overte-AleziaKurdis/libraries/entities-renderer/src/RenderableLineEntityItem.cpp
2024-02-24 23:26:34 -08:00

64 lines
2.5 KiB
C++

//
// RenderableLineEntityItem.cpp
// libraries/entities-renderer/src/
//
// Created by Seth Alves on 5/11/15.
// Copyright 2015 High Fidelity, Inc.
// Copyright 2020 Vircadia contributors.
//
// Distributed under the Apache License, Version 2.0.
// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
#include "RenderableLineEntityItem.h"
#include <gpu/Batch.h>
#include <PerfStat.h>
using namespace render;
using namespace render::entities;
void LineEntityRenderer::onRemoveFromSceneTyped(const TypedEntityPointer& entity) {
if (_lineVerticesID != GeometryCache::UNKNOWN_ID) {
auto geometryCache = DependencyManager::get<GeometryCache>();
if (geometryCache) {
geometryCache->releaseID(_lineVerticesID);
}
}
}
void LineEntityRenderer::doRenderUpdateAsynchronousTyped(const TypedEntityPointer& entity) {
_linePoints = entity->getLinePoints();
auto geometryCache = DependencyManager::get<GeometryCache>();
if (_lineVerticesID == GeometryCache::UNKNOWN_ID) {
_lineVerticesID = geometryCache->allocateID();
}
glm::vec4 lineColor(toGlm(entity->getColor()), 1.0f);
geometryCache->updateVertices(_lineVerticesID, _linePoints, lineColor);
}
void LineEntityRenderer::doRender(RenderArgs* args) {
if (_lineVerticesID == GeometryCache::UNKNOWN_ID) {
return;
}
PerformanceTimer perfTimer("RenderableLineEntityItem::render");
Q_ASSERT(args->_batch);
gpu::Batch& batch = *args->_batch;
const auto& modelTransform = getModelTransform();
Transform transform;
transform.setTranslation(modelTransform.getTranslation());
transform.setRotation(BillboardModeHelpers::getBillboardRotation(modelTransform.getTranslation(), modelTransform.getRotation(), _billboardMode,
args->_renderMode == RenderArgs::RenderMode::SHADOW_RENDER_MODE ? BillboardModeHelpers::getPrimaryViewFrustumPosition() : args->getViewFrustum().getPosition()));
batch.setModelTransform(transform, _prevRenderTransform);
if (args->_renderMode == Args::RenderMode::DEFAULT_RENDER_MODE || args->_renderMode == Args::RenderMode::MIRROR_RENDER_MODE) {
_prevRenderTransform = transform;
}
if (_linePoints.size() > 1) {
DependencyManager::get<GeometryCache>()->bindSimpleProgram(batch, false, false, false, false, true,
_renderLayer != RenderLayer::WORLD || args->_renderMethod == Args::RenderMethod::FORWARD);
DependencyManager::get<GeometryCache>()->renderVertices(batch, gpu::LINE_STRIP, _lineVerticesID);
}
}