overte-JulianGro/libraries/entities-renderer/src/RenderableBoxEntityItem.cpp
2015-12-11 15:42:15 -08:00

70 lines
2.5 KiB
C++

//
// RenderableBoxEntityItem.cpp
// libraries/entities-renderer/src/
//
// Created by Brad Hefta-Gaub on 8/6/14.
// Copyright 2014 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 "RenderableBoxEntityItem.h"
#include <glm/gtx/quaternion.hpp>
#include <gpu/Batch.h>
#include <DeferredLightingEffect.h>
#include <GeometryCache.h>
#include <ObjectMotionState.h>
#include <PerfStat.h>
#include "../render-utils/simple_vert.h"
#include "../render-utils/simple_frag.h"
EntityItemPointer RenderableBoxEntityItem::factory(const EntityItemID& entityID, const EntityItemProperties& properties) {
EntityItemPointer entity{ new RenderableBoxEntityItem(entityID) };
entity->setProperties(properties);
return entity;
}
void RenderableBoxEntityItem::setUserData(const QString& value) {
if (value != getUserData()) {
BoxEntityItem::setUserData(value);
_procedural.reset();
}
}
void RenderableBoxEntityItem::render(RenderArgs* args) {
PerformanceTimer perfTimer("RenderableBoxEntityItem::render");
Q_ASSERT(getType() == EntityTypes::Box);
Q_ASSERT(args->_batch);
if (!_procedural) {
_procedural.reset(new Procedural(this->getUserData()));
_procedural->_vertexSource = simple_vert;
_procedural->_fragmentSource = simple_frag;
_procedural->_state->setCullMode(gpu::State::CULL_NONE);
_procedural->_state->setDepthTest(true, true, gpu::LESS_EQUAL);
_procedural->_state->setBlendFunction(false,
gpu::State::SRC_ALPHA, gpu::State::BLEND_OP_ADD, gpu::State::INV_SRC_ALPHA,
gpu::State::FACTOR_ALPHA, gpu::State::BLEND_OP_ADD, gpu::State::ONE);
}
gpu::Batch& batch = *args->_batch;
glm::vec4 cubeColor(toGlm(getXColor()), getLocalRenderAlpha());
if (_procedural->ready()) {
batch.setModelTransform(getTransformToCenter()); // we want to include the scale as well
_procedural->prepare(batch, getPosition(), getDimensions());
auto color = _procedural->getColor(cubeColor);
batch._glColor4f(color.r, color.g, color.b, color.a);
DependencyManager::get<GeometryCache>()->renderCube(batch);
} else {
DependencyManager::get<DeferredLightingEffect>()->renderSolidCubeInstance(batch, getTransformToCenter(), cubeColor);
}
static const auto triCount = DependencyManager::get<GeometryCache>()->getCubeTriangleCount();
args->_details._trianglesRendered += (int)triCount;
}