////  WorldBox.cpp////  Created by Sam Gateau on 01/07/2018.//  Copyright 2018 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html//#include "WorldBox.h" #include "OctreeConstants.h" render::ItemID WorldBoxRenderData::_item{ render::Item::INVALID_ITEM_ID };  namespace render {    template <> const ItemKey payloadGetKey(const WorldBoxRenderData::Pointer& stuff) { return ItemKey::Builder::opaqueShape().withTagBits(ItemKey::TAG_BITS_0 | ItemKey::TAG_BITS_1); }    template <> const Item::Bound payloadGetBound(const WorldBoxRenderData::Pointer& stuff, RenderArgs* args) { return Item::Bound(); }    template <> void payloadRender(const WorldBoxRenderData::Pointer& stuff, RenderArgs* args) {        if (Menu::getInstance()->isOptionChecked(MenuOption::WorldAxes)) {            PerformanceTimer perfTimer("worldBox");             auto& batch = *args->_batch;            DependencyManager::get<GeometryCache>()->bindSimpleProgram(batch, false, false, false, false, true, args->_renderMethod == Args::RenderMethod::FORWARD);            WorldBoxRenderData::renderWorldBox(args, batch);        }    }} void WorldBoxRenderData::renderWorldBox(RenderArgs* args, gpu::Batch& batch) {    auto geometryCache = DependencyManager::get<GeometryCache>();     //  Show center of world    static const glm::vec3 RED(1.0f, 0.0f, 0.0f);    static const glm::vec3 GREEN(0.0f, 1.0f, 0.0f);    static const glm::vec3 BLUE(0.0f, 0.0f, 1.0f);    static const glm::vec3 GREY(0.5f, 0.5f, 0.5f);    static const glm::vec4 GREY4(0.5f, 0.5f, 0.5f, 1.0f);     static const glm::vec4 DASHED_RED(1.0f, 0.0f, 0.0f, 1.0f);    static const glm::vec4 DASHED_GREEN(0.0f, 1.0f, 0.0f, 1.0f);    static const glm::vec4 DASHED_BLUE(0.0f, 0.0f, 1.0f, 1.0f);    static const float DASH_LENGTH = 1.0f;    static const float GAP_LENGTH = 1.0f;    auto transform = Transform{};    static std::array<int, 18> geometryIds;    static std::once_flag initGeometryIds;    std::call_once(initGeometryIds, [&] {        for (size_t i = 0; i < geometryIds.size(); ++i) {            geometryIds[i] = geometryCache->allocateID();        }    });     batch.setModelTransform(transform);     geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(HALF_TREE_SCALE, 0.0f, 0.0f), RED, geometryIds[0]);    geometryCache->renderDashedLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(-HALF_TREE_SCALE, 0.0f, 0.0f), DASHED_RED,        DASH_LENGTH, GAP_LENGTH, geometryIds[1]);     geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, HALF_TREE_SCALE, 0.0f), GREEN, geometryIds[2]);    geometryCache->renderDashedLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, -HALF_TREE_SCALE, 0.0f), DASHED_GREEN,        DASH_LENGTH, GAP_LENGTH, geometryIds[3]);     geometryCache->renderLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 0.0f, HALF_TREE_SCALE), BLUE, geometryIds[4]);    geometryCache->renderDashedLine(batch, glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 0.0f, -HALF_TREE_SCALE), DASHED_BLUE,        DASH_LENGTH, GAP_LENGTH, geometryIds[5]);     // X center boundaries    geometryCache->renderLine(batch, glm::vec3(-HALF_TREE_SCALE, -HALF_TREE_SCALE, 0.0f),        glm::vec3(HALF_TREE_SCALE, -HALF_TREE_SCALE, 0.0f), GREY,        geometryIds[6]);    geometryCache->renderLine(batch, glm::vec3(-HALF_TREE_SCALE, -HALF_TREE_SCALE, 0.0f),        