// レンダリング
HRESULT Render( void )
{
HRESULT hr = S_OK;
// 画面クリア
float color[] = { 0.0f, 0.0f, 1.0f, 1.0f };
g_pImmediateContext->ClearRenderTargetView( g_pRTV, color );
// サンプラ・ラスタライザセット
g_pImmediateContext->PSSetSamplers( 0, 1, &g_pSamplerState );
g_pImmediateContext->RSSetState( g_pRS );
// 描画設定
UINT nStrides = sizeof( CUSTOMVERTEX );
UINT nOffsets = 0;
g_pImmediateContext->IASetVertexBuffers( 0, 1, &g_pD3D11VertexBuffer, &nStrides, &nOffsets );
g_pImmediateContext->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST );
g_pImmediateContext->IASetInputLayout( g_pInputLayout );
// シェーダ設定
g_pImmediateContext->VSSetShader( g_pVertexShader, NULL, 0 );
g_pImmediateContext->VSSetConstantBuffers( 0, 1, &g_pCBNeverChanges );
g_pImmediateContext->PSSetShader( g_pPixelShader, NULL, 0 );
// 描画
g_pImmediateContext->OMSetBlendState( NULL, NULL, 0xFFFFFFFF );
DrawPicture( 0.0f, 0.0f, &g_tBack );
g_pImmediateContext->OMSetBlendState( g_pbsAlphaBlend, NULL, 0xFFFFFFFF );
DrawPicture( x, y, &g_tBall );
// 表示
FlushDrawingPictures();
return S_OK;
}
// レンダリング
HRESULT Render( void )
{
// int i, j;
// 画面クリア
XMFLOAT4 v4Color = XMFLOAT4( 0.0f, 0.0f, 1.0f, 1.0f );
g_pImmediateContext->ClearRenderTargetView( g_pRTV, ( float * )&v4Color );
// サンプラ・ラスタライザセット
g_pImmediateContext->PSSetSamplers( 0, 1, &g_pSamplerState );
g_pImmediateContext->RSSetState( g_pRS );
// 描画設定
UINT nStrides = sizeof( CUSTOMVERTEX );
UINT nOffsets = 0;
g_pImmediateContext->IASetVertexBuffers( 0, 1, &g_pD3D11VertexBuffer, &nStrides, &nOffsets );
// g_pImmediateContext->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST );
g_pImmediateContext->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_POINTLIST );
g_pImmediateContext->IASetInputLayout( g_pInputLayout );
// シェーダ設定
g_pImmediateContext->VSSetShader( g_pVertexShader, NULL, 0 );
g_pImmediateContext->VSSetConstantBuffers( 0, 1, &g_pCBNeverChanges );
g_pImmediateContext->PSSetShader( g_pPixelShader, NULL, 0 );
// 描画
g_pImmediateContext->OMSetBlendState( NULL, NULL, 0xFFFFFFFF );
RenderScanLine();
// DrawPicture( 0.0f, 0.0f, &g_tBack );
// 表示
FlushDrawingPictures();
return S_OK;
}
// 絵の描画
int DrawPicture( float x, float y, TEX_PICTURE *pTexPic )
{
if ( g_nVertexNum > ( MAX_BUFFER_VERTEX - 6 ) ) return -1; // 頂点がバッファからあふれる場合は描画せず
// テクスチャが切り替えられていれば待ち行列フラッシュ
if ( ( pTexPic->pSRViewTexture != g_pNowTexture ) && g_pNowTexture ) {
FlushDrawingPictures();
}
// 頂点セット
g_cvVertices[g_nVertexNum + 0].v4Pos = XMFLOAT4( x, y, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v2UV = XMFLOAT2( 0.0f, 0.0f );
