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This commit is contained in:
romkazvo
326
RenderDll/Common/RendElements/CRESky.cpp
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326
RenderDll/Common/RendElements/CRESky.cpp
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#include "RenderPCH.h"
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#include "RendElement.h"
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#include "CRESky.h"
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#include "i3dengine.h"
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void CRESky::mfPrepare()
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{
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gRenDev->EF_CheckOverflow(0, 0, this);
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gRenDev->m_RP.m_pRE = this;
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gRenDev->m_RP.m_RendNumIndices = 0;
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gRenDev->m_RP.m_RendNumVerts = 0;
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}
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bool CRESky::mfDraw(SShader *ef, SShaderPass *sfm)
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{
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int bPrevClipPl = gRenDev->m_RP.m_ClipPlaneEnabled;
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if (bPrevClipPl)
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gRenDev->EF_SetClipPlane(false, NULL, false);
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if(sfm >= &ef->m_Passes[1] && ef->m_Sky)
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{ // draw sky sphere vertices at pass 1
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bool bPrevFog = gRenDev->EnableFog(false);
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DrawSkySphere(ef->m_Sky->m_fSkyLayerHeight);
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gRenDev->EnableFog(bPrevFog);
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if (bPrevClipPl)
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gRenDev->EF_SetClipPlane(true, &gRenDev->m_RP.m_CurClipPlane.m_Normal.x, gRenDev->m_RP.m_bClipPlaneRefract);
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return true;
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}
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// pass 0 - skybox
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if (!ef->m_Sky || !ef->m_Sky->m_SkyBox[0])
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{
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if (bPrevClipPl)
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gRenDev->EF_SetClipPlane(true, &gRenDev->m_RP.m_CurClipPlane.m_Normal.x, gRenDev->m_RP.m_bClipPlaneRefract);
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return false;
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}
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bool bPrevFog = gRenDev->EnableFog(false);
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gRenDev->SetColorOp(eCO_MODULATE, eCO_MODULATE, eCA_Texture | (eCA_Constant<<3), eCA_Texture | (eCA_Constant<<3));
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if (gRenDev->m_bHeatVision)
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gRenDev->SetMaterialColor(0.3f,0.3f,0.3f,1.0f);
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else
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gRenDev->SetMaterialColor(1,1,1,m_fAlpha);
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if(m_fAlpha<1.f)
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gRenDev->EF_SetState(GS_NODEPTHTEST | GS_BLSRC_SRCALPHA | GS_BLDST_ONEMINUSSRCALPHA);
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else
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gRenDev->EF_SetState(GS_NODEPTHTEST);
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gRenDev->SetCullMode(R_CULL_BACK);
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#if !defined(PS2) && !defined (GC) && !defined (NULL_RENDERER)
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CPShader *fpSky = NULL;
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if (gRenDev->m_RP.m_PersFlags & RBPF_HDR)
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{
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if (!(ef->m_Flags & EF_SKY_HDR))
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fpSky = PShaderForName(gRenDev->m_RP.m_PS_HDR_SkyFake, "CGRC_HDR_SkyFake_PS20");
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else
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fpSky = PShaderForName(gRenDev->m_RP.m_PS_HDR_Sky, "CGRC_HDR_Sky_PS20");
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if (fpSky)
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fpSky->mfSet(true, 0);
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}
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#endif
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const float fSkyBoxSize = SKY_BOX_SIZE;
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{ // top
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struct_VERTEX_FORMAT_P3F_TEX2F data[] =
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{
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{Vec3(fSkyBoxSize,-fSkyBoxSize, fSkyBoxSize), 1, 1.f-1},
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{Vec3(-fSkyBoxSize,-fSkyBoxSize, fSkyBoxSize), 0, 1.f-1},
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{Vec3(fSkyBoxSize, fSkyBoxSize, fSkyBoxSize), 1, 1.f-0},
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{Vec3(-fSkyBoxSize, fSkyBoxSize, fSkyBoxSize), 0, 1.f-0}
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};
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gRenDev->SetTexture(ef->m_Sky->m_SkyBox[2]->m_Bind);
