144 lines
4.2 KiB
C++
144 lines
4.2 KiB
C++
// Render Scene with Material (0x4f0a3a3a,0x62554f4f)
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// Renders a scene using the same material for all objects in the scene.
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// - Rendertarget View.
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// - Render Options.
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// - Material.
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#include "CKAll.h"
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#include "RTView.h"
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#define RENDERSCENEWITHMATERIAL_GUID CKGUID(0x4f0a3a3a,0x62554f4f)
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//-----------------------------------------------------------------------------
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enum
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{
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PARAM_VIEW = 0,
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PARAM_RENDEROPTIONS,
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PARAM_BGCOLOR,
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PARAM_MATERIAL
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};
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//-----------------------------------------------------------------------------
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int RenderSceneWithMaterial(const CKBehaviorContext& behcontext)
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{
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CKBehavior* beh = behcontext.Behavior;
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CKParameterIn* pin = beh->GetInputParameter(PARAM_VIEW);
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if (!pin)
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return CKBR_PARAMETERERROR;
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if (!pin->GetRealSource())
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return CKBR_PARAMETERERROR;
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// Read the View
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RTView rtview(pin->GetRealSource());
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// Reads background color
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VxColor bgcolor(0, 0, 0, 0);
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beh->GetInputParameterValue(PARAM_BGCOLOR, &bgcolor);
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CKMaterial* mat = (CKMaterial*)beh->GetInputParameterObject(PARAM_MATERIAL);
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if (!mat)
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return CKBR_PARAMETERERROR;
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// On
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if (beh->IsInputActive(0))
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{
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CKRenderContext* rc = behcontext.CurrentRenderContext;
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rtview.tex->EnsureVideoMemory(rc);
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//--- Check Rect size
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if(rtview.rect.right <=0 && rtview.rect.bottom <=0 ){
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if(rtview.tex){
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rtview.rect.right = (float)rtview.tex->GetWidth();
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rtview.rect.bottom = (float)rtview.tex->GetHeight();
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}else{
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rtview.rect.right = (float)rc->GetWidth();
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rtview.rect.bottom = (float)rc->GetHeight();
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}
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}
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CKDWORD ropt = rc->GetCurrentRenderOptions();
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beh->GetInputParameterValue(PARAM_RENDEROPTIONS, &ropt);
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// Remove present command
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ropt &= ~CK_RENDER_DOBACKTOFRONT;
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VxRect oldrect;
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rc->GetViewRect(oldrect);
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//--- Set Render Target
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rc->SetRenderTarget(rtview.tex);
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//--- Set Render View
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rc->SetViewRect(rtview.rect);
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VxColor oldbg = rc->GetBackgroundMaterial()->GetDiffuse();
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rc->GetBackgroundMaterial()->SetDiffuse(bgcolor);
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rc->SetOverriddenRendering(CK_OVERRIDE_MATERIAL, mat);
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rc->Render((CK_RENDER_FLAGS)ropt);
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rc->SetOverriddenRendering(CK_OVERRIDE_NONE);
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rc->GetBackgroundMaterial()->SetDiffuse(oldbg);
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if (!rtview.tex)
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rc->ChangeCurrentRenderOptions(CK_RENDER_RESTORENEXTFRAME | CK_RENDER_SKIPDRAWSCENE | CK_RENDER_DOBACKTOFRONT, CK_RENDER_CLEARBACK);
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// Restore old rendertarget
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rc->SetRenderTarget(NULL);
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rc->SetViewRect(oldrect);
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}
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beh->ActivateOutput(0);
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return CKBR_OK;
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}
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//-----------------------------------------------------------------------------
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CKERROR CreateRenderSceneWithMaterialProto(CKBehaviorPrototype **pproto)
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{
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CKBehaviorPrototype *proto = CreateCKBehaviorPrototype("Render Scene Using Material");
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if(!proto) return CKERR_OUTOFMEMORY;
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proto->DeclareInput("In");
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proto->DeclareOutput("Out");
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proto->DeclareInParameter("Target View", CKPGUID_RTVIEW);
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proto->DeclareInParameter("Render Options", CKPGUID_RENDEROPTIONS);
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proto->DeclareInParameter("Background Color", CKPGUID_COLOR);
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proto->DeclareInParameter("Material", CKPGUID_MATERIAL);
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proto->SetFlags(CK_BEHAVIORPROTOTYPE_NORMAL);
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proto->SetFunction(RenderSceneWithMaterial);
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*pproto = proto;
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return CK_OK;
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}
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//-----------------------------------------------------------------------------
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CKObjectDeclaration *FillBehaviorRenderSceneWithMaterial()
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{
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CKObjectDeclaration *od = CreateCKObjectDeclaration("Render Scene Using Material");
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od->SetDescription("Renders the scene into a RenderTarget View with all meshes using a single material.");
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/* rem:
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<SPAN CLASS=in>In: </SPAN>triggers the process<BR>
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<SPAN CLASS=out>Out: </SPAN>is activated when the process is completed.<BR>
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<BR>
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<SPAN CLASS=pin>View: </SPAN>The rendertarget view.<BR>
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<SPAN CLASS=pin>Render Options: </SPAN>Render flags.<BR>
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<SPAN CLASS=pin>Background Color: </SPAN>The background color used for clear.<BR>
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<SPAN CLASS=pin>Material: </SPAN>The material to use to render.<BR>
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*/
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od->SetCategory("Shaders/Rendering");
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od->SetType(CKDLL_BEHAVIORPROTOTYPE);
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od->SetGuid(RENDERSCENEWITHMATERIAL_GUID);
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od->SetAuthorGuid(VIRTOOLS_GUID);
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od->SetAuthorName("Virtools");
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od->SetVersion(0x00010000);
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od->SetCreationFunction(CreateRenderSceneWithMaterialProto);
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od->SetCompatibleClassId(CKCID_BEOBJECT);
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return od;
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}
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