scene1.cpp

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#include "stdafx.h" 
#include "scene1.h" 

IDirect3DTexture9* Texture_Splash;
extern HMODULE resDll; 

bool LoadScene1()
{/*
    if (FAILED(D3DXCreateTextureFromFile(
        Device,
        TEXT("maze.png"),
        &Texture_Splash)))
    {
        ERMSG("D3DXCreateTexture -- FAILED"); 
        return false; 
    }
    */
	if (FAILED(D3DXCreateTextureFromResource(
		Device,  
        resDll,  
        MAKEINTRESOURCE(101),  
		&Texture_Splash))) 
	{
		ERMSG("D3DXCreateTextureFromResource(101) - FAILED");
		return false;
	}
    return true; 
}

void CleanScene1()
{
    d3d::Release(Texture_Splash); 
}

bool Scene1(float timeDelta)
{
	if( Device )
	{
		//
		// Update: Update the camera.
		//
/*
		if( ::GetAsyncKeyState('W') & 0x8000f )
			TheCamera.walk(4.0f * timeDelta);

		if( ::GetAsyncKeyState('S') & 0x8000f )
			TheCamera.walk(-4.0f * timeDelta);

		if( ::GetAsyncKeyState('A') & 0x8000f )
			TheCamera.strafe(-4.0f * timeDelta);

		if( ::GetAsyncKeyState('D') & 0x8000f )
			TheCamera.strafe(4.0f * timeDelta);

		if( ::GetAsyncKeyState('R') & 0x8000f )
			TheCamera.fly(4.0f * timeDelta);

		if( ::GetAsyncKeyState('F') & 0x8000f )
			TheCamera.fly(-4.0f * timeDelta);

		if( ::GetAsyncKeyState(VK_UP) & 0x8000f )
			TheCamera.pitch(1.0f * timeDelta);

		if( ::GetAsyncKeyState(VK_DOWN) & 0x8000f )
			TheCamera.pitch(-1.0f * timeDelta);

		if( ::GetAsyncKeyState(VK_LEFT) & 0x8000f )
			TheCamera.yaw(-1.0f * timeDelta);
			
		if( ::GetAsyncKeyState(VK_RIGHT) & 0x8000f )
			TheCamera.yaw(1.0f * timeDelta);

		if( ::GetAsyncKeyState('N') & 0x8000f )
			TheCamera.roll(1.0f * timeDelta);

		if( ::GetAsyncKeyState('M') & 0x8000f )
			TheCamera.roll(-1.0f * timeDelta);

			TheCamera.getViewMatrix(&V);
			Device->SetTransform(D3DTS_VIEW, &V);
*/
		//
		// Draw the scene:
		//
		Device->Clear(0, 0, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, 0, 1.0f, 0);
		Device->BeginScene(); 

        IDirect3DVertexBuffer9 *SplashV = 0; 
	    if (FAILED(Device->CreateVertexBuffer(
		    16*sizeof(VertexRHWTEX), 
		    D3DUSAGE_WRITEONLY,
		    FVF_VERTEXRHWTEX,
		    D3DPOOL_MANAGED,
		    &SplashV,
		    0)))
        {
            ERMSG("Device->CreateVertexBuffer(SplashV) -- FAILED"); 
            return false; 
        }

        static float widthL1 = ScreenWidth/5.0f*3.0f, widthL2 = ScreenWidth/5.0f*2.0f;  
        static float widthR1 = ScreenWidth/5.0f*3.0f, widthR2 = ScreenWidth/5.0f*2.0f;  
        static float Left = 0.0f, Right = ScreenWidth;  
        static float y = 20 * timeDelta; 
        static float x = 0.0f; 
        static float z = 0.0f; 

        if (y < 0)
        {
            x += ScreenWidth * 0.1f + z; 
            z += 0.2f; 
        }
        else
        {
            y -= timeDelta; 
        }
        if (Left<= -ScreenWidth*0.4f)
        {
            PostMessage(GetActiveWindow(), UM_SCENE1_ENDED, 0, 0); 
        }
        
