|
@@ -0,0 +1,1285 @@
|
|
|
+//-----------------------------------------------------------------------------
|
|
|
+// Copyright (c) 2012 GarageGames, LLC
|
|
|
+//
|
|
|
+// Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
|
+// of this software and associated documentation files (the "Software"), to
|
|
|
+// deal in the Software without restriction, including without limitation the
|
|
|
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
|
|
|
+// sell copies of the Software, and to permit persons to whom the Software is
|
|
|
+// furnished to do so, subject to the following conditions:
|
|
|
+//
|
|
|
+// The above copyright notice and this permission notice shall be included in
|
|
|
+// all copies or substantial portions of the Software.
|
|
|
+//
|
|
|
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
|
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
|
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
|
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
|
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
|
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
|
|
+// IN THE SOFTWARE.
|
|
|
+//-----------------------------------------------------------------------------
|
|
|
+
|
|
|
+#include "T3D/lighting/reflectionProbe.h"
|
|
|
+#include "math/mathIO.h"
|
|
|
+#include "scene/sceneRenderState.h"
|
|
|
+#include "console/consoleTypes.h"
|
|
|
+#include "core/stream/bitStream.h"
|
|
|
+#include "materials/baseMatInstance.h"
|
|
|
+#include "console/engineAPI.h"
|
|
|
+#include "gfx/gfxDrawUtil.h"
|
|
|
+#include "gfx/gfxDebugEvent.h"
|
|
|
+#include "gfx/gfxTransformSaver.h"
|
|
|
+#include "math/mathUtils.h"
|
|
|
+#include "gfx/bitmap/gBitmap.h"
|
|
|
+#include "core/stream/fileStream.h"
|
|
|
+#include "core/fileObject.h"
|
|
|
+#include "core/resourceManager.h"
|
|
|
+#include "console/simPersistId.h"
|
|
|
+#include <string>
|
|
|
+#include "T3D/gameFunctions.h"
|
|
|
+#include "postFx/postEffect.h"
|
|
|
+#include "renderInstance/renderProbeMgr.h"
|
|
|
+#include "lighting/probeManager.h"
|
|
|
+
|
|
|
+#include "math/util/sphereMesh.h"
|
|
|
+#include "materials/materialManager.h"
|
|
|
+#include "math/util/matrixSet.h"
|
|
|
+#include "gfx/bitmap/cubemapSaver.h"
|
|
|
+
|
|
|
+#include "materials/materialFeatureTypes.h"
|
|
|
+
|
|
|
+#include "gfx/gfxTextureManager.h"
|
|
|
+#include "T3D/lighting/IBLUtilities.h"
|
|
|
+
|
|
|
+extern bool gEditingMission;
|
|
|
+extern ColorI gCanvasClearColor;
|
|
|
+bool ReflectionProbe::smRenderReflectionProbes = true;
|
|
|
+bool ReflectionProbe::smRenderPreviewProbes = true;
|
|
|
+
|
|
|
+IMPLEMENT_CO_NETOBJECT_V1(ReflectionProbe);
|
|
|
+
|
|
|
+ConsoleDocClass(ReflectionProbe,
|
|
|
+ "@brief An example scene object which renders a mesh.\n\n"
|
|
|
+ "This class implements a basic SceneObject that can exist in the world at a "
|
|
|
+ "3D position and render itself. There are several valid ways to render an "
|
|
|
+ "object in Torque. This class implements the preferred rendering method which "
|
|
|
+ "is to submit a MeshRenderInst along with a Material, vertex buffer, "
|
|
|
+ "primitive buffer, and transform and allow the RenderMeshMgr handle the "
|
|
|
+ "actual setup and rendering for you.\n\n"
|
|
|
+ "See the C++ code for implementation details.\n\n"
|
|
|
+ "@ingroup Examples\n");
|
|
|
+
|
|
|
+ImplementEnumType(ReflectProbeType,
|
|
|
+ "Type of mesh data available in a shape.\n"
|
|
|
+ "@ingroup gameObjects")
|
|
|
+{ ProbeInfo::Sphere, "Sphere", "Sphere shaped" },
|
|
|
+{ ProbeInfo::Box, "Box", "Box shape" }
|
|
|
+EndImplementEnumType;
|
|
|
+
|
|
|
+ImplementEnumType(IndrectLightingModeEnum,
|
|
|
+ "Type of mesh data available in a shape.\n"
|
|
|
+ "@ingroup gameObjects")
|
|
|
+{ ReflectionProbe::NoIndirect, "No Lighting", "This probe does not provide any local indirect lighting data" },
|
|
|
+{ ReflectionProbe::AmbientColor, "Ambient Color", "Adds a flat color to act as the local indirect lighting" },
|
|
|
+{ ReflectionProbe::SphericalHarmonics, "Spherical Harmonics", "Creates spherical harmonics data based off the reflection data" },
|
|
|
+ EndImplementEnumType;
|
|
|
+
|
|
|
+ImplementEnumType(ReflectionModeEnum,
|
|
|
+ "Type of mesh data available in a shape.\n"
|
|
|
+ "@ingroup gameObjects")
|
|
|
+{ ReflectionProbe::NoReflection, "No Reflections", "This probe does not provide any local reflection data"},
|
|
|
+{ ReflectionProbe::StaticCubemap, "Static Cubemap", "Uses a static CubemapData" },
|
|
|
+{ ReflectionProbe::BakedCubemap, "Baked Cubemap", "Uses a cubemap baked from the probe's current position" },
|
|
|
+//{ ReflectionProbe::DynamicCubemap, "Dynamic Cubemap", "Uses a cubemap baked from the probe's current position, updated at a set rate" },
|
|
|
+ EndImplementEnumType;
|
|
|
+
|
|
|
+//-----------------------------------------------------------------------------
|
|
|
+// Object setup and teardown
|
|
|
+//-----------------------------------------------------------------------------
|
|
|
+ReflectionProbe::ReflectionProbe()
|
|
|
+{
|
|
|
+ // Flag this object so that it will always
|
|
|
+ // be sent across the network to clients
|
|
|
+ mNetFlags.set(Ghostable | ScopeAlways);
|
|
|
+
|
|
|
+ mTypeMask = LightObjectType | MarkerObjectType;
|
|
|
+
|
|
|
+ mProbeShapeType = ProbeInfo::Sphere;
|
|
|
+
|
|
|
+ mIndrectLightingModeType = NoIndirect;
|
|
|
+ mAmbientColor = LinearColorF(1, 1, 1, 1);
|
|
|
+ mSphericalHarmonics = LinearColorF(0, 0, 0, 1);
|
|
|
+
|
|
|
+ mReflectionModeType = BakedCubemap;
|
|
|
+
|
|
|
+ mEnabled = true;
|
|
|
+ mBake = false;
|
|
|
+ mDirty = false;
|
|
|
+
|
|
|
+ mRadius = 10;
|
|
|
+
|
|
|
+ mUseCubemap = false;
|
|
|
+ mCubemap = NULL;
|
|
|
+ mReflectionPath = "";
|
|
|
+ mProbeUniqueID = "";
|
|
|
+
|
|
|
+ mEditorShapeInst = NULL;
|
|
|
+ mEditorShape = NULL;
|
|
|
+
|
|
|
+ mRefreshRateMS = 200;
|
|
|
+ mDynamicLastBakeMS = 0;
|
|
|
+
|
|
|
+ mMaxDrawDistance = 75;
|
|
|
+
|
|
|
+ mResourcesCreated = false;
|
|
|
+
|
|
|
+ mProbeInfo = new ProbeInfo();
|
|
|
+
|
|
|
+ mPrefilterSize = 64;
|
|
|
+ mPrefilterMipLevels = mLog2(F32(mPrefilterSize));
|
|
|
+}
|
|
|
+
|
|
|
+ReflectionProbe::~ReflectionProbe()
|
|
|
+{
|
|
|
+ if (mEditorShapeInst)
|
|
|
+ SAFE_DELETE(mEditorShapeInst);
|
|
|
+
|
|
|
+ if (mReflectionModeType != StaticCubemap && mCubemap)
|
|
|
+ mCubemap->deleteObject();
|
|
|
+}
|
|
|
+
|
|
|
+//-----------------------------------------------------------------------------
|
|
|
+// Object Editing
|
|
|
