78 lines
3.1 KiB
MQL5
78 lines
3.1 KiB
MQL5
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//+------------------------------------------------------------------+
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//| DXBox.mqh |
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//| Copyright 2000-2025, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 2000-2025, MetaQuotes Ltd."
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#property link "https://www.mql5.com"
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//---
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#include "DXMesh.mqh"
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#include "DXMath.mqh"
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#include "DXUtils.mqh"
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//+------------------------------------------------------------------+
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//| 3D Box object |
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//+------------------------------------------------------------------+
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class CDXBox : public CDXMesh
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{
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public:
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CDXBox();
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~CDXBox();
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//--- create bon in specified context
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bool Create(CDXDispatcher &dispatcher,CDXInput* buffer_scene,const DXVector3 &from,const DXVector3 &to);
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//--- update box
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bool Update(const DXVector3 &from,const DXVector3 &to);
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private:
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//---
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void PrepareVertices(const DXVector3 &from,const DXVector3 &to);
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};
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//+------------------------------------------------------------------+
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//| Class constructor |
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//+------------------------------------------------------------------+
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void CDXBox::CDXBox() : CDXMesh()
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{
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}
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//+------------------------------------------------------------------+
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//| Destructor |
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//+------------------------------------------------------------------+
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void CDXBox::~CDXBox(void)
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{
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}
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//+------------------------------------------------------------------+
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//| Create box in specified context |
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//+------------------------------------------------------------------+
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bool CDXBox::Create(CDXDispatcher &dispatcher,CDXInput* buffer_scene,const DXVector3 &from,const DXVector3 &to)
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{
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//--- release previous buffers
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Shutdown();
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//---
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DXVertex vertices[];
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uint indices[];
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//--- prepare box vertices and indices
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DXColor white=DXColor(1.0f,1.0f,1.0f,1.0f);
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if(!DXComputeBox(from,to,vertices,indices))
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return(false);
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for(int i=0; i<ArraySize(vertices); i++)
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vertices[i].vcolor=white;
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//--- create mesh
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return(CDXMesh::Create(dispatcher,buffer_scene,vertices,indices));
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}
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//+------------------------------------------------------------------+
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//| Update box bounds |
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//+------------------------------------------------------------------+
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bool CDXBox::Update(const DXVector3 &from,const DXVector3 &to)
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{
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//---
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DXVertex vertices[];
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uint indices[];
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//--- prepare box vertices and indices
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DXColor white=DXColor(1.0f,1.0f,1.0f,1.0f);
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if(!DXComputeBox(from,to,vertices,indices))
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return(false);
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for(int i=0; i<ArraySize(vertices); i++)
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vertices[i].vcolor=white;
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//--- update mesh vertices, indices are the same
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return(CDXMesh::VerticesSet(vertices));
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}
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//+------------------------------------------------------------------+
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