From ce92c13289949f7fbb5641587dc8fc80d65981ac Mon Sep 17 00:00:00 2001 From: kaetemi Date: Tue, 2 Jul 2013 02:40:27 +0200 Subject: [PATCH] Test the barrel shader, see #43 --HG-- branch : multipass-stereo --- code/nel/include/nel/3d/stereo_ovr.h | 2 + code/nel/src/3d/stereo_ovr.cpp | 143 ++++++++++++++++++++------- code/nel/src/3d/stereo_ovr_fp.cpp | 60 +++++++++++ 3 files changed, 171 insertions(+), 34 deletions(-) diff --git a/code/nel/include/nel/3d/stereo_ovr.h b/code/nel/include/nel/3d/stereo_ovr.h index 1a4ebf916..8d4a924a6 100644 --- a/code/nel/include/nel/3d/stereo_ovr.h +++ b/code/nel/include/nel/3d/stereo_ovr.h @@ -63,6 +63,7 @@ class ITexture; class CTextureUser; class CStereoOVRDevicePtr; class CStereoOVRDeviceHandle; +class CPixelProgram; #define NL_STEREO_MAX_USER_CAMERAS 8 @@ -147,6 +148,7 @@ private: NL3D::CTextureUser *m_BarrelTexU; NL3D::UMaterial m_BarrelMat; NLMISC::CQuadUV m_BarrelQuad; + CPixelProgram *m_PixelProgram; }; /* class CStereoOVR */ diff --git a/code/nel/src/3d/stereo_ovr.cpp b/code/nel/src/3d/stereo_ovr.cpp index 68fd1400e..4405ad313 100644 --- a/code/nel/src/3d/stereo_ovr.cpp +++ b/code/nel/src/3d/stereo_ovr.cpp @@ -68,6 +68,7 @@ using namespace std; namespace NL3D { extern const char *g_StereoOVR_arbfp1; +extern const char *g_StereoOVR_ps_2_0; namespace { @@ -163,7 +164,7 @@ public: OVR::HMDInfo HMDInfo; }; -CStereoOVR::CStereoOVR(const CStereoOVRDeviceHandle *handle) : m_Stage(0), m_SubStage(0), m_OrientationCached(false), m_Driver(NULL), m_BarrelTexU(NULL) +CStereoOVR::CStereoOVR(const CStereoOVRDeviceHandle *handle) : m_Stage(0), m_SubStage(0), m_OrientationCached(false), m_Driver(NULL), m_BarrelTexU(NULL), m_PixelProgram(NULL) { ++s_DeviceCounter; m_DevicePtr = new CStereoOVRDevicePtr(); @@ -211,6 +212,9 @@ CStereoOVR::~CStereoOVR() m_BarrelTexU = NULL; m_BarrelTex = NULL; // CSmartPtr + delete m_PixelProgram; + m_PixelProgram = NULL; + m_Driver = NULL; if (m_DevicePtr->SensorDevice) @@ -227,49 +231,84 @@ CStereoOVR::~CStereoOVR() void CStereoOVR::setDriver(NL3D::UDriver *driver) { - m_Driver = driver; // Do not allow weird stuff. uint32 width, height; driver->getWindowSize(width, height); nlassert(width == m_DevicePtr->HMDInfo.HResolution); nlassert(height == m_DevicePtr->HMDInfo.VResolution); + nlassert(!m_PixelProgram); NL3D::IDriver *drvInternal = (static_cast(driver))->getDriver(); + /*static const char *program_arbfp1 = + "!!ARBfp1.0\n" + "PARAM c[1] = { { 1, 0 } };\n" + "MOV result.color.xzw, c[0].xyyx;\n" + "TEX result.color.y, fragment.texcoord[0], texture[0], 2D;\n" + "END\n"; + static const char *program_ps_2_0 = + "ps_2_0\n" + "dcl_2d s0\n" + "def c0, 1.00000000, 0.00000000, 0, 0\n" + "dcl t0.xy\n" + "texld r0, t0, s0\n" + "mov r0.z, c0.y\n" + "mov r0.xw, c0.x\n" + "mov oC0, r0\n";*/ + /*if (drvInternal->supportPixelProgram(CPixelProgram::arbfp1)) + { + nldebug("VR: arbfp1"); + m_PixelProgram = new CPixelProgram(program_arbfp1); + } + else */ if (drvInternal->supportPixelProgram(CPixelProgram::ps_2_0)) + { + nldebug("VR: ps_2_0"); + m_PixelProgram = new CPixelProgram(g_StereoOVR_ps_2_0); + } - m_BarrelTex = new CTextureBloom(); // lol bloom - m_BarrelTex->setReleasable(false); - m_BarrelTex->resize(width, height); - m_BarrelTex->setFilterMode(ITexture::Linear, ITexture::LinearMipMapOff); - m_BarrelTex->setWrapS(ITexture::Clamp); - m_BarrelTex->setWrapT(ITexture::Clamp); - m_BarrelTex->setRenderTarget(true); - drvInternal->setupTexture(*m_BarrelTex); - m_BarrelTexU = new CTextureUser(m_BarrelTex); + if (m_PixelProgram) + { + m_Driver = driver; - m_BarrelMat = m_Driver->createMaterial(); - NL3D::CMaterial *barrelMat = m_BarrelMat.getObjectPtr(); - m_BarrelMat.initUnlit(); - m_BarrelMat.setColor(CRGBA::White); - m_BarrelMat.setBlend (false); - m_BarrelMat.setAlphaTest (false); - barrelMat->setBlendFunc(CMaterial::one, CMaterial::zero); - barrelMat->setZWrite(false); - barrelMat->setZFunc(CMaterial::always); - barrelMat->setDoubleSided(true); - barrelMat->setTexture(0, m_BarrelTex); + m_BarrelTex = new CTextureBloom(); // lol bloom + m_BarrelTex->setReleasable(false); + m_BarrelTex->resize(width, height); + m_BarrelTex->setFilterMode(ITexture::Linear, ITexture::LinearMipMapOff); + m_BarrelTex->setWrapS(ITexture::Clamp); + m_BarrelTex->setWrapT(ITexture::Clamp); + m_BarrelTex->setRenderTarget(true); + drvInternal->setupTexture(*m_BarrelTex); + m_BarrelTexU = new CTextureUser(m_BarrelTex); - m_BarrelQuad.V0 = CVector(0.f, 0.f, 0.5f); - m_BarrelQuad.V1 = CVector(1.f, 0.f, 0.5f); - m_BarrelQuad.V2 = CVector(1.f, 1.f, 0.5f); - m_BarrelQuad.V3 = CVector(0.f, 1.f, 0.5f); - - float newU = drvInternal->isTextureRectangle(m_BarrelTex) ? (float)width : 1.f; - float newV = drvInternal->isTextureRectangle(m_BarrelTex) ? (float)height : 1.f; + m_BarrelMat = m_Driver->createMaterial(); + m_BarrelMat.initUnlit(); + m_BarrelMat.setColor(CRGBA::White); + m_BarrelMat.setBlend (false); + m_BarrelMat.setAlphaTest (false); + NL3D::CMaterial *barrelMat = m_BarrelMat.getObjectPtr(); + barrelMat->setShader(NL3D::CMaterial::PostProcessing); + barrelMat->setBlendFunc(CMaterial::one, CMaterial::zero); + barrelMat->setZWrite(false); + barrelMat->setZFunc(CMaterial::always); + barrelMat->setDoubleSided(true); + barrelMat->setTexture(0, m_BarrelTex); - m_BarrelQuad.Uv0 = CUV(0.f, 0.f); - m_BarrelQuad.Uv1 = CUV(newU, 0.f); - m_BarrelQuad.Uv2 = CUV(newU, newV); - m_BarrelQuad.Uv3 = CUV(0.f, newV); + m_BarrelQuad.V0 = CVector(0.f, 0.f, 0.5f); + m_BarrelQuad.V1 = CVector(1.f, 0.f, 0.5f); + m_BarrelQuad.V2 = CVector(1.f, 1.f, 0.5f); + m_BarrelQuad.V3 = CVector(0.f, 1.f, 0.5f); + + float newU = drvInternal->isTextureRectangle(m_BarrelTex) ? (float)width : 1.f; + float newV = drvInternal->isTextureRectangle(m_BarrelTex) ? (float)height : 1.f; + + m_BarrelQuad.Uv0 = CUV(0.f, 0.f); + m_BarrelQuad.Uv1 = CUV(newU, 0.f); + m_BarrelQuad.Uv2 = CUV(newU, newV); + m_BarrelQuad.Uv3 = CUV(0.f, newV); + } + else + { + nlwarning("VR: No pixel program support"); + } } void CStereoOVR::getScreenResolution(uint &width, uint &height) @@ -473,10 +512,46 @@ bool CStereoOVR::endRenderTarget() { CTextureUser cu; (static_cast(m_Driver))->setRenderTarget(cu); + bool fogEnabled = m_Driver->fogEnabled(); + m_Driver->enableFog(false); m_Driver->setMatrixMode2D11(); - m_Driver->setViewport(CViewport()); + CViewport vp = CViewport(); + m_Driver->setViewport(vp); + uint32 width, height; + m_Driver->getWindowSize(width, height); + NL3D::IDriver *drvInternal = (static_cast(m_Driver))->getDriver(); + NL3D::CMaterial *barrelMat = m_BarrelMat.getObjectPtr(); + barrelMat->setTexture(0, m_BarrelTex); + drvInternal->activePixelProgram(m_PixelProgram); + + float w = float(vp.getWidth()),// / float(width), + h = float(vp.getHeight()),// / float(height), + x = float(vp.getX()),/// / float(width), + y = float(vp.getY());// / float(height); + + float lensOffset = m_DevicePtr->HMDInfo.LensSeparationDistance * 0.5f; + float lensShift = m_DevicePtr->HMDInfo.HScreenSize * 0.25f - lensOffset; + float lensViewportShift = 4.0f * lensShift / m_DevicePtr->HMDInfo.HScreenSize; + + float lensCenterX = x + (w + lensViewportShift * 0.5f) * 0.5f; + float lensCenterY = y + h * 0.5f; + float screenCenterX = x + w * 0.5f; + float screenCenterY = y + h * 0.5f; + float scaleX = (w / 2); + float scaleY = (h / 2); + float scaleInX = (2 / w); + float scaleInY = (2 / h); + drvInternal->setPixelProgramConstant(0, lensCenterX, lensCenterY, 0.f, 0.f); + drvInternal->setPixelProgramConstant(1, screenCenterX, screenCenterY, 0.f, 0.f); + drvInternal->setPixelProgramConstant(2, scaleX, scaleY, 0.f, 0.f); + drvInternal->setPixelProgramConstant(3, scaleInX, scaleInY, 0.f, 0.f); + drvInternal->setPixelProgramConstant(4, 1, m_DevicePtr->HMDInfo.DistortionK); + + m_Driver->drawQuad(m_BarrelQuad, m_BarrelMat); + drvInternal->activePixelProgram(NULL); + m_Driver->enableFog(fogEnabled); return true; } diff --git a/code/nel/src/3d/stereo_ovr_fp.cpp b/code/nel/src/3d/stereo_ovr_fp.cpp index eaa80f14c..d33e5fa2c 100644 --- a/code/nel/src/3d/stereo_ovr_fp.cpp +++ b/code/nel/src/3d/stereo_ovr_fp.cpp @@ -78,5 +78,65 @@ const char *g_StereoOVR_arbfp1 = "CMP R1.x, -R1, c[5].z, c[5].w;\n" "CMP result.color, -R1.x, R0, c[5].z;\n" "END\n"; +const char *g_StereoOVR_ps_2_0 = //# 28 instructions, 2 R-regs + "ps_2_0\n" + // cgc version 3.1.0013, build date Apr 18 2012 + // command line args: -profile ps_2_0 + // source file: pp_oculus_vr.cg + //vendor NVIDIA Corporation + //version 3.1.0.13 + //profile ps_2_0 + //program pp_oculus_vr + //semantic pp_oculus_vr.cLensCenter + //semantic pp_oculus_vr.cScreenCenter + //semantic pp_oculus_vr.cScale + //semantic pp_oculus_vr.cScaleIn + //semantic pp_oculus_vr.cHmdWarpParam + //semantic pp_oculus_vr.cTex0 : TEX0 + //var float2 texCoord : $vin.TEXCOORD0 : TEX0 : 0 : 1 + //var float2 cLensCenter : : c[0] : 1 : 1 + //var float2 cScreenCenter : : c[1] : 2 : 1 + //var float2 cScale : : c[2] : 3 : 1 + //var float2 cScaleIn : : c[3] : 4 : 1 + //var float4 cHmdWarpParam : : c[4] : 5 : 1 + //var sampler2D cTex0 : TEX0 : texunit 0 : 6 : 1 + //var float4 oCol : $vout.COLOR : COL : 7 : 1 + //const c[5] = -0.25 -0.5 0.25 0.5 + //const c[6] = 1 0 + "dcl_2d s0\n" + "def c5, -0.25000000, -0.50000000, 0.25000000, 0.50000000\n" + "def c6, 1.00000000, 0.00000000, 0, 0\n" + "dcl t0.xy\n" + "add r0.xy, t0, -c0\n" + "mul r4.xy, r0, c3\n" + "mul r0.x, r4.y, r4.y\n" + "mad r0.x, r4, r4, r0\n" + "mul r1.x, r0, c4.w\n" + "mul r1.x, r1, r0\n" + "mad r3.x, r0, c4.y, c4\n" + "mul r2.x, r0, c4.z\n" + "mad r2.x, r0, r2, r3\n" + "mad r0.x, r1, r0, r2\n" + "mul r0.xy, r4, r0.x\n" + "mul r0.xy, r0, c2\n" + "add r3.xy, r0, c0\n" + "mov r1.x, c5.z\n" + "mov r1.y, c5.w\n" + "mov r2.xy, c1\n" + "add r2.xy, r1, r2\n" + "mov r1.xy, c1\n" + "min r2.xy, r2, r3\n" + "add r1.xy, c5, r1\n" + "max r1.xy, r1, r2\n" + "add r1.xy, r1, -r3\n" + "abs r1.xy, r1\n" + "cmp r1.xy, -r1, c6.x, c6.y\n" + "mul_pp r1.x, r1, r1.y\n" + "abs_pp r1.x, r1\n" + "cmp_pp r1.x, -r1, c6, c6.y\n" + "abs_pp r1.x, r1\n" + "texld r0, r3, s0\n" + "cmp r0, -r1.x, r0, c6.y\n" + "mov oC0, r0\n"; } \ No newline at end of file