khanat-opennel-code/code/nel/src/3d/stereo_debugger.cpp
2015-12-18 13:02:31 +01:00

519 lines
12 KiB
C++

/**
* \file stereo_debugger.cpp
* \brief CStereoDebugger
* \date 2013-07-03 20:17GMT
* \author Jan Boon (Kaetemi)
* CStereoDebugger
*/
/*
* Copyright (C) 2013 by authors
*
* This file is part of NL3D.
* NL3D 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.
*
* NL3D 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 NL3D. If not, see
* <http://www.gnu.org/licenses/>.
*/
#if !FINAL_VERSION
#include "std3d.h"
#include <nel/3d/stereo_debugger.h>
// STL includes
// NeL includes
// #include <nel/misc/debug.h>
// Project includes
#include <nel/3d/u_camera.h>
#include <nel/3d/u_driver.h>
#include <nel/3d/material.h>
#include <nel/3d/texture_bloom.h>
#include <nel/3d/texture_user.h>
#include <nel/3d/driver_user.h>
#include <nel/3d/u_texture.h>
#include <nel/3d/render_target_manager.h>
using namespace std;
// using namespace NLMISC;
namespace NL3D {
namespace {
const char *a_arbfp1 =
"!!ARBfp1.0\n"
"PARAM c[1] = { { 1, 0, 0.5 } };\n"
"TEMP R0;\n"
"TEMP R1;\n"
"TEMP R2;\n"
"TEX R0, fragment.texcoord[0], texture[0], 2D;\n"
"TEX R1, fragment.texcoord[0], texture[1], 2D;\n"
"ADD R2, R0, -R1;\n"
"ADD R1, R0, R1;\n"
"MUL R1, R1, c[0].z;\n"
"ABS R2, R2;\n"
"CMP R2, -R2, c[0].x, c[0].y;\n"
"ADD_SAT R2.x, R2, R2.y;\n"
"ADD_SAT R2.x, R2, R2.z;\n"
"ADD_SAT R2.x, R2, R2.w;\n"
"ABS R2.x, R2;\n"
"CMP R2.x, -R2, c[0].y, c[0];\n"
"ABS R0.x, R2;\n"
"CMP R2.x, -R0, c[0].y, c[0];\n"
"MOV R0.xzw, R1;\n"
"MAD R0.y, R1, c[0].z, c[0].z;\n"
"CMP R0, -R2.x, R1, R0;\n"
"MAD R1.x, R0, c[0].z, c[0].z;\n"
"CMP result.color.x, -R2, R1, R0;\n"
"MOV result.color.yzw, R0;\n"
"END\n";
const char *a_ps_2_0 =
"ps_2_0\n"
// cgc version 3.1.0013, build date Apr 18 2012
// command line args: -profile ps_2_0
// source file: pp_stereo_debug.cg
//vendor NVIDIA Corporation
//version 3.1.0.13
//profile ps_2_0
//program pp_stereo_debug
//semantic pp_stereo_debug.cTex0 : TEX0
//semantic pp_stereo_debug.cTex1 : TEX1
//var float2 texCoord : $vin.TEXCOORD0 : TEX0 : 0 : 1
//var sampler2D cTex0 : TEX0 : texunit 0 : 1 : 1
//var sampler2D cTex1 : TEX1 : texunit 1 : 2 : 1
//var float4 oCol : $vout.COLOR : COL : 3 : 1
//const c[0] = 0 1 0.5
"dcl_2d s0\n"
"dcl_2d s1\n"
"def c0, 0.00000000, 1.00000000, 0.50000000, 0\n"
"dcl t0.xy\n"
"texld r1, t0, s1\n"
"texld r2, t0, s0\n"
"add r0, r2, -r1\n"
"add r1, r2, r1\n"
"mul r1, r1, c0.z\n"
"abs r0, r0\n"
"cmp r0, -r0, c0.x, c0.y\n"
"add_pp_sat r0.x, r0, r0.y\n"
"add_pp_sat r0.x, r0, r0.z\n"
"add_pp_sat r0.x, r0, r0.w\n"
"abs_pp r0.x, r0\n"
"cmp_pp r0.x, -r0, c0.y, c0\n"
"abs_pp r0.x, r0\n"
"mov r2.xzw, r1\n"
"mad r2.y, r1, c0.z, c0.z\n"
"cmp r2, -r0.x, r1, r2\n"
"mad r1.x, r2, c0.z, c0.z\n"
"mov r0.yzw, r2\n"
"cmp r0.x, -r0, r1, r2\n"
"mov oC0, r0\n";
class CStereoDebuggerFactory : public IStereoDeviceFactory
{
public:
IStereoDisplay *createDevice() const
{
return new CStereoDebugger();
}
};
} /* anonymous namespace */
