mirror of
https://port.numenaute.org/aleajactaest/khanat-code-old.git
synced 2024-11-26 08:46:19 +00:00
214 lines
7.1 KiB
C++
214 lines
7.1 KiB
C++
/**
|
|
* \file neltexture.cpp
|
|
* \date November 2004
|
|
* \author Matt Raykowski
|
|
* \author Henri Kuuste
|
|
*/
|
|
|
|
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
|
|
// Copyright (C) 2010 Winch Gate Property Limited
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as
|
|
// published by the Free Software Foundation, either version 3 of the
|
|
// License, or (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
|
|
/************************************************************************
|
|
purpose: Implementation for main Nevrax Engine GUI texture class
|
|
|
|
For use with GUI Library:
|
|
Crazy Eddie's GUI System (http://crayzedsgui.sourceforge.net)
|
|
Copyright (C)2004 Paul D Turner (crayzed@users.sourceforge.net)
|
|
|
|
This file contains code that is specific to NeL (http://www.nevrax.org)
|
|
*************************************************************************/
|
|
|
|
// NeL Renderer includes
|
|
#include <nel/cegui/neltexture.h>
|
|
#include <nel/cegui/nelrenderer.h>
|
|
|
|
// CEGUI includes
|
|
#include "CEGUIExceptions.h"
|
|
|
|
// ditch min/max, they mess stuff up.
|
|
#undef max
|
|
#undef min
|
|
|
|
//nel includes
|
|
#include <nel/misc/file.h>
|
|
#include <nel/misc/bitmap.h>
|
|
#include <nel/3d/texture_mem.h>
|
|
#include <nel/3d/material.h>
|
|
|
|
namespace CEGUI
|
|
{
|
|
NeLTexture::NeLTexture(Renderer *owner) : Texture(owner)
|
|
{
|
|
m_Owner=dynamic_cast<NeLRenderer *>(owner);
|
|
m_Material = m_Owner->getNeLDriver().createMaterial();
|
|
m_TextureFile=NULL;
|
|
m_TextureMem=NULL;
|
|
m_UsingFile=false;
|
|
m_UsingMem=false;
|
|
}
|
|
|
|
NeLTexture::~NeLTexture(void)
|
|
{
|
|
freeNeLTexture();
|
|
// can't free material in the same phase as the texture.
|
|
m_Owner->getNeLDriver().deleteMaterial(m_Material);
|
|
m_Material=NULL;
|
|
|
|
}
|
|
|
|
void NeLTexture::loadFromFile(const String &filename, const String& resourceGroup)
|
|
{
|
|
String file = NLMISC::CPath::lookup(filename.c_str()).c_str();
|
|
|
|
// this object can only contain one texture at a time, free the old one if it exists.
|
|
freeNeLTexture();
|
|
|
|
// create the texture from a file...
|
|
|
|
/* TODO: Determine if Kervala was correct in removing setWrapS/T */
|
|
m_TextureFile=m_Owner->getNeLDriver().createTextureFile(file.c_str());
|
|
m_TextureFile->setWrapS(NL3D::UTexture::Clamp);
|
|
m_TextureFile->setWrapT(NL3D::UTexture::Clamp);
|
|
|
|
if(m_TextureFile == 0) { // failed to load the texture.
|
|
nlinfo("Failed to load texture: %s",filename.c_str());
|
|
return;
|
|
}
|
|
|
|
// because nel unloads the texture from RAM when it loads it into VRAM
|
|
// we need to load the texture into a bitmap to get the sizes.
|
|
NL3D::CBitmap tmpBitmap;
|
|
NLMISC::CIFile nelfile(file.c_str());
|
|
tmpBitmap.load(nelfile);
|
|
d_width=tmpBitmap.getWidth();
|
|
d_height=tmpBitmap.getHeight();
|
|
|
|
// set the material up.
|
|
m_UsingFile=true; m_UsingMem=false;
|
|
m_Material.setTexture(m_TextureFile);
|
|
m_Material.setBlend(true);
|
|
m_Material.setBlendFunc(NL3D::UMaterial::srcalpha, NL3D::UMaterial::invsrcalpha);
|
|
m_Material.setAlphaTest(false);
|
|
m_Material.setZFunc(NL3D::UMaterial::always);
|
|
m_Material.setDoubleSided();
|
|
}
|
|
|
|
void NeLTexture::loadFromMemory(const void *buffPtr, uint buffWidth, uint buffHeight, PixelFormat pixelFormat)
|
|
{
|
|
// this object can only contain one texture at a time, free the old one if it exists.
|
|
freeNeLTexture();
|
|
|
|
/**
|
|
* This debugging is handy when you're not sure if the memory buffer
|
|
* being sent to you from CEGUI is valid. Uncomment it and it'll create
|
|
* a file called loadfrommem###.tga in your working directory.