g_cvVertices[g_nVertexNum + 1].v4Pos = XMFLOAT4( x, y + pTexPic->nHeight, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v2UV = XMFLOAT2( 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v4Pos = XMFLOAT4( x + pTexPic->nWidth, y, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v2UV = XMFLOAT2( 1.0f, 0.0f );
g_cvVertices[g_nVertexNum + 3] = g_cvVertices[g_nVertexNum + 1];
g_cvVertices[g_nVertexNum + 4].v4Pos = XMFLOAT4( x + pTexPic->nWidth, y + pTexPic->nHeight, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 4].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 4].v2UV = XMFLOAT2( 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 5] = g_cvVertices[g_nVertexNum + 2];
g_nVertexNum += 6;
g_pNowTexture = pTexPic->pSRViewTexture;
return 0;
}
// 그림 그리기
int DrawQuadranglePic( float x1, float y1, float x2, float y2,
float x3, float y3, float x4, float y4, TEX_PICTURE *pTexPic )
{
if ( g_nVertexNum > ( MAX_BUFFER_VERTEX - 6 ) ) return -1; // 정점이 버퍼에서 넘치면 그리지 않고
// 텍스처가 바뀌면 대기행렬 플러시
if ( ( pTexPic->pSRViewTexture != g_pNowTexture ) && g_pNowTexture ) {
FlushDrawingPictures();
}
// 정점 세트
g_cvVertices[g_nVertexNum + 0].v4Pos = XMFLOAT4( x1, y1, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v2UV = XMFLOAT2( 0.0f, 0.0f );
g_cvVertices[g_nVertexNum + 1].v4Pos = XMFLOAT4( x3, y3, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v2UV = XMFLOAT2( 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v4Pos = XMFLOAT4( x2, y2, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v2UV = XMFLOAT2( 0.0f, 0.0f );
g_cvVertices[g_nVertexNum + 3] = g_cvVertices[g_nVertexNum + 1];
g_cvVertices[g_nVertexNum + 4].v4Pos = XMFLOAT4( x4, y4, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 4].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 4].v2UV = XMFLOAT2( 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 5] = g_cvVertices[g_nVertexNum + 2];
g_nVertexNum += 6;
g_pNowTexture = pTexPic->pSRViewTexture;
return 0;
}
// 2Dポリゴンの描画
int Draw2DPolygon( float x1, float y1, float u1, float v1,
float x2, float y2, float u2, float v2,
float x3, float y3, float u3, float v3,
TEX_PICTURE *pTexPic )
{
if ( g_nVertexNum > ( MAX_BUFFER_VERTEX - 3 ) ) return -1; // 頂点がバッファからあふれる場合は描画せず
// テクスチャが切り替えられていれば待ち行列フラッシュ
if ( ( pTexPic->pSRViewTexture != g_pNowTexture ) && g_pNowTexture ) {
FlushDrawingPictures();
}
// 頂点セット
g_cvVertices[g_nVertexNum + 0].v4Pos = XMFLOAT4( x1, y1, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v2UV = XMFLOAT2( u1, v1 );
g_cvVertices[g_nVertexNum + 1].v4Pos = XMFLOAT4( x2, y2, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v2UV = XMFLOAT2( u2, v2 );
