1 /*
2 * Copyright (c) 2007, 2008, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 #include "D3DMaskCache.h"
27
28 HRESULT
CreateInstance(D3DContext * pCtx,D3DMaskCache ** ppMaskCache)29 D3DMaskCache::CreateInstance(D3DContext *pCtx, D3DMaskCache **ppMaskCache)
30 {
31 HRESULT res;
32
33 J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::CreateInstance");
34
35 *ppMaskCache = new D3DMaskCache();
36 if (FAILED(res = (*ppMaskCache)->Init(pCtx))) {
37 delete *ppMaskCache;
38 *ppMaskCache = NULL;
39 }
40 return res;
41 }
42
D3DMaskCache()43 D3DMaskCache::D3DMaskCache()
44 {
45 J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::D3DMaskCache");
46 this->pCtx = NULL;
47 maskCacheIndex = 0;
48 }
49
~D3DMaskCache()50 D3DMaskCache::~D3DMaskCache()
51 {
52 J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::~D3DMaskCache");
53 pCtx = NULL;
54 maskCacheIndex = 0;
55 }
56
57 HRESULT
Init(D3DContext * pCtx)58 D3DMaskCache::Init(D3DContext *pCtx)
59 {
60 J2dTraceLn1(J2D_TRACE_INFO, "D3DMaskCache::Init pCtx=%x", pCtx);
61 this->pCtx = pCtx;
62 this->maskCacheIndex = 0;
63 return S_OK;
64 }
65
Enable()66 HRESULT D3DMaskCache::Enable()
67 {
68 HRESULT res;
69
70 J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::Enable");
71
72 D3DResource *pMaskTexRes;
73 res = pCtx->GetResourceManager()->GetMaskTexture(&pMaskTexRes);
74 RETURN_STATUS_IF_FAILED(res);
75
76 res = pCtx->SetTexture(pMaskTexRes->GetTexture(), 0);
77
78 IDirect3DDevice9 *pd3dDevice = pCtx->Get3DDevice();
79 D3DTEXTUREFILTERTYPE fhint =
80 pCtx->IsTextureFilteringSupported(D3DTEXF_NONE) ?
81 D3DTEXF_NONE : D3DTEXF_POINT;
82 pd3dDevice->SetSamplerState(0, D3DSAMP_MAGFILTER, fhint);
83 pd3dDevice->SetSamplerState(0, D3DSAMP_MINFILTER, fhint);
84
85 return res;
86 }
87
Disable()88 HRESULT D3DMaskCache::Disable()
89 {
90 J2dTraceLn(J2D_TRACE_INFO, "D3DMaskCache::Disable");
91
92 maskCacheIndex = 0;
93
94 return pCtx->SetTexture(NULL, 0);
95 }
96
AddMaskQuad(int srcx,int srcy,int dstx,int dsty,int width,int height,int maskscan,void * mask)97 HRESULT D3DMaskCache::AddMaskQuad(int srcx, int srcy,
98 int dstx, int dsty,
99 int width, int height,
100 int maskscan, void *mask)
101 {
102 HRESULT res;
103 float tx1, ty1, tx2, ty2;
104 float dx1, dy1, dx2, dy2;
105
106 J2dTraceLn1(J2D_TRACE_INFO, "D3DVertexCacher::AddMaskQuad: %d",
107 maskCacheIndex);
108
109 if (maskCacheIndex >= D3D_MASK_CACHE_MAX_INDEX ||
110 pCtx->pVCacher->GetFreeVertices() < 6)
111 {
112 res = pCtx->pVCacher->Render();
113 RETURN_STATUS_IF_FAILED(res);
114 maskCacheIndex = 0;
115 }
116
117 if (mask != NULL) {
118 int texx = D3D_MASK_CACHE_TILE_WIDTH *
119 (maskCacheIndex % D3D_MASK_CACHE_WIDTH_IN_TILES);
120 int texy = D3D_MASK_CACHE_TILE_HEIGHT *
121 (maskCacheIndex / D3D_MASK_CACHE_WIDTH_IN_TILES);
122 D3DResource *pMaskTexRes;
123
124 res = pCtx->GetResourceManager()->GetMaskTexture(&pMaskTexRes);
125 RETURN_STATUS_IF_FAILED(res);
126
127 // copy alpha mask into texture tile
128 pCtx->UploadTileToTexture(pMaskTexRes, mask,
129 texx, texy,
130 srcx, srcy,
131 width, height,
132 maskscan,
133 TILEFMT_1BYTE_ALPHA);
134
135 tx1 = ((float)texx) / D3D_MASK_CACHE_WIDTH_IN_TEXELS;
136 ty1 = ((float)texy) / D3D_MASK_CACHE_HEIGHT_IN_TEXELS;
137
138 maskCacheIndex++;
139 } else {
140 // use special fully opaque tile
141 tx1 = ((float)D3D_MASK_CACHE_SPECIAL_TILE_X) /
142 D3D_MASK_CACHE_WIDTH_IN_TEXELS;
143 ty1 = ((float)D3D_MASK_CACHE_SPECIAL_TILE_Y) /
144 D3D_MASK_CACHE_HEIGHT_IN_TEXELS;
145 }
146
147 tx2 = tx1 + (((float)width) / D3D_MASK_CACHE_WIDTH_IN_TEXELS);
148 ty2 = ty1 + (((float)height) / D3D_MASK_CACHE_HEIGHT_IN_TEXELS);
149
150 dx1 = (float)dstx;
151 dy1 = (float)dsty;
152 dx2 = dx1 + width;
153 dy2 = dy1 + height;
154
155 return pCtx->pVCacher->DrawTexture(dx1, dy1, dx2, dy2,
156 tx1, ty1, tx2, ty2);
157 }
158