1 | #include "dxstdafx.h"
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2 | #include ".\hreeffect.h"
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3 |
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4 | struct ProcessedTriangle //< a vertex encoding a triangle
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5 | {
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6 | Vector sphereCentre; //< endclosig sphere centre : POSITION.xyz
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7 | float radius; //< endclosing sphere radius : POSITION.w
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8 | Vector planePos; //< triangle plane point nearest to origin : NORMAL
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9 | Vector inverseVertexMatrix[3]; //< Cartesian-to-barycentric transformation matrix : TEXCOORD0-2
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10 | Vector normals[3]; //< model normals at triangle vertices : TEXCOORD3-5
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11 | Vector tex[3]; //< model texture coords at triangle vertices : TEXCOORD6-8
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12 | };
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13 |
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14 | //! D3D vector-matrix multiplication
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15 | D3DVECTOR operator *(const D3DVECTOR& v, const D3DMATRIX& m)
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16 | {
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17 | D3DVECTOR r;
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18 | r.x = v.x * m._11 + v.y * m._21 + v.z * m._31 + m._41;
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19 | r.y = v.x * m._12 + v.y * m._22 + v.z * m._32 + m._42;
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20 | r.z = v.x * m._13 + v.y * m._23 + v.z * m._33 + m._43;
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21 | float h = v.x * m._14 + v.y * m._24 + v.z * m._34 + m._44;
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22 | if(h > 0.00001f || h < 0.00001f)
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23 | {
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24 | r.x /= h;
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25 | r.y /= h;
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26 | r.z /= h;
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27 | }
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28 | return r;
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29 | }
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30 |
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31 | //! method name strings to be displayed on screen
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32 | const wchar_t* HREEffect::Method::methodNames[10] =
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33 | {
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34 | L"Ray Engine",
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35 | L"_",
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36 | L"_",
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37 | L"_"
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38 | , NULL, NULL, NULL, NULL, NULL, NULL
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39 | };
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40 |
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41 | //! method constants
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42 | const HREEffect::Method HREEffect::Method::RAYENGINE(0);
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43 | const HREEffect::Method HREEffect::Method::LAST(1);
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44 |
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45 | HREEffect::HREEffect(LPDIRECT3DDEVICE9 device)
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46 | :method(Method::RAYENGINE)
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47 | {
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48 | this->device = device;
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49 |
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50 | //first person camera allows more freedom of movement
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51 | camera = new CFirstPersonCamera();
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52 | lightCamera = new CFirstPersonCamera();
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53 |
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54 | HRESULT hr;
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55 | DWORD effectCompileFlag=0;
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56 |
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57 | LPD3DXBUFFER compilationErrors;
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58 | if(FAILED(
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59 | hr =
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60 | D3DXCreateEffectFromFile(
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61 | device,
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62 | L"rayEngine.fx",
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63 | NULL,
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64 | NULL,
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65 | 0,
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66 | NULL,
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67 | &effect,
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68 | &compilationErrors) )){
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69 | MessageBoxA( NULL, (LPSTR)compilationErrors->GetBufferPointer(), "Failed to load effect file!", MB_OK);
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70 | exit(-1);
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71 | }
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72 |
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73 | //store buffers so we can reset them after rendering to texture render targets
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74 | device->GetRenderTarget(0, &frameColorBuffer);
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75 | device->GetDepthStencilSurface(&frameDepthStencilBuffer);
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76 |
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77 | camera->SetViewParams( &D3DXVECTOR3(0.0f, 0.0f, 4.0f), &D3DXVECTOR3(0.0f, 0.0f, 0.0f));
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78 | D3DSURFACE_DESC fbdesc;
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79 | frameColorBuffer->GetDesc(&fbdesc);
