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Entity.cpp
1639 lines (1297 loc) · 58.1 KB
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Entity.cpp
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#include "RadiantTest.h"
#include "ieclass.h"
#include "ientity.h"
#include "irendersystemfactory.h"
#include "iselectable.h"
#include "iselection.h"
#include "iundo.h"
#include "ishaders.h"
#include "icolourscheme.h"
#include "ieclasscolours.h"
#include "render/NopVolumeTest.h"
#include "string/convert.h"
#include "transformlib.h"
#include "registry/registry.h"
#include "eclass.h"
#include "string/join.h"
#include "scenelib.h"
#include "algorithm/Entity.h"
#include "algorithm/Scene.h"
namespace test
{
using EntityTest = RadiantTest;
namespace
{
// Create an entity from a simple classname string
IEntityNodePtr createByClassName(const std::string& className)
{
auto cls = GlobalEntityClassManager().findClass(className);
return GlobalEntityModule().createEntity(cls);
}
// Obtain entity attachments as a simple std::list
std::list<Entity::Attachment> getAttachments(const IEntityNodePtr& node)
{
std::list<Entity::Attachment> attachments;
if (node)
{
node->getEntity().forEachAttachment(
[&](const Entity::Attachment& a) { attachments.push_back(a); }
);
}
return attachments;
}
}
using StringMap = std::map<std::string, std::string>;
TEST_F(EntityTest, LookupEntityClass)
{
// Nonexistent class should return null (but not throw or crash)
auto cls = GlobalEntityClassManager().findClass("notAnEntityClass");
EXPECT_FALSE(cls);
// Real entity class should return a valid pointer
auto lightCls = GlobalEntityClassManager().findClass("light");
EXPECT_TRUE(lightCls);
}
TEST_F(EntityTest, LightEntitiesRecognisedAsLights)
{
// The 'light' class should be recognised as an actual light
auto lightCls = GlobalEntityClassManager().findClass("light");
EXPECT_TRUE(lightCls->isLight());
// Things which are not lights should also be correctly identified
auto notLightCls = GlobalEntityClassManager().findClass("dr:entity_using_modeldef");
EXPECT_TRUE(notLightCls);
EXPECT_FALSE(notLightCls->isLight());
// Anything deriving from the light class should also be a light
auto derived1 = GlobalEntityClassManager().findClass("atdm:light_base");
EXPECT_TRUE(derived1->isLight());
// Second level derivations too
auto derived2 = GlobalEntityClassManager().findClass("light_extinguishable");
EXPECT_TRUE(derived2->isLight());
// torch_brazier is not a light itself, but has a light attached, so it
// should not have isLight() == true
auto brazier = GlobalEntityClassManager().findClass("atdm:torch_brazier");
EXPECT_FALSE(brazier->isLight());
}
TEST_F(EntityTest, EntityClassInheritsAttributes)
{
auto cls = GlobalEntityClassManager().findClass("light_extinguishable");
ASSERT_TRUE(cls);
// Inherited from 'light'
EXPECT_EQ(cls->getAttribute("editor_color").getValue(), "0 1 0");
EXPECT_EQ(cls->getAttribute("spawnclass").getValue(), "idLight");
// Inherited from 'atdm:light_base'
EXPECT_EQ(cls->getAttribute("AIUse").getValue(), "AIUSE_LIGHTSOURCE");
EXPECT_EQ(cls->getAttribute("shouldBeOn").getValue(), "0");
// Inherited but overridden on 'light_extinguishable' itself
EXPECT_EQ(cls->getAttribute("editor_displayFolder").getValue(),
"Lights/Base Entities, DoNotUse");
// Lookup without considering inheritance
EXPECT_EQ(cls->getAttribute("editor_color", false).getValue(), "");
EXPECT_EQ(cls->getAttribute("spawnclass", false).getValue(), "");
}
TEST_F(EntityTest, VisitInheritedClassAttributes)
{
auto cls = GlobalEntityClassManager().findClass("light_extinguishable");
ASSERT_TRUE(cls);
// Map of attribute names to inherited flag
std::map<std::string, bool> attributes;
// Visit all attributes and store in the map
cls->forEachAttribute(
[&attributes](const EntityClassAttribute& a, bool inherited) {
attributes.insert({a.getName(), inherited});
},
true /* editorKeys */
);