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gRenDev->SetTexClampMode(true);
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gRenDev->DrawTriStrip(&(CVertexBuffer (data,VERTEX_FORMAT_P3F_TEX2F)),4);
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}
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Vec3d camera = gRenDev->GetCamera().GetPos();
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camera.z = max(0,camera.z);
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float fWaterCamDiff = max(0,camera.z-m_fTerrainWaterLevel);
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float fMaxDist = iSystem->GetI3DEngine()->GetMaxViewDist()/1024.f;
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float P = (fWaterCamDiff)/128 + max(0,(fWaterCamDiff)*0.03f/fMaxDist);
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float D = (fWaterCamDiff)/10.0f*fSkyBoxSize/124.0f - P + 8;
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P*=m_fSkyBoxStretching;
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if(m_fTerrainWaterLevel>camera.z && SRendItem::m_RecurseLevel==1)
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{
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P = (fWaterCamDiff);
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D = (fWaterCamDiff);
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}
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{ // s
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struct_VERTEX_FORMAT_P3F_TEX2F data[] =
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{
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Vec3(-fSkyBoxSize,-fSkyBoxSize, fSkyBoxSize), 1.0, 1.f-1.0,
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Vec3(fSkyBoxSize,-fSkyBoxSize, fSkyBoxSize), 0.0, 1.f-1.0,
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Vec3(-fSkyBoxSize,-fSkyBoxSize,-P), 1.0, 1.f-0.5,
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Vec3(fSkyBoxSize,-fSkyBoxSize,-P), 0.0, 1.f-0.5,
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Vec3(-fSkyBoxSize,-fSkyBoxSize,-D), 1.0, 1.f-0.5,
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Vec3(fSkyBoxSize,-fSkyBoxSize,-D), 0.0, 1.f-0.5
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};
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gRenDev->SetTexture(ef->m_Sky->m_SkyBox[1]->m_Bind);
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gRenDev->SetTexClampMode(true);
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gRenDev->DrawTriStrip(&(CVertexBuffer (data,VERTEX_FORMAT_P3F_TEX2F)),6);
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}
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{ // e
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struct_VERTEX_FORMAT_P3F_TEX2F data[] =
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{
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Vec3(-fSkyBoxSize, fSkyBoxSize, fSkyBoxSize), 1.0, 1.f-0.0,
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Vec3(-fSkyBoxSize,-fSkyBoxSize, fSkyBoxSize), 0.0, 1.f-0.0,
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Vec3(-fSkyBoxSize, fSkyBoxSize,-P), 1.0, 1.f-0.5,
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Vec3(-fSkyBoxSize,-fSkyBoxSize,-P), 0.0, 1.f-0.5,
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Vec3(-fSkyBoxSize, fSkyBoxSize,-D), 1.0, 1.f-0.5,
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Vec3(-fSkyBoxSize,-fSkyBoxSize,-D), 0.0, 1.f-0.5
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};
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gRenDev->SetTexture(ef->m_Sky->m_SkyBox[1]->m_Bind);
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gRenDev->SetTexClampMode(true);
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gRenDev->DrawTriStrip(&(CVertexBuffer (data,VERTEX_FORMAT_P3F_TEX2F)),6);
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}
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{ // n
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struct_VERTEX_FORMAT_P3F_TEX2F data[] =
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{
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Vec3(fSkyBoxSize, fSkyBoxSize, fSkyBoxSize), 1.0, 1.f-1.0,
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Vec3(-fSkyBoxSize, fSkyBoxSize, fSkyBoxSize), 0.0, 1.f-1.0,
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Vec3(fSkyBoxSize, fSkyBoxSize,-P), 1.0, 1.f-0.5,
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Vec3(-fSkyBoxSize, fSkyBoxSize,-P), 0.0, 1.f-0.5,
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Vec3(fSkyBoxSize, fSkyBoxSize,-D), 1.0, 1.f-0.5,
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Vec3(-fSkyBoxSize, fSkyBoxSize,-D), 0.0, 1.f-0.5
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};
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gRenDev->SetTexture(ef->m_Sky->m_SkyBox[0]->m_Bind);
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gRenDev->SetTexClampMode(true);
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gRenDev->DrawTriStrip(&(CVertexBuffer (data,VERTEX_FORMAT_P3F_TEX2F)),6);
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}
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{ // w
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struct_VERTEX_FORMAT_P3F_TEX2F data[] =
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{
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Vec3(fSkyBoxSize,-fSkyBoxSize, fSkyBoxSize), 1.0, 1.f-0.0,
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Vec3(fSkyBoxSize, fSkyBoxSize, fSkyBoxSize), 0.0, 1.f-0.0,
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Vec3(fSkyBoxSize,-fSkyBoxSize,-P), 1.0, 1.f-0.5,
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Vec3(fSkyBoxSize, fSkyBoxSize,-P), 0.0, 1.f-0.5,
