rsAdapter.cpp revision 326e0ddf89e8df2837752fbfd7a014814b32082c 
1
2/*
3 * Copyright (C) 2009 The Android Open Source Project
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 *      http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18#include "rsContext.h"
19
20using namespace android;
21using namespace android::renderscript;
22
23
24Adapter1D::Adapter1D()
25{
26    reset();
27}
28
29Adapter1D::Adapter1D(Allocation *a)
30{
31    reset();
32    setAllocation(a);
33}
34
35void Adapter1D::reset()
36{
37    mY = 0;
38    mZ = 0;
39    mLOD = 0;
40    mFace = 0;
41}
42
43void * Adapter1D::getElement(uint32_t x)
44{
45    rsAssert(mAllocation.get());
46    rsAssert(mAllocation->getPtr());
47    rsAssert(mAllocation->getType());
48    uint8_t * ptr = static_cast<uint8_t *>(mAllocation->getPtr());
49    ptr += mAllocation->getType()->getLODOffset(mLOD, x, mY);
50    return ptr;
51}
52
53void Adapter1D::subData(uint32_t xoff, uint32_t count, const void *data)
54{
55    if (mAllocation.get() && mAllocation.get()->getType()) {
56        void *ptr = getElement(xoff);
57        count *= mAllocation.get()->getType()->getElementSizeBytes();
58        memcpy(ptr, data, count);
59    }
60}
61
62void Adapter1D::data(const void *data)
63{
64    memcpy(getElement(0),
65           data,
66           mAllocation.get()->getType()->getSizeBytes());
67}
68
69namespace android {
70namespace renderscript {
71
72RsAdapter1D rsi_Adapter1DCreate(Context *rsc)
73{
74    return new Adapter1D();
75}
76
77void rsi_Adapter1DDestroy(Context *rsc, RsAdapter1D va)
78{
79    Adapter1D * a = static_cast<Adapter1D *>(va);
80    a->decRef();
81}
82
83void rsi_Adapter1DBindAllocation(Context *rsc, RsAdapter1D va, RsAllocation valloc)
84{
85    Adapter1D * a = static_cast<Adapter1D *>(va);
86    Allocation * alloc = static_cast<Allocation *>(valloc);
87    a->setAllocation(alloc);
88}
89
90void rsi_Adapter1DSetConstraint(Context *rsc, RsAdapter1D va, RsDimension dim, uint32_t value)
91{
92    Adapter1D * a = static_cast<Adapter1D *>(va);
93    switch(dim) {
94    case RS_DIMENSION_X:
95        rsAssert(!"Cannot contrain X in an 1D adapter");
96        return;
97    case RS_DIMENSION_Y:
98        a->setY(value);
99        break;
100    case RS_DIMENSION_Z:
101        a->setZ(value);
102        break;
103    case RS_DIMENSION_LOD:
104        a->setLOD(value);
105        break;
106    case RS_DIMENSION_FACE:
107        a->setFace(value);
108        break;
109    default:
110        rsAssert(!"Unimplemented constraint");
111        return;
112    }
113}
114
115void rsi_Adapter1DSubData(Context *rsc, RsAdapter1D va, uint32_t xoff, uint32_t count, const void *data)
116{
117    Adapter1D * a = static_cast<Adapter1D *>(va);
118    a->subData(xoff, count, data);
119}
120
121void rsi_Adapter1DData(Context *rsc, RsAdapter1D va, const void *data)
122{
123    Adapter1D * a = static_cast<Adapter1D *>(va);
124    a->data(data);
125}
126
127}
128}
129
130//////////////////////////
131
132Adapter2D::Adapter2D()
133{
134    reset();
135}
136
137Adapter2D::Adapter2D(Allocation *a)
138{
139    reset();
140    setAllocation(a);
141}
142
143void Adapter2D::reset()
144{
145    mZ = 0;
146    mLOD = 0;
147    mFace = 0;
148}
149
150void * Adapter2D::getElement(uint32_t x, uint32_t y) const
151{
152    rsAssert(mAllocation.get());
153    rsAssert(mAllocation->getPtr());
154    rsAssert(mAllocation->getType());
155    uint8_t * ptr = static_cast<uint8_t *>(mAllocation->getPtr());
156    ptr += mAllocation->getType()->getLODOffset(mLOD, x, y);
157    return ptr;
158}
159
160void Adapter2D::subData(uint32_t xoff, uint32_t yoff, uint32_t w, uint32_t h, const void *data)
161{
162    rsAssert(mAllocation.get());
163    rsAssert(mAllocation->getPtr());
164    rsAssert(mAllocation->getType());
165
166    uint32_t eSize = mAllocation.get()->getType()->getElementSizeBytes();
167    uint32_t lineSize = eSize * w;
168    uint32_t destW = getDimX();
169
170    const uint8_t *src = static_cast<const uint8_t *>(data);
171    for (uint32_t line=yoff; line < (yoff+h); line++) {
172        memcpy(getElement(xoff, line), src, lineSize);
173        src += lineSize;
174    }
175}
176
177void Adapter2D::data(const void *data)
178{
179    memcpy(getElement(0,0),
180           data,
181           mAllocation.get()->getType()->getSizeBytes());
182}
183
184
185
186namespace android {
187namespace renderscript {
188
189RsAdapter2D rsi_Adapter2DCreate(Context *rsc)
190{
191    return new Adapter2D();
192}
193
194void rsi_Adapter2DDestroy(Context *rsc, RsAdapter2D va)
195{
196    Adapter2D * a = static_cast<Adapter2D *>(va);
197    a->decRef();
198}
199
200void rsi_Adapter2DBindAllocation(Context *rsc, RsAdapter2D va, RsAllocation valloc)
201{
202    Adapter2D * a = static_cast<Adapter2D *>(va);
203    Allocation * alloc = static_cast<Allocation *>(valloc);
204    a->setAllocation(alloc);
205}
206
207void rsi_Adapter2DSetConstraint(Context *rsc, RsAdapter2D va, RsDimension dim, uint32_t value)
208{
209    Adapter2D * a = static_cast<Adapter2D *>(va);
210    switch(dim) {
211    case RS_DIMENSION_X:
212        rsAssert(!"Cannot contrain X in an 2D adapter");
213        return;
214    case RS_DIMENSION_Y:
215        rsAssert(!"Cannot contrain Y in an 2D adapter");
216        break;
217    case RS_DIMENSION_Z:
218        a->setZ(value);
219        break;
220    case RS_DIMENSION_LOD:
221        a->setLOD(value);
222        break;
223    case RS_DIMENSION_FACE:
224        a->setFace(value);
225        break;
226    default:
227        rsAssert(!"Unimplemented constraint");
228        return;
229    }
230}
231
232void rsi_Adapter2DData(Context *rsc, RsAdapter2D va, const void *data)
233{
234    Adapter2D * a = static_cast<Adapter2D *>(va);
235    a->data(data);
236}
237
238void rsi_Adapter2DSubData(Context *rsc, RsAdapter2D va, uint32_t xoff, uint32_t yoff, uint32_t w, uint32_t h, const void *data)
239{
240    Adapter2D * a = static_cast<Adapter2D *>(va);
241    a->subData(xoff, yoff, w, h, data);
242}
243
244}
245}
246