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80 | camera->SetProjParams( D3DX_PI/2, (float)fbdesc.Width / fbdesc.Height, 0.1f, 300.0f );
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81 |
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82 | hr = D3DXCreateCubeTextureFromFile(device, L"media//uffizi_lowrange.dds", &environmentCubeTexture);
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83 |
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84 | hr=device->CreateTexture(RAY_TABLE_WIDTH / 16,RAY_TABLE_HEIGHT / 16,1,D3DUSAGE_RENDERTARGET,D3DFMT_A32B32G32R32F,D3DPOOL_DEFAULT,&conePeakTexture,NULL);
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85 | hr=conePeakTexture->GetSurfaceLevel(0,&conePeakSurface);
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86 |
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87 | hr=device->CreateTexture(RAY_TABLE_WIDTH / 16,RAY_TABLE_HEIGHT / 16,1,0,D3DFMT_A32B32G32R32F,D3DPOOL_SYSTEMMEM,&conePeakTextureMem,NULL);
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88 | hr=conePeakTextureMem->GetSurfaceLevel(0,&conePeakSurfaceMem);
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89 |
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90 | hr=device->CreateTexture(RAY_TABLE_WIDTH / 16,RAY_TABLE_HEIGHT / 16,1,D3DUSAGE_RENDERTARGET,D3DFMT_A32B32G32R32F,D3DPOOL_DEFAULT,&coneDirTexture,NULL);
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91 | hr=coneDirTexture->GetSurfaceLevel(0,&coneDirSurface);
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92 |
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93 | hr=device->CreateTexture(RAY_TABLE_WIDTH / 16,RAY_TABLE_HEIGHT / 16,1,0,D3DFMT_A32B32G32R32F,D3DPOOL_SYSTEMMEM,&coneDirTextureMem,NULL);
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94 | hr=coneDirTextureMem->GetSurfaceLevel(0,&coneDirSurfaceMem);
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95 |
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96 | hr=device->CreateTexture(RAY_TABLE_WIDTH,RAY_TABLE_HEIGHT,1,D3DUSAGE_RENDERTARGET,RAY_ORIGIN_COLOR_FORMAT,D3DPOOL_DEFAULT,&rayOriginTableTexture,NULL);
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97 | hr=rayOriginTableTexture->GetSurfaceLevel(0,&rayOriginTableSurface);
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98 | hr=device->CreateTexture(RAY_TABLE_WIDTH,RAY_TABLE_HEIGHT,1,D3DUSAGE_RENDERTARGET,RAY_DIR_COLOR_FORMAT,D3DPOOL_DEFAULT,&rayDirTableTexture,NULL);
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99 | hr=rayDirTableTexture->GetSurfaceLevel(0,&rayDirTableSurface);
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100 |
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101 | hr=device->CreateTexture(RAY_TABLE_WIDTH,RAY_TABLE_HEIGHT,1,D3DUSAGE_RENDERTARGET,RAY_ORIGIN_COLOR_FORMAT,D3DPOOL_DEFAULT,&rayOriginTableTexture2,NULL);
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102 | hr=rayOriginTableTexture2->GetSurfaceLevel(0,&rayOriginTableSurface2);
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103 | hr=device->CreateTexture(RAY_TABLE_WIDTH,RAY_TABLE_HEIGHT,1,D3DUSAGE_RENDERTARGET,RAY_DIR_COLOR_FORMAT,D3DPOOL_DEFAULT,&rayDirTableTexture2,NULL);
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104 | hr=rayDirTableTexture2->GetSurfaceLevel(0,&rayDirTableSurface2);
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105 |
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106 | device->CreateDepthStencilSurface(RAY_TABLE_WIDTH / 16,RAY_TABLE_HEIGHT / 16,DEPTH_FORMAT,D3DMULTISAMPLE_NONE,0,false,&coneStencil,NULL);
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107 |
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108 | device->CreateDepthStencilSurface(RAY_TABLE_WIDTH,RAY_TABLE_HEIGHT,DEPTH_FORMAT,D3DMULTISAMPLE_NONE,0,false,&depthSurface,NULL);
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109 |
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110 | D3DVERTEXELEMENT9 trianglePrimitiveDeclElements[] =
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111 | {
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112 | {0, 0, D3DDECLTYPE_FLOAT4, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_POSITION , 0},
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113 | {0, 16, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_NORMAL , 0},
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114 | {0, 28, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD , 0},
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115 | {0, 40, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD , 1},
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116 | {0, 52, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD , 2},
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117 | {0, 64, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD , 3},
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118 | {0, 76, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD , 4},
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119 | {0, 88, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD , 5},
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120 | {0, 100, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD , 6},
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121 | {0, 112, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD , 7},
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122 | {0, 124, D3DDECLTYPE_FLOAT3, D3DDECLMETHOD_DEFAULT, D3DDECLUSAGE_TEXCOORD , 8},
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123 | D3DDECL_END()
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124 | };
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125 | hr = device->CreateVertexDeclaration(trianglePrimitiveDeclElements, &trianglePrimitiveDeclaration);
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126 |
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127 | //load empty texture
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128 | D3DXCreateTextureFromFile(device, L"media\\empty.bmp", &emptyTexture);
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129 |
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130 | //set up a scene
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131 | loadMesh( L"media\\pillow.x" );
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132 | loadMesh( L"media\\torus.x" );
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133 |
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134 | Entity e1;
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135 | e1.owner = this;
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136 | e1.mesh = meshes.at(0);
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137 | D3DXMatrixIdentity(&e1.modelWorldTransform);
