axmol/tests/cpp-tests/Classes/MaterialSystemTest/MaterialSystemTest.cpp

/****************************************************************************
 Copyright (c) 2012 cocos2d-x.org
 Copyright (c) 2013-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.

 https://axmolengine.github.io/

 Permission is hereby granted, free of charge, to any person obtaining a copy
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 The above copyright notice and this permission notice shall be included in
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 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 THE SOFTWARE.
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#include "MaterialSystemTest.h"

#include <ctime>
#include <spine/spine-cocos2dx.h>

#include "../testResource.h"
#include "cocos2d.h"
#include "ui/CocosGUI.h"

USING_NS_AX;

static void printProperties(Properties* properties, int indent);

// MARK: Tests

MaterialSystemTest::MaterialSystemTest()
{
    ADD_TEST_CASE(Material_2DEffects);
    ADD_TEST_CASE(Material_AutoBindings);
    ADD_TEST_CASE(Material_setTechnique);
    ADD_TEST_CASE(Material_clone);
    ADD_TEST_CASE(Material_MultipleMeshRenderer);
    ADD_TEST_CASE(Material_MeshRendererTest);
    ADD_TEST_CASE(Material_parsePerformance);
}

std::string MaterialSystemBaseTest::title() const
{
    return "Material System";
}

// MARK: Tests start here

void Material_MeshRendererTest::onEnter()
{
    MaterialSystemBaseTest::onEnter();

    auto mesh = MeshRenderer::create("MeshRendererTest/boss1.obj");
    mesh->setScale(8.f);
    mesh->setTexture("MeshRendererTest/boss.png");
    this->addChild(mesh);
    mesh->setPositionNormalized(Vec2(0.5f, 0.5f));
}

std::string Material_MeshRendererTest::subtitle() const
{
    return "Material System on MeshRenderer";
}

void Material_MultipleMeshRenderer::onEnter()
{
    MaterialSystemBaseTest::onEnter();

    const char* names[] = {
        "MeshRendererTest/ReskinGirl.c3b", "MeshRendererTest/ReskinGirl.c3b", "MeshRendererTest/ReskinGirl.c3b",
        "MeshRendererTest/ReskinGirl.c3b", "MeshRendererTest/ReskinGirl.c3b", "MeshRendererTest/ReskinGirl.c3b",
        "MeshRendererTest/ReskinGirl.c3b", "MeshRendererTest/ReskinGirl.c3b",
    };

    const int totalNames = sizeof(names) / sizeof(names[0]);

    auto size = Director::getInstance()->getWinSize();

    for (int i = 0; i < totalNames; i++)
    {
        auto mesh = MeshRenderer::create(names[i]);
        this->addChild(mesh);
        mesh->setPosition(Vec2((size.width / (totalNames + 1)) * (i + 1), size.height / 4));
        mesh->setScale(3);
    }
}

std::string Material_MultipleMeshRenderer::subtitle() const
{
    return "Sprites with multiple meshes";
}

//
// MARK: Material_2DEffects
//
void Material_2DEffects::onEnter()
{
    MaterialSystemBaseTest::onEnter();

    auto properties = Properties::createNonRefCounted("Materials/2d_effects.material#sample");

    // Print the properties of every namespace within this one.
    printProperties(properties, 0);

    Material* mat1 = Material::createWithProperties(properties);

    auto meshBlur = Sprite::create("Images/grossini.png");
    meshBlur->setPositionNormalized(Vec2(0.2f, 0.5f));
    this->addChild(meshBlur);
    meshBlur->setProgramState(mat1->getTechniqueByName("blur")->getPassByIndex(0)->getProgramState());

    auto meshOutline = Sprite::create("Images/grossini.png");
    meshOutline->setPositionNormalized(Vec2(0.4f, 0.5f));
    this->addChild(meshOutline);
    meshOutline->setProgramState(mat1->getTechniqueByName("outline")->getPassByIndex(0)->getProgramState());

    auto meshNoise = Sprite::create("Images/grossini.png");
    meshNoise->setPositionNormalized(Vec2(0.6f, 0.5f));
    this->addChild(meshNoise);
    meshNoise->setProgramState(mat1->getTechniqueByName("noise")->getPassByIndex(0)->getProgramState());

    auto meshEdgeDetect = Sprite::create("Images/grossini.png");
    meshEdgeDetect->setPositionNormalized(Vec2(0.8f, 0.5f));
    this->addChild(meshEdgeDetect);
    meshEdgeDetect->setProgramState(mat1->getTechniqueByName("edge_detect")->getPassByIndex(0)->getProgramState());

    timeUniforms.clear();

