void CTextRenderer::Translate(float x, float y, float z) { CMatrix3D m; m.SetTranslation(x, y, z); m_Transform = m_Transform * m; m_Dirty = true; }
// Simplistic implementation of the Scene interface virtual void EnumerateObjects(const CFrustum& frustum, SceneCollector* c) { if (GroundEnabled) { for (ssize_t pj = 0; pj < Terrain.GetPatchesPerSide(); ++pj) for (ssize_t pi = 0; pi < Terrain.GetPatchesPerSide(); ++pi) c->Submit(Terrain.GetPatch(pi, pj)); } CmpPtr<ICmpVisual> cmpVisual(Simulation2, Entity); if (cmpVisual) { // add selection box outlines manually if (SelectionBoxEnabled) { SelectionBoxOverlay.m_Color = CColor(35/255.f, 86/255.f, 188/255.f, .75f); // pretty blue SelectionBoxOverlay.m_Thickness = 2; SimRender::ConstructBoxOutline(cmpVisual->GetSelectionBox(), SelectionBoxOverlay); c->Submit(&SelectionBoxOverlay); } // add origin axis thingy if (AxesMarkerEnabled) { CMatrix3D worldSpaceAxes; // offset from the ground a little bit to prevent fighting with the floor texture (also note: SetTranslation // sets the identity 3x3 transformation matrix, which are the world axes) worldSpaceAxes.SetTranslation(cmpVisual->GetPosition() + CVector3D(0, 0.02f, 0)); SimRender::ConstructAxesMarker(worldSpaceAxes, AxesMarkerOverlays[0], AxesMarkerOverlays[1], AxesMarkerOverlays[2]); c->Submit(&AxesMarkerOverlays[0]); c->Submit(&AxesMarkerOverlays[1]); c->Submit(&AxesMarkerOverlays[2]); } // add prop point overlays if (PropPointsMode > 0 && Props.size() > 0) { PropPointOverlays.clear(); // doesn't clear capacity, but should be ok since the number of prop points is usually pretty limited for (size_t i = 0; i < Props.size(); ++i) { CModel::Prop& prop = Props[i]; if (prop.m_Model) // should always be the case { // prop point positions are automatically updated during animations etc. by CModel::ValidatePosition const CMatrix3D& propCoordSystem = prop.m_Model->GetTransform(); SOverlayLine pointGimbal; pointGimbal.m_Color = CColor(1.f, 0.f, 1.f, 1.f); SimRender::ConstructGimbal(propCoordSystem.GetTranslation(), 0.05f, pointGimbal); PropPointOverlays.push_back(pointGimbal); if (PropPointsMode > 1) { // scale the prop axes coord system down a bit to distinguish them from the main world-space axes markers CMatrix3D displayCoordSystem = propCoordSystem; displayCoordSystem.Scale(0.5f, 0.5f, 0.5f); // revert translation scaling displayCoordSystem._14 = propCoordSystem._14; displayCoordSystem._24 = propCoordSystem._24; displayCoordSystem._34 = propCoordSystem._34; // construct an XYZ axes marker for the prop's coordinate system SOverlayLine xAxis, yAxis, zAxis; SimRender::ConstructAxesMarker(displayCoordSystem, xAxis, yAxis, zAxis); PropPointOverlays.push_back(xAxis); PropPointOverlays.push_back(yAxis); PropPointOverlays.push_back(zAxis); } } } for (size_t i = 0; i < PropPointOverlays.size(); ++i) { c->Submit(&PropPointOverlays[i]); } } } // send a RenderSubmit message so the components can submit their visuals to the renderer Simulation2.RenderSubmit(*c, frustum, false); }
///////////////////////////////////////////////////////////////////////////////////////////////////////////// // ValidatePosition: ensure that current transform and bone matrices are both uptodate void CModel::ValidatePosition() { if (m_PositionValid) { ENSURE(!m_Parent || m_Parent->m_PositionValid); return; } if (m_Parent && !m_Parent->m_PositionValid) { // Make sure we don't base our calculations on // a parent animation state that is out of date. m_Parent->ValidatePosition(); // Parent will recursively call our validation. ENSURE(m_PositionValid); return; } if (m_Anim && m_BoneMatrices) { // PROFILE( "generating bone matrices" ); ENSURE(m_pModelDef->GetNumBones() == m_Anim->m_AnimDef->GetNumKeys()); m_Anim->m_AnimDef->BuildBoneMatrices(m_AnimTime, m_BoneMatrices, !