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138 | D3DXMatrixIdentity(&e1.inverseTransposedModelWorldTransform);
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139 | entities.push_back(e1);
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140 |
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141 | Entity e2;
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142 | e2.owner = this;
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143 | e2.mesh = meshes.at(1);
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144 | D3DXMatrixIdentity(&e2.modelWorldTransform);
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145 | D3DXMatrixTranslation(&e2.modelWorldTransform, 5.0, 0.0, 0.0);
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146 |
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147 | D3DXMatrixInverse( &e2.inverseTransposedModelWorldTransform, NULL,
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148 | &e2.modelWorldTransform);
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149 | D3DXMatrixTranspose( &e2.inverseTransposedModelWorldTransform, &e2.inverseTransposedModelWorldTransform);
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150 | entities.push_back(e2);
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151 |
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152 | }
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153 |
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154 | HREEffect::~HREEffect(void)
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155 | {
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156 | rayOriginTableSurface->Release();
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157 | rayOriginTableTexture->Release();
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158 | rayDirTableSurface->Release();
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159 | rayDirTableTexture->Release();
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160 | depthSurface->Release();
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161 | rayOriginTableSurface2->Release();
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162 | rayOriginTableTexture2->Release();
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163 | rayDirTableSurface2->Release();
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164 | rayDirTableTexture2->Release();
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165 | environmentCubeTexture->Release();
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166 | conePeakSurface->Release();
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167 | conePeakTexture->Release();
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168 | coneDirSurface->Release();
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169 | coneDirTexture->Release();
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170 |
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171 | emptyTexture->Release();
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172 | releaseTextures();
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173 | releaseMeshes();
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174 | releaseEntities();
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175 |
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176 | frameColorBuffer->Release();
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177 | frameDepthStencilBuffer->Release();
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178 |
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179 | effect->Release();
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180 | delete camera;
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181 | delete lightCamera;
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182 | }
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183 |
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184 |
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185 | void HREEffect::loadMesh(LPCWSTR fileName)
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186 | {
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187 | Mesh* renderMesh = new Mesh();
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188 |
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189 | if(S_OK !=
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190 | D3DXLoadMeshFromX( fileName,
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191 | D3DXMESH_MANAGED,
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192 | device,
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193 | NULL,
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194 | &renderMesh->materialBuffer,
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195 | NULL,
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196 | (DWORD*)&renderMesh->nSubsets,
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197 | &renderMesh->mesh))
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198 | {
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199 | MessageBox(NULL, fileName, L"Could not load mesh file!", MB_OK);
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200 | return;
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201 | }
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202 | //convert mesh into a vertex format using a position, a normal and a texture register
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203 | //this is the only data our vertex shaders will require
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204 | renderMesh->setVertexFormat(D3DFVF_XYZ |
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205 | D3DFVF_NORMAL, device);
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206 |
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207 | //extract the D3DXMATERIAL* pointer from the generic D3DXBUFFER
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208 | renderMesh->materials = (D3DXMATERIAL*)renderMesh->materialBuffer->GetBufferPointer();
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209 |
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210 | //for every material, load the specified texture
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211 | renderMesh->textures = new LPDIRECT3DTEXTURE9[renderMesh->nSubsets];
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212 | for(unsigned int i=0; i<renderMesh->nSubsets; i++)
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213 | {
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214 | wchar_t* wideTextureFileName = NULL;
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215 | if(renderMesh->materials[i].pTextureFilename)