+//-----------------------------------------------------------------------------
|
|
|
+void ReflectionProbe::initPersistFields()
|
|
|
+{
|
|
|
+ addGroup("Rendering");
|
|
|
+ addProtectedField("enabled", TypeBool, Offset(mEnabled, ReflectionProbe),
|
|
|
+ &_setEnabled, &defaultProtectedGetFn, "Regenerate Voxel Grid");
|
|
|
+
|
|
|
+ addField("ProbeShape", TypeReflectProbeType, Offset(mProbeShapeType, ReflectionProbe),
|
|
|
+ "The type of mesh data to use for collision queries.");
|
|
|
+ addField("radius", TypeF32, Offset(mRadius, ReflectionProbe), "The name of the material used to render the mesh.");
|
|
|
+ endGroup("Rendering");
|
|
|
+
|
|
|
+ /*addGroup("IndirectLighting");
|
|
|
+ addField("IndirectLightMode", TypeIndrectLightingModeEnum, Offset(mIndrectLightingModeType, ReflectionProbe),
|
|
|
+ "The type of mesh data to use for collision queries.");
|
|
|
+
|
|
|
+ addField("IndirectLight", TypeColorF, Offset(mAmbientColor, ReflectionProbe), "Path of file to save and load results.");
|
|
|
+ endGroup("IndirectLighting");*/
|
|
|
+
|
|
|
+ addGroup("Reflection");
|
|
|
+ addField("ReflectionMode", TypeReflectionModeEnum, Offset(mReflectionModeType, ReflectionProbe),
|
|
|
+ "The type of mesh data to use for collision queries.");
|
|
|
+
|
|
|
+ addField("reflectionPath", TypeImageFilename, Offset(mReflectionPath, ReflectionProbe),
|
|
|
+ "The type of mesh data to use for collision queries.");
|
|
|
+
|
|
|
+ addField("StaticCubemap", TypeCubemapName, Offset(mCubemapName, ReflectionProbe), "Cubemap used instead of reflection texture if fullReflect is off.");
|
|
|
+
|
|
|
+ addProtectedField("Bake", TypeBool, Offset(mBake, ReflectionProbe),
|
|
|
+ &_doBake, &defaultProtectedGetFn, "Regenerate Voxel Grid", AbstractClassRep::FieldFlags::FIELD_ComponentInspectors);
|
|
|
+ endGroup("Reflection");
|
|
|
+
|
|
|
+ Con::addVariable("$Light::renderReflectionProbes", TypeBool, &ReflectionProbe::smRenderReflectionProbes,
|
|
|
+ "Toggles rendering of light frustums when the light is selected in the editor.\n\n"
|
|
|
+ "@note Only works for shadow mapped lights.\n\n"
|
|
|
+ "@ingroup Lighting");
|
|
|
+
|
|
|
+ Con::addVariable("$Light::renderPreviewProbes", TypeBool, &ReflectionProbe::smRenderPreviewProbes,
|
|
|
+ "Toggles rendering of light frustums when the light is selected in the editor.\n\n"
|
|
|
+ "@note Only works for shadow mapped lights.\n\n"
|
|
|
+ "@ingroup Lighting");
|
|
|
+
|
|
|
+ /*addGroup("Internal");
|
|
|
+
|
|
|
+ addProtectedField("SHTerm", TypeRealString, NULL, &protectedSetSHTerms, &defaultProtectedGetFn,
|
|
|
+ "Do not modify, for internal use.", AbstractClassRep::FIELD_HideInInspectors);
|
|
|
+
|
|
|
+ addProtectedField("SHConsts", TypeRealString, NULL, &protectedSetSHConsts, &defaultProtectedGetFn,
|
|
|
+ "Do not modify, for internal use.", AbstractClassRep::FIELD_HideInInspectors);
|
|
|
+
|
|
|
+ endGroup("Internal");*/
|
|
|
+
|
|
|
+ // SceneObject already handles exposing the transform
|
|
|
+ Parent::initPersistFields();
|
|
|
+}
|
|
|
+
|
|
|
+bool ReflectionProbe::protectedSetSHTerms(void *object, const char *index, const char *data)
|
|
|
+{
|
|
|
+ ReflectionProbe *probe = static_cast< ReflectionProbe* >(object);
|
|
|
+
|
|
|
+ LinearColorF term;
|
|
|
+ U32 idx;
|
|
|
+
|
|
|
+ dSscanf(data, "%i %g %g %g", &idx, &term.red, &term.green, &term.blue);
|
|
|
+
|
|
|
+ probe->mProbeInfo->mSHTerms[idx] = term;
|
|
|
+
|
|
|
+ return false;
|
|
|
+}
|
|
|
+
|
|
|
+bool ReflectionProbe::protectedSetSHConsts(void *object, const char *index, const char *data)
|
|
|
+{
|
|
|
+ ReflectionProbe *probe = static_cast< ReflectionProbe* >(object);
|
|
|
+
|
|
|
+ dSscanf(data, "%g %g %g %g %g", &probe->mProbeInfo->mSHConstants[0],
|
|
|
+ &probe->mProbeInfo->mSHConstants[1], &probe->mProbeInfo->mSHConstants[2], &probe->mProbeInfo->mSHConstants[3], &probe->mProbeInfo->mSHConstants[4]);
|
|
|
+
|
|
|
+ return false;
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::writeFields(Stream &stream, U32 tabStop)
|
|
|
+{
|
|
|
+ Parent::writeFields(stream, tabStop);
|
|
|
+
|
|
|
+ if (mIndrectLightingModeType != SphericalHarmonics)
|
|
|
+ return;
|
|
|
+
|
|
|
+ // Now write all planes.
|
|
|
+
|
|
|
+ stream.write(2, "\r\n");
|
|
|
+
|
|
|
+ for (U32 i = 0; i < 9; i++)
|
|
|
+ {
|
|
|
+ const LinearColorF shTerm = mProbeInfo->mSHTerms[i];
|
|
|
+
|
|
|
+ stream.writeTabs(tabStop);
|
|
|
+
|
|
|
+ char buffer[1024];
|
|
|
+ dMemset(buffer, 0, 1024);
|
|
|
+
|
|
|
+ dSprintf(buffer, 1024, "SHTerm = \"%i %g %g %g\";", i, shTerm.red, shTerm.green, shTerm.blue);
|
|
|
+
|
|
|
+ stream.writeLine((const U8*)buffer);
|
|
|
+ }
|
|
|
+
|
|
|
+ stream.writeTabs(tabStop);
|
|
|
+
|
|
|
+ char buffer[1024];
|
|
|
+ dMemset(buffer, 0, 1024);
|
|
|
+
|
|
|
+ dSprintf(buffer, 1024, "SHConsts = \"%g %g %g %g %g\";", mProbeInfo->mSHConstants[0],
|
|
|
+ mProbeInfo->mSHConstants[1], mProbeInfo->mSHConstants[2], mProbeInfo->mSHConstants[3], mProbeInfo->mSHConstants[4]);
|
|
|
+
|
|
|
+ stream.writeLine((const U8*)buffer);
|
|
|
+}
|
|
|
+
|
|
|
+bool ReflectionProbe::writeField(StringTableEntry fieldname, const char *value)
|
|
|
+{
|
|
|
+ if (fieldname == StringTable->insert("SHTerm") || fieldname == StringTable->insert("SHConsts"))
|
|
|
+ return false;
|
|
|
+
|
|
|
+ return Parent::writeField(fieldname, value);
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::inspectPostApply()
|
|
|
+{
|
|
|
+ Parent::inspectPostApply();
|
|
|
+
|
|
|
+ mDirty = true;
|
|
|
+
|
|
|
+ // Flag the network mask to send the updates
|
|
|
+ // to the client object
|
|
|
+ setMaskBits(-1);
|
|
|
+}
|
|
|
+
|
|
|
+bool ReflectionProbe::_setEnabled(void *object, const char *index, const char *data)
|
|
|
+{
|
|
|
+ ReflectionProbe* probe = reinterpret_cast< ReflectionProbe* >(object);
|
|
|
+
|
|
|
+ probe->mEnabled = dAtob(data);
|
|
|
+ probe->setMaskBits(-1);
|
|
|
+
|
|
|
+ return true;
|
|
|
+}
|
|
|
+
|
|
|
+bool ReflectionProbe::_doBake(void *object, const char *index, const char *data)
|
|
|
+{
|
|
|
+ ReflectionProbe* probe = reinterpret_cast< ReflectionProbe* >(object);
|
|
|
+
|
|
|
+ if (probe->mDirty)
|
|
|
+ probe->bake(probe->mReflectionPath, 256);
|
|
|
+
|
|
|
+ return false;
|
|
|
+}
|
|
|
+
|
|
|
+bool ReflectionProbe::onAdd()
|
|
|
+{
|
|
|
+ if (!Parent::onAdd())
|
|
|
+ return false;
|
|
|
+
|
|
|
+ mObjBox.minExtents.set(-1, -1, -1);
|
|
|
+ mObjBox.maxExtents.set(1, 1, 1);
|
|
|
+ mObjScale.set(mRadius/2, mRadius/2, mRadius/2);
|
|
|
+
|
|
|
+ // Skip our transform... it just dirties mask bits.