g_cvVertices[g_nVertexNum + 2].v4Pos = XMFLOAT4( x3, y3, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v2UV = XMFLOAT2( u3, v3 );
g_nVertexNum += 3;
g_pNowTexture = pTexPic->pSRViewTexture;
return 0;
}
// 그림 그리기
int DrawPicture( float x, float y, TEX_PICTURE *pTexPic )
{
if ( g_nVertexNum > ( MAX_BUFFER_VERTEX - 6 ) ) return -1; // 정점이 버퍼에서 넘치면 그리지 않고
// 텍스처가 바뀌면 대기 행렬 플러시
if ( ( pTexPic->pSRViewTexture != g_pNowTexture ) && g_pNowTexture ) {
FlushDrawingPictures();
}
// 정점 세트
g_cvVertices[g_nVertexNum + 0].v4Pos = XMFLOAT4( x, y, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v2UV = XMFLOAT2( 0.0f, 0.0f );
g_cvVertices[g_nVertexNum + 1].v4Pos = XMFLOAT4( x, y + pTexPic->nHeight, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v2UV = XMFLOAT2( 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v4Pos = XMFLOAT4( x + pTexPic->nWidth, y, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v2UV = XMFLOAT2( 1.0f, 0.0f );
g_cvVertices[g_nVertexNum + 3] = g_cvVertices[g_nVertexNum + 1];
g_cvVertices[g_nVertexNum + 4].v4Pos = XMFLOAT4( x + pTexPic->nWidth, y + pTexPic->nHeight, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 4].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 4].v2UV = XMFLOAT2( 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 5] = g_cvVertices[g_nVertexNum + 2];
g_nVertexNum += 6;
g_pNowTexture = pTexPic->pSRViewTexture;
return 0;
}
// 3Dポリゴンの描画
int Draw3DPolygon( float x1, float y1, float z1, int nColor1,
float x2, float y2, float z2, int nColor2,
float x3, float y3, float z3, int nColor3 )
{
if ( g_nVertexNum > ( MAX_BUFFER_VERTEX - 3 ) ) return -1; // 頂点がバッファからあふれる場合は描画せず
// テクスチャがあれば待ち行列フラッシュ
if ( g_pNowTexture ) {
FlushDrawingPictures();
}
// 頂点セット
g_cvVertices[g_nVertexNum + 0].v4Pos = XMFLOAT4( x1, y1, z1, 1.0f );
g_cvVertices[g_nVertexNum + 0].v4Color = XMFLOAT4( ( float )( ( nColor1 >> 16 ) & 0xff ) / 255.0f,
( float )( ( nColor1 >> 8 ) & 0xff ) / 255.0f,
( float )( ( nColor1 ) & 0xff ) / 255.0f,
( float )( ( nColor1 >> 24 ) & 0xff ) / 255.0f );
g_cvVertices[g_nVertexNum + 1].v4Pos = XMFLOAT4( x2, y2, z2, 1.0f );
g_cvVertices[g_nVertexNum + 1].v4Color = XMFLOAT4( ( float )( ( nColor2 >> 16 ) & 0xff ) / 255.0f,
( float )( ( nColor2 >> 8 ) & 0xff ) / 255.0f,
( float )( ( nColor2 ) & 0xff ) / 255.0f,
( float )( ( nColor2 >> 24 ) & 0xff ) / 255.0f );
g_cvVertices[g_nVertexNum + 2].v4Pos = XMFLOAT4( x3, y3, z3, 1.0f );
g_cvVertices[g_nVertexNum + 2].v4Color = XMFLOAT4( ( float )( ( nColor3 >> 16 ) & 0xff ) / 255.0f,