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216 | {
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217 | wideTextureFileName = new wchar_t[MultiByteToWideChar(CP_ACP, 0, renderMesh->materials[i].pTextureFilename, -1, NULL, 0)];
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218 | MultiByteToWideChar(CP_ACP, 0, renderMesh->materials[i].pTextureFilename, -1, wideTextureFileName, 511);
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219 | }
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220 | renderMesh->textures[i] = loadTexture( wideTextureFileName );
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221 | if(wideTextureFileName)
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222 | delete wideTextureFileName;
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223 | }
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224 |
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225 | {
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226 | ProcessedTriangle *tris;
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227 | device->CreateVertexBuffer(renderMesh->mesh->GetNumFaces() * sizeof(ProcessedTriangle),
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228 | D3DUSAGE_DYNAMIC, 0, D3DPOOL_DEFAULT,
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229 | &renderMesh->primitiveVertexBuffer, NULL);
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230 | renderMesh->primitiveVertexBuffer->Lock(0, 0, (void**)&tris, 0);
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231 |
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232 | LPDIRECT3DVERTEXBUFFER9 vertexBuffer;
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233 | renderMesh->mesh->GetVertexBuffer(&vertexBuffer);
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234 | unsigned int nVertices = renderMesh->mesh->GetNumVertices();
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235 | unsigned int nFaces = renderMesh->mesh->GetNumFaces();
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236 | struct D3DVERTEX{
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237 | D3DXVECTOR3 pos;
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238 | D3DXVECTOR3 normal;
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239 | };
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240 | D3DVERTEX* vertices;
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241 | vertexBuffer->Lock(0, 0, (void**)&vertices, 0);
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242 | LPDIRECT3DINDEXBUFFER9 indexBuffer;
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243 | renderMesh->mesh->GetIndexBuffer(&indexBuffer);
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244 | unsigned short* indices;
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245 | indexBuffer->Lock(0, 0, (void**)&indices, 0);
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246 |
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247 | for(int i=0; i < nFaces; i++)
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248 | {
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249 | Vector A[3];
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250 | A[0] = Vector(vertices[indices[i*3]].pos);
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251 | A[1] = Vector(vertices[indices[i*3+1]].pos);
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252 | A[2] = Vector(vertices[indices[i*3+2]].pos);
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253 | float t4 = A[0][0]*A[1][1];
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254 | float t6 = A[0][0]*A[1][2];
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255 | float t8 = A[0][1]*A[1][0];
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256 | float t10 = A[0][2]*A[1][0];
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257 | float t12 = A[0][1]*A[2][0];
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258 | float t14 = A[0][2]*A[2][0];
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259 | float t17 = 1/(t4*A[2][2]-t6*A[2][1]-t8*A[2][2]+t10*A[2][1]+t12*A[1][2]-t14*A[1][1]);
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260 |
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261 | // if(_isnan (t17) )
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262 | // AfxMessageBox("mtx inversion gbz");
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263 | Vector* m = tris[i].inverseVertexMatrix;
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264 |
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265 | m[0][0] = (A[1][1]*A[2][2]-A[1][2]*A[2][1])*t17;
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266 | m[1][0] = -(A[0][1]*A[2][2]-A[0][2]*A[2][1])*t17;
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267 | m[2][0] = -(-A[0][1]*A[1][2]+A[0][2]*A[1][1])*t17;
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268 | m[0][1] = -(A[1][0]*A[2][2]-A[1][2]*A[2][0])*t17;
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269 | m[1][1] = (A[0][0]*A[2][2]-t14)*t17;
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270 | m[2][1] = -(t6-t10)*t17;
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271 | m[0][2] = -(-A[1][0]*A[2][1]+A[1][1]*A[2][0])*t17;
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272 | m[1][2] = -(A[0][0]*A[2][1]-t12)*t17;
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273 | m[2][2] = (t4-t8)*t17;
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274 |
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275 | Vector c = A[0] - A[1];
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276 | Vector b = A[0] - A[2];
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277 | Vector a = A[1] - A[2];
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278 | Vector trinormal = a && b;
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279 | trinormal.normalize();
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280 | float s = trinormal * A[0];
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281 | Vector triPlanePos = trinormal * s;
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282 | tris[i].planePos = triPlanePos;
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283 | tris[i].normals[0] = Vector(vertices[indices[i*3]].normal);
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284 | tris[i].normals[1] = Vector(vertices[indices[i*3+1]].normal);
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285 | tris[i].normals[2] = Vector(vertices[indices[i*3+2]].normal);
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286 | float a2 = a.norm2();
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287 | float b2 = b.norm2();