|
|
|
+ Parent::setTransform(mObjToWorld);
|
|
|
+
|
|
|
+ resetWorldBox();
|
|
|
+
|
|
|
+ // Add this object to the scene
|
|
|
+ addToScene();
|
|
|
+
|
|
|
+ if (isServerObject())
|
|
|
+ {
|
|
|
+ if (!mPersistentId)
|
|
|
+ mPersistentId = getOrCreatePersistentId();
|
|
|
+
|
|
|
+ mProbeUniqueID = std::to_string(mPersistentId->getUUID().getHash()).c_str();
|
|
|
+ }
|
|
|
+
|
|
|
+ // Refresh this object's material (if any)
|
|
|
+ if (isClientObject())
|
|
|
+ updateMaterial();
|
|
|
+
|
|
|
+ setMaskBits(-1);
|
|
|
+
|
|
|
+ return true;
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::onRemove()
|
|
|
+{
|
|
|
+ // Remove this object from the scene
|
|
|
+ removeFromScene();
|
|
|
+
|
|
|
+ Parent::onRemove();
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::setTransform(const MatrixF & mat)
|
|
|
+{
|
|
|
+ // Let SceneObject handle all of the matrix manipulation
|
|
|
+ Parent::setTransform(mat);
|
|
|
+
|
|
|
+ mDirty = true;
|
|
|
+
|
|
|
+ // Dirty our network mask so that the new transform gets
|
|
|
+ // transmitted to the client object
|
|
|
+ setMaskBits(TransformMask);
|
|
|
+}
|
|
|
+
|
|
|
+U32 ReflectionProbe::packUpdate(NetConnection *conn, U32 mask, BitStream *stream)
|
|
|
+{
|
|
|
+ // Allow the Parent to get a crack at writing its info
|
|
|
+ U32 retMask = Parent::packUpdate(conn, mask, stream);
|
|
|
+
|
|
|
+ // Write our transform information
|
|
|
+ if (stream->writeFlag(mask & TransformMask))
|
|
|
+ {
|
|
|
+ mathWrite(*stream, getTransform());
|
|
|
+ mathWrite(*stream, getScale());
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->writeFlag(mask & ShapeTypeMask))
|
|
|
+ {
|
|
|
+ stream->write((U32)mProbeShapeType);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->writeFlag(mask & UpdateMask))
|
|
|
+ {
|
|
|
+ stream->write(mAmbientColor);
|
|
|
+ stream->write(mRadius);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->writeFlag(mask & BakeInfoMask))
|
|
|
+ {
|
|
|
+ stream->write(mReflectionPath);
|
|
|
+ stream->write(mProbeUniqueID);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->writeFlag(mask & EnabledMask))
|
|
|
+ {
|
|
|
+ stream->writeFlag(mEnabled);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->writeFlag(mask & ModeMask))
|
|
|
+ {
|
|
|
+ stream->write((U32)mIndrectLightingModeType);
|
|
|
+ stream->write((U32)mReflectionModeType);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->writeFlag(mask & CubemapMask))
|
|
|
+ {
|
|
|
+ stream->writeFlag(mUseCubemap);
|
|
|
+ stream->write(mCubemapName);
|
|
|
+ }
|
|
|
+
|
|
|
+ return retMask;
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::unpackUpdate(NetConnection *conn, BitStream *stream)
|
|
|
+{
|
|
|
+ // Let the Parent read any info it sent
|
|
|
+ Parent::unpackUpdate(conn, stream);
|
|
|
+
|
|
|
+ if (stream->readFlag()) // TransformMask
|
|
|
+ {
|
|
|
+ mathRead(*stream, &mObjToWorld);
|
|
|
+ mathRead(*stream, &mObjScale);
|
|
|
+
|
|
|
+ setTransform(mObjToWorld);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->readFlag()) // ShapeTypeMask
|
|
|
+ {
|
|
|
+ U32 shapeType = ProbeInfo::Sphere;
|
|
|
+ stream->read(&shapeType);
|
|
|
+
|
|
|
+ mProbeShapeType = (ProbeInfo::ProbeShapeType)shapeType;
|
|
|
+ createGeometry();
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->readFlag()) // UpdateMask
|
|
|
+ {
|
|
|
+ stream->read(&mAmbientColor);
|
|
|
+ stream->read(&mRadius);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->readFlag()) // BakeInfoMask
|
|
|
+ {
|
|
|
+ stream->read(&mReflectionPath);
|
|
|
+ stream->read(&mProbeUniqueID);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->readFlag()) // EnabledMask
|
|
|
+ {
|
|
|
+ mEnabled = stream->readFlag();
|
|
|
+ }
|
|
|
+
|
|
|
+ bool isMaterialDirty = false;
|
|
|
+
|
|
|
+ if (stream->readFlag()) // ModeMask
|
|
|
+ {
|
|
|
+ U32 indirectModeType = AmbientColor;
|
|
|
+ stream->read(&indirectModeType);
|
|
|
+ mIndrectLightingModeType = (IndrectLightingModeType)indirectModeType;
|
|
|
+
|
|
|
+ U32 reflectModeType = BakedCubemap;
|
|
|
+ stream->read(&reflectModeType);
|
|
|
+ mReflectionModeType = (ReflectionModeType)reflectModeType;
|
|
|
+
|
|
|
+ isMaterialDirty = true;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (stream->readFlag()) // CubemapMask
|
|
|
+ {
|
|
|
+ mUseCubemap = stream->readFlag();
|
|
|
+
|
|
|
+ stream->read(&mCubemapName);
|
|
|
+
|
|
|
+ isMaterialDirty = true;
|
|
|
+ }
|
|
|
+
|
|
|
+ updateProbeParams();
|
|
|
+
|
|
|
+ if(isMaterialDirty)
|
|
|
+ updateMaterial();
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::createGeometry()
|
|
|
+{
|
|
|
+ // Clean up our previous shape
|
|
|
+ if (mEditorShapeInst)
|
|
|
+ SAFE_DELETE(mEditorShapeInst);
|
|
|
+
|
|
|
+ mEditorShape = NULL;
|
|
|
+
|
|
|
+ String shapeFile = "tools/resources/ReflectProbeSphere.dae";
|
|
|
+
|
|
|
+ // Attempt to get the resource from the ResourceManager
|
|
|
+ mEditorShape = ResourceManager::get().load(shapeFile);
|
|
|
+ if (mEditorShape)
|
|
|
+ {
|
|
|
+ mEditorShapeInst = new TSShapeInstance(mEditorShape, isClientObject());
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+//-----------------------------------------------------------------------------
|
|
|
+// Object Rendering
|
|
|
+//-----------------------------------------------------------------------------
|
|
|
+
|
|
|
+void ReflectionProbe::updateProbeParams()
|
|
|
+{
|
|
|
+ if (mProbeInfo == nullptr)
|
|
|
+ return;
|
|
|
+
|
|
|
+ if (mIndrectLightingModeType == AmbientColor)
|
|
|
+ {
|
|
|
+ mProbeInfo->mAmbient = mAmbientColor;
|
|
|
+ }
|
|
|
+ else
|
|
|
+ {
|
|
|
+ mProbeInfo->mAmbient = LinearColorF(0, 0, 0, 0);
|
|
|
+ }
|
|
|
+
|
|
|
+ mProbeInfo->mProbeShapeType = mProbeShapeType;
|
|
|
+
|
|
|
+ mProbeInfo->setPosition(getPosition());
|
|
|
+
|
|
|
+ //Update the bounds
|
|
|
+ mObjBox.minExtents.set(-1, -1, -1);
|
|
|
+ mObjBox.maxExtents.set(1, 1, 1);
|
|
|
+
|
|
|
+ mObjScale.set(mRadius / 2, mRadius / 2, mRadius / 2);
|
|
|
+
|
|
|
+ // Skip our transform... it just dirties mask bits.