( float )( ( nColor3 >> 8 ) & 0xff ) / 255.0f,
( float )( ( nColor3 ) & 0xff ) / 255.0f,
( float )( ( nColor3 >> 24 ) & 0xff ) / 255.0f );
g_nVertexNum += 3;
g_pNowTexture = NULL;
return 0;
}
int DrawChangingPictures( void ) // 毎フレーム呼ばれる
{
int i;
float xt[4], yt[4]; // 上側直線上の点
float xb[4], yb[4]; // 下側直線上の点
fBoundary_t += fBoundary_v; // 境界線を動かす
if ( fBoundary_t < -VIEW_WIDTH / 2.0f - GRAD_WIDTH ) { // 画面左端
fBoundary_t = -VIEW_WIDTH / 2.0f - GRAD_WIDTH;
fBoundary_v = -fBoundary_v;
}
if ( fBoundary_t > VIEW_HEIGHT / 2.0f ) { // 画面右端
fBoundary_t = VIEW_HEIGHT / 2.0;
fBoundary_v = -fBoundary_v;
}
xt[0] = VIEW_WIDTH - VIEW_WIDTH / 2.0f - GRAD_WIDTH;
yt[0] = 0.0f - VIEW_WIDTH / 2.0f - GRAD_WIDTH;
xt[1] = VIEW_WIDTH + fBoundary_t;
yt[1] = 0.0f + fBoundary_t;
xt[2] = VIEW_WIDTH + fBoundary_t + GRAD_WIDTH;
yt[2] = 0.0f + fBoundary_t + GRAD_WIDTH;
xt[3] = VIEW_WIDTH + VIEW_HEIGHT / 2.0f + GRAD_WIDTH;
yt[3] = 0.0f + VIEW_HEIGHT / 2.0f + GRAD_WIDTH;
for ( i = 0; i < 4; i++ ) {
xb[i] = xt[i] - ( VIEW_WIDTH + VIEW_HEIGHT );
yb[i] = yt[i] + ( VIEW_WIDTH + VIEW_HEIGHT );
}
g_pImmediateContext->OMSetBlendState( NULL, NULL, 0xFFFFFFFF );
Draw2DPolygon( xt[0], yt[0], xt[0] / VIEW_WIDTH, yt[0] / VIEW_HEIGHT,
xb[0], yb[0], xb[0] / VIEW_WIDTH, yb[0] / VIEW_HEIGHT,
xt[2], yt[2], xt[2] / VIEW_WIDTH, yt[2] / VIEW_HEIGHT,
&g_tPic2 );
Draw2DPolygon( xt[2], yt[2], xt[2] / VIEW_WIDTH, yt[2] / VIEW_HEIGHT,
xb[0], yb[0], xb[0] / VIEW_WIDTH, yb[0] / VIEW_HEIGHT,
xb[2], yb[2], xb[2] / VIEW_WIDTH, yb[2] / VIEW_HEIGHT,
&g_tPic2 );
Draw2DPolygon( xt[2], yt[2], xt[2] / VIEW_WIDTH, yt[2] / VIEW_HEIGHT,
xb[2], yb[2], xb[2] / VIEW_WIDTH, yb[2] / VIEW_HEIGHT,
xt[3], yt[3], xt[3] / VIEW_WIDTH, yt[3] / VIEW_HEIGHT,
&g_tPic1 );
Draw2DPolygon( xt[3], yt[3], xt[3] / VIEW_WIDTH, yt[3] / VIEW_HEIGHT,
xb[2], yb[2], xb[2] / VIEW_WIDTH, yb[2] / VIEW_HEIGHT,
xb[3], yb[3], xb[3] / VIEW_WIDTH, yb[3] / VIEW_HEIGHT,
&g_tPic1 );
FlushDrawingPictures();
g_pImmediateContext->OMSetBlendState( g_pbsAlphaBlend, NULL, 0xFFFFFFFF );
Draw2DPolygonWithColor( xt[1], yt[1], xt[1] / VIEW_WIDTH, yt[1] / VIEW_HEIGHT, 0x00ffffff,
xb[1], yb[1], xb[1] / VIEW_WIDTH, yb[1] / VIEW_HEIGHT, 0x00ffffff,
xt[2], yt[2], xt[2] / VIEW_WIDTH, yt[2] / VIEW_HEIGHT, 0xffffffff,
&g_tPic1 );
Draw2DPolygonWithColor( xt[2], yt[2], xt[2] / VIEW_WIDTH, yt[2] / VIEW_HEIGHT, 0xffffffff,
xb[1], yb[1], xb[1] / VIEW_WIDTH, yb[1] / VIEW_HEIGHT, 0x00ffffff,
xb[2], yb[2], xb[2] / VIEW_WIDTH, yb[2] / VIEW_HEIGHT, 0xffffffff,
&g_tPic1 );
return 0;
}
// 렌더링
HRESULT Render( void )
{
int i;
// 화면 클리어
XMFLOAT4 v4Color = XMFLOAT4( 0.0f, 0.0f, 0.0f, 1.0f );