// Confirm inherited flags set correctly
EXPECT_EQ(attributes.at("spawnclass"), true);
EXPECT_EQ(attributes.at("AIUse"), true);
EXPECT_EQ(attributes.at("maxs"), false);
EXPECT_EQ(attributes.at("clipmodel_contents"), false);
EXPECT_EQ(attributes.at("editor_displayFolder"), false);
}
// #5621: When the classname key is selected in the entity inspector, the description of that
// attribute should deliver the text that is stored in the editor_usage attributes
TEST_F(EntityTest, MultiLineEditorUsage)
{
auto eclass = GlobalEntityClassManager().findClass("eclass_with_usage_attribute");
ASSERT_TRUE(eclass);
// Assume we have non-empty editor_usage/1/2 attributes
EXPECT_NE(eclass->getAttribute("editor_usage").getValue(), "");
EXPECT_NE(eclass->getAttribute("editor_usage1").getValue(), "");
EXPECT_NE(eclass->getAttribute("editor_usage2").getValue(), "");
auto editor_usage = eclass::getUsage(*eclass);
std::vector<std::string> singleAttributes =
{
eclass->getAttribute("editor_usage").getValue(),
eclass->getAttribute("editor_usage1").getValue(),
eclass->getAttribute("editor_usage2").getValue()
};
EXPECT_EQ(editor_usage, string::join(singleAttributes, "\n"));
}
void checkBucketEntityDef(const IEntityClassPtr& eclass)
{
// These spawnargs are all defined directly on bucket_metal
EXPECT_EQ(eclass->getAttribute("editor_usage").getValue(), "So you can kick the bucket.");
EXPECT_EQ(eclass->getAttribute("editor_displayFolder").getValue(), "Moveables/Containers");
EXPECT_EQ(eclass->getAttribute("mass").getValue(), "8");
EXPECT_EQ(eclass->getAttribute("inherit").getValue(), "bucket_base");
EXPECT_EQ(eclass->getAttribute("model").getValue(), "models/darkmod/containers/bucket.lwo");
EXPECT_EQ(eclass->getAttribute("friction").getValue(), "0.2");
EXPECT_EQ(eclass->getAttribute("clipmodel").getValue(), "models/darkmod/misc/clipmodels/bucket_cm.lwo");
EXPECT_EQ(eclass->getAttribute("bouncyness").getValue(), "0.5");
EXPECT_EQ(eclass->getAttribute("snd_bounce").getValue(), "tdm_impact_metal_bucket");
EXPECT_EQ(eclass->getAttribute("snd_bounce_carpet").getValue(), "tdm_impact_metal_bucket_on_soft");
EXPECT_EQ(eclass->getAttribute("snd_bounce_cloth").getValue(), "tdm_impact_metal_bucket_on_soft");
EXPECT_EQ(eclass->getAttribute("snd_bounce_grass").getValue(), "tdm_impact_metal_bucket_on_soft");
EXPECT_EQ(eclass->getAttribute("snd_bounce_dirt").getValue(), "tdm_impact_metal_bucket_on_soft");
// This is defined in the parent entityDef:
EXPECT_EQ(eclass->getAttribute("snd_bounce_snow").getValue(), "tdm_impact_dirt");
}
// #5652: Reloading DEFs must not mess up the eclass attributes
TEST_F(EntityTest, ReloadDefsOnUnchangedFiles)
{
auto eclass = GlobalEntityClassManager().findClass("bucket_metal");
auto parent = eclass->getParent();
// Check the parent, it defines an editor_usage which will mess up the child (when the #5652 problem was unfixed)
EXPECT_TRUE(parent != nullptr);
EXPECT_EQ(parent->getAttribute("editor_usage").getValue(), "Don't use. Base class for all TDM moveables.");
checkBucketEntityDef(eclass);
// Reload the defs and re-use the same eclass reference we got above, it ought to be still valid
GlobalEntityClassManager().reloadDefs();
checkBucketEntityDef(eclass);
}
TEST_F(EntityTest, CannotCreateEntityWithoutClass)
{
// Creating with a null entity class should throw an exception
EXPECT_THROW(GlobalEntityModule().createEntity({}), std::runtime_error);
}
TEST_F(EntityTest, CreateBasicLightEntity)
{
// Create a basic light
auto lightCls = GlobalEntityClassManager().findClass("light");
auto light = GlobalEntityModule().createEntity(lightCls);
// Light has a sensible autogenerated name
EXPECT_EQ(light->name(), "light_1");
// Entity should have a "classname" key matching the actual entity class we
// created
auto clsName = light->getEntity().getKeyValue("classname");
EXPECT_EQ(clsName, "light");
// Entity should have an IEntityClass pointer which matches the one we
