khanat-opennel-code/code/nel/src/3d/dru.cpp

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2010-05-06 00:08:41 +00:00
// 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/>.
#include "std3d.h"
#include "nel/misc/types_nl.h"
#include "nel/misc/dynloadlib.h"
#include "nel/3d/dru.h"
#include "nel/3d/driver.h"
#include "nel/3d/material.h"
#include "nel/3d/vertex_buffer.h"
#include "nel/3d/index_buffer.h"
#ifdef NL_OS_WINDOWS
# define NOMINMAX
# include <windows.h>
#else // NL_OS_WINDOWS
# include <dlfcn.h>
#endif // NL_OS_WINDOWS
using namespace NLMISC;
using namespace std;
namespace NL3D
{
typedef IDriver* (*IDRV_CREATE_PROC)(void);
const char *IDRV_CREATE_PROC_NAME = "NL3D_createIDriverInstance";
typedef uint32 (*IDRV_VERSION_PROC)(void);
const char *IDRV_VERSION_PROC_NAME = "NL3D_interfaceVersion";
#ifdef NL_STATIC
extern IDriver* createGlDriverInstance ();
#ifdef NL_OS_WINDOWS
extern IDriver* createD3DDriverInstance ();
#endif
#endif
// ***************************************************************************
IDriver *CDRU::createGlDriver() throw (EDru)
{
#ifdef NL_STATIC
return createGlDriverInstance ();
#else
IDRV_CREATE_PROC createDriver = NULL;
IDRV_VERSION_PROC versionDriver = NULL;
//#ifdef NL_OS_WINDOWS
// WINDOWS code.
// HINSTANCE hInst;
// hInst=LoadLibrary(NL3D_GL_DLL_NAME);
CLibrary driverLib;
// if (!hInst)
if (!driverLib.loadLibrary(NL3D_GL_DLL_NAME, true, true, false))
{
throw EDruOpenglDriverNotFound();
}
// char buffer[1024], *ptr;
// SearchPath (NULL, NL3D_GL_DLL_NAME, NULL, 1023, buffer, &ptr);
nlinfo ("Using the library '"NL3D_GL_DLL_NAME"' that is in the directory: '%s'", driverLib.getLibFileName().c_str());
// createDriver = (IDRV_CREATE_PROC) GetProcAddress (hInst, IDRV_CREATE_PROC_NAME);
createDriver = (IDRV_CREATE_PROC) driverLib.getSymbolAddress(IDRV_CREATE_PROC_NAME);
if (createDriver == NULL)
{
throw EDruOpenglDriverCorrupted();
}
// versionDriver = (IDRV_VERSION_PROC) GetProcAddress (hInst, IDRV_VERSION_PROC_NAME);
versionDriver = (IDRV_VERSION_PROC) driverLib.getSymbolAddress(IDRV_VERSION_PROC_NAME);
if (versionDriver != NULL)
{
if (versionDriver()<IDriver::InterfaceVersion)
throw EDruOpenglDriverOldVersion();
else if (versionDriver()>IDriver::InterfaceVersion)
throw EDruOpenglDriverUnknownVersion();
}
//#elif defined (NL_OS_UNIX)
//
// void *handle = dlopen(NL3D_GL_DLL_NAME, RTLD_NOW);
//
// if (handle == NULL)
// {
// nlwarning ("when loading dynamic library '%s': %s", NL3D_GL_DLL_NAME, dlerror());
// throw EDruOpenglDriverNotFound();
// }
//
// /* Not ANSI. Might produce a warning */
// createDriver = (IDRV_CREATE_PROC) dlsym (handle, IDRV_CREATE_PROC_NAME);
// if (createDriver == NULL)
// {
// nlwarning ("when getting function in dynamic library '%s': %s", NL3D_GL_DLL_NAME, dlerror());
// throw EDruOpenglDriverCorrupted();
// }
//
// versionDriver = (IDRV_VERSION_PROC) dlsym (handle, IDRV_VERSION_PROC_NAME);
// if (versionDriver != NULL)
// {
// if (versionDriver()<IDriver::InterfaceVersion)
// throw EDruOpenglDriverOldVersion();
// else if (versionDriver()>IDriver::InterfaceVersion)
// throw EDruOpenglDriverUnknownVersion();
// }
//
//#else // NL_OS_UNIX
//#error "Dynamic DLL loading not implemented!"