CStereoDebugger::CStereoDebugger() : m_Driver(NULL), m_Stage(0), m_SubStage(0), m_LeftTexU(NULL), m_RightTexU(NULL), m_PixelProgram(NULL)
{
}
CStereoDebugger::~CStereoDebugger()
{
if (!m_Mat.empty())
{
m_Driver->deleteMaterial(m_Mat);
}
delete m_PixelProgram;
m_PixelProgram = NULL;
m_Driver = NULL;
}
/// Sets driver and generates necessary render targets
void CStereoDebugger::setDriver(NL3D::UDriver *driver)
{
nlassert(!m_PixelProgram);
m_Driver = driver;
NL3D::IDriver *drvInternal = (static_cast<CDriverUser *>(driver))->getDriver();
if (drvInternal->supportBloomEffect() && drvInternal->supportNonPowerOfTwoTextures())
{
m_PixelProgram = new CPixelProgram();
// arbfp1
{
IProgram::CSource *source = new IProgram::CSource();
source->Features.MaterialFlags = CProgramFeatures::TextureStages;
source->Profile = IProgram::arbfp1;
source->setSourcePtr(a_arbfp1);
m_PixelProgram->addSource(source);
}
// ps_2_0
{
IProgram::CSource *source = new IProgram::CSource();
source->Features.MaterialFlags = CProgramFeatures::TextureStages;
source->Profile = IProgram::ps_2_0;
source->setSourcePtr(a_ps_2_0);
m_PixelProgram->addSource(source);
}
if (!drvInternal->compilePixelProgram(m_PixelProgram))
{
nlwarning("No supported pixel program for stereo debugger");
delete m_PixelProgram;
m_PixelProgram = NULL;
}
}
if (m_PixelProgram)
{
m_Mat = m_Driver->createMaterial();
m_Mat.initUnlit();
m_Mat.setColor(CRGBA::White);
m_Mat.setBlend (false);
m_Mat.setAlphaTest (false);
NL3D::CMaterial *mat = m_Mat.getObjectPtr();
mat->setShader(NL3D::CMaterial::Normal);
mat->setBlendFunc(CMaterial::one, CMaterial::zero);
mat->setZWrite(false);
mat->setZFunc(CMaterial::always);
mat->setDoubleSided(true);
m_QuadUV.V0 = CVector(0.f, 0.f, 0.5f);
m_QuadUV.V1 = CVector(1.f, 0.f, 0.5f);
m_QuadUV.V2 = CVector(1.f, 1.f, 0.5f);
m_QuadUV.V3 = CVector(0.f, 1.f, 0.5f);
m_QuadUV.Uv0 = CUV(0.f, 0.f);
m_QuadUV.Uv1 = CUV(1.f, 0.f);
m_QuadUV.Uv2 = CUV(1.f, 1.f);
m_QuadUV.Uv3 = CUV(0.f, 1.f);
}
}
bool CStereoDebugger::attachToDisplay()
{
return false;
}
void CStereoDebugger::detachFromDisplay()
{
}
void CStereoDebugger::getTextures()
{
nlassert(!m_LeftTexU);
nlassert(!m_RightTexU);
uint32 width, height;
m_Driver->getWindowSize(width, height);
m_LeftTexU = m_Driver->getRenderTargetManager().getRenderTarget(width, height);
m_RightTexU = m_Driver->getRenderTargetManager().getRenderTarget(width, height);
NL3D::CMaterial *mat = m_Mat.getObjectPtr();
mat->setTexture(0, m_LeftTexU->getITexture());
mat->setTexture(1, m_RightTexU->getITexture());
}
void CStereoDebugger::recycleTextures()
{
nlassert(m_LeftTexU);
nlassert(m_RightTexU);
m_Mat.getObjectPtr()->setTexture(0, NULL);
m_Mat.getObjectPtr()->setTexture(1, NULL);
m_Driver->getRenderTargetManager().recycleRenderTarget(m_LeftTexU);
m_Driver->getRenderTargetManager().recycleRenderTarget(m_RightTexU);
m_LeftTexU = NULL;
m_RightTexU = NULL;
}
/*
void CStereoDebugger::releaseTextures()
{
if (!m_Mat.empty())
{
m_Mat.getObjectPtr()->setTexture(0, NULL);