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288 | float c2 = c.norm2();
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289 |
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290 | float wa = a2 * (b2 + c2 - a2);
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291 | float wb = b2 * (a2 + c2 - b2);
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292 | float wc = c2 * (a2 + b2 - c2);
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293 | float wsum = wa+wb+wc;
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294 | Vector spcen = A[0] * (wa / wsum);
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295 | spcen += A[1] * (wb / wsum);
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296 | spcen += A[2] * (wc / wsum);
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297 |
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298 | Vector cTriNormal = Vector(
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299 | tris[i].inverseVertexMatrix[0].x + tris[i].inverseVertexMatrix[1].x + tris[i].inverseVertexMatrix[2].x,
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300 | tris[i].inverseVertexMatrix[0].y + tris[i].inverseVertexMatrix[1].y + tris[i].inverseVertexMatrix[2].y,
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301 | tris[i].inverseVertexMatrix[0].z + tris[i].inverseVertexMatrix[1].z + tris[i].inverseVertexMatrix[2].z
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302 | );
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303 | cTriNormal *= 1.0 / cTriNormal.norm2();
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304 |
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305 | tris[i].sphereCentre = spcen;
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306 | tris[i].radius = (spcen - A[0]).norm();
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307 |
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308 | }
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309 | renderMesh->primitiveVertexBuffer->Unlock();
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310 |
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311 | vertexBuffer->Unlock();
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312 | indexBuffer->Unlock();
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313 | vertexBuffer->Release();
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314 | indexBuffer->Release();
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315 | }
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316 |
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317 | //store completed mesh
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318 | meshes.push_back(renderMesh);
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319 | }
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320 |
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321 | LPDIRECT3DTEXTURE9 HREEffect::loadTexture(LPCWSTR fileName)
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322 | {
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323 | if(fileName == NULL || wcscmp(fileName, L"") == 0)
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324 | return NULL;
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325 | wchar_t* mediaFileName = new wchar_t[wcslen(fileName) + 64];
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326 | //we assume the x file was in folder .\media
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327 | wcscpy(mediaFileName, L"media\\");
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328 | wcscat(mediaFileName, fileName);
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329 | LPDIRECT3DTEXTURE9 tex;
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330 |
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331 | D3DXIMAGE_INFO bobo;
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332 | if(S_OK !=
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333 | D3DXCreateTextureFromFileEx(device, mediaFileName, D3DX_DEFAULT, D3DX_DEFAULT, 1, 0,
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334 | D3DFMT_FROM_FILE, D3DPOOL_MANAGED, D3DX_DEFAULT, D3DX_DEFAULT, 0, &bobo, NULL, &tex
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335 | ))
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336 | {
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337 | MessageBox(NULL, mediaFileName, L"Could not load texture file!", MB_OK);
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338 | return NULL;
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339 | }
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340 |
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341 | materialTextures.push_back(tex);
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342 | return tex;
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343 | }
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344 |
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345 | void HREEffect::releaseTextures()
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346 | {
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347 | std::vector<LPDIRECT3DTEXTURE9>::iterator i = materialTextures.begin();
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348 | while(i != materialTextures.end())
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349 | {
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350 | (*i)->Release();
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351 | i++;
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352 | }
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353 | }
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354 |
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355 | void HREEffect::releaseMeshes()
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356 | {
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357 | std::vector<HREEffect::Mesh*>::iterator i = meshes.begin();
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358 | while(i != meshes.end())
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359 | {
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360 | (*i)->mesh->Release();
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361 | (*i)->materialBuffer->Release();
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362 | (*i)->primitiveVertexBuffer->Release();
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363 | delete *i;
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364 | i++;
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365 | }
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366 | }
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367 |
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368 | void HREEffect::releaseEntities()
