Layer.cpp revision 56257aff8a55c847be72be9924c392033fd8151d 
1/*
2 * Copyright (C) 2012 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#define LOG_TAG "OpenGLRenderer"
18
19#include <utils/Log.h>
20
21#include "Layer.h"
22#include "OpenGLRenderer.h"
23#include "Caches.h"
24
25namespace android {
26namespace uirenderer {
27
28Layer::Layer(const uint32_t layerWidth, const uint32_t layerHeight) {
29    mesh = NULL;
30    meshIndices = NULL;
31    meshElementCount = 0;
32    cacheable = true;
33    textureLayer = false;
34    renderTarget = GL_TEXTURE_2D;
35    texture.width = layerWidth;
36    texture.height = layerHeight;
37    colorFilter = NULL;
38    deferredUpdateScheduled = false;
39    renderer = NULL;
40    displayList = NULL;
41    fbo = 0;
42    Caches::getInstance().resourceCache.incrementRefcount(this);
43}
44
45Layer::~Layer() {
46    if (mesh) delete mesh;
47    if (meshIndices) delete meshIndices;
48    if (colorFilter) Caches::getInstance().resourceCache.decrementRefcount(colorFilter);
49    if (fbo) Caches::getInstance().fboCache.put(fbo);
50    deleteTexture();
51}
52
53void Layer::freeResourcesLocked() {
54    if (colorFilter) {
55        Caches::getInstance().resourceCache.decrementRefcountLocked(colorFilter);
56        colorFilter = NULL;
57    }
58}
59
60void Layer::setPaint(SkPaint* paint) {
61    OpenGLRenderer::getAlphaAndModeDirect(paint, &alpha, &mode);
62}
63
64void Layer::setColorFilter(SkiaColorFilter* filter) {
65    if (colorFilter) {
66        Caches::getInstance().resourceCache.decrementRefcount(colorFilter);
67    }
68    colorFilter = filter;
69    if (colorFilter) {
70        Caches::getInstance().resourceCache.incrementRefcount(colorFilter);
71    }
72}
73
74
75
76}; // namespace uirenderer
77}; // namespace android
78