//#endif // NL_OS_UNIX
IDriver *ret= createDriver();
if (ret == NULL)
{
throw EDruOpenglDriverCantCreateDriver();
}
return ret;
#endif
}
// ***************************************************************************
#ifdef NL_OS_WINDOWS
IDriver *CDRU::createD3DDriver() throw (EDru)
{
#ifdef NL_STATIC
return createD3DDriverInstance ();
#else
IDRV_CREATE_PROC createDriver = NULL;
IDRV_VERSION_PROC versionDriver = NULL;
// WINDOWS code.
// HINSTANCE hInst;
// hInst=LoadLibrary(NL3D_D3D_DLL_NAME);
CLibrary driverLib;
// if (!hInst)
if (!driverLib.loadLibrary(NL3D_D3D_DLL_NAME, true, true, false))
{
throw EDruDirect3dDriverNotFound();
}
// char buffer[1024], *ptr;
// SearchPath (NULL, NL3D_D3D_DLL_NAME, NULL, 1023, buffer, &ptr);
nlinfo ("Using the library '"NL3D_D3D_DLL_NAME"' that is in the directory: '%s'", driverLib.getLibFileName().c_str());
// createDriver = (IDRV_CREATE_PROC) GetProcAddress (hInst, IDRV_CREATE_PROC_NAME);
createDriver = (IDRV_CREATE_PROC) driverLib.getSymbolAddress(IDRV_CREATE_PROC_NAME);
if (createDriver == NULL)
{
throw EDruDirect3dDriverCorrupted();
}
// versionDriver = (IDRV_VERSION_PROC) GetProcAddress (hInst, IDRV_VERSION_PROC_NAME);
versionDriver = (IDRV_VERSION_PROC) driverLib.getSymbolAddress(IDRV_VERSION_PROC_NAME);
if (versionDriver != NULL)
{
if (versionDriver()<IDriver::InterfaceVersion)
throw EDruDirect3dDriverOldVersion();
else if (versionDriver()>IDriver::InterfaceVersion)
throw EDruDirect3dDriverUnknownVersion();
}
IDriver *ret= createDriver();
if (ret == NULL)
{
throw EDruDirect3dDriverCantCreateDriver();
}
return ret;
#endif
}
#endif // NL_OS_WINDOWS
// ***************************************************************************
void CDRU::drawBitmap (float x, float y, float width, float height, ITexture& texture, IDriver& driver, CViewport viewport, bool blend)
{
CMatrix mtx;
mtx.identity();
driver.setupViewport (viewport);
driver.setupViewMatrix (mtx);
driver.setupModelMatrix (mtx);
driver.setFrustum (0.f, 1.f, 0.f, 1.f, -1.f, 1.f, false);
static CMaterial mat;
mat.initUnlit ();
mat.setTexture (0, &texture);
mat.setBlend(blend);
mat.setZFunc(CMaterial::always);
static CVertexBuffer vb;
if (vb.getName().empty()) vb.setName("CDRU::drawBitmap");
vb.setVertexFormat (CVertexBuffer::PositionFlag|CVertexBuffer::TexCoord0Flag);
vb.setNumVertices (4);
{
CVertexBufferReadWrite vba;
vb.lock (vba);
vba.setVertexCoord (0, CVector (x, 0, y));
vba.setVertexCoord (1, CVector (x+width, 0, y));
vba.setVertexCoord (2, CVector (x+width, 0, y+height));
vba.setVertexCoord (3, CVector (x, 0, y+height));
vba.setTexCoord (0, 0, 0.f, 1.f);
vba.setTexCoord (1, 0, 1.f, 1.f);
vba.setTexCoord (2, 0, 1.f, 0.f);
vba.setTexCoord (3, 0, 0.f, 0.f);
}
driver.activeVertexBuffer(vb);
static CIndexBuffer pb;
if (pb.getName().empty()) NL_SET_IB_NAME(pb, "CDRU::drawBitmap");
pb.setFormat(NL_DEFAULT_INDEX_BUFFER_FORMAT);
pb.setNumIndexes (6);
{
CIndexBufferReadWrite iba;
pb.lock (iba);
iba.setTri (0, 0, 1, 2);
iba.setTri (3, 2, 3, 0);
}
driver.activeIndexBuffer(pb);
driver.renderTriangles(mat, 0, 2);
}
// ***************************************************************************
void CDRU::drawLine (float x0, float y0, float x1, float y1, IDriver& driver, CRGBA col, CViewport viewport)
{
CMatrix mtx;
mtx.identity();
driver.setupViewport (viewport);
driver.setupViewMatrix (mtx);
