bool Display(float timeDelta)
{
if( Device )
{
//
// Update the scene:
//
static float radius = 20.0f;
if( ::GetAsyncKeyState(VK_LEFT) & 0x8000f )
TeapotPosition.x -= 3.0f * timeDelta;
if( ::GetAsyncKeyState(VK_RIGHT) & 0x8000f )
TeapotPosition.x += 3.0f * timeDelta;
if( ::GetAsyncKeyState(VK_UP) & 0x8000f )
radius -= 2.0f * timeDelta;
if( ::GetAsyncKeyState(VK_DOWN) & 0x8000f )
radius += 2.0f * timeDelta;
static float angle = (3.0f * D3DX_PI) / 2.0f;
if( ::GetAsyncKeyState('A') & 0x8000f )
angle -= 0.5f * timeDelta;
if( ::GetAsyncKeyState('S') & 0x8000f )
angle += 0.5f * timeDelta;
D3DXVECTOR3 position( cosf(angle) * radius, 3.0f, sinf(angle) * radius );
D3DXVECTOR3 target(0.0f, 0.0f, 0.0f);
D3DXVECTOR3 up(0.0f, 1.0f, 0.0f);
D3DXMATRIX V;
D3DXMatrixLookAtLH(&V, &position, &target, &up);
Device->SetTransform(D3DTS_VIEW, &V);
//
// Draw the scene:
//
Device->Clear(0, 0,
D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL,
0xff000000, 1.0f, 0L);
Device->BeginScene();
RenderScene();
RenderMirror();
Device->EndScene();
Device->Present(0, 0, 0, 0);
}
return true;
}
void Render()
{
static float radius = 20.0f;
float timeDelta = 0.1001;
if (::GetAsyncKeyState(VK_LEFT) & 0x8000f)
g_teapotPosition.x -= 3.0f * timeDelta;
if (::GetAsyncKeyState(VK_RIGHT) & 0x8000f)
g_teapotPosition.x += 3.0f * timeDelta;
if (::GetAsyncKeyState(VK_UP) & 0x8000f)
// radius -= 2.0f * timeDelta;
g_teapotPosition.z += 3.0f * timeDelta;
if (::GetAsyncKeyState(VK_DOWN) & 0x8000f)
// radius += 2.0f * timeDelta;
g_teapotPosition.z -= 3.0f * timeDelta;
static float angle = (3.0f * D3DX_PI) / 2.0f;
if (::GetAsyncKeyState('A') & 0x8000f)
angle -= 0.5f * timeDelta;
if (::GetAsyncKeyState('D') & 0x8000f)
angle += 0.5f * timeDelta;
D3DXVECTOR3 position(cosf(angle) * radius, 3.0f, sinf(angle) * radius);
D3DXVECTOR3 target(0.0f, 0.0f, 0.0f);
D3DXVECTOR3 up(0.0f, 1.0f, 0.0f);
D3DXMATRIX V;
D3DXMatrixLookAtLH(&V, &position, &target, &up);
g_pDevice->SetTransform(D3DTS_VIEW, &V);
g_pDevice->Clear(0, 0, D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER | D3DCLEAR_STENCIL, 0xff000000, 1.0f, 0);
g_pDevice->BeginScene();
g_pDevice->SetMaterial(&g_materalTeapot);
g_pDevice->SetTexture(0, 0);
D3DXMATRIX W;
D3DXMatrixTranslation(&W,
g_teapotPosition.x,
g_teapotPosition.y,
g_teapotPosition.z);
g_pDevice->SetTransform(D3DTS_WORLD, &W);
g_pMeshTeapot->DrawSubset(0);
D3DXMATRIX I;
D3DXMatrixIdentity(&I);
g_pDevice->SetTransform(D3DTS_WORLD, &I);
g_pDevice->SetStreamSource(0, g_pVertexBuffer, 0, sizeof(Vertex));
g_pDevice->SetFVF(Vertex::FVF);
g_pDevice->SetTexture(0, g_pTextureFloor);
g_pDevice->SetMaterial(&g_materialFloor);
g_pDevice->DrawPrimitive(D3DPT_TRIANGLELIST, 0, 2);
g_pDevice->SetTexture(0, g_pTextureWall);
g_pDevice->SetMaterial(&g_materialWall);
g_pDevice->DrawPrimitive(D3DPT_TRIANGLELIST, 6, 4);
g_pDevice->SetTexture(0, g_pTextureMirror);
g_pDevice->SetMaterial(&g_materialMirror);
g_pDevice->DrawPrimitive(D3DPT_TRIANGLELIST, 18, 2);
RenderMirror();
g_pDevice->EndScene();
g_pDevice->Present(0, 0, 0, 0);
}
