平铺纹理未正确平铺.

本文介绍了平铺纹理未正确平铺.的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！

问题描述

我正在尝试在地板上添加平铺的纹理.纹理不会显示，而是所有顶点都显示，并且球现在在其弹跳之后具有一个底面.任何帮助将不胜感激.

I am trying to add a tiled texture to the floor. The texture does not show up, instead all the vertices are showing, and the ball now has a floor that follows it''s bounce. Any help would be appreciated.

//within winmain

    pGrid->CreateDirectXMesh(pd3dDevice);
    D3DXCreateSphere(pd3dDevice, 2, 20, 20, &pBallMesh, NULL);

	// Main message loop:
	// Enter the message loop
    MSG msg;
    ZeroMemory( &msg, sizeof(msg) );
    while( msg.message!=WM_QUIT )
    {
		// check for messages
		if( PeekMessage( &msg, NULL, 0U, 0U, PM_REMOVE ) )
        {
			TranslateMessage( &msg );
            DispatchMessage( &msg );
        }
		// this is called when no messages are pending
		else
		{
	        createCamera(0.1f, 1000.0f);		// near clip plane, far clip plane
	        moveCamera(camPos);
	        pointCamera(camLook);
            float speed, maxSpeed = 0.5;
            long volume;
            // update the ball velocity and position
            // fake some gravity here by increasing the ball''s negative y velocity
            BallVel.y -= .01f;
            // limit the ball''s speed to some maxSpeed value
            if (Abs(D3DXVec3Length(&BallVel)) > maxSpeed) {
                D3DXVec3Normalize(&BallVel, &BallVel);
                D3DXVec3Scale(&BallVel, &BallVel, maxSpeed);
            }
            // update the ball''s position
            BallPos = BallPos + BallVel;
            // rebound if ball hits the grid
            pGrid->GetGridPoint(&gridPt, BallPos.x, BallPos.z);
            if (BallPos.y < gridPt.y) {
                // adjust the volume based on the speed of the collision
                speed = D3DXVec3Length(&BallVel);
                volume = long(0.25 * DSBVOLUME_MIN * (1 - (speed/maxSpeed)));
                // if speed is really slow set volume to min value
                if (speed < maxSpeed * 0.1f) {
                    volume = DSBVOLUME_MIN;
                }
                hr = DSBuffer->SetVolume(volume);
                if( FAILED( hr  ) )
                    DXTRACE_ERR( TEXT("Volume error "), hr );
	            // play this sound
	            playSound(DSBuffer);
                // reflect the ball''s velocity in the y direction
                // make the rebound have some loss of energy
                BallVel.y *= -.8f;
                // adjust ball slightly above the grid
                BallPos.y = gridPt.y + .01f;
            }
            D3DXMatrixTranslation(&translate, BallPos.x, BallPos.y, BallPos.z);
	        D3DXMatrixIdentity(&id);

			// Clear the backbuffer to a black color
			pd3dDevice->Clear( 0, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(5, 5, 5), 1.0, 0 );

			// Clear the z buffer to a black color
			pd3dDevice->Clear( 0, NULL, D3DCLEAR_ZBUFFER, D3DCOLOR_XRGB(5, 5, 5), 1.0, 0 );

			// Call D3DXCreateTextureFromFile
			hr = D3DXCreateTextureFromFile( pd3dDevice, "patchy.jpg", &g_pTexture);

			// Check return code to make sure you have a valid texture
			if FAILED(hr)
				return false;

			pd3dDevice->BeginScene();
                 	pd3dDevice->SetTransform(D3DTS_WORLD, &id);
                        pGrid->DrawDirectXMesh(pd3dDevice);
                 	pd3dDevice->SetTransform(D3DTS_WORLD, &translate);
                        pBallMesh->DrawSubset(0);

			pd3dDevice->SetTexture(0, g_pTexture);
                        pGrid->DrawDirectXMesh(pd3dDevice);

			pd3dDevice->EndScene();
			// Present the backbuffer contents to the display
			pd3dDevice->Present( NULL, NULL, NULL, NULL );
		}
    }
	// release and shutdown Direct3D
	shutdownDirect3D();
	// Release the DirectSound buffer created above
	if (DSBuffer)
	{
		DSBuffer->Release();
		DSBuffer = NULL;
	}
	// shutdown DirectSound
	shutdownDirectSound();
	return (int) msg.wParam;
}

平铺

平铺纹理未正确平铺.

问题描述

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