g_pImmediateContext->ClearRenderTargetView( g_pRTV, ( float * )&v4Color );
// 샘플러 래스터라이저 세트
g_pImmediateContext->PSSetSamplers( 0, 1, &g_pSamplerState );
g_pImmediateContext->RSSetState( g_pRS );
// 그리기 설정
UINT nStrides = sizeof( CUSTOMVERTEX );
UINT nOffsets = 0;
g_pImmediateContext->IASetVertexBuffers( 0, 1, &g_pD3D11VertexBuffer, &nStrides, &nOffsets );
g_pImmediateContext->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST );
g_pImmediateContext->IASetInputLayout( g_pInputLayout );
// 셰이더 설정
g_pImmediateContext->VSSetShader( g_pVertexShader, NULL, 0 );
g_pImmediateContext->VSSetConstantBuffers( 0, 1, &g_pCBNeverChanges );
g_pImmediateContext->PSSetShader( g_pPixelShader, NULL, 0 );
// 그리기
g_pImmediateContext->OMSetBlendState( NULL, NULL, 0xFFFFFFFF );
DrawPicture( 0.0f, 0.0f, &g_tBack );
FlushDrawingPictures();
g_pImmediateContext->OMSetBlendState( g_pbsAlphaBlend, NULL, 0xFFFFFFFF );
DrawPicture( 0.0f, 240.0f - 32.0f, &g_tPlayer );
FlushDrawingPictures();
g_pImmediateContext->OMSetBlendState( g_pbsAddBlend, NULL, 0xFFFFFFFF );
for ( i = 0; i < DIVIDE_NUM * 4; i += 4 ) {
DrawQuadranglePic( v2Pos[i].x, v2Pos[i].y, v2Pos[i + 1].x, v2Pos[i + 1].y,
v2Pos[i + 2].x, v2Pos[i + 2].y, v2Pos[i + 3].x, v2Pos[i + 3].y, &g_tRay );
}
// 표시
FlushDrawingPictures();
return S_OK;
}
// レンダリング
HRESULT Render( void )
{
// 画面クリア
XMFLOAT4 v4Color = XMFLOAT4( 0.0f, 0.0f, 0.0f, 1.0f );
g_pImmediateContext->ClearRenderTargetView( g_pRTV, ( float * )&v4Color );
// *** Zバッファクリア ***
g_pImmediateContext->ClearDepthStencilView( g_pDepthStencilView, D3D11_CLEAR_DEPTH, 1.0f, 0 );
// サンプラ・ラスタライザセット
g_pImmediateContext->PSSetSamplers( 0, 1, &g_pSamplerState );
g_pImmediateContext->RSSetState( g_pRS );
// 描画設定
UINT nStrides = sizeof( CUSTOMVERTEX );
UINT nOffsets = 0;
g_pImmediateContext->IASetVertexBuffers( 0, 1, &g_pD3D11VertexBuffer, &nStrides, &nOffsets );
g_pImmediateContext->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST );
g_pImmediateContext->IASetInputLayout( g_pInputLayout );
// シェーダ設定
g_pImmediateContext->VSSetShader( g_pVertexShader, NULL, 0 );
g_pImmediateContext->VSSetConstantBuffers( 0, 1, &g_pCBNeverChanges );
g_pImmediateContext->PSSetShader( g_pPixelShader, NULL, 0 );
// 変換行列
CBNeverChanges cbNeverChanges;
XMMATRIX mWorld;
XMMATRIX mView;
XMMATRIX mProjection;
mWorld = CreateWorldMatrix();
// Initialize the view matrix
XMVECTOR Eye = XMVectorSet( 0.0f, 3.0f, -5.0f, 0.0f );
XMVECTOR At = XMVectorSet( 0.0f, 0.0f, 0.0f, 0.0f );
XMVECTOR Up = XMVectorSet( 0.0f, 1.0f, 0.0f, 0.0f );