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Vec3(fSkyBoxSize,-fSkyBoxSize,-D), 1.0, 1.f-0.5,
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Vec3(fSkyBoxSize, fSkyBoxSize,-D), 0.0, 1.f-0.5
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};
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gRenDev->SetTexture(ef->m_Sky->m_SkyBox[0]->m_Bind);
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gRenDev->SetTexClampMode(true);
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gRenDev->DrawTriStrip(&(CVertexBuffer (data,VERTEX_FORMAT_P3F_TEX2F)),6);
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}
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#if !defined(PS2) && !defined (GC) && !defined (NULL_RENDERER)
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if (fpSky)
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fpSky->mfSet(false, 0);
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#endif
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DrawFogLayer();
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DrawBlackPortal();
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gRenDev->EnableFog(bPrevFog);
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if (bPrevClipPl)
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gRenDev->EF_SetClipPlane(true, &gRenDev->m_RP.m_CurClipPlane.m_Normal.x, gRenDev->m_RP.m_bClipPlaneRefract);
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return true;
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}
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bool CRESky::DrawFogLayer()
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{
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if(!m_parrFogLayer)
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m_parrFogLayer = new list2<struct_VERTEX_FORMAT_P3F_COL4UB>;
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if(!m_parrFogLayer2)
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m_parrFogLayer2 = new list2<struct_VERTEX_FORMAT_P3F_COL4UB>;
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m_parrFogLayer->Clear();
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m_parrFogLayer2->Clear();
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const float fFogLayerRadius = SKY_BOX_SIZE;
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if(gRenDev->m_FS.m_FogEnd>=256)
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return true;
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Vec3d camera = gRenDev->GetCamera().GetPos();
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camera.z = max(0,camera.z);
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float fLayerZ = -(max(0,gRenDev->m_FS.m_FogEnd-64)/(256-64))*SKY_BOX_SIZE - camera.z/35;
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bool bRGB = (gRenDev->GetFeatures() & RFT_RGBA) != 0;
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for(int i=0; i<=360; i+=30)
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{
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float rad = (i) * (gf_PI/180);
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struct_VERTEX_FORMAT_P3F_COL4UB tmp;
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tmp.xyz.x = cry_sinf(-rad)*fFogLayerRadius;
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tmp.xyz.y = cry_cosf(-rad)*fFogLayerRadius;
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if(bRGB)
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{
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tmp.color.bcolor[0] = uchar(gRenDev->m_FS.m_FogColor.r*255);
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tmp.color.bcolor[1] = uchar(gRenDev->m_FS.m_FogColor.g*255);
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tmp.color.bcolor[2] = uchar(gRenDev->m_FS.m_FogColor.b*255);
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}
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else
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{
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tmp.color.bcolor[2] = uchar(gRenDev->m_FS.m_FogColor.r*255);
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tmp.color.bcolor[1] = uchar(gRenDev->m_FS.m_FogColor.g*255);
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tmp.color.bcolor[0] = uchar(gRenDev->m_FS.m_FogColor.b*255);
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}
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tmp.color.bcolor[3] = uchar(255.f);
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tmp.xyz.z = fLayerZ-SKY_BOX_SIZE/2;
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m_parrFogLayer2->Add(tmp);
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tmp.xyz.z = fLayerZ+SKY_BOX_SIZE/2;
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m_parrFogLayer2->Add(tmp);
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m_parrFogLayer->Add(tmp);
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tmp.xyz.z = fLayerZ+SKY_BOX_SIZE;
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tmp.color.bcolor[3] = 0;
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m_parrFogLayer->Add(tmp);
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}
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#if !defined(PS2) && !defined (GC) && !defined (NULL_RENDERER)
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CPShader *fpSky = NULL;
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if (gRenDev->m_RP.m_PersFlags & RBPF_HDR)
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{
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fpSky = PShaderForName(gRenDev->m_RP.m_PS_HDR_BaseCol, "CGRC_HDR_BaseCol_PS20");
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if (fpSky)