|
|
|
+ Parent::setTransform(mObjToWorld);
|
|
|
+
|
|
|
+ resetWorldBox();
|
|
|
+
|
|
|
+ mProbeInfo->mBounds = mWorldBox;
|
|
|
+ mProbeInfo->mRadius = mRadius;
|
|
|
+
|
|
|
+ mProbeInfo->mIsSkylight = false;
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::updateMaterial()
|
|
|
+{
|
|
|
+ if (mReflectionModeType != DynamicCubemap)
|
|
|
+ {
|
|
|
+ if ((mReflectionModeType == BakedCubemap) && !mProbeUniqueID.isEmpty())
|
|
|
+ {
|
|
|
+ bool validCubemap = true;
|
|
|
+
|
|
|
+ char fileName[256];
|
|
|
+ dSprintf(fileName, 256, "%s%s.DDS", mReflectionPath.c_str(), mProbeUniqueID.c_str());
|
|
|
+
|
|
|
+ Vector<FileName> fileNames;
|
|
|
+
|
|
|
+ if (Platform::isFile(fileName))
|
|
|
+ {
|
|
|
+ if (!mCubemap)
|
|
|
+ {
|
|
|
+ mCubemap = new CubemapData();
|
|
|
+ mCubemap->registerObject();
|
|
|
+ }
|
|
|
+
|
|
|
+ mCubemap->setCubemapFile(FileName(fileName));
|
|
|
+ }
|
|
|
+ else
|
|
|
+ {
|
|
|
+ validCubemap = false;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (validCubemap)
|
|
|
+ {
|
|
|
+ if (mCubemap->mCubemap)
|
|
|
+ mCubemap->updateFaces();
|
|
|
+ else
|
|
|
+ mCubemap->createMap();
|
|
|
+
|
|
|
+ mDirty = false;
|
|
|
+
|
|
|
+ mProbeInfo->mCubemap = &mCubemap->mCubemap;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else if (mReflectionModeType == StaticCubemap && !mCubemapName.isEmpty())
|
|
|
+ {
|
|
|
+ Sim::findObject(mCubemapName, mCubemap);
|
|
|
+
|
|
|
+ mProbeInfo->mCubemap = &mCubemap->mCubemap;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ else if (mReflectionModeType == DynamicCubemap && !mDynamicCubemap.isNull())
|
|
|
+ {
|
|
|
+ mProbeInfo->mCubemap = &mDynamicCubemap;
|
|
|
+ }
|
|
|
+
|
|
|
+ generateTextures();
|
|
|
+
|
|
|
+ if (mPrefilterMap.isValid())
|
|
|
+ {
|
|
|
+ mProbeInfo->mCubemap = &mPrefilterMap;
|
|
|
+ mProbeInfo->mIrradianceCubemap = &mIrridianceMap;
|
|
|
+ mProbeInfo->mBRDFTexture = &mBrdfTexture;
|
|
|
+ }
|
|
|
+ //calculateSHTerms();
|
|
|
+}
|
|
|
+
|
|
|
+bool ReflectionProbe::createClientResources()
|
|
|
+{
|
|
|
+ //irridiance resources
|
|
|
+ mIrridianceMap = GFX->createCubemap();
|
|
|
+ mIrridianceMap->initDynamic(128, GFXFormatR16G16B16A16F,1);
|
|
|
+
|
|
|
+ //prefilter resources - we share the irridiance stateblock
|
|
|
+ mPrefilterMap = GFX->createCubemap();
|
|
|
+ mPrefilterMap->initDynamic(mPrefilterSize, GFXFormatR16G16B16A16F, mPrefilterMipLevels);
|
|
|
+
|
|
|
+ //brdf lookup resources
|
|
|
+ //make the brdf lookup texture the same size as the prefilter texture
|
|
|
+ mBrdfTexture = TEXMGR->createTexture(mPrefilterSize, mPrefilterSize, GFXFormatR16G16B16A16F, &GFXRenderTargetProfile, 1, 0);
|
|
|
+
|
|
|
+ mResourcesCreated = true;
|
|
|
+
|
|
|
+ return true;
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::generateTextures()
|
|
|
+{
|
|
|
+ if (!mCubemap)
|
|
|
+ return;
|
|
|
+
|
|
|
+ if (!mResourcesCreated)
|
|
|
+ {
|
|
|
+ if (!createClientResources())
|
|
|
+ {
|
|
|
+ Con::errorf("SkyLight::createIrridianceMap: Failed to create resources");
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ GFXTextureTargetRef renderTarget = GFX->allocRenderToTextureTarget(false);
|
|
|
+
|
|
|
+ //create irridiance cubemap
|
|
|
+ IBLUtilities::GenerateIrradianceMap(renderTarget, mCubemap->mCubemap, mIrridianceMap);
|
|
|
+
|
|
|
+ //create prefilter cubemap (radiance)
|
|
|
+ IBLUtilities::GeneratePrefilterMap(renderTarget, mCubemap->mCubemap, mPrefilterMipLevels, mPrefilterMap);
|
|
|
+
|
|
|
+ //create brdf lookup
|
|
|
+ IBLUtilities::GenerateBRDFTexture(mBrdfTexture);
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::prepRenderImage(SceneRenderState *state)
|
|
|
+{
|
|
|
+ if (!mEnabled || !ReflectionProbe::smRenderReflectionProbes)
|
|
|
+ return;
|
|
|
+
|
|
|
+ Point3F distVec = getRenderPosition() - state->getCameraPosition();
|
|
|
+ F32 dist = distVec.len();
|
|
|
+
|
|
|
+ //Culling distance. Can be adjusted for performance options considerations via the scalar
|
|
|
+ if (dist > mMaxDrawDistance * Con::getFloatVariable("$pref::GI::ProbeDrawDistScale", 1.0))
|
|
|
+ return;
|
|
|
+
|
|
|
+ if (mReflectionModeType == DynamicCubemap && mRefreshRateMS < (Platform::getRealMilliseconds() - mDynamicLastBakeMS))
|
|
|
+ {
|
|
|
+ bake("", 32);
|
|
|
+ mDynamicLastBakeMS = Platform::getRealMilliseconds();
|
|
|
+ }
|
|
|
+
|
|
|
+ //Submit our probe to actually do the probe action
|
|
|
+ // Get a handy pointer to our RenderPassmanager
|
|
|
+ //RenderPassManager *renderPass = state->getRenderPass();
|
|
|
+
|
|
|
+ //Update our score based on our radius, distance
|
|
|
+ mProbeInfo->mScore = mProbeInfo->mRadius/mMax(dist,1.0f);
|
|
|
+
|
|
|
+ Point3F vect = distVec;
|
|
|
+ vect.normalizeSafe();
|
|
|
+
|
|
|
+ mProbeInfo->mScore *= mMax(mAbs(mDot(vect, state->getCameraTransform().getForwardVector())),0.001f);
|
|
|
+
|
|
|
+ //Register
|
|
|
+ PROBEMGR->registerProbe(mProbeInfo, this);
|
|
|
+
|
|
|
+ if (ReflectionProbe::smRenderPreviewProbes && gEditingMission && mEditorShapeInst && mCubemap != nullptr)
|
|
|
+ {
|
|
|
+ GFXTransformSaver saver;
|
|
|
+
|
|
|
+ // Calculate the distance of this object from the camera
|
|
|
+ Point3F cameraOffset;
|
|
|
+ getRenderTransform().getColumn(3, &cameraOffset);
|
|
|
+ cameraOffset -= state->getDiffuseCameraPosition();
|
|
|
+ F32 dist = cameraOffset.len();
|
|
|
+ if (dist < 0.01f)
|
|
|
+ dist = 0.01f;
|
|
|
+
|
|
|
+ // Set up the LOD for the shape
|
|
|
+ F32 invScale = (1.0f / getMax(getMax(mObjScale.x, mObjScale.y), mObjScale.z));
|
|
|
+
|
|
|
+ mEditorShapeInst->setDetailFromDistance(state, dist * invScale);
|
|
|
+
|
|
|
+ // Make sure we have a valid level of detail
|
|
|
+ if (mEditorShapeInst->getCurrentDetail() < 0)
|
|
|
+ return;
|
|
|
+
|
|
|
+ BaseMatInstance* probePrevMat = mEditorShapeInst->getMaterialList()->getMaterialInst(0);
|
|
|
+
|
|
|
+ setPreviewMatParameters(state, probePrevMat);
|
|
|
+
|
|
|
+ // GFXTransformSaver is a handy helper class that restores
|
|
|
+ // the current GFX matrices to their original values when
|
|
|
+ // it goes out of scope at the end of the function
|
|
|
+
|
|
|
+ // Set up our TS render state
|
|
|
+ TSRenderState rdata;
|
|
|
+ rdata.setSceneState(state);
|
|
|
+ rdata.setFadeOverride(1.0f);
|
|
|
+
|
|
|
+ if(mReflectionModeType != DynamicCubemap)
|
|
|
+ rdata.setCubemap(mCubemap->mCubemap);
|
|
|
+ else
|
|
|
+ rdata.setCubemap(mDynamicCubemap);
|
|
|
+
|
|
|
+ // We might have some forward lit materials
|
|
|
+ // so pass down a query to gather lights.