mView = XMMatrixLookAtLH( Eye, At, Up );
// Initialize the projection matrix
mProjection = XMMatrixPerspectiveFovLH( XM_PIDIV4, VIEW_WIDTH / ( FLOAT )VIEW_HEIGHT, 0.01f, 100.0f );
cbNeverChanges.mView = XMMatrixTranspose( mWorld * mView * mProjection );
g_pImmediateContext->UpdateSubresource( g_pCBNeverChanges, 0, NULL, &cbNeverChanges, 0, 0 );
// 描画
g_pImmediateContext->OMSetBlendState( NULL, NULL, 0xFFFFFFFF );
DrawChangingPictures();
// 表示
FlushDrawingPictures();
return S_OK;
}
//
// スキャンラインアルゴリズムによるレンダリング
int RenderScanLine( void )
{
int x, y;
float dx, dy, dz; // 画面中心を基準とした座標
float dzsq; // zの2乗
int nBright;
float nx, ny, nz; // 球面上の法線ベクトル
float lx = -1.0f / 1.732f; // 光源の方向ベクトル
float ly = -1.0f / 1.732f;
float lz = 1.0f / 1.732f;
float fAmbient = 128.0f; // アンビエント光
float fDirect = 128.0f; // ディレクショナル光
float fDot; // 内積
float fAngle; // xz平面上での角度
for ( y = 0; y < VIEW_HEIGHT; y++ ) { // y方向ループ
for ( x = 0; x < VIEW_WIDTH; x++ ) { // x方向ループ
dx = x - VIEW_WIDTH / 2.0f; // 相対x座標
dy = y - VIEW_HEIGHT / 2.0f; // 相対y座標
dzsq = RAD * RAD - dx * dx - dy * dy; // zの2乗計算
if ( dzsq > 0.0f ) {
dz = sqrtf( dzsq );
fAngle = atan2f( dz, dx ); // xz平面上での角度
if ( fAngle < 0.0f ) fAngle += 2.0f * PI; // プラスの角度に
nx = dx / RAD; ny = dy / RAD; nz = dz / RAD; // 法線ベクトル
fDot = nx * lx + ny * ly + nz * lz; // 内積
if ( fDot >= 0.0f ) { // 光源からの光が当たる
nBright = ( int )( fDot * fDirect + fAmbient );
}
else { // 光源からの光が当たらない
nBright = ( int )fAmbient;
}
if ( ( int )( fAngle / ( 2.0f * PI ) * 16 ) & 1 ) {
DrawPoints( x, y, nBright, nBright, nBright ); // 白
}
else {
DrawPoints( x, y, nBright, 0, nBright ); // マゼンタ
}
}
}
FlushDrawingPictures();
}
return 0;
}
// レンダリング
HRESULT Render( void )
{
int i;
// 画面クリア
XMFLOAT4 v4Color = XMFLOAT4( 0.0f, 0.0f, 1.0f, 1.0f );
g_pImmediateContext->ClearRenderTargetView( g_pRTV, ( float * )&v4Color );
// サンプラ・ラスタライザセット
g_pImmediateContext->PSSetSamplers( 0, 1, &g_pSamplerState );
g_pImmediateContext->RSSetState( g_pRS );
// 描画設定
UINT nStrides = sizeof( CUSTOMVERTEX );
UINT nOffsets = 0;
g_pImmediateContext->IASetVertexBuffers( 0, 1, &g_pD3D11VertexBuffer, &nStrides, &nOffsets );
g_pImmediateContext->IASetPrimitiveTopology( D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST );
g_pImmediateContext->IASetInputLayout( g_pInputLayout );
// シェーダ設定
g_pImmediateContext->VSSetShader( g_pVertexShader, NULL, 0 );
g_pImmediateContext->VSSetConstantBuffers( 0, 1, &g_pCBNeverChanges );
g_pImmediateContext->PSSetShader( g_pPixelShader, NULL, 0 );
// 描画
g_pImmediateContext->OMSetBlendState( NULL, NULL, 0xFFFFFFFF );
// DrawPicture( fBack_x, 0.0f, &g_tBack );