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369 | {
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370 | std::vector<HREEffect::Entity>::iterator entityIterator = entities.begin();
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371 | while(entityIterator != entities.end())
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372 | {
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373 | entityIterator++;
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374 | }
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375 | }
|
---|
376 |
|
---|
377 | LRESULT HREEffect::handleMessage( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
|
---|
378 | {
|
---|
379 | if(parameters->Get(bMoveLight))
|
---|
380 | return lightCamera->HandleMessages(hWnd, uMsg, wParam, lParam);
|
---|
381 | else
|
---|
382 | return camera->HandleMessages(hWnd, uMsg, wParam, lParam);
|
---|
383 | }
|
---|
384 |
|
---|
385 | void HREEffect::addUiParameters(Parameters* parameters)
|
---|
386 | {
|
---|
387 | HREEffect::parameters = parameters;
|
---|
388 | parameters->Add( bLookFromLight, "Look from light", 1);
|
---|
389 | parameters->Add( bMoveLight, "Move light", 1);
|
---|
390 | parameters->Add( bDots, "Entry points", 1);
|
---|
391 | parameters->Add( bTurbo, "Turbo", 1);
|
---|
392 | parameters->Add( fRayPathLength, "Iterations", 10, 'V', 'B', convert10);
|
---|
393 | }
|
---|
394 |
|
---|
395 | Parameters* HREEffect::parameters = NULL;
|
---|
396 |
|
---|
397 | HRESULT HREEffect::Mesh::setVertexFormat(DWORD fvf, LPDIRECT3DDEVICE9 device)
|
---|
398 | {
|
---|
399 | LPD3DXMESH tempMesh;
|
---|
400 |
|
---|
401 | //clone the mesh to the appropriate format
|
---|
402 | HRESULT hr = mesh->CloneMeshFVF( mesh->GetOptions(),
|
---|
403 | fvf ,
|
---|
404 | device, &tempMesh );
|
---|
405 | if(hr == S_OK)
|
---|
406 | {
|
---|
407 | DWORD* padj = new DWORD[mesh->GetNumFaces() * 3];
|
---|
408 | mesh->GenerateAdjacency(0.00001f, padj);
|
---|
409 | delete padj;
|
---|
410 | //forget he old mesh
|
---|
411 | mesh->Release();
|
---|
412 | //use the cloned mesh
|
---|
413 | mesh = tempMesh;
|
---|
414 | }
|
---|
415 | return hr;
|
---|
416 | }
|
---|
417 |
|
---|
418 | void HREEffect::move(float fElapsedTime)
|
---|
419 | {
|
---|
420 | //apply some rotation to one of the entities
|
---|
421 | D3DXMATRIX rot;
|
---|
422 | D3DXMatrixRotationY(&rot, fElapsedTime * 1.0);
|
---|
423 | D3DXMatrixMultiply( &entities.at(0).modelWorldTransform,
|
---|
424 | &rot,
|
---|
425 | &entities.at(0).modelWorldTransform);
|
---|
426 | D3DXMatrixInverse( &entities.at(0).inverseTransposedModelWorldTransform, NULL,
|
---|
427 | &entities.at(0).modelWorldTransform);
|
---|
428 | D3DXMatrixTranspose( &entities.at(0).inverseTransposedModelWorldTransform, &entities.at(0).inverseTransposedModelWorldTransform);
|
---|
429 |
|
---|
430 | if(parameters->Get(bTurbo))
|
---|
431 | {
|
---|
432 | camera->FrameMove(fElapsedTime * 10.0f);
|
---|
433 | lightCamera->FrameMove(fElapsedTime * 10.0f);
|
---|
434 | }
|
---|
435 | else
|
---|
436 | {
|
---|
437 | camera->FrameMove(fElapsedTime);
|
---|
438 | lightCamera->FrameMove(fElapsedTime);
|
---|
439 | }
|
---|
440 | }
|
---|
441 |
|
---|
442 | void HREEffect::render()
|
---|
443 | {
|
---|
444 | HRESULT hr; UINT nPasses=1;
|
---|
445 | D3DXIMAGE_FILEFORMAT fileFormat=D3DXIFF_HDR;
|
---|
446 |
|
---|
447 | device->Clear( 0, NULL, D3DCLEAR_TARGET|D3DCLEAR_ZBUFFER,
|
---|
448 | D3DCOLOR_XRGB(0,0,0), 1.0f, 0 );
|
---|
449 |
|
---|
450 | D3DXMATRIX worldToScreen = *camera->GetViewMatrix() * *camera->GetProjMatrix();
|
---|
451 | Vector eyePos = *camera->GetEyePt();
|
---|
452 |
|
---|
453 | hr=device->SetRenderTarget(0,rayOriginTableSurface);
|
---|
454 | hr=device->SetRenderTarget(1,rayDirTableSurface);
|
---|
455 |
|
---|
456 | hr=device->SetDepthStencilSurface(depthSurface);
|
---|
457 |
|
---|
458 | device->SetRenderState(D3DRS_ZENABLE, D3DZB_TRUE);
|
---|
459 | device->SetRenderState(D3DRS_ZWRITEENABLE, TRUE);
|
---|
460 | device->SetRenderState(D3DRS_ZFUNC, D3DCMP_LESSEQUAL);
|
---|
461 | device->SetRenderState(D3DRS_CULLMODE, D3DCULL_CCW);
|
---|
462 | device->SetRenderState(D3DRS_STENCILENABLE, TRUE);
|
---|
463 | device->SetRenderState(D3DRS_STENCILFUNC, D3DCMP_ALWAYS);
|
---|
464 | device->SetRenderState(D3DRS_STENCILPASS, D3DSTENCILOP_REPLACE);
|
---|
465 | device->SetRenderState(D3DRS_STENCILREF, 0x1);
|
---|
466 | hr=device->SetRenderState(D3DRS_STENCILMASK, 0x1);
|
---|
467 | hr=device->SetRenderState(D3DRS_STENCILWRITEMASK, 0x01);
|
---|
468 |
|
---|
469 | device->Clear( 0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL,
|
---|
470 | D3DCOLOR_ARGB(1,0,0,0), 1.0f, 0 );
|
---|
471 |
|
---|
472 | // Render initial rays
|
---|
473 | if( SUCCEEDED( device->BeginScene() ) ){
|
---|
474 | if( effect != NULL ){
|
---|
475 | D3DXHANDLE hTechnique = effect->GetTechniqueByName((LPSTR)"RenderPrimaryRayArray");
|
---|
476 | if(hTechnique==NULL){
|
---|
477 | return;
|
---|
478 | }
|
---|
479 | effect->SetTechnique( hTechnique );
|
---|
480 |
|
---|
481 | effect->Begin( &nPasses, 0 );
|
---|
482 | for(UINT j=0;j<nPasses;j++){
|
---|
483 | effect->BeginPass(j);
|
---|
484 | hr = effect->SetFloatArray("EyePos", (float*)&eyePos, 3);
|
---|
485 | hr = effect->SetFloat("RefractionIndex", 0.9);
|
---|
486 |
|
---|
487 | //loop through all entities, all mesh subsets, set proper transformations
|
---|
488 | std::vector<HREEffect::Entity>::iterator entityIterator = entities.begin();
|
---|
489 | while(entityIterator != entities.end())
|
---|
490 | {
|
---|
491 | hr=effect->SetMatrix("WorldViewProj", &(entityIterator->modelWorldTransform * *camera->GetViewMatrix() * *camera->GetProjMatrix() ));
|
---|
492 | hr=effect->SetMatrix("World", &entityIterator->modelWorldTransform);
|
---|
493 | hr=effect->SetMatrix("WorldIT", &entityIterator->inverseTransposedModelWorldTransform);
|
---|
494 | hr=effect->SetFloat("colOrder", 10.0f);
|
---|
495 | effect->CommitChanges();
|
---|
496 | unsigned int nSubsets = entityIterator->mesh->nSubsets;
|
---|
497 | for(int i = 0; i< nSubsets; i++)
|
---|
498 | {
|
---|
499 | entityIterator->mesh->mesh->DrawSubset(i);
|
---|
500 | }
|
---|
501 | entityIterator++;
|
---|
502 | }
|
---|
503 | effect->EndPass();
|
---|
504 | }
|
---|
505 | effect->End();
|
---|
506 | }
|
---|
507 | device->EndScene();
|
---|
508 | }
|
---|
509 |
|
---|
510 | //ray cast
|
---|
511 | device->SetRenderState(D3DRS_STENCILPASS, D3DSTENCILOP_REPLACE);
|
---|
512 | device->SetRenderState(D3DRS_STENCILFUNC, D3DCMP_EQUAL);
|
---|
513 | device->SetRenderState(D3DRS_STENCILREF, 0xff);
|
---|
514 |
|
---|
515 | device->SetRenderState(D3DRS_ZENABLE, D3DZB_TRUE);