driver.setupModelMatrix (mtx);
driver.setFrustum (0.f, 1.f, 0.f, 1.f, -1.f, 1.f, false);
static CMaterial mat;
mat.initUnlit ();
mat.setSrcBlend(CMaterial::srcalpha);
mat.setDstBlend(CMaterial::invsrcalpha);
mat.setBlend(true);
mat.setColor(col);
mat.setZFunc (CMaterial::always);
static CVertexBuffer vb;
if (vb.getName().empty()) vb.setName("CDRU::drawLine");
vb.setVertexFormat (CVertexBuffer::PositionFlag);
vb.setNumVertices (2);
{
CVertexBufferReadWrite vba;
vb.lock (vba);
vba.setVertexCoord (0, CVector (x0, 0, y0));
vba.setVertexCoord (1, CVector (x1, 0, y1));
}
driver.activeVertexBuffer(vb);
static CIndexBuffer pb;
if (pb.getName().empty()) NL_SET_IB_NAME(pb, "CDRU::drawLine");
pb.setFormat(NL_DEFAULT_INDEX_BUFFER_FORMAT);
pb.setNumIndexes (2);
{
CIndexBufferReadWrite iba;
pb.lock (iba);
iba.setLine (0, 0, 1);
}
driver.activeIndexBuffer(pb);
driver.renderLines(mat, 0, 1);
}
// ***************************************************************************
void CDRU::drawTriangle (float x0, float y0, float x1, float y1, float x2, float y2, IDriver& driver, CRGBA col, CViewport viewport)
{
CMatrix mtx;
mtx.identity();
driver.setupViewport (viewport);
driver.setupViewMatrix (mtx);
driver.setupModelMatrix (mtx);
driver.setFrustum (0.f, 1.f, 0.f, 1.f, -1.f, 1.f, false);
static CMaterial mat;
mat.initUnlit();
mat.setSrcBlend(CMaterial::srcalpha);
mat.setDstBlend(CMaterial::invsrcalpha);
mat.setBlend(true);
mat.setColor(col);
mat.setZFunc (CMaterial::always);
static CVertexBuffer vb;
if (vb.getName().empty()) vb.setName("CDRU::drawTriangle");
vb.setVertexFormat (CVertexBuffer::PositionFlag);
vb.setNumVertices (3);
{
CVertexBufferReadWrite vba;
vb.lock (vba);
vba.setVertexCoord (0, CVector (x0, 0, y0));
vba.setVertexCoord (1, CVector (x1, 0, y1));
vba.setVertexCoord (2, CVector (x2, 0, y2));
}
driver.activeVertexBuffer(vb);
static CIndexBuffer pb;
if (pb.getName().empty()) NL_SET_IB_NAME(pb, "CDRU::drawTriangle");
pb.setFormat(NL_DEFAULT_INDEX_BUFFER_FORMAT);
pb.setNumIndexes (3);
{
CIndexBufferReadWrite iba;
pb.lock (iba);
iba.setTri (0, 0, 1, 2);
}
driver.activeIndexBuffer(pb);
driver.renderTriangles(mat, 0, 1);
}
// ***************************************************************************
void CDRU::drawQuad (float x0, float y0, float x1, float y1, IDriver& driver, CRGBA col, CViewport viewport)
{
CMatrix mtx;
mtx.identity();
driver.setupViewport (viewport);
driver.setupViewMatrix (mtx);
driver.setupModelMatrix (mtx);
driver.setFrustum (0.f, 1.f, 0.f, 1.f, -1.f, 1.f, false);
static CMaterial mat;
mat.initUnlit();
mat.setSrcBlend(CMaterial::srcalpha);
mat.setDstBlend(CMaterial::invsrcalpha);
mat.setBlend(true);
mat.setColor(col);
mat.setZFunc (CMaterial::always);
static CVertexBuffer vb;
if (vb.getName().empty()) vb.setName("CDRU::drawQuad");
vb.setVertexFormat (CVertexBuffer::PositionFlag);
vb.setNumVertices (4);
{
CVertexBufferReadWrite vba;
vb.lock (vba);
vba.setVertexCoord (0, CVector (x0, 0, y0));
vba.setVertexCoord (1, CVector (x1, 0, y0));
vba.setVertexCoord (2, CVector (x1, 0, y1));
vba.setVertexCoord (3, CVector (x0, 0, y1));
}
driver.activeVertexBuffer(vb);
driver.renderRawQuads(mat, 0, 1);
}
// ***************************************************************************
void CDRU::drawQuad (float xcenter, float ycenter, float radius, IDriver& driver, CRGBA col, CViewport viewport)
{
CMatrix mtx;
