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3 . ) ( )) ( 0,C C >?,. 5"+ 2??76C ) + ) ( ( )) )- ) ),))( ) ))( ( )) ) " )) 5+ )( ))+ C1), C, ), ) 6))( 1), ( )5!"#( )) )( ))) ) ) )+ *( C! *( 4 *1),/,)#') *(/$%& ) 0 $'(') ) *+++ )) 0,-'$!'. /012#'+, 0 $'3&') ) *++324,-'$!'. /012#'32'567,

4 ( ) )) )( )) ( ( ( )+) +- ( ( )( ) D /) ' +) %/) ) ( * ) (, ) ( -))+- ) ( - ( ) )) &)) ' ) ( ) +( )+ ) )) ( ) ( ) E ( ))+ ) ))+- (, ), ) 0 //initialisation functions CALLBACK IsDeviceAcceptable CALLBACK ModifyDeviceSettings CALLBACK OnCreateDevice CALLBACK OnResetDevice //updating the scene each frame CALLBACK OnFrameMove //rendering the scene to the viewport each frame 8

5 CALLBACK OnFrameRender //windows message loop CALLBACK MsgProc //interface events CALLBACK KeyboardProc CALLBACK OnGUIEvent //cleaning up memory and shutting down safely CALLBACK OnLostDevice CALLBACK OnDestroyDevice )( D 0 )5)6 <) E FE! $) 5)6 * +)( -+ ) D /)/ ) /- )( (( G / ) )( '4-) ) ) )( ) )(/( ( )+ +) ) - 4 ') 5 ' +) 6 ') ) '+ + ') ) (,./ ( ' ))) +) + )' ' +) /( )- ) ) ' H, ), ) ( )+)+) ) ) ) )( & ) )+) g_model. struct model LPD3DXMESH ; pmesh; //pointer to mesh object pmaterialsbuf;//ptr to buffer class, holds materials list LPD3DXBUFFER LPDIRECT3DTEXTURE9 *ptextures; //ptr to list of textures DWORD NumMaterials; //num materials stored struct model g_model; *) ( ))+)/) ) ) +) ) ))) // Light's direction in world space D3DXVECTOR3 g_lightdir = D3DXVECTOR3(-1.0f,0.0f,-0.5f); // Light's diffuse color D3DXVECTOR4 g_lightdiffuse = D3DXVECTOR4(1.0f,1.0f,1.0f,0.0f);

6 I( )) ( + +) + ) )- ) + E D3DXVECTOR3 ))+/ ) ) )D)) /( ) ( ))( /+/ ))/ / /1,))( OnCreateDevice ') ) //Load A Mesh Using The DXUtil Library// V(hr = D3DXLoadMeshFromX(L"Dwarf.x", D3DXMESH_MANAGED, pd3ddevice, NULL, &g_model.pmaterialsbuf, NULL, &g_model.nummaterials, &g_model.pmesh)); "Dwarf.x" ( )) )( ' ) / -) ( - ) ) 0 $0C E) C >?,.5"+ 2??76C, ) C C( V() )H ++)) -( ( D3DXLoadMeshFromX ))+"+)) ') )) + D / 44 + ( ))( *( -( ( ) L"Dwarf.x" ( )+ / + )+ / ) * ( ) +) 0 g_model.pmesh g_model.pmaterialsbuf g_model.nummaterials H+)) /( ' ()) ')) ' 4 ) ' $( OnCreateDevice ) ) // Get the array of materials out of the returned buffer, allocate a // texture array, and load the textures D3DXMATERIAL *pmaterials = (D3DXMATERIAL*)g_model.pMaterialsBuf->GetBufferPointer(); g_model.ptextures = new LPDIRECT3DTEXTURE9[g_model.NumMaterials]; for( UINT i = 0; i < g_model.nummaterials; i++ ) if( FAILED(D3DXCreateTextureFromFileA( pd3ddevice, pmaterials[i].ptexturefilename, &g_model.ptextures[i]))) 7

