skia2/tools/VisualBench/VisualBench.cpp
2015-12-04 09:02:34 -08:00

197 lines
4.9 KiB
C++

/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
*/
#include "VisualBench.h"
#include "GrContext.h"
#include "ProcStats.h"
#include "SkApplication.h"
#include "SkCanvas.h"
#include "SkCommandLineFlags.h"
#include "SkGraphics.h"
#include "SkGr.h"
#include "SkOSFile.h"
#include "SkStream.h"
#include "Stats.h"
#include "VisualDebugModule.h"
#include "VisualLightweightBenchModule.h"
#include "VisualInteractiveModule.h"
#include "gl/GrGLInterface.h"
#include <stdlib.h>
DEFINE_bool2(fullscreen, f, true, "Run fullscreen.");
DEFINE_string(mode, "classic", "one of: classic interactive debugger");
DEFINE_bool2(dif, d, false, "Use device-independent fonts.");
VisualBench::VisualBench(void* hwnd, int argc, char** argv)
: INHERITED(hwnd) {
SkDebugf("Command line arguments: ");
for (int i = 1; i < argc; ++i) {
SkDebugf("%s ", argv[i]);
}
SkDebugf("\n");
SkCommandLineFlags::Parse(argc, argv);
if (FLAGS_nvpr && !FLAGS_msaa) {
SkDebugf("Got nvpr without msaa. Exiting.\n");
exit(-1);
}
// these have to happen after commandline parsing
if (FLAGS_dif) {
const SkSurfaceProps& props(INHERITED::getSurfaceProps());
uint32_t flags = SkSurfaceProps::kUseDeviceIndependentFonts_Flag | props.flags();
INHERITED::setSurfaceProps(SkSurfaceProps(flags, props.pixelGeometry()));
}
fModule.reset(new VisualLightweightBenchModule(this));
if (FLAGS_mode.count()) {
SkASSERT(FLAGS_mode.count() == 1);
SkString mode(FLAGS_mode[0]);
if (mode == SkString("interactive")) {
fModule.reset(new VisualInteractiveModule(this));
} else if (mode == SkString("debugger")) {
fModule.reset(new VisualDebugModule(this));
}
}
this->setTitle();
this->setupBackend();
}
VisualBench::~VisualBench() {
this->tearDownContext();
}
void VisualBench::setTitle() {
SkString title("VisualBench");
INHERITED::setTitle(title.c_str());
}
SkSurface* VisualBench::createSurface() {
if (!fSurface) {
SkSurfaceProps props(INHERITED::getSurfaceProps());
fSurface.reset(SkSurface::NewRenderTargetDirect(fRenderTarget, &props));
}
// The caller will wrap the SkSurface in an SkAutoTUnref
return SkRef(fSurface.get());
}
bool VisualBench::setupBackend() {
this->setColorType(kRGBA_8888_SkColorType);
this->setVisibleP(true);
this->setClipToBounds(false);
if (FLAGS_fullscreen) {
if (!this->makeFullscreen()) {
SkDebugf("Could not go fullscreen!");
}
}
this->resetContext();
return true;
}
void VisualBench::resetContext() {
this->tearDownContext();
this->setupContext();
}
void VisualBench::setupContext() {
int screenSamples = FLAGS_offscreen ? 0 : FLAGS_msaa;
if (!this->attach(kNativeGL_BackEndType, screenSamples, &fAttachmentInfo)) {
SkDebugf("Not possible to create backend.\n");
INHERITED::detach();
SkFAIL("Could not create backend\n");
}
this->setVsync(false);
fSurface.reset(nullptr);
fInterface.reset(GrGLCreateNativeInterface());
// TODO use the GLContext creation factories and also set this all up in configs
if (!FLAGS_nvpr) {
fInterface.reset(GrGLInterfaceRemoveNVPR(fInterface));
}
SkASSERT(fInterface);
// setup contexts
fContext.reset(GrContext::Create(kOpenGL_GrBackend, (GrBackendContext)fInterface.get()));
SkASSERT(fContext);
// setup rendertargets
this->setupRenderTarget();
}
void VisualBench::tearDownContext() {
if (fContext) {
// We abandon the context in case SkWindow has kept a ref to the surface
fContext->abandonContext();
fContext.reset();
fSurface.reset();
fInterface.reset();
this->detach();
}
}
void VisualBench::setupRenderTarget() {
if (fContext) {
fRenderTarget.reset(this->renderTarget(fAttachmentInfo, fInterface, fContext));
}
}
void VisualBench::draw(SkCanvas* canvas) {
fModule->draw(canvas);
// Invalidate the window to force a redraw. Poor man's animation mechanism.
this->inval(nullptr);
}
void VisualBench::clear(SkCanvas* canvas, SkColor color, int frames) {
canvas->clear(color);
for (int i = 0; i < frames - 1; ++i) {
canvas->flush();
this->present();
canvas->clear(color);
}
}
void VisualBench::onSizeChange() {
this->setupRenderTarget();
}
bool VisualBench::onHandleChar(SkUnichar unichar) {
static const auto kEscKey = 27;
if (kEscKey == unichar) {
this->closeWindow();
return true;
}
return fModule->onHandleChar(unichar);
}
// Externally declared entry points
void application_init() {
SkGraphics::Init();
SkEvent::Init();
}
void application_term() {
SkEvent::Term();
}
SkOSWindow* create_sk_window(void* hwnd, int argc, char** argv) {
return new VisualBench(hwnd, argc, argv);
}