mtx.identity();
driver.setupViewport (viewport);
driver.setupViewMatrix (mtx);
driver.setupModelMatrix (mtx);
driver.setFrustum (0.f, 1.f, 0.f, 1.f, -1.f, 1.f, false);
static CMaterial mat;
mat.initUnlit();
mat.setSrcBlend(CMaterial::srcalpha);
mat.setDstBlend(CMaterial::invsrcalpha);
mat.setBlend(true);
mat.setColor(col);
mat.setZFunc (CMaterial::always);
static CVertexBuffer vb;
if (vb.getName().empty()) vb.setName("CDRU::drawQuad");
vb.setVertexFormat (CVertexBuffer::PositionFlag);
vb.setNumVertices (4);
{
CVertexBufferReadWrite vba;
vb.lock (vba);
vba.setVertexCoord (0, CVector (xcenter-radius, 0, ycenter-radius));
vba.setVertexCoord (1, CVector (xcenter+radius, 0, ycenter-radius));
vba.setVertexCoord (2, CVector (xcenter+radius, 0, ycenter+radius));
vba.setVertexCoord (3, CVector (xcenter-radius, 0, ycenter+radius));
}
driver.activeVertexBuffer(vb);
driver.renderRawQuads(mat, 0, 1);
}
// ***************************************************************************
void CDRU::drawWiredQuad (float x0, float y0, float x1, float y1, IDriver& driver, CRGBA col, CViewport viewport)
{
// v-left
CDRU::drawLine(x0,y0,x0,y1 ,driver,col,viewport);
// v-right
CDRU::drawLine(x1,y0,x1,y1 ,driver,col,viewport);
// h-up
CDRU::drawLine(x0,y1,x1,y1,driver,col,viewport);
// h-bottom
CDRU::drawLine(x0,y0,x1,y0,driver,col,viewport);
}
// ***************************************************************************
void CDRU::drawWiredQuad (float xcenter, float ycenter, float radius, IDriver& driver, CRGBA col, CViewport viewport)
{
// v-left
CDRU::drawLine(xcenter-radius,ycenter-radius,xcenter-radius,ycenter+radius,driver,col,viewport);
// v-right
CDRU::drawLine(xcenter+radius,ycenter-radius,xcenter+radius,ycenter+radius,driver,col,viewport);
// h-up
CDRU::drawLine(xcenter-radius,ycenter+radius,xcenter+radius,ycenter+radius,driver,col,viewport);
// h-bottom
CDRU::drawLine(xcenter-radius,ycenter-radius,xcenter+radius,ycenter-radius,driver,col,viewport);
}
// ***************************************************************************
void CDRU::drawTrianglesUnlit(const NLMISC::CTriangleUV *trilist, sint ntris, CMaterial &mat, IDriver& driver)
{
static CVertexBuffer vb;
if (vb.getName().empty()) vb.setName("CDRU::drawTrianglesUnlit");
vb.setVertexFormat (CVertexBuffer::PositionFlag | CVertexBuffer::TexCoord0Flag);
vb.setNumVertices (ntris*3);
static CIndexBuffer pb;
pb.setFormat(NL_DEFAULT_INDEX_BUFFER_FORMAT);
pb.setNumIndexes(ntris*3);
if (pb.getFormat() == CIndexBuffer::Indices16)
{
nlassert(ntris * 3 <= 0xffff);
}
{
CVertexBufferReadWrite vba;
vb.lock (vba);
CIndexBufferReadWrite iba;
pb.lock (iba);
for(sint i=0;i<ntris;i++)
{
vba.setVertexCoord (i*3+0, trilist[i].V0);
vba.setVertexCoord (i*3+1, trilist[i].V1);
vba.setVertexCoord (i*3+2, trilist[i].V2);
vba.setTexCoord (i*3+0, 0, trilist[i].Uv0);
vba.setTexCoord (i*3+1, 0, trilist[i].Uv1);
vba.setTexCoord (i*3+2, 0, trilist[i].Uv2);
iba.setTri(i*3, i*3+0, i*3+1, i*3+2);
}
}
driver.activeVertexBuffer(vb);
driver.activeIndexBuffer(pb);
driver.renderTriangles(mat, 0, ntris);
}
// ***************************************************************************
void CDRU::drawTrianglesUnlit(const std::vector<NLMISC::CTriangleUV> &trilist, CMaterial &mat, IDriver& driver)
{
if(trilist.size()==0)
return;
CDRU::drawTrianglesUnlit( &(*trilist.begin()), trilist.size(), mat, driver);