// looked up
EXPECT_EQ(light->getEntity().getEntityClass().get(), lightCls.get());
// This basic light entity should have no attachments
auto attachments = getAttachments(light);
EXPECT_EQ(attachments.size(), 0);
}
TEST_F(EntityTest, EnumerateEntitySpawnargs)
{
auto light = createByClassName("light");
auto& spawnArgs = light->getEntity();
// Visit spawnargs by key and value string
StringMap keyValuesInit;
spawnArgs.forEachKeyValue([&](const std::string& k, const std::string& v) {
keyValuesInit.insert({k, v});
});
// Initial entity should have a name and a classname value and no other
// properties
EXPECT_EQ(keyValuesInit.size(), 2);
EXPECT_EQ(keyValuesInit["name"], light->name());
EXPECT_EQ(keyValuesInit["classname"], "light");
// Add some new properties of our own
spawnArgs.setKeyValue("origin", "128 256 -1024");
spawnArgs.setKeyValue("_color", "0.5 0.5 0.5");
// Ensure that our new properties are also enumerated
StringMap keyValuesAll;
spawnArgs.forEachKeyValue([&](const std::string& k, const std::string& v) {
keyValuesAll.insert({k, v});
});
EXPECT_EQ(keyValuesAll.size(), 4);
EXPECT_EQ(keyValuesAll["origin"], "128 256 -1024");
EXPECT_EQ(keyValuesAll["_color"], "0.5 0.5 0.5");
// Enumerate as full EntityKeyValue objects as well as strings
StringMap keyValuesByObj;
spawnArgs.forEachEntityKeyValue(
[&](const std::string& k, const EntityKeyValue& v) {
keyValuesByObj.insert({k, v.get()});
}
);
EXPECT_EQ(keyValuesAll, keyValuesByObj);
}
TEST_F(EntityTest, EnumerateInheritedSpawnargs)
{
auto light = createByClassName("atdm:light_base");
auto& spawnArgs = light->getEntity();
// Enumerate all keyvalues including the inherited ones
StringMap keyValues;
spawnArgs.forEachKeyValue(
[&](const std::string& k, const std::string& v) {
keyValues.insert({k, v});
},
true /* includeInherited */
);
// Check we have some inherited properties from the entitydef (including
// spawnclass from the entitydef's own parent def)
EXPECT_EQ(keyValues["spawnclass"], "idLight");
EXPECT_EQ(keyValues["shouldBeOn"], "0");
EXPECT_EQ(keyValues["AIUse"], "AIUSE_LIGHTSOURCE");
EXPECT_EQ(keyValues["noshadows"], "0");
}
TEST_F(EntityTest, GetKeyValuePairs)
{
auto torch = createByClassName("atdm:torch_brazier");
auto& spawnArgs = torch->getEntity();
using Pair = Entity::KeyValuePairs::value_type;
// Retrieve single spawnargs as single-element lists of pairs
auto classNamePairs = spawnArgs.getKeyValuePairs("classname");
EXPECT_EQ(classNamePairs.size(), 1);
EXPECT_EQ(classNamePairs[0], Pair("classname", "atdm:torch_brazier"));
auto namePairs = spawnArgs.getKeyValuePairs("name");
EXPECT_EQ(namePairs.size(), 1);
EXPECT_EQ(namePairs[0], Pair("name", "atdm_torch_brazier_1"));
// Add some spawnargs with a common prefix
const StringMap SR_KEYS{
{"sr_type_1", "blah"},
{"sr_type_2", "bleh"},
{"sR_tYpE_a", "123"},
{"SR_type_1a", "0 123 -120"},
};
for (const auto& pair: SR_KEYS)
spawnArgs.setKeyValue(pair.first, pair.second);
// Confirm all added prefix keys are found regardless of case
auto srPairs = spawnArgs.getKeyValuePairs("sr_type");
EXPECT_EQ(srPairs.size(), SR_KEYS.size());
for (const auto& pair: srPairs)
EXPECT_EQ(SR_KEYS.at(pair.first), pair.second);
}
TEST_F(EntityTest, CopySpawnargs)
{
auto light = createByClassName("atdm:light_base");
auto& spawnArgs = light->getEntity();
// Add some custom spawnargs to copy
const StringMap EXTRA_SPAWNARGS{{"first", "1"},
{"second", "two"},
{"THIRD", "3333"},
{"_color", "1 0 1"}};
for (const auto& pair: EXTRA_SPAWNARGS)
spawnArgs.setKeyValue(pair.first, pair.second);
// Clone the entity node
auto lightCopy = light->clone();
Entity* clonedEnt = Node_getEntity(lightCopy);
ASSERT_TRUE(clonedEnt);
// Clone should have all the same spawnarg strings
std::size_t count = 0;
clonedEnt->forEachKeyValue([&](const std::string& k, const std::string& v) {
EXPECT_EQ(spawnArgs.getKeyValue(k), v);
++count;
});