|
|
*
|
|
* NLMISC::CBitmap btm;
|
|
* btm.reset();
|
|
* btm.resize(buffWidth,buffHeight,NLMISC::CBitmap::RGBA);
|
|
* uint8 *dest=&(btm.getPixels()[0]);
|
|
* memcpy(dest,buffPtr,buffWidth*buffHeight*4);
|
|
* std::string filename = NLMISC::CFile::findNewFile("loadfrommem.tga");
|
|
* NLMISC::COFile fs(filename);
|
|
* btm.writeTGA(fs);
|
|
*/
|
|
|
|
int size=4;
|
|
|
|
switch(pixelFormat)
|
|
{
|
|
case PF_RGB:
|
|
size = 3;
|
|
break;
|
|
case PF_RGBA:
|
|
size = 4;
|
|
break;
|
|
}
|
|
|
|
// copy the memory stream for use in the NeL texture.
|
|
uint8 *pTmpBuf=new uint8[buffWidth*buffHeight*size];
|
|
memcpy(pTmpBuf,buffPtr,buffWidth*buffHeight*size);
|
|
|
|
// create the texture
|
|
m_TextureMem=new NL3D::CTextureMem( pTmpBuf,buffWidth*buffHeight*size,true,false,buffWidth,buffHeight,NLMISC::CBitmap::RGBA);
|
|
m_TextureMem->setWrapS(NL3D::ITexture::Clamp);
|
|
m_TextureMem->setWrapT(NL3D::ITexture::Clamp);
|
|
m_TextureMem->setFilterMode(NL3D::ITexture::Linear, NL3D::ITexture::LinearMipMapOff);
|
|
m_TextureMem->setReleasable(false);
|
|
m_TextureMem->generate();
|
|
if(m_TextureMem == 0) { // failed to load the texture.
|
|
nlinfo("Failed to load texture from memory");
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* Configure the material. This is a little more complicated than loading a texture from
|
|
* a file, since CTextureFileUser and CTextureFile take care of prepping all of the
|
|
* necessary alpha settings.
|
|
*/
|
|
NL3D::CMaterial *mat = m_Material.getObjectPtr();
|
|
mat->initUnlit();
|
|
mat->setShader(NL3D::CMaterial::Normal);
|
|
mat->setTexture(0, m_TextureMem);
|
|
|
|
/**
|
|
* We still use alpha testing to cull out pixels to speed up
|
|
* blending and multitexturing.
|
|
*/
|
|
m_Material.setAlphaTest(true);
|
|
m_Material.setAlphaTestThreshold(0.1f);
|
|
m_Material.setBlend(true);
|
|
m_Material.setBlendFunc(NL3D::UMaterial::srcalpha,NL3D::UMaterial::invsrcalpha);
|
|
m_Material.texEnvOpRGB(0, NL3D::UMaterial::Modulate);
|
|
m_Material.texEnvArg0RGB(0, NL3D::UMaterial::Texture, NL3D::UMaterial::SrcColor);
|
|
m_Material.texEnvArg1RGB(0, NL3D::UMaterial::Diffuse, NL3D::UMaterial::SrcColor);
|
|
m_Material.texEnvOpAlpha(0, NL3D::UMaterial::Modulate);
|
|
m_Material.texEnvArg0Alpha(0, NL3D::UMaterial::Texture, NL3D::UMaterial::SrcAlpha);
|
|
m_Material.texEnvArg1Alpha(0, NL3D::UMaterial::Diffuse, NL3D::UMaterial::SrcAlpha);
|
|
m_Material.setZFunc(NL3D::UMaterial::always);
|
|
m_Material.setDoubleSided(true);
|
|
|
|
// make sure to record our changes.
|
|
d_width=buffWidth;
|
|
d_height=buffHeight;
|
|
m_UsingFile=false; m_UsingMem=true;
|
|
}
|
|
|
|
NL3D::UMaterial NeLTexture::getNeLTexture(void) {
|
|
return m_Material;
|
|
}
|
|
|
|
void NeLTexture::freeNeLTexture(void)
|
|
{
|
|
// never been populated.
|
|
if(m_TextureMem==NULL && m_TextureFile==NULL)
|
|
return;
|
|
|
|
if(m_UsingFile==true) {
|
|
m_Owner->getNeLDriver().deleteTextureFile(m_TextureFile);
|
|
m_TextureFile=NULL;
|
|
m_UsingFile=false;
|
|
} else if(m_UsingMem==true) {
|
|
//m_Owner->getNeLDriver().deleteTextureMem(m_TextureMem);
|
|
m_TextureMem=NULL;
|
|
m_UsingMem=false;
|
|
} else {
|
|
nlwarning("Something has gone horribly wrong, unable to free any type of texture.");
|
|
}
|
|
}
|
|
|
|
} // end namespace CEGUI
|