for ( i = 0; i < VIEW_HEIGHT; i++ ) {
DrawPicturePart( v2Points[i].x, v2Points[i].y, v2Points[i].x + PIC_WIDTH_DOWN, v2Points[i].y + 1.0f,
0.0f, v2Points[i].y, &g_tBack );
}
g_pImmediateContext->OMSetBlendState( g_pbsAlphaBlend, NULL, 0xFFFFFFFF );
// 表示
FlushDrawingPictures();
return S_OK;
}
// 絵の一部分描画
int DrawPicturePart( float x1, float y1, float x2, float y2, float px, float py, TEX_PICTURE *pTexPic )
{
float u1, v1, u2, v2;
if ( g_nVertexNum > ( MAX_BUFFER_VERTEX - 6 ) ) return -1; // 頂点がバッファからあふれる場合は描画せず
// テクスチャが切り替えられていれば待ち行列フラッシュ
if ( ( pTexPic->pSRViewTexture != g_pNowTexture ) && g_pNowTexture ) {
FlushDrawingPictures();
}
u1 = px / pTexPic->nWidth;
v1 = py / pTexPic->nHeight;
u2 = u1 + ( x2 - x1 ) / pTexPic->nWidth;
v2 = v1 + ( y2 - y1 ) / pTexPic->nHeight;
// 頂点セット
g_cvVertices[g_nVertexNum + 0].v4Pos = XMFLOAT4( x1, y1, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 0].v2UV = XMFLOAT2( u1, v1 );
g_cvVertices[g_nVertexNum + 1].v4Pos = XMFLOAT4( x1, y2, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 1].v2UV = XMFLOAT2( u1, v2 );
g_cvVertices[g_nVertexNum + 2].v4Pos = XMFLOAT4( x2, y1, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 2].v2UV = XMFLOAT2( u2, v1 );
g_cvVertices[g_nVertexNum + 3] = g_cvVertices[g_nVertexNum + 1];
g_cvVertices[g_nVertexNum + 4].v4Pos = XMFLOAT4( x2, y2, 0.0f, 1.0f );
g_cvVertices[g_nVertexNum + 4].v4Color = XMFLOAT4( 1.0f, 1.0f, 1.0f, 1.0f );
g_cvVertices[g_nVertexNum + 4].v2UV = XMFLOAT2( u2, v2 );
g_cvVertices[g_nVertexNum + 5] = g_cvVertices[g_nVertexNum + 2];
g_nVertexNum += 6;
g_pNowTexture = pTexPic->pSRViewTexture;
return 0;
}
int DrawChangingPictures( void ) // 毎フレーム呼ばれる
{
int i;
float fAngle1, fAngle2;
float fAngleDelta;
float xt[6], yt[6]; // 上側直線上の点
int nCenterColor;
fBoundary_r1 += fBoundary_v; // 境界線を動かす
if ( fBoundary_r1 < -GRAD_WIDTH + MIN_R ) { // 最小円
fBoundary_r1 = -GRAD_WIDTH + MIN_R;
fBoundary_v = -fBoundary_v;
}
if ( fBoundary_r1 > fBoundary_r3 ) { // 最大円
fBoundary_r1 = fBoundary_r3;
fBoundary_v = -fBoundary_v;
}
fBoundary_r2 = fBoundary_r1 + GRAD_WIDTH;
fAngleDelta = 2.0f * PI / DIVIDE_NUM;
fAngle1 = 0.0f;
fAngle2 = fAngleDelta;
if ( fBoundary_r1 > 1.0f ) {
for ( i = 0; i < DIVIDE_NUM; i++ ) {
xt[0] = VIEW_WIDTH / 2.0f + fBoundary_r1 * cosf( fAngle1 );
yt[0] = VIEW_HEIGHT / 2.0f + fBoundary_r1 * sinf( fAngle1 );
xt[1] = VIEW_WIDTH / 2.0f + fBoundary_r1 * cosf( fAngle2 );
yt[1] = VIEW_HEIGHT / 2.0f + fBoundary_r1 * sinf( fAngle2 );
xt[2] = VIEW_WIDTH / 2.0f + fBoundary_r2 * cosf( fAngle1 );
yt[2] = VIEW_HEIGHT / 2.0f + fBoundary_r2 * sinf( fAngle1 );