|
---|
516 | device->SetRenderState(D3DRS_ZWRITEENABLE, TRUE);
|
---|
517 | device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
|
---|
518 | float pointSize = 16.0f;
|
---|
519 | hr = device->SetRenderState(D3DRS_POINTSIZE_MAX, *((DWORD*)&pointSize));
|
---|
520 | hr = device->SetRenderState(D3DRS_POINTSIZE, *((DWORD*)&pointSize));
|
---|
521 |
|
---|
522 | unsigned int nIter = parameters->Get(fRayPathLength);
|
---|
523 |
|
---|
524 | for(int rd =0; rd < nIter; rd++)
|
---|
525 | {
|
---|
526 | device->SetRenderState(D3DRS_ZENABLE, D3DZB_FALSE);
|
---|
527 | device->SetRenderState(D3DRS_ZWRITEENABLE, FALSE);
|
---|
528 | hr=device->SetRenderState(D3DRS_STENCILENABLE, FALSE);
|
---|
529 | hr=device->SetRenderTarget(1, coneDirSurface);
|
---|
530 | hr=device->SetRenderTarget(0, conePeakSurface);
|
---|
531 | hr=device->SetDepthStencilSurface(NULL);
|
---|
532 |
|
---|
533 | if( SUCCEEDED( device->BeginScene() ) ){
|
---|
534 | if( effect != NULL ){
|
---|
535 | D3DXHANDLE hTechnique = effect->GetTechniqueByName((LPSTR)"ComputeCones");
|
---|
536 | if(hTechnique==NULL){
|
---|
537 | return ;
|
---|
538 | }
|
---|
539 | effect->SetTechnique( hTechnique );
|
---|
540 |
|
---|
541 | effect->Begin( &nPasses, 0 );
|
---|
542 | for(UINT j=0;j<nPasses;j++){
|
---|
543 | effect->BeginPass(j);
|
---|
544 | hr=effect->SetTexture("rayOriginTable", rayOriginTableTexture);
|
---|
545 | hr=effect->SetTexture("rayDirTable", rayDirTableTexture);
|
---|
546 | effect->CommitChanges();
|
---|
547 | drawFullScreenQuad(device);
|
---|
548 | effect->EndPass();
|
---|
549 | }
|
---|
550 | effect->End();
|
---|
551 | }
|
---|
552 | device->EndScene();
|
---|
553 | }
|
---|
554 |
|
---|
555 | /* device->SetRenderTarget(1, NULL);
|
---|
556 | device->SetRenderTarget(0, rayOriginTableSurface2);
|
---|
557 | device->Clear( 0, NULL, D3DCLEAR_TARGET, D3DCOLOR_ARGB(1,0,0,0), 1.0f, 0 );
|
---|
558 |
|
---|
559 | if( SUCCEEDED( device->BeginScene() ) ){
|
---|
560 | if(effect != NULL ){
|
---|
561 | D3DXHANDLE hTechnique = effect->GetTechniqueByName((LPSTR)"ConeChecker");
|
---|
562 | if(hTechnique==NULL){
|
---|
563 | return;
|
---|
564 | }
|
---|
565 | effect->SetTechnique( hTechnique );
|
---|
566 |
|
---|
567 | effect->Begin( &nPasses, 0 );
|
---|
568 | for(UINT j=0; j<nPasses; j++){
|
---|
569 | effect->BeginPass(j);
|
---|
570 | effect->SetTexture("rayOriginTable", rayOriginTableTexture);
|
---|
571 | effect->SetTexture("rayDirTable", rayDirTableTexture);
|
---|
572 | effect->SetTexture("conePeakTable", conePeakTexture);
|
---|
573 | effect->SetTexture("coneDirTable", coneDirTexture);
|
---|
574 | effect->CommitChanges();
|
---|
575 | drawFullScreenQuad(device);
|
---|
576 | effect->EndPass();
|
---|
577 | }
|
---|
578 | effect->End();
|
---|
579 | }
|
---|
580 | device->EndScene();
|
---|
581 | }
|
---|
582 | /*/
|
---|
583 | hr=device->SetRenderState(D3DRS_STENCILENABLE, TRUE);
|
---|
584 | device->SetRenderState(D3DRS_ZENABLE, D3DZB_TRUE);
|
---|
585 | device->SetRenderState(D3DRS_ZWRITEENABLE, TRUE);
|
---|
586 | device->SetRenderState(D3DRS_ZFUNC, D3DCMP_LESSEQUAL);
|
---|
587 | device->SetRenderState(D3DRS_STENCILPASS, D3DSTENCILOP_REPLACE);
|
---|
588 | device->SetRenderState(D3DRS_STENCILFAIL, D3DSTENCILOP_KEEP);
|
---|
589 | hr=device->SetRenderState(D3DRS_STENCILMASK, 0x1 << rd);
|
---|
590 | hr=device->SetRenderState(D3DRS_STENCILWRITEMASK, 0x2 << rd);
|
---|
591 |
|
---|
592 | hr=device->SetRenderTarget(1,rayDirTableSurface2);
|
---|
593 | hr=device->SetRenderTarget(0,rayOriginTableSurface2);
|
---|
594 | hr=device->SetDepthStencilSurface(depthSurface);
|
---|
595 |
|
---|
596 | device->Clear( 0, NULL, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER,
|
---|
597 | D3DCOLOR_ARGB(1,0,0,0), 1.0f, 0 );
|
---|
598 |
|
---|
599 | D3DLOCKED_RECT peakData;
|
---|
600 | hr = device->GetRenderTargetData(conePeakSurface, conePeakSurfaceMem);
|
---|
601 | hr = conePeakSurfaceMem->LockRect(&peakData, NULL, D3DLOCK_READONLY);
|
---|
602 | float* conePeaks = (float*)peakData.pBits;
|
---|
603 |
|
---|
604 | D3DLOCKED_RECT coneData;
|
---|
605 | hr = device->GetRenderTargetData(coneDirSurface, coneDirSurfaceMem);
|
---|
606 | hr = coneDirSurfaceMem->LockRect(&coneData, NULL, D3DLOCK_READONLY);
|
---|
607 | float* coneDirs = (float*)coneData.pBits;
|
---|
608 |
|
---|
609 | if( SUCCEEDED( device->BeginScene() ) ){
|
---|
610 | if( effect != NULL ){
|
---|
611 | D3DXHANDLE hTechnique = effect->GetTechniqueByName((LPSTR)"RayCast");
|
---|
612 | if(hTechnique==NULL){
|
---|
613 | return;
|
---|
614 | }
|
---|
615 | effect->SetTechnique( hTechnique );
|
---|
616 |
|
---|
617 | effect->Begin( &nPasses, 0 );
|
---|
618 | for(UINT j=0;j<nPasses;j++){
|
---|
619 | effect->BeginPass(j);
|
---|
620 | hr = effect->SetFloat("RefractionIndex", 0.9);
|
---|
621 | hr=effect->SetTexture("conePeakTable",conePeakTexture);
|
---|
622 | hr=effect->SetTexture("coneDirTable",coneDirTexture);
|
---|
623 | hr=effect->SetTexture("rayOriginTable",rayOriginTableTexture);
|
---|
624 | hr=effect->SetTexture("rayDirTable",rayDirTableTexture);
|
---|
625 | hr = device->SetVertexDeclaration(trianglePrimitiveDeclaration);
|
---|
626 |
|
---|
627 | //loop through all entities, all mesh subsets, set proper transformations
|
---|
628 | std::vector<HREEffect::Entity>::iterator entityIterator = entities.begin();
|
---|
629 | while(entityIterator != entities.end())
|
---|
630 | {
|
---|
631 | hr = device->SetStreamSource(0, entityIterator->mesh->primitiveVertexBuffer, 0, sizeof(ProcessedTriangle));
|
---|
632 | hr=effect->SetMatrix("World", &entityIterator->modelWorldTransform);
|
---|
633 | hr=effect->SetMatrix("WorldIT", &entityIterator->inverseTransposedModelWorldTransform);
|
---|
634 | hr=effect->SetFloat("colOrder", 10.0f);
|
---|
635 |
|
---|
636 | for(int cx=0; cx<32; cx++)
|
---|
637 | for(int cy=0; cy<32; cy++)
|
---|
638 | {
|
---|
639 | Vector tilePos(-1.0 + 0.0625 * 0.5 + 0.0625*cx, -1.0 + 0.0625 * 0.5 + 0.0625*cy, 0.0);
|
---|
640 | hr = effect->SetFloatArray("TilePos", (float*)&tilePos, 3);
|
---|
641 | // D3DVECTOR worldConePeak = *(D3DVECTOR*)(conePeaks + cx * 4 + (31 - cy) * 32 * 4);
|
---|
642 | // D3DVECTOR modelConePeak = worldConePeak * entityIterator->inverseTransposedModelWorldTransform;
|
---|
643 | hr = effect->SetFloatArray("ConePeak",conePeaks + cx * 4 + (31 - cy) * 32 * 4 , 4);
|
---|
644 | hr = effect->SetFloatArray("ConeDirAndCosAngle", coneDirs + cx * 4 + (31 - cy) * 32 * 4, 4);
|
---|
645 | effect->CommitChanges();
|
---|
646 | device->DrawPrimitive(D3DPT_POINTLIST, 0, entityIterator->mesh->mesh->GetNumFaces());
|
---|
647 | }
|
---|
648 | entityIterator++;
|
---|
649 | }
|
---|
650 |
|
---|