glm::vec3(-HALF_TREE_SCALE, HALF_TREE_SCALE, 0.0f), GREY,        geometryIds[7]);    geometryCache->renderLine(batch, glm::vec3(-HALF_TREE_SCALE, HALF_TREE_SCALE, 0.0f),        glm::vec3(HALF_TREE_SCALE, HALF_TREE_SCALE, 0.0f), GREY,        geometryIds[8]);    geometryCache->renderLine(batch, glm::vec3(HALF_TREE_SCALE, -HALF_TREE_SCALE, 0.0f),        glm::vec3(HALF_TREE_SCALE, HALF_TREE_SCALE, 0.0f), GREY,        geometryIds[9]);     // Z center boundaries    geometryCache->renderLine(batch, glm::vec3(0.0f, -HALF_TREE_SCALE, -HALF_TREE_SCALE),        glm::vec3(0.0f, -HALF_TREE_SCALE, HALF_TREE_SCALE), GREY,        geometryIds[10]);    geometryCache->renderLine(batch, glm::vec3(0.0f, -HALF_TREE_SCALE, -HALF_TREE_SCALE),        glm::vec3(0.0f, HALF_TREE_SCALE, -HALF_TREE_SCALE), GREY,        geometryIds[11]);    geometryCache->renderLine(batch, glm::vec3(0.0f, HALF_TREE_SCALE, -HALF_TREE_SCALE),        glm::vec3(0.0f, HALF_TREE_SCALE, HALF_TREE_SCALE), GREY,        geometryIds[12]);    geometryCache->renderLine(batch, glm::vec3(0.0f, -HALF_TREE_SCALE, HALF_TREE_SCALE),        glm::vec3(0.0f, HALF_TREE_SCALE, HALF_TREE_SCALE), GREY,        geometryIds[13]);     // Center boundaries    geometryCache->renderLine(batch, glm::vec3(-HALF_TREE_SCALE, 0.0f, -HALF_TREE_SCALE),        glm::vec3(-HALF_TREE_SCALE, 0.0f, HALF_TREE_SCALE), GREY,        geometryIds[14]);    geometryCache->renderLine(batch, glm::vec3(-HALF_TREE_SCALE, 0.0f, -HALF_TREE_SCALE),        glm::vec3(HALF_TREE_SCALE, 0.0f, -HALF_TREE_SCALE), GREY,        geometryIds[15]);    geometryCache->renderLine(batch, glm::vec3(HALF_TREE_SCALE, 0.0f, -HALF_TREE_SCALE),        glm::vec3(HALF_TREE_SCALE, 0.0f, HALF_TREE_SCALE), GREY,        geometryIds[16]);    geometryCache->renderLine(batch, glm::vec3(-HALF_TREE_SCALE, 0.0f, HALF_TREE_SCALE),        glm::vec3(HALF_TREE_SCALE, 0.0f, HALF_TREE_SCALE), GREY,        geometryIds[17]);     auto pipeline = geometryCache->getShapePipelinePointer(false, false, args->_renderMethod == render::Args::RenderMethod::FORWARD);    geometryCache->renderWireCubeInstance(args, batch, GREY4, pipeline);     //  Draw meter markers along the 3 axis to help with measuring things    const float MARKER_DISTANCE = 1.0f;    const float MARKER_RADIUS = 0.05f;     transform = Transform().setScale(MARKER_RADIUS);    batch.setModelTransform(transform);    geometryCache->renderSolidSphereInstance(args, batch, RED, pipeline);     transform = Transform().setTranslation(glm::vec3(MARKER_DISTANCE, 0.0f, 0.0f)).setScale(MARKER_RADIUS);    batch.setModelTransform(transform);    geometryCache->renderSolidSphereInstance(args, batch, RED, pipeline);     transform = Transform().setTranslation(glm::vec3(0.0f, MARKER_DISTANCE, 0.0f)).setScale(MARKER_RADIUS);    batch.setModelTransform(transform);    geometryCache->renderSolidSphereInstance(args, batch, GREEN, pipeline);     transform = Transform().setTranslation(glm::vec3(0.0f, 0.0f, MARKER_DISTANCE)).setScale(MARKER_RADIUS);    batch.setModelTransform(transform);    geometryCache->renderSolidSphereInstance(args, batch, BLUE, pipeline);     transform = Transform().setTranslation(glm::vec3(MARKER_DISTANCE, 0.0f, MARKER_DISTANCE)).setScale(MARKER_RADIUS);    batch.setModelTransform(transform);    geometryCache->renderSolidSphereInstance(args, batch, GREY, pipeline);}