#define FETCH_CCTIME_LOCATION(mesh)                                   \
    do                                                                  \
    {                                                                   \
        auto programState = mesh->getProgramState();                  \
        auto location     = programState->getUniformLocation("u_Time"); \
        timeUniforms.emplace_back(programState, location);              \
    } while (0)

    FETCH_CCTIME_LOCATION(meshBlur);
    FETCH_CCTIME_LOCATION(meshOutline);
    FETCH_CCTIME_LOCATION(meshNoise);
    FETCH_CCTIME_LOCATION(meshEdgeDetect);

    schedule(AX_SCHEDULE_SELECTOR(Material_2DEffects::updateCCTimeUniforms));

    // properties is not a "Ref" object
    AX_SAFE_DELETE(properties);
}

std::string Material_2DEffects::subtitle() const
{
    return "Testing effects on Sprite";
}

void Material_2DEffects::updateCCTimeUniforms(float)
{
    float time = Director::getInstance()->getTotalFrames() * Director::getInstance()->getAnimationInterval();
    Vec4 random(time / 10.0f, time, time * 2.0f, time * 4.0f);
    for (auto&& loc : timeUniforms)
    {
        loc.programState->setUniform(loc.location, &random, sizeof(random));
    }
}

//
// MARK: Material_AutoBindings
//

/*
 * Custom material auto-binding resolver for terrain.
 */
class EffectAutoBindingResolver : public backend::ProgramState::AutoBindingResolver
{
    virtual bool resolveAutoBinding(backend::ProgramState* programState,
                                    /* Node* node,*/ std::string_view uniform,
                                    std::string_view autoBinding) override;

    void callbackRadius(backend::ProgramState* programState, backend::UniformLocation uniform);
    void callbackColor(backend::ProgramState* programState, backend::UniformLocation uniform);
};

bool EffectAutoBindingResolver::resolveAutoBinding(backend::ProgramState* programState,
                                                   /*Node* node,*/ std::string_view uniform,
                                                   std::string_view autoBinding)
{
    if (autoBinding.compare("DYNAMIC_RADIUS") == 0)
    {
        auto loc = programState->getUniformLocation(uniform);
        programState->setCallbackUniform(loc, AX_CALLBACK_2(EffectAutoBindingResolver::callbackRadius, this));
        return true;
    }
    else if (autoBinding.compare("OUTLINE_COLOR") == 0)
    {
        auto loc = programState->getUniformLocation(uniform);
        programState->setCallbackUniform(loc, AX_CALLBACK_2(EffectAutoBindingResolver::callbackColor, this));
        return true;
    }
    return false;
}

void EffectAutoBindingResolver::callbackRadius(backend::ProgramState* programState, backend::UniformLocation uniform)
{
    float f = AXRANDOM_0_1() * 10;
    programState->setUniform(uniform, &f, sizeof(f));
}

void EffectAutoBindingResolver::callbackColor(backend::ProgramState* programState, backend::UniformLocation uniform)
{
    float r = AXRANDOM_0_1();
    float g = AXRANDOM_0_1();
    float b = AXRANDOM_0_1();
    Vec3 color(r, g, b);

    programState->setUniform(uniform, &color, sizeof(color));
}

Material_AutoBindings::Material_AutoBindings()
{
    _resolver = new EffectAutoBindingResolver;
}

Material_AutoBindings::~Material_AutoBindings()
{
    delete _resolver;
}

void Material_AutoBindings::onEnter()
{
    MaterialSystemBaseTest::onEnter();

    //    auto properties = Properties::createNonRefCounted("Materials/2d_effects.material#sample");
    auto properties = Properties::createNonRefCounted("Materials/auto_binding_test.material#sample");

    // Print the properties of every namespace within this one.
    printProperties(properties, 0);