|
|
|
+ LightQuery query;
|
|
|
+ query.init(getWorldSphere());
|
|
|
+ rdata.setLightQuery(&query);
|
|
|
+
|
|
|
+ // Set the world matrix to the objects render transform
|
|
|
+ MatrixF mat = getRenderTransform();
|
|
|
+ mat.scale(Point3F(1, 1, 1));
|
|
|
+ GFX->setWorldMatrix(mat);
|
|
|
+
|
|
|
+ // Animate the the shape
|
|
|
+ mEditorShapeInst->animate();
|
|
|
+
|
|
|
+ // Allow the shape to submit the RenderInst(s) for itself
|
|
|
+ mEditorShapeInst->render(rdata);
|
|
|
+
|
|
|
+ saver.restore();
|
|
|
+ }
|
|
|
+
|
|
|
+ // If the light is selected or light visualization
|
|
|
+ // is enabled then register the callback.
|
|
|
+ const bool isSelectedInEditor = (gEditingMission && isSelected());
|
|
|
+ if (isSelectedInEditor)
|
|
|
+ {
|
|
|
+ ObjectRenderInst *ri = state->getRenderPass()->allocInst<ObjectRenderInst>();
|
|
|
+ ri->renderDelegate.bind(this, &ReflectionProbe::_onRenderViz);
|
|
|
+ ri->type = RenderPassManager::RIT_Editor;
|
|
|
+ state->getRenderPass()->addInst(ri);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::_onRenderViz(ObjectRenderInst *ri,
|
|
|
+ SceneRenderState *state,
|
|
|
+ BaseMatInstance *overrideMat)
|
|
|
+{
|
|
|
+ if (!ReflectionProbe::smRenderReflectionProbes)
|
|
|
+ return;
|
|
|
+
|
|
|
+ GFXDrawUtil *draw = GFX->getDrawUtil();
|
|
|
+
|
|
|
+ GFXStateBlockDesc desc;
|
|
|
+ desc.setZReadWrite(true, false);
|
|
|
+ desc.setCullMode(GFXCullNone);
|
|
|
+ desc.setBlend(true);
|
|
|
+
|
|
|
+ // Base the sphere color on the light color.
|
|
|
+ ColorI color = ColorI::WHITE;
|
|
|
+ color.alpha = 50;
|
|
|
+
|
|
|
+ if (mProbeShapeType == ProbeInfo::Sphere)
|
|
|
+ {
|
|
|
+ draw->drawSphere(desc, mRadius, getPosition(), color);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ {
|
|
|
+ Box3F cube(mRadius);
|
|
|
+ cube.setCenter(getPosition());
|
|
|
+ draw->drawCube(desc, cube, color);
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::setPreviewMatParameters(SceneRenderState* renderState, BaseMatInstance* mat)
|
|
|
+{
|
|
|
+ if (!mat->getFeatures().hasFeature(MFT_isDeferred))
|
|
|
+ return;
|
|
|
+
|
|
|
+ //Set up the params
|
|
|
+ MaterialParameters *matParams = mat->getMaterialParameters();
|
|
|
+
|
|
|
+ //Get the deferred render target
|
|
|
+ NamedTexTarget* deferredTexTarget = NamedTexTarget::find("deferred");
|
|
|
+
|
|
|
+ GFXTextureObject *deferredTexObject = deferredTexTarget->getTexture();
|
|
|
+ if (!deferredTexObject)
|
|
|
+ return;
|
|
|
+
|
|
|
+ GFX->setTexture(0, deferredTexObject);
|
|
|
+
|
|
|
+ //Set the cubemap
|
|
|
+ GFX->setCubeTexture(1, mCubemap->mCubemap);
|
|
|
+
|
|
|
+ //Set the invViewMat
|
|
|
+ MatrixSet &matrixSet = renderState->getRenderPass()->getMatrixSet();
|
|
|
+ const MatrixF &worldToCameraXfm = matrixSet.getWorldToCamera();
|
|
|
+
|
|
|
+ MaterialParameterHandle *invViewMat = mat->getMaterialParameterHandle("$invViewMat");
|
|
|
+
|
|
|
+ matParams->setSafe(invViewMat, worldToCameraXfm);
|
|
|
+}
|
|
|
+
|
|
|
+LinearColorF ReflectionProbe::decodeSH(Point3F normal)
|
|
|
+{
|
|
|
+ float x = normal.x;
|
|
|
+ float y = normal.y;
|
|
|
+ float z = normal.z;
|
|
|
+
|
|
|
+ LinearColorF l00 = mProbeInfo->mSHTerms[0];
|
|
|
+
|
|
|
+ LinearColorF l10 = mProbeInfo->mSHTerms[1];
|
|
|
+ LinearColorF l11 = mProbeInfo->mSHTerms[2];
|
|
|
+ LinearColorF l12 = mProbeInfo->mSHTerms[3];
|
|
|
+
|
|
|
+ LinearColorF l20 = mProbeInfo->mSHTerms[4];
|
|
|
+ LinearColorF l21 = mProbeInfo->mSHTerms[5];
|
|
|
+ LinearColorF l22 = mProbeInfo->mSHTerms[6];
|
|
|
+ LinearColorF l23 = mProbeInfo->mSHTerms[7];
|
|
|
+ LinearColorF l24 = mProbeInfo->mSHTerms[8];
|
|
|
+
|
|
|
+ LinearColorF result = (
|
|
|
+ l00 * mProbeInfo->mSHConstants[0] +
|
|
|
+
|
|
|
+ l12 * mProbeInfo->mSHConstants[1] * x +
|
|
|
+ l10 * mProbeInfo->mSHConstants[1] * y +
|
|
|
+ l11 * mProbeInfo->mSHConstants[1] * z +
|
|
|
+
|
|
|
+ l20 * mProbeInfo->mSHConstants[2] * x*y +
|
|
|
+ l21 * mProbeInfo->mSHConstants[2] * y*z +
|
|
|
+ l22 * mProbeInfo->mSHConstants[3] * (3.0*z*z - 1.0) +
|
|
|
+ l23 * mProbeInfo->mSHConstants[2] * x*z +
|
|
|
+ l24 * mProbeInfo->mSHConstants[4] * (x*x - y*y)
|
|
|
+ );
|
|
|
+
|
|
|
+ return LinearColorF(mMax(result.red, 0), mMax(result.green, 0), mMax(result.blue, 0));
|
|
|
+}
|
|
|
+
|
|
|
+MatrixF ReflectionProbe::getSideMatrix(U32 side)
|
|
|
+{
|
|
|
+ // Standard view that will be overridden below.