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fpSky->mfSet(true);
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}
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#endif
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gRenDev->EF_SetState(GS_NODEPTHTEST | GS_BLSRC_SRCALPHA | GS_BLDST_ONEMINUSSRCALPHA);
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gRenDev->SelectTMU(0);
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gRenDev->m_TexMan->m_Text_White->Set();
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gRenDev->EnableTMU(true);
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gRenDev->DrawTriStrip(&(CVertexBuffer (m_parrFogLayer->GetElements(),VERTEX_FORMAT_P3F_COL4UB)),m_parrFogLayer->Count());
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gRenDev->DrawTriStrip(&(CVertexBuffer (m_parrFogLayer2->GetElements(),VERTEX_FORMAT_P3F_COL4UB)),m_parrFogLayer2->Count());
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#if !defined(PS2) && !defined (GC) && !defined (NULL_RENDERER)
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if (fpSky)
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fpSky->mfSet(false);
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#endif
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return true;
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}
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CRESky::~CRESky()
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{
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delete m_parrFogLayer;
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delete m_parrFogLayer2;
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}
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// render black occlusion volumes mostly to hide seams in indoors
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bool CRESky::DrawBlackPortal()
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{
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if(!m_arrvPortalVerts[0][0].xyz.x)
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return true;
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gRenDev->ResetToDefault();
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for(int i=0; i<MAX_SKY_OCCLAREAS_NUM; i++)
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{
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if(!m_arrvPortalVerts[i][0].xyz.x)
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return true;
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gRenDev->EF_SetState(GS_DEPTHWRITE);
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gRenDev->SetCullMode(R_CULL_NONE);
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gRenDev->SelectTMU(0);
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gRenDev->EnableTMU(false);
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gRenDev->DrawTriStrip(&(CVertexBuffer (m_arrvPortalVerts[i],VERTEX_FORMAT_P3F_COL4UB)),4);
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}
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return true;
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}
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void CRESky::DrawSkySphere(float fHeight)
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{
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float nWSize = 256/16;
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float a_in = 1, a_out = 1;
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struct_VERTEX_FORMAT_P3F_COL4UB vert;
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vert.color.bcolor[0]=255;
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vert.color.bcolor[1]=255;
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vert.color.bcolor[2]=255;
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list2<struct_VERTEX_FORMAT_P3F_COL4UB> lstVertData;
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for(float r=0; r<3; r++)
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{
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a_in = a_out;
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a_out = 1.f-r/2;
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a_out*=a_out; a_out*=a_out; a_out*=a_out;
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lstVertData.Clear();
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for(int i=0; i<=360; i+=40)
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{
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float rad = (i) * (M_PI/180);
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vert.xyz.x = cry_sinf(rad)*nWSize*r;
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vert.xyz.y = cry_cosf(rad)*nWSize*r;
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vert.xyz.z = fHeight + 8 - (r)*8;
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vert.color.bcolor[3] = uchar(a_in*255.0f);
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lstVertData.Add(vert);
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vert.xyz.x = cry_sinf(rad)*nWSize*(r+1);
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vert.xyz.y = cry_cosf(rad)*nWSize*(r+1);
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vert.xyz.z = fHeight + 8 - (r+1)*8;
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vert.color.bcolor[3] = uchar(a_out*255.0f);
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lstVertData.Add(vert);
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}
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gRenDev->DrawTriStrip(&CVertexBuffer(&lstVertData[0],VERTEX_FORMAT_P3F_COL4UB),lstVertData.Count());
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}
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}
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Reference in New Issue
Block a user