    Material* mat1 = Material::createWithProperties(properties);

    auto meshBlur = Sprite::create("Images/grossini.png");
    meshBlur->setPositionNormalized(Vec2(0.2f, 0.5f));
    this->addChild(meshBlur);
    meshBlur->setProgramState(mat1->getTechniqueByName("blur")->getPassByIndex(0)->getProgramState());

    auto meshOutline = Sprite::create("Images/grossini.png");
    meshOutline->setPositionNormalized(Vec2(0.4f, 0.5f));
    this->addChild(meshOutline);
    meshOutline->setProgramState(mat1->getTechniqueByName("outline")->getPassByIndex(0)->getProgramState());

    auto meshNoise = Sprite::create("Images/grossini.png");
    meshNoise->setPositionNormalized(Vec2(0.6f, 0.5f));
    this->addChild(meshNoise);
    meshNoise->setProgramState(mat1->getTechniqueByName("noise")->getPassByIndex(0)->getProgramState());

    auto meshEdgeDetect = Sprite::create("Images/grossini.png");
    meshEdgeDetect->setPositionNormalized(Vec2(0.8f, 0.5f));
    this->addChild(meshEdgeDetect);
    meshEdgeDetect->setProgramState(mat1->getTechniqueByName("edge_detect")->getPassByIndex(0)->getProgramState());

    _noiseProgramState = meshNoise->getProgramState();
    _locationTime      = _noiseProgramState->getUniformLocation("u_Time");

    schedule(AX_SCHEDULE_SELECTOR(Material_AutoBindings::updateUniformTime));
    // properties is not a "Ref" object
    AX_SAFE_DELETE(properties);
}

std::string Material_AutoBindings::subtitle() const
{
    return "Testing auto-bindings uniforms";
}

void Material_AutoBindings::updateUniformTime(float dt)
{
    float time = Director::getInstance()->getTotalFrames() * Director::getInstance()->getAnimationInterval();
    Vec4 random(time / 10.0f, time, time * 2.0f, time * 4.0f);
    _noiseProgramState->setUniform(_locationTime, &random, sizeof(random));
}

//
//
//
void Material_setTechnique::onEnter()
{
    MaterialSystemBaseTest::onEnter();

    auto mesh = MeshRenderer::create("MeshRendererTest/boss1.obj");
    mesh->setScale(6);
    this->addChild(mesh);
    mesh->setPositionNormalized(Vec2(0.5f, 0.5f));
    _mesh = mesh;

    Material* mat = Material::createWithFilename("Materials/3d_effects.material");
    mesh->setMaterial(mat);

    // lights
    auto light1 = AmbientLight::create(Color3B::RED);
    addChild(light1);

    auto light2 = DirectionLight::create(Vec3(-1, 1, 0), Color3B::GREEN);
    addChild(light2);

    this->schedule(AX_CALLBACK_1(Material_setTechnique::changeMaterial, this), 1, "cookie");
    _techniqueState = 0;

    auto rot    = RotateBy::create(5, Vec3(30.0f, 60.0f, 270.0f));
    auto repeat = RepeatForever::create(rot);
    mesh->runAction(repeat);
}

std::string Material_setTechnique::subtitle() const
{
    return "Testing setTechnique()";
}

void Material_setTechnique::changeMaterial(float dt)
{
    // get it from Mesh 0
    switch (_techniqueState)
    {
    case 0:
        _mesh->getMaterial(0)->setTechnique("lit");
        break;
    case 1:
        _mesh->getMaterial(0)->setTechnique("normal");
        break;
    case 2:
        _mesh->getMaterial(0)->setTechnique("outline");
        break;
    default:
        break;
    }

    _techniqueState = (_techniqueState + 1) % 3;
}

//
//
//
void Material_clone::onEnter()
{
    MaterialSystemBaseTest::onEnter();

    auto mesh = MeshRenderer::create("MeshRendererTest/boss1.obj");
    mesh->setScale(3);
    this->addChild(mesh);
    mesh->setPositionNormalized(Vec2(0.25f, 0.5f));

    Material* mat = Material::createWithFilename("Materials/3d_effects.material");
    mesh->setMaterial(mat);

    auto rot    = RotateBy::create(5, Vec3(360.0f, 240.0f, 120.0f));
    auto repeat = RepeatForever::create(rot);
    mesh->runAction(repeat);

    // mesh 2... using same material
    auto mesh2 = MeshRenderer::create("MeshRendererTest/boss1.obj");
    mesh2->setScale(3);
    this->addChild(mesh2);
    mesh2->setPositionNormalized(Vec2(0.5f, 0.5f));
    mesh2->setMaterial(mat);
    mesh2->runAction(repeat->clone());

    // mesh 3... using cloned material
    auto mesh3 = MeshRenderer::create("MeshRendererTest/boss1.obj");
    mesh3->setScale(3);
    this->addChild(mesh3);
    mesh3->setPositionNormalized(Vec2(0.75f, 0.5f));
    auto mat2 = mat->clone();
    mesh3->setMaterial(mat2);
    mesh3->runAction(repeat->clone());