|
|
|
+ VectorF vLookatPt(0.0f, 0.0f, 0.0f), vUpVec(0.0f, 0.0f, 0.0f), vRight(0.0f, 0.0f, 0.0f);
|
|
|
+
|
|
|
+ switch (side)
|
|
|
+ {
|
|
|
+ case 0: // D3DCUBEMAP_FACE_POSITIVE_X:
|
|
|
+ vLookatPt = VectorF(1.0f, 0.0f, 0.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ break;
|
|
|
+ case 1: // D3DCUBEMAP_FACE_NEGATIVE_X:
|
|
|
+ vLookatPt = VectorF(-1.0f, 0.0f, 0.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ break;
|
|
|
+ case 2: // D3DCUBEMAP_FACE_POSITIVE_Y:
|
|
|
+ vLookatPt = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 0.0f, -1.0f);
|
|
|
+ break;
|
|
|
+ case 3: // D3DCUBEMAP_FACE_NEGATIVE_Y:
|
|
|
+ vLookatPt = VectorF(0.0f, -1.0f, 0.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 0.0f, 1.0f);
|
|
|
+ break;
|
|
|
+ case 4: // D3DCUBEMAP_FACE_POSITIVE_Z:
|
|
|
+ vLookatPt = VectorF(0.0f, 0.0f, 1.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ break;
|
|
|
+ case 5: // D3DCUBEMAP_FACE_NEGATIVE_Z:
|
|
|
+ vLookatPt = VectorF(0.0f, 0.0f, -1.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ // create camera matrix
|
|
|
+ VectorF cross = mCross(vUpVec, vLookatPt);
|
|
|
+ cross.normalizeSafe();
|
|
|
+
|
|
|
+ MatrixF rotMat(true);
|
|
|
+ rotMat.setColumn(0, cross);
|
|
|
+ rotMat.setColumn(1, vLookatPt);
|
|
|
+ rotMat.setColumn(2, vUpVec);
|
|
|
+ //rotMat.inverse();
|
|
|
+
|
|
|
+ return rotMat;
|
|
|
+}
|
|
|
+
|
|
|
+F32 ReflectionProbe::harmonics(U32 termId, Point3F normal)
|
|
|
+{
|
|
|
+ F32 x = normal.x;
|
|
|
+ F32 y = normal.y;
|
|
|
+ F32 z = normal.z;
|
|
|
+
|
|
|
+ switch(termId)
|
|
|
+ {
|
|
|
+ case 0:
|
|
|
+ return 1.0;
|
|
|
+ case 1:
|
|
|
+ return y;
|
|
|
+ case 2:
|
|
|
+ return z;
|
|
|
+ case 3:
|
|
|
+ return x;
|
|
|
+ case 4:
|
|
|
+ return x*y;
|
|
|
+ case 5:
|
|
|
+ return y*z;
|
|
|
+ case 6:
|
|
|
+ return 3.0*z*z - 1.0;
|
|
|
+ case 7:
|
|
|
+ return x*z;
|
|
|
+ default:
|
|
|
+ return x*x - y*y;
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+LinearColorF ReflectionProbe::sampleSide(U32 termindex, U32 sideIndex)
|
|
|
+{
|
|
|
+ MatrixF sideRot = getSideMatrix(sideIndex);
|
|
|
+
|
|
|
+ LinearColorF result = LinearColorF::ZERO;
|
|
|
+ F32 divider = 0;
|
|
|
+
|
|
|
+ for (int y = 0; y<mCubemapResolution; y++)
|
|
|
+ {
|
|
|
+ for (int x = 0; x<mCubemapResolution; x++)
|
|
|
+ {
|
|
|
+ Point2F sidecoord = ((Point2F(x, y) + Point2F(0.5, 0.5)) / Point2F(mCubemapResolution, mCubemapResolution))*2.0 - Point2F(1.0, 1.0);
|
|
|
+ Point3F normal = Point3F(sidecoord.x, sidecoord.y, -1.0);
|
|
|
+ normal.normalize();
|
|
|
+
|
|
|
+ F32 minBrightness = Con::getFloatVariable("$pref::GI::Cubemap_Sample_MinBrightness", 0.001f);
|
|
|
+
|
|
|
+ LinearColorF texel = mCubeFaceBitmaps[sideIndex]->sampleTexel(y, x);
|
|
|
+ texel = LinearColorF(mMax(texel.red, minBrightness), mMax(texel.green, minBrightness), mMax(texel.blue, minBrightness)) * Con::getFloatVariable("$pref::GI::Cubemap_Gain", 1.5);
|
|
|
+
|
|
|
+ Point3F dir;
|
|
|
+ sideRot.mulP(normal, &dir);
|
|
|
+
|
|
|
+ result += texel * harmonics(termindex,dir) * -normal.z;
|
|
|
+ divider += -normal.z;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ result /= divider;
|
|
|
+
|
|
|
+ return result;
|
|
|
+}
|
|
|
+
|
|
|
+//
|
|
|
+//SH Calculations
|
|
|
+// From http://sunandblackcat.com/tipFullView.php?l=eng&topicid=32&topic=Spherical-Harmonics-From-Cube-Texture
|
|
|
+// With shader decode logic from https://github.com/nicknikolov/cubemap-sh
|
|
|
+void ReflectionProbe::calculateSHTerms()
|
|
|
+{
|
|
|
+ if (!mCubemap || !mCubemap->mCubemap)
|
|
|
+ return;
|
|
|
+
|
|
|
+ const VectorF cubemapFaceNormals[6] =
|
|
|
+ {
|
|
|
+ // D3DCUBEMAP_FACE_POSITIVE_X:
|
|
|
+ VectorF(1.0f, 0.0f, 0.0f),
|
|
|
+ // D3DCUBEMAP_FACE_NEGATIVE_X:
|
|
|
+ VectorF(-1.0f, 0.0f, 0.0f),
|
|
|
+ // D3DCUBEMAP_FACE_POSITIVE_Y:
|
|
|
+ VectorF(0.0f, 1.0f, 0.0f),
|
|
|
+ // D3DCUBEMAP_FACE_NEGATIVE_Y:
|
|
|
+ VectorF(0.0f, -1.0f, 0.0f),
|
|
|
+ // D3DCUBEMAP_FACE_POSITIVE_Z:
|
|
|
+ VectorF(0.0f, 0.0f, 1.0f),
|
|
|
+ // D3DCUBEMAP_FACE_NEGATIVE_Z:
|
|
|
+ VectorF(0.0f, 0.0f, -1.0f),
|
|
|
+ };
|
|
|
+
|
|
|
+ mCubemapResolution = mCubemap->mCubemap->getSize();
|
|
|
+
|
|
|
+ for (U32 i = 0; i < 6; i++)
|
|
|
+ {
|
|
|
+ mCubeFaceBitmaps[i] = new GBitmap(mCubemapResolution, mCubemapResolution, false, GFXFormatR8G8B8);
|
|
|
+ }
|
|
|
+
|
|
|
+ //If we fail to parse the cubemap for whatever reason, we really can't continue
|
|
|
+ if (!CubemapSaver::getBitmaps(mCubemap->mCubemap, GFXFormatR8G8B8, mCubeFaceBitmaps))
|
|
|
+ return;
|
|
|
+
|
|
|
+ //Set up our constants
|
|
|
+ F32 L0 = Con::getFloatVariable("$pref::GI::SH_Term_L0", 1.0f);
|
|
|
+ F32 L1 = Con::getFloatVariable("$pref::GI::SH_Term_L1", 1.8f);
|
|
|
+ F32 L2 = Con::getFloatVariable("$pref::GI::SH_Term_L2", 0.83f);
|
|
|
+ F32 L2m2_L2m1_L21 = Con::getFloatVariable("$pref::GI::SH_Term_L2m2", 2.9f);
|
|
|
+ F32 L20 = Con::getFloatVariable("$pref::GI::SH_Term_L20", 0.58f);
|
|
|
+ F32 L22 = Con::getFloatVariable("$pref::GI::SH_Term_L22", 1.1f);
|
|
|
+
|
|
|
+ mProbeInfo->mSHConstants[0] = L0;