xt[3] = VIEW_WIDTH / 2.0f + fBoundary_r2 * cosf( fAngle2 );
yt[3] = VIEW_HEIGHT / 2.0f + fBoundary_r2 * sinf( fAngle2 );
xt[4] = VIEW_WIDTH / 2.0f + fBoundary_r3 * cosf( fAngle1 );
yt[4] = VIEW_HEIGHT / 2.0f + fBoundary_r3 * sinf( fAngle1 );
xt[5] = VIEW_WIDTH / 2.0f + fBoundary_r3 * cosf( fAngle2 );
yt[5] = VIEW_HEIGHT / 2.0f + fBoundary_r3 * sinf( fAngle2 );
FlushDrawingPictures();
g_pImmediateContext->OMSetBlendState( NULL, NULL, 0xFFFFFFFF );
Draw2DPolygon( VIEW_WIDTH / 2.0f, VIEW_HEIGHT / 2.0f, 0.5f, 0.5f,
xt[1], yt[1], xt[1] / VIEW_WIDTH, yt[1] / VIEW_HEIGHT,
xt[0], yt[0], xt[0] / VIEW_WIDTH, yt[0] / VIEW_HEIGHT,
&g_tPic1 );
Draw2DPolygon( xt[0], yt[0], xt[0] / VIEW_WIDTH, yt[0] / VIEW_HEIGHT,
xt[5], yt[5], xt[5] / VIEW_WIDTH, yt[5] / VIEW_HEIGHT,
xt[4], yt[4], xt[4] / VIEW_WIDTH, yt[4] / VIEW_HEIGHT,
&g_tPic2 );
Draw2DPolygon( xt[5], yt[5], xt[5] / VIEW_WIDTH, yt[5] / VIEW_HEIGHT,
xt[0], yt[0], xt[0] / VIEW_WIDTH, yt[0] / VIEW_HEIGHT,
xt[1], yt[1], xt[1] / VIEW_WIDTH, yt[1] / VIEW_HEIGHT,
&g_tPic2 );
FlushDrawingPictures();
g_pImmediateContext->OMSetBlendState( g_pbsAlphaBlend, NULL, 0xFFFFFFFF );
Draw2DPolygonWithColor( xt[0], yt[0], xt[0] / VIEW_WIDTH, yt[0] / VIEW_HEIGHT, 0xffffffff,
xt[3], yt[3], xt[3] / VIEW_WIDTH, yt[3] / VIEW_HEIGHT, 0x00ffffff,
xt[2], yt[2], xt[2] / VIEW_WIDTH, yt[2] / VIEW_HEIGHT, 0x00ffffff,
&g_tPic1 );
Draw2DPolygonWithColor( xt[3], yt[3], xt[3] / VIEW_WIDTH, yt[3] / VIEW_HEIGHT, 0x00ffffff,
xt[0], yt[0], xt[0] / VIEW_WIDTH, yt[0] / VIEW_HEIGHT, 0xffffffff,
xt[1], yt[1], xt[1] / VIEW_WIDTH, yt[1] / VIEW_HEIGHT, 0xffffffff,
&g_tPic1 );
fAngle1 += fAngleDelta;
fAngle2 += fAngleDelta;
}
}
else {
FlushDrawingPictures();
g_pImmediateContext->OMSetBlendState( NULL, NULL, 0xFFFFFFFF );
DrawPicture( 0.0f, 0.0f, &g_tPic2 );
for ( i = 0; i < DIVIDE_NUM; i++ ) {
xt[2] = VIEW_WIDTH / 2.0f + fBoundary_r2 * cosf( fAngle1 );
yt[2] = VIEW_HEIGHT / 2.0f + fBoundary_r2 * sinf( fAngle1 );
xt[3] = VIEW_WIDTH / 2.0f + fBoundary_r2 * cosf( fAngle2 );
yt[3] = VIEW_HEIGHT / 2.0f + fBoundary_r2 * sinf( fAngle2 );
FlushDrawingPictures();
g_pImmediateContext->OMSetBlendState( g_pbsAlphaBlend, NULL, 0xFFFFFFFF );
nCenterColor = ( ( int )( fBoundary_r2 * 255 / GRAD_WIDTH ) << 24 ) + 0xffffff;
Draw2DPolygonWithColor( VIEW_WIDTH / 2.0f, VIEW_HEIGHT / 2.0f, 0.5f, 0.5f, nCenterColor,
xt[3], yt[3], xt[3] / VIEW_WIDTH, yt[3] / VIEW_HEIGHT, 0x00ffffff,
xt[2], yt[2], xt[2] / VIEW_WIDTH, yt[2] / VIEW_HEIGHT, 0x00ffffff,
&g_tPic1 );
fAngle1 += fAngleDelta;
fAngle2 += fAngleDelta;
}
}
return 0;
}
