Files
filament/samples/hellopbr.cpp
Philip Rideout 4df214003e Revert accidental Vulkan diagnostic commit.
This reverts commit 59a6758fce.
2021-05-13 08:56:48 -07:00

107 lines
3.6 KiB
C++

/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <filament/Engine.h>
#include <filament/LightManager.h>
#include <filament/Material.h>
#include <filament/RenderableManager.h>
#include <filament/Scene.h>
#include <filament/TransformManager.h>
#include <filament/View.h>
#include <utils/EntityManager.h>
#include <filameshio/MeshReader.h>
#include <filamentapp/Config.h>
#include <filamentapp/FilamentApp.h>
#include "generated/resources/resources.h"
#include "generated/resources/monkey.h"
using namespace filament;
using namespace filamesh;
using namespace filament::math;
using Backend = Engine::Backend;
struct App {
utils::Entity light;
Material* material;
MaterialInstance* materialInstance;
MeshReader::Mesh mesh;
mat4f transform;
};
static const char* IBL_FOLDER = "default_env";
int main(int argc, char** argv) {
Config config;
config.title = "hellopbr";
config.iblDirectory = FilamentApp::getRootAssetsPath() + IBL_FOLDER;
App app;
auto setup = [config, &app](Engine* engine, View* view, Scene* scene) {
auto& tcm = engine->getTransformManager();
auto& rcm = engine->getRenderableManager();
auto& em = utils::EntityManager::get();
// Instantiate material.
app.material = Material::Builder()
.package(RESOURCES_AIDEFAULTMAT_DATA, RESOURCES_AIDEFAULTMAT_SIZE).build(*engine);
auto mi = app.materialInstance = app.material->createInstance();
mi->setParameter("baseColor", RgbType::LINEAR, float3{0.8});
mi->setParameter("metallic", 1.0f);
mi->setParameter("roughness", 0.4f);
mi->setParameter("reflectance", 0.5f);
// Add geometry into the scene.
app.mesh = MeshReader::loadMeshFromBuffer(engine, MONKEY_SUZANNE_DATA, nullptr, nullptr, mi);
auto ti = tcm.getInstance(app.mesh.renderable);
app.transform = mat4f{ mat3f(1), float3(0, 0, -4) } * tcm.getWorldTransform(ti);
rcm.setCastShadows(rcm.getInstance(app.mesh.renderable), false);
scene->addEntity(app.mesh.renderable);
// Add light sources into the scene.
app.light = em.create();
LightManager::Builder(LightManager::Type::SUN)
.color(Color::toLinear<ACCURATE>(sRGBColor(0.98f, 0.92f, 0.89f)))
.intensity(110000)
.direction({ 0.7, -1, -0.8 })
.sunAngularRadius(1.9f)
.castShadows(false)
.build(*engine, app.light);
scene->addEntity(app.light);
};
auto cleanup = [&app](Engine* engine, View*, Scene*) {
engine->destroy(app.light);
engine->destroy(app.materialInstance);
engine->destroy(app.mesh.renderable);
engine->destroy(app.material);
};
FilamentApp::get().animate([&app](Engine* engine, View* view, double now) {
auto& tcm = engine->getTransformManager();
auto ti = tcm.getInstance(app.mesh.renderable);
tcm.setTransform(ti, app.transform * mat4f::rotation(now, float3{ 0, 1, 0 }));
});
FilamentApp::get().run(config, setup, cleanup);
return 0;
}