}
// ***************************************************************************
void CDRU::drawLinesUnlit(const NLMISC::CLine *linelist, sint nlines, CMaterial &mat, IDriver& driver)
{
static CVertexBuffer vb;
if (vb.getName().empty()) vb.setName("CDRU::drawLinesUnlit");
vb.setVertexFormat (CVertexBuffer::PositionFlag);
vb.setNumVertices (nlines*2);
static CIndexBuffer pb;
pb.setFormat(NL_DEFAULT_INDEX_BUFFER_FORMAT);
pb.setNumIndexes(nlines*2);
{
CVertexBufferReadWrite vba;
vb.lock (vba);
CIndexBufferReadWrite iba;
pb.lock (iba);
for(sint i=0;i<nlines;i++)
{
vba.setVertexCoord (i*2+0, linelist[i].V0);
vba.setVertexCoord (i*2+1, linelist[i].V1);
iba.setLine(i*2, i*2+0, i*2+1);
}
}
driver.activeVertexBuffer(vb);
driver.activeIndexBuffer(pb);
driver.renderLines(mat, 0, nlines);
}
// ***************************************************************************
void CDRU::drawLinesUnlit(const std::vector<NLMISC::CLine> &linelist, CMaterial &mat, IDriver& driver)
{
if(linelist.size()==0)
return;
CDRU::drawLinesUnlit( &(*linelist.begin()), linelist.size(), mat, driver);
}
// ***************************************************************************
void CDRU::drawLine(const CVector &a, const CVector &b, CRGBA color, IDriver& driver)
{
static NLMISC::CLine line;
static CMaterial mat;
static bool inited= false;
// Setup material.
if(!inited)
{
inited= true;
mat.initUnlit();
}
mat.setColor(color);
line.V0= a;
line.V1= b;
CDRU::drawLinesUnlit(&line, 1, mat, driver);
}
// ***************************************************************************
void CDRU::drawQuad (float x0, float y0, float x1, float y1, CRGBA col0, CRGBA col1, CRGBA col2, CRGBA col3, IDriver& driver, CViewport viewport)
{
CMatrix mtx;
mtx.identity();
driver.setupViewport (viewport);
driver.setupViewMatrix (mtx);
driver.setupModelMatrix (mtx);
driver.setFrustum (0.f, 1.f, 0.f, 1.f, -1.f, 1.f, false);
static CMaterial mat;
mat.initUnlit();
mat.setSrcBlend(CMaterial::srcalpha);
mat.setDstBlend(CMaterial::invsrcalpha);
mat.setBlend(true);
mat.setZFunc (CMaterial::always);
static CVertexBuffer vb;
if (vb.getName().empty()) vb.setName("CDRU::drawQuad");
vb.setVertexFormat (CVertexBuffer::PositionFlag|CVertexBuffer::PrimaryColorFlag);
vb.setNumVertices (4);
{
CVertexBufferReadWrite vba;
vb.lock (vba);
vba.setVertexCoord (0, CVector (x0, 0, y0));
vba.setColor (0, col0);
vba.setVertexCoord (1, CVector (x1, 0, y0));
vba.setColor (1, col1);
vba.setVertexCoord (2, CVector (x1, 0, y1));
vba.setColor (2, col2);
vba.setVertexCoord (3, CVector (x0, 0, y1));
vba.setColor (3, col3);
}
driver.activeVertexBuffer(vb);
driver.renderRawQuads(mat, 0, 1);
}
// ***************************************************************************
void CDRU::drawWiredBox(const CVector &corner, const CVector &vi, const CVector &vj, const CVector &vk, CRGBA color, IDriver& drv)
{
CVector p0= corner;
CVector p1= p0 + vi + vj + vk;
drawLine(p0, p0+vi, color, drv);
drawLine(p0, p0+vj, color, drv);
drawLine(p0, p0+vk, color, drv);
drawLine(p1, p1-vi, color, drv);
drawLine(p1, p1-vj, color, drv);
drawLine(p1, p1-vk, color, drv);
drawLine(p0+vi, p0+vi+vj, color, drv);
drawLine(p0+vi, p0+vi+vk, color, drv);
drawLine(p0+vj, p0+vj+vi, color, drv);
drawLine(p0+vj, p0+vj+vk, color, drv);
drawLine(p0+vk, p0+vk+vi, color, drv);
drawLine(p0+vk, p0+vk+vj, color, drv);
}
} // NL3D