|
|
|
+ mProbeInfo->mSHConstants[1] = L1;
|
|
|
+ mProbeInfo->mSHConstants[2] = L2 * L2m2_L2m1_L21;
|
|
|
+ mProbeInfo->mSHConstants[3] = L2 * L20;
|
|
|
+ mProbeInfo->mSHConstants[4] = L2 * L22;
|
|
|
+
|
|
|
+ for (U32 i = 0; i < 9; i++)
|
|
|
+ {
|
|
|
+ //Clear it, just to be sure
|
|
|
+ mProbeInfo->mSHTerms[i] = LinearColorF(0.f, 0.f, 0.f);
|
|
|
+
|
|
|
+ //Now, encode for each side
|
|
|
+ mProbeInfo->mSHTerms[i] = sampleSide(i, 0); //POS_X
|
|
|
+ mProbeInfo->mSHTerms[i] += sampleSide(i, 1); //NEG_X
|
|
|
+ mProbeInfo->mSHTerms[i] += sampleSide(i, 2); //POS_Y
|
|
|
+ mProbeInfo->mSHTerms[i] += sampleSide(i, 3); //NEG_Y
|
|
|
+ mProbeInfo->mSHTerms[i] += sampleSide(i, 4); //POS_Z
|
|
|
+ mProbeInfo->mSHTerms[i] += sampleSide(i, 5); //NEG_Z
|
|
|
+
|
|
|
+ //Average
|
|
|
+ mProbeInfo->mSHTerms[i] /= 6;
|
|
|
+ }
|
|
|
+
|
|
|
+ for (U32 i = 0; i < 6; i++)
|
|
|
+ SAFE_DELETE(mCubeFaceBitmaps[i]);
|
|
|
+
|
|
|
+ bool mExportSHTerms = false;
|
|
|
+ if (mExportSHTerms)
|
|
|
+ {
|
|
|
+ for (U32 f = 0; f < 6; f++)
|
|
|
+ {
|
|
|
+ char fileName[256];
|
|
|
+ dSprintf(fileName, 256, "%s%s_DecodedFaces_%d.png", mReflectionPath.c_str(),
|
|
|
+ mProbeUniqueID.c_str(), f);
|
|
|
+
|
|
|
+ LinearColorF color = decodeSH(cubemapFaceNormals[f]);
|
|
|
+
|
|
|
+ FileStream stream;
|
|
|
+ if (stream.open(fileName, Torque::FS::File::Write))
|
|
|
+ {
|
|
|
+ GBitmap bitmap(mCubemapResolution, mCubemapResolution, false, GFXFormatR8G8B8);
|
|
|
+
|
|
|
+ bitmap.fill(color.toColorI());
|
|
|
+
|
|
|
+ bitmap.writeBitmap("png", stream);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ for (U32 f = 0; f < 9; f++)
|
|
|
+ {
|
|
|
+ char fileName[256];
|
|
|
+ dSprintf(fileName, 256, "%s%s_SHTerms_%d.png", mReflectionPath.c_str(),
|
|
|
+ mProbeUniqueID.c_str(), f);
|
|
|
+
|
|
|
+ LinearColorF color = mProbeInfo->mSHTerms[f];
|
|
|
+
|
|
|
+ FileStream stream;
|
|
|
+ if (stream.open(fileName, Torque::FS::File::Write))
|
|
|
+ {
|
|
|
+ GBitmap bitmap(mCubemapResolution, mCubemapResolution, false, GFXFormatR8G8B8);
|
|
|
+
|
|
|
+ bitmap.fill(color.toColorI());
|
|
|
+
|
|
|
+ bitmap.writeBitmap("png", stream);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+}
|
|
|
+
|
|
|
+F32 ReflectionProbe::texelSolidAngle(F32 aU, F32 aV, U32 width, U32 height)
|
|
|
+{
|
|
|
+ // transform from [0..res - 1] to [- (1 - 1 / res) .. (1 - 1 / res)]
|
|
|
+ // ( 0.5 is for texel center addressing)
|
|
|
+ const F32 U = (2.0 * (aU + 0.5) / width) - 1.0;
|
|
|
+ const F32 V = (2.0 * (aV + 0.5) / height) - 1.0;
|
|
|
+
|
|
|
+ // shift from a demi texel, mean 1.0 / size with U and V in [-1..1]
|
|
|
+ const F32 invResolutionW = 1.0 / width;
|
|
|
+ const F32 invResolutionH = 1.0 / height;
|
|
|
+
|
|
|
+ // U and V are the -1..1 texture coordinate on the current face.
|
|
|
+ // get projected area for this texel
|
|
|
+ const F32 x0 = U - invResolutionW;
|
|
|
+ const F32 y0 = V - invResolutionH;
|
|
|
+ const F32 x1 = U + invResolutionW;
|
|
|
+ const F32 y1 = V + invResolutionH;
|
|
|
+ const F32 angle = areaElement(x0, y0) - areaElement(x0, y1) - areaElement(x1, y0) + areaElement(x1, y1);
|
|
|
+
|
|
|
+ return angle;
|
|
|
+}
|
|
|
+
|
|
|
+F32 ReflectionProbe::areaElement(F32 x, F32 y)
|
|
|
+{
|
|
|
+ return mAtan2(x * y, (F32)mSqrt(x * x + y * y + 1.0));
|
|
|
+}
|
|
|
+
|
|
|
+DefineEngineMethod(ReflectionProbe, postApply, void, (), ,
|
|
|
+ "A utility method for forcing a network update.\n")
|
|
|
+{
|
|
|
+ object->inspectPostApply();
|
|
|
+}
|
|
|
+
|
|
|
+void ReflectionProbe::bake(String outputPath, S32 resolution)
|
|
|
+{
|
|
|
+ GFXDEBUGEVENT_SCOPE(ReflectionProbe_Bake, ColorI::WHITE);
|
|
|
+
|
|
|
+ PostEffect *preCapture = dynamic_cast<PostEffect*>(Sim::findObject("AL_PreCapture"));
|
|
|
+ PostEffect *deferredShading = dynamic_cast<PostEffect*>(Sim::findObject("AL_DeferredShading"));
|
|
|
+ if (preCapture)
|
|
|
+ preCapture->enable();
|
|
|
+ if (deferredShading)
|
|
|
+ deferredShading->disable();
|
|
|
+
|
|
|
+ //if (mReflectionModeType == StaticCubemap || mReflectionModeType == BakedCubemap || mReflectionModeType == SkyLight)
|
|
|
+ {
|
|
|
+ if (!mCubemap)
|
|
|
+ {
|
|
|
+ mCubemap = new CubemapData();
|
|
|
+ mCubemap->registerObject();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (mReflectionModeType == DynamicCubemap && mDynamicCubemap.isNull())
|
|
|
+ {
|
|
|
+ //mCubemap->createMap();
|
|
|
+ mDynamicCubemap = GFX->createCubemap();
|
|
|
+ mDynamicCubemap->initDynamic(resolution, GFXFormatR8G8B8);
|
|
|
+ }
|
|
|
+ else if (mReflectionModeType != DynamicCubemap)
|
|
|
+ {
|
|
|
+ if (mReflectionPath.isEmpty() || !mPersistentId)
|
|
|
+ {
|
|
|
+ if (!mPersistentId)
|
|
|
+ mPersistentId = getOrCreatePersistentId();
|
|
|
+
|
|
|
+ mReflectionPath = outputPath.c_str();
|
|
|
+
|
|
|
+ mProbeUniqueID = std::to_string(mPersistentId->getUUID().getHash()).c_str();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ bool validCubemap = true;
|
|
|
+
|
|
|
+ // Save the current transforms so we can restore
|
|
|
+ // it for child control rendering below.