651 | effect->EndPass();
|
---|
652 | }
|
---|
653 | effect->End();
|
---|
654 | }
|
---|
655 | device->EndScene();
|
---|
656 | }
|
---|
657 |
|
---|
658 | conePeakSurfaceMem->UnlockRect();
|
---|
659 | coneDirSurfaceMem->UnlockRect();
|
---|
660 |
|
---|
661 | hr=device->SetRenderState(D3DRS_STENCILMASK, 0x2 << rd);
|
---|
662 | hr=device->SetRenderState(D3DRS_STENCILWRITEMASK, 0x0);
|
---|
663 | hr=device->SetRenderTarget(1,rayDirTableSurface);
|
---|
664 | hr=device->SetRenderTarget(0,rayOriginTableSurface);
|
---|
665 |
|
---|
666 | if( SUCCEEDED( device->BeginScene() ) ){
|
---|
667 | if( effect != NULL ){
|
---|
668 | D3DXHANDLE hTechnique = effect->GetTechniqueByName((LPSTR)"CopyBack");
|
---|
669 | if(hTechnique==NULL){
|
---|
670 | return;
|
---|
671 | }
|
---|
672 | effect->SetTechnique( hTechnique );
|
---|
673 |
|
---|
674 | effect->Begin( &nPasses, 0 );
|
---|
675 | for(UINT j=0;j<nPasses;j++){
|
---|
676 | effect->BeginPass(j);
|
---|
677 | hr=effect->SetTexture("rayOriginTable",rayOriginTableTexture2);
|
---|
678 | hr=effect->SetTexture("rayDirTable",rayDirTableTexture2);
|
---|
679 | effect->CommitChanges();
|
---|
680 | drawFullScreenQuad(device);
|
---|
681 | effect->EndPass();
|
---|
682 | }
|
---|
683 | effect->End();
|
---|
684 | }
|
---|
685 | device->EndScene();
|
---|
686 | }//*/
|
---|
687 | }
|
---|
688 |
|
---|
689 | //eval directions, read from envmap
|
---|
690 | hr=device->SetRenderTarget(0,rayOriginTableSurface2);
|
---|
691 | hr=device->SetRenderTarget(1,NULL);
|
---|
692 |
|
---|
693 | device->SetRenderState(D3DRS_ZENABLE, D3DZB_FALSE);
|
---|
694 | device->SetRenderState(D3DRS_ZWRITEENABLE, FALSE);
|
---|
695 | device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
|
---|
696 | device->SetRenderState(D3DRS_STENCILENABLE, FALSE);
|
---|
697 | device->SetRenderState(D3DRS_STENCILFUNC, D3DCMP_ALWAYS);
|
---|
698 |
|
---|
699 | device->Clear( 0, NULL, D3DCLEAR_ZBUFFER,
|
---|
700 | D3DCOLOR_XRGB(0,0,0), 1.0f, 0 );
|
---|
701 |
|
---|
702 | D3DXMATRIX screenToWorld;
|
---|
703 | D3DXMATRIX screenToWorldIT = *camera->GetViewMatrix() * *camera->GetProjMatrix();
|
---|
704 | D3DXMatrixInverse(&screenToWorld, NULL, &screenToWorldIT);
|
---|
705 | if( SUCCEEDED( device->BeginScene() ) ){
|
---|
706 | if( effect != NULL ){
|
---|
707 | D3DXHANDLE hTechnique = effect->GetTechniqueByName((LPSTR)"Background");
|
---|
708 | if(hTechnique==NULL){
|
---|
709 | return;
|
---|
710 | }
|
---|
711 | effect->SetTechnique( hTechnique );
|
---|
712 |
|
---|
713 | effect->Begin( &nPasses, 0 );
|
---|
714 | for(UINT j=0;j<nPasses;j++){
|
---|
715 | effect->BeginPass(j);
|
---|
716 | hr = effect->SetFloatArray("EyePos", (float*)&eyePos, 3);
|
---|
717 | hr=effect->SetMatrix("ViewProjI", &screenToWorld);
|
---|
718 | hr=effect->SetTexture("rayDirTable",rayDirTableTexture);
|
---|
719 | hr=effect->SetTexture("environmentTexture",environmentCubeTexture);
|
---|
720 | effect->CommitChanges();
|
---|
721 | drawFullScreenQuad(device);
|
---|
722 | effect->EndPass();
|
---|
723 | }
|
---|
724 | effect->End();
|
---|
725 | }
|
---|
726 | device->EndScene();
|
---|
727 | }
|
---|
728 |
|
---|
729 | //render image
|
---|
730 | hr=device->SetDepthStencilSurface(frameDepthStencilBuffer);
|
---|
731 |
|
---|
732 | hr=device->SetRenderTarget(1,NULL);
|
---|
733 | hr=device->SetRenderTarget(0, frameColorBuffer);
|
---|
734 | device->SetRenderState(D3DRS_STENCILENABLE, FALSE);
|
---|
735 | device->SetRenderState(D3DRS_STENCILFUNC, D3DCMP_ALWAYS);
|
---|
736 |
|
---|
737 | device->SetRenderState(D3DRS_CULLMODE, D3DCULL_NONE);
|
---|
738 |
|
---|
739 | device->Clear( 0, NULL, D3DCLEAR_TARGET|D3DCLEAR_ZBUFFER,
|
---|
740 | D3DCOLOR_XRGB(0,0,0), 1.0f, 0 );
|
---|
741 |
|
---|
742 | if( SUCCEEDED( device->BeginScene() ) ){
|
---|
743 | if( effect != NULL ){
|
---|
744 | D3DXHANDLE hTechnique = effect->GetTechniqueByName((LPSTR)"ShowTex");
|
---|
745 | if(hTechnique==NULL){
|
---|
746 | return;
|
---|
747 | }
|
---|
748 | effect->SetTechnique( hTechnique );
|
---|
749 |
|
---|
750 | effect->Begin( &nPasses, 0 );
|
---|
751 | for(UINT j=0;j<nPasses;j++){
|
---|
752 | effect->BeginPass(j);
|
---|
753 | hr=effect->SetTexture("coneDirTableSampler",coneDirTexture);
|
---|
754 | hr=effect->SetTexture("conePeakTableSampler",coneDirTexture);
|
---|
755 | hr=effect->SetTexture("rayOriginTable",rayOriginTableTexture2);
|
---|
756 | hr=effect->SetTexture("rayDirTable",rayDirTableTexture);
|
---|
757 | // hr=effect->SetTexture("rayOriginTable",rayOriginTableTexture);
|
---|
758 | // hr=effect->SetTexture("rayDirTable",rayDirTableTexture);
|
---|
759 | // hr=effect->SetTexture("rayDirTable",coneDirTexture);
|
---|
760 | // hr=effect->SetTexture("rayOriginTable",conePeakTexture);
|
---|
761 | effect->CommitChanges();
|
---|
762 | drawFullScreenQuad(device);
|
---|
763 | effect->EndPass();
|
---|
764 | }
|
---|
765 | effect->End();
|
---|
766 | }
|
---|
767 | device->EndScene();
|
---|
768 | }
|
---|
769 | }
|
---|
770 |
|
---|
771 | void HREEffect::drawFullScreenQuad(LPDIRECT3DDEVICE9 device, float depth, float fLeftU, float fTopV, float fRightU, float fBottomV)
|
---|
772 | {
|
---|
773 | D3DSURFACE_DESC dtdsdRT;
|
---|
774 | PDIRECT3DSURFACE9 pSurfRT;
|
---|
775 |
|
---|
776 | // Acquire render target width and height
|
---|
777 | device->GetRenderTarget(0, &pSurfRT);
|
---|
778 | pSurfRT->GetDesc(&dtdsdRT);
|
---|
779 | pSurfRT->Release();
|
---|
780 |
|
---|
781 | // Ensure that we're directly mapping texels to pixels by offset by 0.5
|
---|
782 | // For more info see the doc page titled "Directly Mapping Texels to Pixels"
|
---|
783 | FLOAT fWidth5 = (FLOAT)dtdsdRT.Width - 0.5f;
|
---|
784 | FLOAT fHeight5 = (FLOAT)dtdsdRT.Height - 0.5f;
|
---|
785 |
|
---|
786 | struct D3DVERTEX{
|
---|
787 | D3DXVECTOR3 pos;
|
---|
788 | D3DXVECTOR2 tex0;
|
---|
789 | };
|
---|
790 |
|
---|
791 | // Draw the quad
|
---|
792 | D3DVERTEX svQuad[4];
|
---|
793 |
|
---|
794 | svQuad[0].pos=D3DXVECTOR3(-1, 1, depth);
|
---|
795 | svQuad[0].tex0 = D3DXVECTOR2(fLeftU, fTopV);
|
---|
796 |
|
---|
797 | svQuad[1].pos = D3DXVECTOR3(1, 1, depth);
|
---|
798 | svQuad[1].tex0 = D3DXVECTOR2(fRightU, fTopV);
|
---|
799 |
|
---|
800 | svQuad[2].pos = D3DXVECTOR3(-1, -1, depth);
|
---|
801 | svQuad[2].tex0 = D3DXVECTOR2(fLeftU, fBottomV);
|
---|
802 |
|
---|
803 | svQuad[3].pos = D3DXVECTOR3(1, -1, depth);
|
---|
804 | svQuad[3].tex0 = D3DXVECTOR2(fRightU, fBottomV);
|
---|
805 |
|
---|
806 | device->SetRenderState(D3DRS_CULLMODE,D3DCULL_NONE);
|
---|
807 | device->SetFVF(D3DFVF_XYZ | D3DFVF_TEX1 | D3DFVF_TEXCOORDSIZE2(0));
|
---|
808 | device->DrawPrimitiveUP(D3DPT_TRIANGLESTRIP, 2, svQuad, sizeof(D3DVERTEX));
|
---|
809 | } |
---|