1 /*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "rsFBOCache.h"
18
19 #include "rsContext.h"
20 #include "rsAllocation.h"
21
22 using namespace android;
23 using namespace android::renderscript;
24
25
FBOCache()26 FBOCache::FBOCache() {
27 mDirty = true;
28 mHal.state.colorTargetsCount = 1;
29 mHal.state.colorTargets = new ObjectBaseRef<Allocation>[mHal.state.colorTargetsCount];
30 }
31
~FBOCache()32 FBOCache::~FBOCache() {
33 delete[] mHal.state.colorTargets;
34 }
35
init(Context * rsc)36 void FBOCache::init(Context *rsc) {
37 rsc->mHal.funcs.framebuffer.init(rsc, this);
38 }
39
deinit(Context * rsc)40 void FBOCache::deinit(Context *rsc) {
41 rsc->mHal.funcs.framebuffer.destroy(rsc, this);
42 }
43
bindColorTarget(Context * rsc,Allocation * a,uint32_t slot)44 void FBOCache::bindColorTarget(Context *rsc, Allocation *a, uint32_t slot) {
45 if (slot >= mHal.state.colorTargetsCount) {
46 LOGE("Invalid render target index");
47 return;
48 }
49 if (a != NULL) {
50 if (!a->getIsTexture()) {
51 LOGE("Invalid Color Target");
52 return;
53 }
54 }
55 mHal.state.colorTargets[slot].set(a);
56 mDirty = true;
57 }
58
bindDepthTarget(Context * rsc,Allocation * a)59 void FBOCache::bindDepthTarget(Context *rsc, Allocation *a) {
60 if (a != NULL) {
61 if (!a->getIsRenderTarget()) {
62 LOGE("Invalid Depth Target");
63 return;
64 }
65 }
66 mHal.state.depthTarget.set(a);
67 mDirty = true;
68 }
69
resetAll(Context *)70 void FBOCache::resetAll(Context *) {
71 for (uint32_t i = 0; i < mHal.state.colorTargetsCount; i ++) {
72 mHal.state.colorTargets[i].set(NULL);
73 }
74 mHal.state.depthTarget.set(NULL);
75 mDirty = true;
76 }
77
setup(Context * rsc)78 void FBOCache::setup(Context *rsc) {
79 if (!mDirty) {
80 return;
81 }
82
83 rsc->mHal.funcs.framebuffer.setActive(rsc, this);
84
85 mDirty = false;
86 }
87