    // testing clone
    // should affect both mesh 1 and mesh 2
    mat->setTechnique("outline");

    // should affect only mesh 3
    //    mat2->setTechnique("normal");
}

std::string Material_clone::subtitle() const
{
    return "Testing material->clone()";
}

//
//
//
const int SHOW_LEBAL_TAG = 114;

void Material_parsePerformance::onEnter()
{
    MaterialSystemBaseTest::onEnter();

    _maxParsingCoumt = 5e3;

    auto screenSize = Director::getInstance()->getWinSize();

    ui::Slider* slider = ui::Slider::create();
    slider->loadBarTexture("cocosui/sliderTrack.png");
    slider->loadSlidBallTextures("cocosui/sliderThumb.png", "cocosui/sliderThumb.png", "");
    slider->loadProgressBarTexture("cocosui/sliderProgress.png");
    slider->setPercent(50);

    slider->setPosition(Vec2(screenSize.width / 2.0f, screenSize.height / 3.0f));
    slider->addEventListener([&](Ref* sender, ui::Slider::EventType type) {
        if (type == ui::Slider::EventType::ON_SLIDEBALL_UP)
        {
            ui::Slider* slider = dynamic_cast<ui::Slider*>(sender);
            float p            = slider->getPercent() / 100.0f;
            slider->setTouchEnabled(false);
            AXLOG("Will parsing material %d times", (int)(p * _maxParsingCoumt));
            Label* label = dynamic_cast<Label*>(this->getChildByTag(SHOW_LEBAL_TAG));
            if (label)
            {
                label->setString("Testing start!");
            }
            this->scheduleOnce(
                [this, p, slider](float) {
                    this->parsingTesting(p * _maxParsingCoumt);
                    slider->setTouchEnabled(true);
                },
                1.0, "schedule test parsing");
        }
    });

    addChild(slider);

    auto label = Label::createWithSystemFont(
        "Max parsing count is 10000, which may crash because of high memory consumption.", "Helvetica", 10);
    label->setPosition(Vec2(screenSize.width / 2.0f, screenSize.height / 2.0f - 20));
    addChild(label);
    label = Label::createWithSystemFont("Slide to test parsing performance", "Helvetica", 10);
    label->setPosition(Vec2(screenSize.width / 2.0f, screenSize.height / 2.0f));
    addChild(label);

    label = Label::createWithSystemFont("", "Helvetica", 10);
    label->setPosition(Vec2(screenSize.width / 2.0f, screenSize.height / 2.0f + 20));
    label->setTag(SHOW_LEBAL_TAG);
    addChild(label);
}

void Material_parsePerformance::parsingTesting(unsigned int count)
{
    std::clock_t begin = std::clock();

    for (unsigned int i = 0; i < count; i++)
    {
        Material::createWithFilename("Materials/2d_effects.material");
        Material::createWithFilename("Materials/3d_effects.material");
    }

    std::clock_t end    = std::clock();
    double elapsed_secs = double(end - begin) / CLOCKS_PER_SEC;
    Label* label        = dynamic_cast<Label*>(this->getChildByTag(SHOW_LEBAL_TAG));
    if (label)
    {
        std::string str = StringUtils::format("Testing completed! Took: %.3f seconds for parsing material %d times.",
                                              elapsed_secs, count);
        label->setString(str);

        AXLOG("Took: %.3f seconds for parsing material %d times.", elapsed_secs, count);
    }
}

std::string Material_parsePerformance::subtitle() const
{
    return "Testing parsing performance";
}

// MARK: Helper functions

static void printProperties(Properties* properties, int indent)
{
    // Print the name and ID of the current namespace.
    const char* spacename = properties->getNamespace();
    const char* id        = properties->getId();
    char chindent[64];
    int i = 0;
    for (i = 0; i < indent * 2; i++)
        chindent[i] = ' ';
    chindent[i] = '\0';

    log("%sNamespace: %s  ID: %s\n%s{", chindent, spacename, id, chindent);

    // Print all properties in this namespace.
    const char* name  = properties->getNextProperty();
    const char* value = NULL;
    while (name != NULL)
    {
        value = properties->getString(name);
        log("%s%s = %s", chindent, name, value);
        name = properties->getNextProperty();
    }

    Properties* space = properties->getNextNamespace();
    while (space != NULL)
    {
        printProperties(space, indent + 1);
        space = properties->getNextNamespace();
    }

    log("%s}\n", chindent);
}