rsAdapter.cpp revision d3c8de2efc8f4f9287e0a8dfdeefb03ba6aaec98 
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    Adapter1D *a = new Adapter1D();
75    a->incRef();
76    return a;
77}
78
79void rsi_Adapter1DDestroy(Context *rsc, RsAdapter1D va)
80{
81    Adapter1D * a = static_cast<Adapter1D *>(va);
82    a->decRef();
83}
84
85void rsi_Adapter1DBindAllocation(Context *rsc, RsAdapter1D va, RsAllocation valloc)
86{
87    Adapter1D * a = static_cast<Adapter1D *>(va);
88    Allocation * alloc = static_cast<Allocation *>(valloc);
89    a->setAllocation(alloc);
90}
91
92void rsi_Adapter1DSetConstraint(Context *rsc, RsAdapter1D va, RsDimension dim, uint32_t value)
93{
94    Adapter1D * a = static_cast<Adapter1D *>(va);
95    switch(dim) {
96    case RS_DIMENSION_X:
97        rsAssert(!"Cannot contrain X in an 1D adapter");
98        return;
99    case RS_DIMENSION_Y:
100        a->setY(value);
101        break;
102    case RS_DIMENSION_Z:
103        a->setZ(value);
104        break;
105    case RS_DIMENSION_LOD:
106        a->setLOD(value);
107        break;
108    case RS_DIMENSION_FACE:
109        a->setFace(value);
110        break;
111    default:
112        rsAssert(!"Unimplemented constraint");
113        return;
114    }
115}
116
117void rsi_Adapter1DSubData(Context *rsc, RsAdapter1D va, uint32_t xoff, uint32_t count, const void *data)
118{
119    Adapter1D * a = static_cast<Adapter1D *>(va);
120    a->subData(xoff, count, data);
121}
122
123void rsi_Adapter1DData(Context *rsc, RsAdapter1D va, const void *data)
124{
125    Adapter1D * a = static_cast<Adapter1D *>(va);
126    a->data(data);
127}
128
129}
130}
131
132//////////////////////////
133
134Adapter2D::Adapter2D()
135{
136    reset();
137}
138
139Adapter2D::Adapter2D(Allocation *a)
140{
141    reset();
142    setAllocation(a);
143}
144
145void Adapter2D::reset()
146{
147    mZ = 0;
148    mLOD = 0;
149    mFace = 0;
150}
151
152void * Adapter2D::getElement(uint32_t x, uint32_t y) const
153{
154    rsAssert(mAllocation.get());
155    rsAssert(mAllocation->getPtr());
156    rsAssert(mAllocation->getType());
157    uint8_t * ptr = static_cast<uint8_t *>(mAllocation->getPtr());
158    ptr += mAllocation->getType()->getLODOffset(mLOD, x, y);
159    return ptr;
160}
161
162void Adapter2D::subData(uint32_t xoff, uint32_t yoff, uint32_t w, uint32_t h, const void *data)
163{
164    rsAssert(mAllocation.get());
165    rsAssert(mAllocation->getPtr());
166    rsAssert(mAllocation->getType());
167
168    uint32_t eSize = mAllocation.get()->getType()->getElementSizeBytes();
169    uint32_t lineSize = eSize * w;
170    uint32_t destW = getDimX();
171
172    const uint8_t *src = static_cast<const uint8_t *>(data);
173    for (uint32_t line=yoff; line < (yoff+h); line++) {
174        memcpy(getElement(xoff, line), src, lineSize);
175        src += lineSize;
176    }
177}
178
179void Adapter2D::data(const void *data)
180{
181    memcpy(getElement(0,0),
182           data,
183           mAllocation.get()->getType()->getSizeBytes());
184}
185
186
187
188namespace android {
189namespace renderscript {
190
191RsAdapter2D rsi_Adapter2DCreate(Context *rsc)
192{
193    Adapter2D *a = new Adapter2D();
194    a->incRef();
195    return a;
196}
197
198void rsi_Adapter2DDestroy(Context *rsc, RsAdapter2D va)
199{
200    Adapter2D * a = static_cast<Adapter2D *>(va);
201    a->decRef();
202}
203
204void rsi_Adapter2DBindAllocation(Context *rsc, RsAdapter2D va, RsAllocation valloc)
205{
206    Adapter2D * a = static_cast<Adapter2D *>(va);
207    Allocation * alloc = static_cast<Allocation *>(valloc);
208    a->setAllocation(alloc);
209}
210
211void rsi_Adapter2DSetConstraint(Context *rsc, RsAdapter2D va, RsDimension dim, uint32_t value)
212{
213    Adapter2D * a = static_cast<Adapter2D *>(va);
214    switch(dim) {
215    case RS_DIMENSION_X:
216        rsAssert(!"Cannot contrain X in an 2D adapter");
217        return;
218    case RS_DIMENSION_Y:
219        rsAssert(!"Cannot contrain Y in an 2D adapter");
220        break;
221    case RS_DIMENSION_Z:
222        a->setZ(value);
223        break;
224    case RS_DIMENSION_LOD:
225        a->setLOD(value);
226        break;
227    case RS_DIMENSION_FACE:
228        a->setFace(value);
229        break;
230    default:
231        rsAssert(!"Unimplemented constraint");
232        return;
233    }
234}
235
236void rsi_Adapter2DData(Context *rsc, RsAdapter2D va, const void *data)
237{
238    Adapter2D * a = static_cast<Adapter2D *>(va);
239    a->data(data);
240}
241
242void rsi_Adapter2DSubData(Context *rsc, RsAdapter2D va, uint32_t xoff, uint32_t yoff, uint32_t w, uint32_t h, const void *data)
243{
244    Adapter2D * a = static_cast<Adapter2D *>(va);
245    a->subData(xoff, yoff, w, h, data);
246}
247
248}
249}
250