7 g_model.ptextures[i] = NULL; //normalize the light vector D3DXVec3Normalize(&g_LightDir,&g_LightDir); * ( ) ( )) ' + ') g_model.ptextures[i] 5 ( 6 ' / ' + ) / <( + // + B - &( ))+ +-, ( ) ( 9 ( OnFrameRender ( ) ( 0 $) ( ) +! *)/1 (/ ) ( )) mworldviewprojection 4+) g_peffect, ) '! // Clear the render target and the zbuffer V( pd3ddevice->clear(0, NULL, D3DCLEAR_TARGET D3DCLEAR_ZBUFFER, D3DCOLOR_ARGB(0, 45, 50, 170),1.0f, 0)); // Render the scene if( SUCCEEDED( pd3ddevice->beginscene() ) ) // Get the projection & view matrix from the camera class mworld = *g_camera.getworldmatrix(); mproj = *g_camera.getprojmatrix(); mview = *g_camera.getviewmatrix(); mworldviewprojection = mworld * mview * mproj; // Update the effect's variables. Instead of using strings, it would // be more efficient to cache a handle to the parameter by calling // ID3DXEffect::GetParameterByName V( g_peffect->setmatrix( "g_mworldviewprojection", &mworldviewprojection ) ); V( g_peffect->setmatrix( "g_mworld", &mworld ) ); V( g_peffect->setfloat( "g_ftime", ( float )ftime ) ); V( g_peffect->setfloatarray("g_lightdir", g_lightdir, sizeof(d3dxvector3))); "

8 V( g_peffect->setfloatarray("g_lightdiffuse", g_lightdiffuse, sizeof(d3dxvector4)));! $( OnFrameRender ) ))( ( ))) 5))= 6/ + ( )F ' D3DXMATERIAL *pmaterials = (D3DXMATERIAL *)g_model.pmaterialsbuf->getbufferpointer(); UINT cpasses; V( g_peffect->begin( &cpasses, 0 ) ); for( UINT p = 0; p < cpasses; ++p ) V( g_peffect->beginpass( p ) ); // set and draw each of the materials in the mesh for( UINT i = 0; i < g_model.nummaterials; i++ ) V( g_peffect->setvector("g_materialambientcolor", (D3DXVECTOR4*)&pMaterials[i].MatD3D.Ambient)); V( g_peffect->setvector("g_materialdiffusecolor", (D3DXVECTOR4*)&pMaterials[i].MatD3D.Diffuse)); V( g_peffect->settexture("g_meshtexture", g_model.ptextures[i] ); V( g_peffect->commitchanges() ); g_model.pmesh->drawsubset( i ); V( g_peffect->endpass() ); V( g_peffect->end() ); V( pd3ddevice->endscene() ); $) ) E))( ) ) & ( ) ( ))+ / ) ) & OnDestroyDevice. //release each texture if(g_model.ptextures) for( UINT i = 0; i < g_model.nummaterials; i++ ) SAFE_RELEASE(g_model.pTextures[i]); SAFE_DELETE(g_model.pTextures); //release materials buffer and the mesh SAFE_RELEASE( g_model.pmaterialsbuf); SAFE_RELEASE( g_model.pmesh ); 6

9 I )( + 5<4,4$6 ( =), )- + ' ) ) ' /( ( ) ) ' ) g_peffect) "SimpleSample.fx"/) ( ID3DXEffect* g_peffect; " (, ), ) ' RenderSceneVS RenderScenePS1 ' ))- / ))+ ( ) ( '/))))/ ' ' ) - / ' / )) ' ) ( )&)' ) )) ' )( )) B( ( "SimpleSample.fx" E ' ) / ' ( ))( ( )) ) // Transform the position from object space to homogeneous projection space vpos.y += sin(g_ftime + vpos.x * 5.0) * 0.1f; Output.Position = mul(vpos, g_mworldviewprojection); & ' ) ' ) (!%B )( + +) / +) + Output.RGBColor.rgb = Output.RGBColor.brg; + + ) 2? VertexShader = compile vs_2_0 RenderSceneVS(); PixelShader = compile ps_2_0 RenderScenePS(); *( )( ( ) )J*-( JB +) )