m_Mat.getObjectPtr()->setTexture(1, NULL);
m_Driver->deleteMaterial(m_Mat);
}
delete m_LeftTexU;
m_LeftTexU = NULL;
m_LeftTex = NULL; // CSmartPtr
delete m_RightTexU;
m_RightTexU = NULL;
m_RightTex = NULL; // CSmartPtr
}
*//*
void CStereoDebugger::initTextures()
{
uint32 width, height;
m_Driver->getWindowSize(width, height);
NL3D::IDriver *drvInternal = (static_cast<CDriverUser *>(m_Driver))->getDriver();
m_LeftTex = new CTextureBloom();
m_LeftTex->setRenderTarget(true);
m_LeftTex->setReleasable(false);
m_LeftTex->resize(width, height);
m_LeftTex->setFilterMode(ITexture::Linear, ITexture::LinearMipMapOff);
m_LeftTex->setWrapS(ITexture::Clamp);
m_LeftTex->setWrapT(ITexture::Clamp);
drvInternal->setupTexture(*m_LeftTex);
m_LeftTexU = new CTextureUser(m_LeftTex);
nlassert(!drvInternal->isTextureRectangle(m_LeftTex)); // not allowed
m_RightTex = new CTextureBloom();
m_RightTex->setRenderTarget(true);
m_RightTex->setReleasable(false);
m_RightTex->resize(width, height);
m_RightTex->setFilterMode(ITexture::Linear, ITexture::LinearMipMapOff);
m_RightTex->setWrapS(ITexture::Clamp);
m_RightTex->setWrapT(ITexture::Clamp);
drvInternal->setupTexture(*m_RightTex);
m_RightTexU = new CTextureUser(m_RightTex);
nlassert(!drvInternal->isTextureRectangle(m_RightTex)); // not allowed
}*/
/*
void CStereoDebugger::setTextures()
{
NL3D::CMaterial *mat = m_Mat.getObjectPtr();
mat->setTexture(0, m_LeftTex);
mat->setTexture(1, m_RightTex);
}*/
/*
void CStereoDebugger::verifyTextures()
{
if (m_Driver)
{
uint32 width, height;
m_Driver->getWindowSize(width, height);
if (m_LeftTex->getWidth() != width
|| m_RightTex->getWidth() != width
|| m_LeftTex->getHeight() != height
|| m_RightTex->getHeight() != height)
{
nldebug("Rebuild textures");
releaseTextures();
initTextures();
setTextures();
}
}
}*/
/// Gets the required screen resolution for this device
bool CStereoDebugger::getScreenResolution(uint &width, uint &height)
{
return false;
}
/// Set latest camera position etcetera
void CStereoDebugger::updateCamera(uint cid, const NL3D::UCamera *camera)
{
m_Frustum[cid] = camera->getFrustum();
}
/// Get the frustum to use for clipping
void CStereoDebugger::getClippingFrustum(uint cid, NL3D::UCamera *camera) const
{
// do nothing
}
/// Get the original frustum of the camera
void CStereoDebugger::getOriginalFrustum(uint cid, NL3D::UCamera *camera) const
{
// do nothing, as we never modified it
}
/// Is there a next pass
bool CStereoDebugger::nextPass()
{
if (m_Driver->getPolygonMode() == UDriver::Filled)
{
switch (m_Stage)
{
case 0:
++m_Stage;
m_SubStage = 0;
return true;
case 1:
++m_Stage;
m_SubStage = 0;
return true;
case 2:
++m_Stage;
m_SubStage = 0;
return true;
case 3:
m_Stage = 0;
m_SubStage = 0;
return false;
}
}
else
{
switch (m_Stage)
{
case 0:
++m_Stage;
m_SubStage = 0;
return true;
case 1:
m_Stage = 0;
m_SubStage = 0;
return false;
}
}
return false;
}
/// Gets the current viewport
const NL3D::CViewport &CStereoDebugger::getCurrentViewport() const
{
