1 files changed, 157 insertions, 0 deletions
diff --git a/src/windows/native/sun/java2d/d3d/D3DMaskCache.cpp b/src/windows/native/sun/java2d/d3d/D3DMaskCache.cpp
new file mode 100644
index 000000000..1e56609d8
--- /dev/null
+++ b/src/windows/native/sun/java2d/d3d/D3DMaskCache.cpp
@@ -0,0 +1,157 @@
+/*
+ * Copyright 2007-2008 Sun Microsystems, Inc.  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.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.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);
+}