        VertexRHWTEX* v;
        SplashV->Lock(0, 16*sizeof(VertexRHWTEX), (void**)&v, 0); 

        v[0] = VertexRHWTEX(Left-=timeDelta*80.0f, ScreenHeight, 0.0f, 1.0f, 0.0f, 1.0f);
        v[1] = VertexRHWTEX(Left-=timeDelta*80.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f);
        v[2] = VertexRHWTEX(widthL1-=timeDelta*80.0f, 0.0f, 0.0f, 1.0f, 0.6f, 0.0f);
        v[3] = VertexRHWTEX(widthL2-=timeDelta*80.0f, ScreenHeight*1.0f/5.0f, 0.0f, 1.0f, 0.4f, 1.0f/5.0f);
        v[4] = VertexRHWTEX(widthL1-=timeDelta*80.0f, ScreenHeight*2.0f/5.0f, 0.0f, 1.0f, 0.6f, 2.0f/5.0f);
        v[5] = VertexRHWTEX(widthL2-=timeDelta*80.0f, ScreenHeight*3.0f/5.0f, 0.0f, 1.0f, 0.4f, 3.0f/5.0f);
        v[6] = VertexRHWTEX(widthL1-=timeDelta*80.0f, ScreenHeight*4.0f/5.0f, 0.0f, 1.0f, 0.6f, 4.0f/5.0f);
        v[7] = VertexRHWTEX(widthL2-=timeDelta*80.0f, ScreenHeight*5.0f/5.0f, 0.0f, 1.0f, 0.4f, 5.0f/5.0f);

        
        v[8] = VertexRHWTEX(Right+=timeDelta*80.0f, ScreenHeight, 0.0f, 1.0f, 1.0f, 1.0f);
        v[9] = VertexRHWTEX(Right+=timeDelta*80.0f, 0.0f, 0.0f, 1.0f, 1.0f, 0.0f);
        v[10] = VertexRHWTEX(widthR1+=timeDelta*80.0f, 0.0f, 0.0f, 1.0f, 0.6f, 0.0f);
        v[11] = VertexRHWTEX(widthR2+=timeDelta*80.0f, ScreenHeight*1.0f/5.0f, 0.0f, 1.0f, 0.4f, 1.0f/5.0f);
        v[12] = VertexRHWTEX(widthR1+=timeDelta*80.0f, ScreenHeight*2.0f/5.0f, 0.0f, 1.0f, 0.6f, 2.0f/5.0f);
        v[13] = VertexRHWTEX(widthR2+=timeDelta*80.0f, ScreenHeight*3.0f/5.0f, 0.0f, 1.0f, 0.4f, 3.0f/5.0f);
        v[14] = VertexRHWTEX(widthR1+=timeDelta*80.0f, ScreenHeight*4.0f/5.0f, 0.0f, 1.0f, 0.6f, 4.0f/5.0f);
        v[15] = VertexRHWTEX(widthR2+=timeDelta*80.0f, ScreenHeight*5.0f/5.0f, 0.0f, 1.0f, 0.4f, 5.0f/5.0f);

        SplashV->Unlock();

        IDirect3DIndexBuffer9 *SplashI = 0; 
	    if (FAILED(Device->CreateIndexBuffer(
            36*sizeof(WORD), 
            D3DUSAGE_WRITEONLY, 
            D3DFMT_INDEX16, 
            D3DPOOL_MANAGED,
            &SplashI, 
            0)))
        {
            ERMSG("Device->CreateVertexBuffer(SpalshI) -- FAILED"); 
            return false; 
        }

        WORD *i; 
        SplashI->Lock(0, 36*sizeof(WORD), (void**)&i, 0); 
        // 左边
        i[0] = 3; i[1] = 1; i[2] = 2; 
        i[3] = 4; i[4] = 1; i[5] = 3; 
        i[6] = 5; i[7] = 1; i[8] = 4; 
        i[9] = 6; i[10] = 1; i[11] = 5; 
        i[12] = 7; i[13] = 1; i[14] = 6; 
        i[15] = 0; i[16] = 1; i[17] = 7; 

        // 右边
        i[18] = 9; i[19] = 11; i[20] = 10; 
        i[21] = 9; i[22] = 12; i[23] = 11; 
        i[24] = 9; i[25] = 13; i[26] = 12; 
        i[27] = 9; i[28] = 14; i[29] = 13; 
        i[30] = 9; i[31] = 15; i[32] = 14; 
        i[33] = 9; i[34] = 8; i[35] = 15; 
        SplashI->Unlock(); 
		Device->SetTexture(0, Texture_Splash);
		Device->SetStreamSource(0, SplashV, 0, sizeof(VertexRHWTEX));
        Device->SetIndices(SplashI);
		Device->SetFVF(FVF_VERTEXRHWTEX); 
        Device->DrawIndexedPrimitive(
            D3DPT_TRIANGLELIST, 
            0, 
            0, 
            16, 
            0, 
            12);  
		
		Device->EndScene();
		Device->Present(0, 0, 0, 0);

        SplashV->Release(); 
        SplashI->Release(); 
	}
	return true;
}