if (m_Stage % 2) return m_LeftViewport;
else return m_RightViewport;
}
/// Gets the current camera frustum
const NL3D::CFrustum &CStereoDebugger::getCurrentFrustum(uint cid) const
{
return m_Frustum[cid];
}
/// Gets the current camera frustum
void CStereoDebugger::getCurrentFrustum(uint cid, NL3D::UCamera *camera) const
{
// do nothing
}
/// Gets the current camera matrix
void CStereoDebugger::getCurrentMatrix(uint cid, NL3D::UCamera *camera) const
{
// do nothing
}
/// At the start of a new render target
bool CStereoDebugger::wantClear()
{
m_SubStage = 1;
return m_Stage != 3;
}
/// The 3D scene
bool CStereoDebugger::wantScene()
{
m_SubStage = 2;
return m_Stage != 3;
}
/// The 3D scene end (after multiple wantScene)
bool CStereoDebugger::wantSceneEffects()
{
return m_Stage != 3;
}
/// Interface within the 3D scene
bool CStereoDebugger::wantInterface3D()
{
m_SubStage = 3;
return m_Stage == 3;
}
/// 2D Interface
bool CStereoDebugger::wantInterface2D()
{
m_SubStage = 4;
return m_Stage == 3;
}
bool CStereoDebugger::isSceneFirst()
{
return m_Stage != 3;
}
bool CStereoDebugger::isSceneLast()
{
return m_Stage != 3;
}
/// Returns true if a new render target was set, always fase if not using render targets
bool CStereoDebugger::beginRenderTarget()
{
if (m_Stage != 3 && m_Driver && (m_Driver->getPolygonMode() == UDriver::Filled))
{
if (!m_LeftTexU) getTextures();
if (m_Stage % 2) static_cast<CDriverUser *>(m_Driver)->setRenderTarget(*m_RightTexU, 0, 0, 0, 0);
else static_cast<CDriverUser *>(m_Driver)->setRenderTarget(*m_LeftTexU, 0, 0, 0, 0);
return true;
}
return false;
}
/// Returns true if a render target was fully drawn, always false if not using render targets
bool CStereoDebugger::endRenderTarget()
{
if (m_Stage != 3 && m_Driver && (m_Driver->getPolygonMode() == UDriver::Filled))
{
CTextureUser cu;
(static_cast<CDriverUser *>(m_Driver))->setRenderTarget(cu);
bool fogEnabled = m_Driver->fogEnabled();
m_Driver->enableFog(false);
m_Driver->setMatrixMode2D11();
CViewport vp = CViewport();
m_Driver->setViewport(vp);
uint32 width, height;
NL3D::IDriver *drvInternal = (static_cast<CDriverUser *>(m_Driver))->getDriver();
NL3D::CMaterial *mat = m_Mat.getObjectPtr();
mat->setTexture(0, m_LeftTexU->getITexture());
mat->setTexture(1, m_RightTexU->getITexture());
drvInternal->activePixelProgram(m_PixelProgram);
m_Driver->drawQuad(m_QuadUV, m_Mat);
drvInternal->activePixelProgram(NULL);
m_Driver->enableFog(fogEnabled);
recycleTextures();
return true;
}
return false;
}
void CStereoDebugger::listDevices(std::vector<CStereoDeviceInfo> &devicesOut)
{
CStereoDeviceInfo devInfo;
devInfo.Factory = new CStereoDebuggerFactory();
devInfo.Library = CStereoDeviceInfo::NeL3D;
devInfo.Class = CStereoDeviceInfo::StereoDisplay;
devInfo.Manufacturer = "NeL";
devInfo.ProductName = "Stereo Debugger";
devInfo.Serial = "NL-3D-DEBUG";
devInfo.AllowAuto = false;
devicesOut.push_back(devInfo);
}
} /* namespace NL3D */
#endif /* #if !FINAL_VERSION */
/* end of file */