(m_Flags & MODELFLAG_NOLOOPANIMATION)); } else if (m_BoneMatrices) { // Bones but no animation - probably a buggy actor forgot to set up the animation, // so just render it in its bind pose for (size_t i = 0; i < m_pModelDef->GetNumBones(); i++) { m_BoneMatrices[i].SetIdentity(); m_BoneMatrices[i].Rotate(m_pModelDef->GetBones()[i].m_Rotation); m_BoneMatrices[i].Translate(m_pModelDef->GetBones()[i].m_Translation); } } // For CPU skinning, we precompute as much as possible so that the only // per-vertex work is a single matrix*vec multiplication. // For GPU skinning, we try to minimise CPU work by doing most computation // in the vertex shader instead. // Using g_Renderer.m_Options to detect CPU vs GPU is a bit hacky, // and this doesn't allow the setting to change at runtime, but there isn't // an obvious cleaner way to determine what data needs to be computed, // and GPU skinning is a rarely-used experimental feature anyway. bool worldSpaceBoneMatrices = !g_Renderer.m_Options.m_GPUSkinning; bool computeBlendMatrices = !g_Renderer.m_Options.m_GPUSkinning; if (m_BoneMatrices && worldSpaceBoneMatrices) { // add world-space transformation to m_BoneMatrices const CMatrix3D transform = GetTransform(); for (size_t i = 0; i < m_pModelDef->GetNumBones(); i++) m_BoneMatrices[i].Concatenate(transform); } // our own position is now valid; now we can safely update our props' positions without fearing // that doing so will cause a revalidation of this model (see recursion above). m_PositionValid = true; // re-position and validate all props for (size_t j = 0; j < m_Props.size(); ++j) { const Prop& prop=m_Props[j]; CMatrix3D proptransform = prop.m_Point->m_Transform; if (prop.m_Point->m_BoneIndex != 0xff) { CMatrix3D boneMatrix = m_BoneMatrices[prop.m_Point->m_BoneIndex]; if (!worldSpaceBoneMatrices) boneMatrix.Concatenate(GetTransform()); proptransform.Concatenate(boneMatrix); } else { // not relative to any bone; just apply world-space transformation (i.e. relative to object-space origin) proptransform.Concatenate(m_Transform); } // Adjust prop height to terrain level when needed if (prop.m_MaxHeight != 0.f || prop.m_MinHeight != 0.f) { CVector3D propTranslation = proptransform.GetTranslation(); CVector3D objTranslation = m_Transform.GetTranslation(); CmpPtr<ICmpTerrain> cmpTerrain(m_Simulation, SYSTEM_ENTITY); if (cmpTerrain) { float objTerrain = cmpTerrain->GetExactGroundLevel(objTranslation.X, objTranslation.Z); float propTerrain = cmpTerrain->GetExactGroundLevel(propTranslation.X, propTranslation.Z); float translateHeight = std::min(prop.m_MaxHeight, std::max(prop.m_MinHeight, propTerrain - objTerrain)); CMatrix3D translate = CMatrix3D(); translate.SetTranslation(0.f, translateHeight, 0.f); proptransform.Concatenate(translate); } } prop.m_Model->SetTransform(proptransform); prop.m_Model->ValidatePosition(); } if (m_BoneMatrices) { for (size_t i = 0; i < m_pModelDef->GetNumBones(); i++) { m_BoneMatrices[i] = m_BoneMatrices[i] * m_pModelDef->GetInverseBindBoneMatrices()[i]; } // Note: there is a special case of joint influence, in which the vertex // is influenced by the bind-shape transform instead of a particular bone, // which we indicate with the blending bone ID set to the total number // of bones. But since we're skinning in world space, we use the model's // world space transform and store that matrix in this special index. // (see http://trac.wildfiregames.com/ticket/1012) m_BoneMatrices[m_pModelDef->GetNumBones()] = m_Transform; if (computeBlendMatrices) m_pModelDef->BlendBoneMatrices(m_BoneMatrices); } }