/*
* Copyright (c) 2007, 2008, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#include "D3DMaskCache.h"
HRESULT
D3DMaskCache::CreateInstance(D3DContext *pCtx, D3DMaskCache **ppMaskCache)
{
HRESULT res;
J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::CreateInstance");
*ppMaskCache = new D3DMaskCache();
if (FAILED(res = (*ppMaskCache)->Init(pCtx))) {
delete *ppMaskCache;
*ppMaskCache = NULL;
}
return res;
}
D3DMaskCache::D3DMaskCache()
{
J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::D3DMaskCache");
this->pCtx = NULL;
maskCacheIndex = 0;
}
D3DMaskCache::~D3DMaskCache()
{
J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::~D3DMaskCache");
pCtx = NULL;
maskCacheIndex = 0;
}
HRESULT
D3DMaskCache::Init(D3DContext *pCtx)
{
J2dTraceLn1(J2D_TRACE_INFO, "D3DMaskCache::Init pCtx=%x", pCtx);
this->pCtx = pCtx;
this->maskCacheIndex = 0;
return S_OK;
}
HRESULT D3DMaskCache::Enable()
{
HRESULT res;
J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::Enable");
D3DResource *pMaskTexRes;
res = pCtx->GetResourceManager()->GetMaskTexture(&pMaskTexRes);
RETURN_STATUS_IF_FAILED(res);
res = pCtx->SetTexture(pMaskTexRes->GetTexture(), 0);
IDirect3DDevice9 *pd3dDevice = pCtx->Get3DDevice();
D3DTEXTUREFILTERTYPE fhint =
pCtx->IsTextureFilteringSupported(D3DTEXF_NONE) ?
D3DTEXF_NONE : D3DTEXF_POINT;
pd3dDevice->SetSamplerState(0, D3DSAMP_MAGFILTER, fhint);
pd3dDevice->SetSamplerState(0, D3DSAMP_MINFILTER, fhint);
return res;
}
HRESULT D3DMaskCache::Disable()
{
J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::Disable");
maskCacheIndex = 0;
return pCtx->SetTexture(NULL, 0);
}
HRESULT D3DMaskCache::AddMaskQuad(int srcx, int srcy,
int dstx, int dsty,
int width, int height,
int maskscan, void *mask)
{
HRESULT res;
float tx1, ty1, tx2, ty2;
float dx1, dy1, dx2, dy2;
J2dTraceLn1(J2D_TRACE_INFO, "D3DVertexCacher::AddMaskQuad: %d",
maskCacheIndex);
if (maskCacheIndex >= D3D_MASK_CACHE_MAX_INDEX ||
pCtx->pVCacher->GetFreeVertices() < 6)
{
res = pCtx->pVCacher->Render();
RETURN_STATUS_IF_FAILED(res);
maskCacheIndex = 0;
}
if (mask != NULL) {
int texx = D3D_MASK_CACHE_TILE_WIDTH *
(maskCacheIndex % D3D_MASK_CACHE_WIDTH_IN_TILES);
int texy = D3D_MASK_CACHE_TILE_HEIGHT *
(maskCacheIndex / D3D_MASK_CACHE_WIDTH_IN_TILES);
D3DResource *pMaskTexRes;
res = pCtx->GetResourceManager()->GetMaskTexture(&pMaskTexRes);
RETURN_STATUS_IF_FAILED(res);
// copy alpha mask into texture tile
pCtx->UploadTileToTexture(pMaskTexRes, mask,
texx, texy,
srcx, srcy,
width, height,
maskscan,
TILEFMT_1BYTE_ALPHA);
tx1 = ((float)texx) / D3D_MASK_CACHE_WIDTH_IN_TEXELS;
ty1 = ((float)texy) / D3D_MASK_CACHE_HEIGHT_IN_TEXELS;
maskCacheIndex++;
} else {
// use special fully opaque tile
tx1 = ((float)D3D_MASK_CACHE_SPECIAL_TILE_X) /
D3D_MASK_CACHE_WIDTH_IN_TEXELS;
ty1 = ((float)D3D_MASK_CACHE_SPECIAL_TILE_Y) /
D3D_MASK_CACHE_HEIGHT_IN_TEXELS;
}
tx2 = tx1 + (((float)width) / D3D_MASK_CACHE_WIDTH_IN_TEXELS);
ty2 = ty1 + (((float)height) / D3D_MASK_CACHE_HEIGHT_IN_TEXELS);
dx1 = (float)dstx;
dy1 = (float)dsty;
dx2 = dx1 + width;
dy2 = dy1 + height;
return pCtx->pVCacher->DrawTexture(dx1, dy1, dx2, dy2,
tx1, ty1, tx2, ty2);
}