<<" on base"<<std::endl;
				// Size of the copied area
				core::dimension2d<u32> dim = image->getDimension();
				//core::dimension2d<u32> dim(16,16);
				// Position to copy the blitted to in the base image
				core::position2d<s32> pos_to(0,0);
				// Position to copy the blitted from in the blitted image
				core::position2d<s32> pos_from(0,0);
				// Blit
				image->copyToWithAlpha(baseimg, pos_to,
						core::rect<s32>(pos_from, dim),
						video::SColor(255,255,255,255),
						NULL);
				// Drop image
				image->drop();
			}
		}
		else
		{
			// A special texture modification
			dstream<<"INFO: getTextureDirect(): generating \""<<name<<"\""
					<<std::endl;
			if(name.substr(0,6) == "[crack")
			{
				u16 progression = stoi(name.substr(6));
				// Size of the base image
				core::dimension2d<u32> dim_base = baseimg->getDimension();
				// Crack will be drawn at this size
				u32 cracksize = 16;
				// Size of the crack image
				core::dimension2d<u32> dim_crack(cracksize,cracksize);
				// Position to copy the crack from in the crack image
				core::position2d<s32> pos_other(0, 16 * progression);

				video::IImage *crackimage = driver->createImageFromFile(
						porting::getDataPath("crack.png").c_str());
			
				if(crackimage)
				{
					/*crackimage->copyToWithAlpha(baseimg, v2s32(0,0),
							core::rect<s32>(pos_other, dim_base),
							video::SColor(255,255,255,255),
							NULL);*/

					for(u32 y0=0; y0<dim_base.Height/dim_crack.Height; y0++)
					for(u32 x0=0; x0<dim_base.Width/dim_crack.Width; x0++)
					{
						// Position to copy the crack to in the base image
						core::position2d<s32> pos_base(x0*cracksize, y0*cracksize);
						crackimage->copyToWithAlpha(baseimg, pos_base,
								core::rect<s32>(pos_other, dim_crack),
								video::SColor(255,255,255,255),
								NULL);
					}

					crackimage->drop();
				}
			}
			else if(name.substr(0,8) == "[combine")
			{
				// "[combine:16x128:0,0=stone.png:0,16=grass.png"
				Strfnd sf(name);
				sf.next(":");
				u32 w0 = stoi(sf.next("x"));
				u32 h0 = stoi(sf.next(":"));
				dstream<<"INFO: combined w="<<w0<<" h="<<h0<<std::endl;
				core::dimension2d<u32> dim(w0,h0);
				baseimg = driver->createImage(video::ECF_A8R8G8B8, dim);
				while(sf.atend() == false)
				{
					u32 x = stoi(sf.next(","));
					u32 y = stoi(sf.next("="));
					std::string filename = sf.next(":");
					dstream<<"INFO: Adding \""<<filename
							<<"\" to combined ("<<x<<","<<y<<")"
							<<std::endl;
					video::IImage *img = driver->createImageFromFile(
							porting::getDataPath(filename.c_str()).c_str());
					if(img)
					{
						core::dimension2d<u32> dim = img->getDimension();
						dstream<<"INFO: Size "<<dim.Width
								<<"x"<<dim.Height<<std::endl;
						core::position2d<s32> pos_base(x, y);
						video::IImage *img2 =
								driver->createImage(video::ECF_A8R8G8B8, dim);
						img->copyTo(img2);
						img->drop();
						img2->copyToWithAlpha(baseimg, pos_base,
								core::rect<s32>(v2s32(0,0), dim),
								video::SColor(255,255,255,255),
								NULL);
						img2->drop();
					}
					else
					{
						dstream<<"WARNING: img==NULL"<<std::endl;
					}
				}
			}
			else if(name.substr(0,12) == "[progressbar")
			{
				float value = stof(name.substr(12));
				make_progressbar(value, baseimg);
			}
			else
			{
				dstream<<"WARNING: getTextureDirect(): Invalid "
						" texture: \""<<name<<"\""<<std::endl;
			}
		}
		
		/*
			Add to image cache
		*/
		if(baseimg != NULL)
		{
			core::map<std::string, video::IImage*>::Node *n;
			n = m_imagecache.find(texture_name);
			if(n != NULL)
			{
				video::IImage *img = n->getValue();
				if(img != baseimg)
				{
					img->drop();
				}
			}
			
			m_imagecache[texture_name] = baseimg;
		}
	}

	// If no resulting image, return NULL
	if(baseimg == NULL)
	{
		dstream<<"WARNING: getTextureDirect(): baseimg is NULL (attempted to"
				" create texture \""<<texture_name<<"\""<<std::endl;
		return NULL;
	}
	
	/*// DEBUG: Paint some pixels
	video::SColor c(255,255,0,0);
	baseimg->setPixel(1,1, c);
	baseimg->setPixel(1,14, c);
	baseimg->setPixel(14,1, c);
	baseimg->setPixel(14,14, c);*/

	// Create texture from resulting image
	t = driver->addTexture(texture_name.c_str(), baseimg);

	dstream<<"INFO: getTextureDirect(): created texture \""<<texture_name
			<<"\""<<std::endl;

	return t;

}

void make_progressbar(float value, video::IImage *image)
{
	if(image == NULL)
		return;
	
	core::dimension2d<u32> size = image->getDimension();

	u32 barheight = 1;
	u32 barpad_x = 1;
	u32 barpad_y = 1;
	u32 barwidth = size.Width - barpad_x*2;
	v2u32 barpos(barpad_x, size.Height - barheight - barpad_y);

	u32 barvalue_i = (u32)(((float)barwidth * value) + 0.5);

	video::SColor active(255,255,0,0);
	video::SColor inactive(255,0,0,0);
	for(u32 x0=0; x0<barwidth; x0++)
	{
		video::SColor *c;
		if(x0 < barvalue_i)
			c = &active;
		else
			c = &inactive;
		u32 x = x0 + barpos.X;
		for(u32 y=barpos.Y; y<barpos.Y+barheight; y++)
		{
			image->setPixel(x,y, *c);
		}
	}
}
#endif