|
|
|
+ GFXTransformSaver saver;
|
|
|
+
|
|
|
+ //bool saveEditingMission = gEditingMission;
|
|
|
+ //gEditingMission = false;
|
|
|
+
|
|
|
+ //Set this to true to use the prior method where it goes through the SPT_Reflect path for the bake
|
|
|
+ bool probeRenderState = ReflectionProbe::smRenderReflectionProbes;
|
|
|
+ ReflectionProbe::smRenderReflectionProbes = false;
|
|
|
+ for (U32 i = 0; i < 6; ++i)
|
|
|
+ {
|
|
|
+ GFXTexHandle blendTex;
|
|
|
+ blendTex.set(resolution, resolution, GFXFormatR8G8B8A8, &GFXRenderTargetProfile, "");
|
|
|
+
|
|
|
+ GFXTextureTargetRef mBaseTarget = GFX->allocRenderToTextureTarget();
|
|
|
+
|
|
|
+ GFX->clearTextureStateImmediate(0);
|
|
|
+ if (mReflectionModeType == DynamicCubemap)
|
|
|
+ mBaseTarget->attachTexture(GFXTextureTarget::Color0, mDynamicCubemap, i);
|
|
|
+ else
|
|
|
+ mBaseTarget->attachTexture(GFXTextureTarget::Color0, blendTex);
|
|
|
+
|
|
|
+ // Standard view that will be overridden below.
|
|
|
+ VectorF vLookatPt(0.0f, 0.0f, 0.0f), vUpVec(0.0f, 0.0f, 0.0f), vRight(0.0f, 0.0f, 0.0f);
|
|
|
+
|
|
|
+ switch (i)
|
|
|
+ {
|
|
|
+ case 0: // D3DCUBEMAP_FACE_POSITIVE_X:
|
|
|
+ vLookatPt = VectorF(1.0f, 0.0f, 0.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ break;
|
|
|
+ case 1: // D3DCUBEMAP_FACE_NEGATIVE_X:
|
|
|
+ vLookatPt = VectorF(-1.0f, 0.0f, 0.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ break;
|
|
|
+ case 2: // D3DCUBEMAP_FACE_POSITIVE_Y:
|
|
|
+ vLookatPt = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 0.0f, -1.0f);
|
|
|
+ break;
|
|
|
+ case 3: // D3DCUBEMAP_FACE_NEGATIVE_Y:
|
|
|
+ vLookatPt = VectorF(0.0f, -1.0f, 0.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 0.0f, 1.0f);
|
|
|
+ break;
|
|
|
+ case 4: // D3DCUBEMAP_FACE_POSITIVE_Z:
|
|
|
+ vLookatPt = VectorF(0.0f, 0.0f, 1.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ break;
|
|
|
+ case 5: // D3DCUBEMAP_FACE_NEGATIVE_Z:
|
|
|
+ vLookatPt = VectorF(0.0f, 0.0f, -1.0f);
|
|
|
+ vUpVec = VectorF(0.0f, 1.0f, 0.0f);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+
|
|
|
+ // create camera matrix
|
|
|
+ VectorF cross = mCross(vUpVec, vLookatPt);
|
|
|
+ cross.normalizeSafe();
|
|
|
+
|
|
|
+ MatrixF matView(true);
|
|
|
+ matView.setColumn(0, cross);
|
|
|
+ matView.setColumn(1, vLookatPt);
|
|
|
+ matView.setColumn(2, vUpVec);
|
|
|
+ matView.setPosition(getPosition());
|
|
|
+ matView.inverse();
|
|
|
+
|
|
|
+ // set projection to 90 degrees vertical and horizontal
|
|
|
+ F32 left, right, top, bottom;
|
|
|
+ F32 nearPlane = 0.01f;
|
|
|
+ F32 farDist = 1000.f;
|
|
|
+
|
|
|
+ MathUtils::makeFrustum(&left, &right, &top, &bottom, M_HALFPI_F, 1.0f, nearPlane);
|
|
|
+ Frustum frustum(false, left, right, top, bottom, nearPlane, farDist);
|
|
|
+
|
|
|
+ renderFrame(&mBaseTarget, matView, frustum, StaticObjectType | StaticShapeObjectType & EDITOR_RENDER_TYPEMASK, gCanvasClearColor);
|
|
|
+
|
|
|
+ mBaseTarget->resolve();
|
|
|
+
|
|
|
+ mCubemap->setCubeFaceTexture(i, blendTex);
|
|
|
+ }
|
|
|
+
|
|
|
+ /*if (mReflectionModeType != DynamicCubemap)
|
|
|
+ {
|
|
|
+ char fileName[256];
|
|
|
+ dSprintf(fileName, 256, "%s%s_%i.png", mReflectionPath.c_str(),
|
|
|
+ mProbeUniqueID.c_str(), i);
|
|
|
+
|
|
|
+ FileStream stream;
|
|
|
+ if (!stream.open(fileName, Torque::FS::File::Write))
|
|
|
+ {
|
|
|
+ Con::errorf("ReflectionProbe::bake(): Couldn't open cubemap face file fo writing " + String(fileName));
|
|
|
+ if (preCapture)
|
|
|
+ preCapture->disable();
|
|
|
+ if (deferredShading)
|
|
|
+ deferredShading->enable();
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ GBitmap bitmap(blendTex->getWidth(), blendTex->getHeight(), false, GFXFormatR8G8B8);
|
|
|
+ blendTex->copyToBmp(&bitmap);
|
|
|
+ bitmap.writeBitmap("png", stream);
|
|
|
+
|
|
|
+ if (Platform::isFile(fileName) && mCubemap)
|
|
|
+ mCubemap->setCubeFaceFile(i, FileName(fileName));
|
|
|
+ else
|
|
|
+ validCubemap = false;
|
|
|
+
|
|
|
+ bitmap.deleteImage();
|
|
|
+ }
|
|
|
+ }*/
|
|
|
+
|
|
|
+ if (mReflectionModeType != DynamicCubemap && validCubemap)
|
|
|
+ {
|
|
|
+ if (mCubemap->mCubemap)
|
|
|
+ mCubemap->updateFaces();
|
|
|
+ else
|
|
|
+ mCubemap->createMap();
|
|
|
+
|
|
|
+ char fileName[256];
|
|
|
+ dSprintf(fileName, 256, "%s%s.DDS", mReflectionPath.c_str(), mProbeUniqueID.c_str());
|
|
|
+
|
|
|
+ CubemapSaver::save(mCubemap->mCubemap, fileName);
|
|
|
+
|
|
|
+ if (!Platform::isFile(fileName))
|
|
|
+ {
|
|
|
+ validCubemap = false; //if we didn't save right, just
|
|
|
+ Con::errorf("Failed to properly save out the skylight baked cubemap!");
|
|
|
+ }
|
|
|
+
|
|
|
+ mDirty = false;
|
|
|
+ }
|
|
|
+
|
|
|
+ //calculateSHTerms();
|
|
|
+
|
|
|
+ ReflectionProbe::smRenderReflectionProbes = probeRenderState;
|
|
|
+ setMaskBits(-1);
|
|
|
+
|
|
|
+ if (preCapture)
|
|
|
+ preCapture->disable();
|
|
|
+ if (deferredShading)
|
|
|
+ deferredShading->enable();
|
|
|
+}
|
|
|
+
|
|
|
+DefineEngineMethod(ReflectionProbe, Bake, void, (String outputPath, S32 resolution), ("", 256),
|
|
|
+ "@brief returns true if control object is inside the fog\n\n.")
|
|
|
+{
|
|
|
+ object->bake(outputPath, resolution);
|
|
|
+}
|