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151 lines
4.2 KiB
151 lines
4.2 KiB
//========= Copyright Valve Corporation, All rights reserved. ============// |
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// |
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// Dme version of a joint of a skeletal model (gets compiled into a MDL) |
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// |
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//============================================================================= |
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#include "movieobjects/dmejoint.h" |
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#include "datamodel/dmelementfactoryhelper.h" |
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#include "materialsystem/imaterialsystem.h" |
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#include "materialsystem/imesh.h" |
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#include "tier1/KeyValues.h" |
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// memdbgon must be the last include file in a .cpp file!!! |
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#include "tier0/memdbgon.h" |
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//----------------------------------------------------------------------------- |
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// Expose this class to the scene database |
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//----------------------------------------------------------------------------- |
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IMPLEMENT_ELEMENT_FACTORY( DmeJoint, CDmeJoint ); |
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//----------------------------------------------------------------------------- |
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// Should I draw joints? |
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//----------------------------------------------------------------------------- |
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bool CDmeJoint::s_bDrawJoints = false; |
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//----------------------------------------------------------------------------- |
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// Purpose: |
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//----------------------------------------------------------------------------- |
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void CDmeJoint::OnConstruction() |
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{ |
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if ( !g_pMaterialSystem ) |
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return; |
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KeyValues *pVMTKeyValues = new KeyValues( "wireframe" ); |
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pVMTKeyValues->SetInt( "$vertexcolor", 1 ); |
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pVMTKeyValues->SetInt( "$ignorez", 1 ); |
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m_JointMaterial.Init( "__DmeJointMaterial", pVMTKeyValues ); |
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} |
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void CDmeJoint::OnDestruction() |
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{ |
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if ( !g_pMaterialSystem ) |
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return; |
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m_JointMaterial.Shutdown(); |
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} |
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//----------------------------------------------------------------------------- |
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// Activate, deactivate joint drawing |
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//----------------------------------------------------------------------------- |
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void CDmeJoint::DrawJointHierarchy( bool bDrawJoints ) |
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{ |
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s_bDrawJoints = bDrawJoints; |
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} |
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//----------------------------------------------------------------------------- |
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// For rendering joints |
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//----------------------------------------------------------------------------- |
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#define AXIS_SIZE 3.0f |
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void CDmeJoint::DrawJoints( ) |
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{ |
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if ( !g_pMaterialSystem ) |
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return; |
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int cn = GetChildCount(); |
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// Draw the joint hierarchy |
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PushDagTransform(); |
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matrix3x4_t shapeToWorld; |
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GetShapeToWorldTransform( shapeToWorld ); |
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CMatRenderContextPtr pRenderContext( g_pMaterialSystem ); |
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pRenderContext->MatrixMode( MATERIAL_MODEL ); |
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pRenderContext->LoadMatrix( shapeToWorld ); |
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pRenderContext->Bind( m_JointMaterial ); |
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IMesh *pMesh = pRenderContext->GetDynamicMesh( ); |
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CMeshBuilder meshBuilder; |
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meshBuilder.Begin( pMesh, MATERIAL_LINES, 3 + cn ); |
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for ( int ci = 0; ci < cn; ++ci ) |
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{ |
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CDmeJoint *pJoint = CastElement<CDmeJoint>( GetChild( ci ) ); |
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if ( !pJoint ) |
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continue; |
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Vector vecChildPosition = pJoint->GetTransform()->GetPosition(); |
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meshBuilder.Position3f( 0.0f, 0.0f, 0.0f ); |
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meshBuilder.Color4ub( 128, 128, 128, 255 ); |
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meshBuilder.AdvanceVertex(); |
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meshBuilder.Position3fv( vecChildPosition.Base() ); |
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meshBuilder.Color4ub( 128, 128, 128, 255 ); |
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meshBuilder.AdvanceVertex(); |
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} |
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meshBuilder.Position3f( 0.0f, 0.0f, 0.0f ); |
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meshBuilder.Color4ub( 255, 0, 0, 255 ); |
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meshBuilder.AdvanceVertex(); |
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meshBuilder.Position3f( AXIS_SIZE, 0.0f, 0.0f ); |
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meshBuilder.Color4ub( 255, 0, 0, 255 ); |
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meshBuilder.AdvanceVertex(); |
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meshBuilder.Position3f( 0.0f, 0.0f, 0.0f ); |
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meshBuilder.Color4ub( 0, 255, 0, 255 ); |
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meshBuilder.AdvanceVertex(); |
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meshBuilder.Position3f( 0.0f, AXIS_SIZE, 0.0f ); |
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meshBuilder.Color4ub( 0, 255, 0, 255 ); |
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meshBuilder.AdvanceVertex(); |
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meshBuilder.Position3f( 0.0f, 0.0f, 0.0f ); |
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meshBuilder.Color4ub( 0, 0, 255, 255 ); |
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meshBuilder.AdvanceVertex(); |
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meshBuilder.Position3f( 0.0f, 0.0f, AXIS_SIZE ); |
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meshBuilder.Color4ub( 0, 0, 255, 255 ); |
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meshBuilder.AdvanceVertex(); |
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meshBuilder.End(); |
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pMesh->Draw(); |
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pRenderContext->MatrixMode( MATERIAL_MODEL ); |
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pRenderContext->LoadIdentity(); |
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PopDagTransform(); |
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} |
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//----------------------------------------------------------------------------- |
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// Rendering method for the dag |
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//----------------------------------------------------------------------------- |
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void CDmeJoint::Draw( CDmeDrawSettings *pDrawSettings /* = NULL */ ) |
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{ |
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if ( s_bDrawJoints && IsVisible() ) |
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{ |
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DrawJoints(); |
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} |
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BaseClass::Draw( pDrawSettings ); |
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} |
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