gltrace_eglapi.cpp revision 93a826f78f6313db791e6fc880439189897651b3 
1/*
2 * Copyright 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 <stdlib.h>
18#include <cutils/log.h>
19#include <cutils/properties.h>
20
21#include "hooks.h"
22#include "glestrace.h"
23
24#include "gltrace_context.h"
25#include "gltrace_egl.h"
26#include "gltrace_hooks.h"
27#include "gltrace_transport.h"
28
29namespace android {
30
31using gltrace::GLTraceState;
32using gltrace::GLTraceContext;
33using gltrace::TCPStream;
34
35static GLTraceState *sGLTraceState;
36
37void GLTrace_start() {
38    char value[PROPERTY_VALUE_MAX];
39
40    property_get("debug.egl.debug_port", value, "5039");
41    const unsigned short port = (unsigned short)atoi(value);
42
43    int clientSocket = gltrace::acceptClientConnection(port);
44    if (clientSocket < 0) {
45        LOGE("Error creating GLTrace server socket. Quitting application.");
46        exit(-1);
47    }
48
49    // create communication channel to the host
50    TCPStream *stream = new TCPStream(clientSocket);
51
52    // initialize tracing state
53    sGLTraceState = new GLTraceState(stream);
54}
55
56void GLTrace_stop() {
57    delete sGLTraceState;
58    sGLTraceState = NULL;
59}
60
61void GLTrace_eglCreateContext(int version, EGLContext c) {
62    // update trace state for new EGL context
63    GLTraceContext *traceContext = sGLTraceState->createTraceContext(version, c);
64    gltrace::setupTraceContextThreadSpecific(traceContext);
65
66    // trace command through to the host
67    gltrace::GLTrace_eglCreateContext(version, traceContext->getId());
68}
69
70void GLTrace_eglMakeCurrent(const unsigned version, gl_hooks_t *hooks, EGLContext c) {
71    // setup per context state
72    GLTraceContext *traceContext = sGLTraceState->getTraceContext(c);
73    traceContext->hooks = hooks;
74    gltrace::setupTraceContextThreadSpecific(traceContext);
75
76    // trace command through to the host
77    gltrace::GLTrace_eglMakeCurrent(traceContext->getId());
78}
79
80void GLTrace_eglReleaseThread() {
81    gltrace::releaseContext();
82}
83
84void GLTrace_eglSwapBuffers(void *dpy, void *draw) {
85    gltrace::GLTrace_eglSwapBuffers(dpy, draw);
86}
87
88gl_hooks_t *GLTrace_getGLHooks() {
89    return gltrace::getGLHooks();
90}
91
92}
93