EXPECT_EQ(count, EXTRA_SPAWNARGS.size() + 2 /* name and classname */);
// Clone should NOT have the same actual KeyValue object pointers, although
// the count should be the same
std::set<EntityKeyValue*> origPointers;
std::set<EntityKeyValue*> copiedPointers;
spawnArgs.forEachEntityKeyValue(
[&](const std::string& k, EntityKeyValue& v) {
origPointers.insert(&v);
});
clonedEnt->forEachEntityKeyValue(
[&](const std::string& k, EntityKeyValue& v) {
copiedPointers.insert(&v);
});
EXPECT_EQ(origPointers.size(), count);
EXPECT_EQ(copiedPointers.size(), count);
std::vector<EntityKeyValue*> overlap;
std::set_intersection(origPointers.begin(), origPointers.end(),
copiedPointers.begin(), copiedPointers.end(),
std::back_inserter(overlap));
EXPECT_EQ(overlap.size(), 0);
}
TEST_F(EntityTest, SelectEntity)
{
auto light = createByClassName("light");
// Confirm that setting entity node's selection status propagates to the
// selection system
EXPECT_EQ(GlobalSelectionSystem().countSelected(), 0);
Node_getSelectable(light)->setSelected(true);
EXPECT_EQ(GlobalSelectionSystem().countSelected(), 1);
Node_getSelectable(light)->setSelected(false);
EXPECT_EQ(GlobalSelectionSystem().countSelected(), 0);
}
TEST_F(EntityTest, DestroySelectedEntity)
{
auto light = createByClassName("light");
// Confirm that setting entity node's selection status propagates to the
// selection system
EXPECT_EQ(GlobalSelectionSystem().countSelected(), 0);
Node_getSelectable(light)->setSelected(true);
EXPECT_EQ(GlobalSelectionSystem().countSelected(), 1);
// Destructor called here and should not crash
}
namespace
{
// A simple RenderableCollector which just logs/stores whatever is submitted
struct TestRenderableCollector :
public IRenderableCollector
{
TestRenderableCollector(bool solid) :
renderSolid(solid)
{}
bool renderSolid;
// Count of submitted renderables and lights
int renderables = 0;
int lights = 0;
// List of actual RendererLight objects
std::list<const RendererLight*> lightPtrs;
// List of renderables and their shaders
std::vector< std::pair<const Shader*, const OpenGLRenderable*> > renderablePtrs;
void addRenderable(Shader& shader, const OpenGLRenderable& renderable,
const Matrix4& localToWorld,
const LitObject* litObject = nullptr,
const IRenderEntity* entity = nullptr) override
{
++renderables;
renderablePtrs.push_back(std::make_pair(&shader, &renderable));
}
void addHighlightRenderable(const OpenGLRenderable& renderable,
const Matrix4& localToWorld) override
{}
void addLight(const RendererLight& light)
{
++lights;
lightPtrs.push_back(&light);
}
bool supportsFullMaterials() const override { return true; }
bool hasHighlightFlags() const override
{
return true;
}
void setHighlightFlag(Highlight::Flags flags, bool enabled) override
{}
void processRenderable(const Renderable& renderable, const VolumeTest& volume) override
{
if (renderSolid)
{
renderable.renderSolid(*this, volume);
}
else
{
renderable.renderWireframe(*this, volume);
}
}
};
// Collection of objects needed for rendering. Since not all tests require
// rendering, these objects are in an auxiliary fixture created when needed
// rather than part of the EntityTest fixture used by every test. This class
// also implements scene::NodeVisitor enabling it to visit trees of nodes
// for rendering.
struct RenderFixture: public scene::NodeVisitor
{
RenderSystemPtr backend = GlobalRenderSystemFactory().createRenderSystem();
render::NopVolumeTest volumeTest;
TestRenderableCollector collector;
// Keep track of nodes visited
int nodesVisited = 0;
// Construct
RenderFixture(bool solid = false) :
collector(solid)
{}
// Convenience method to set render backend and traverse a node and its
// children for rendering
void renderSubGraph(const scene::INodePtr& node)
{
node->setRenderSystem(backend);
node->traverse(*this);
}
// NodeVisitor implementation
bool pre(const scene::INodePtr& node) override
{
// Count the node itself
++nodesVisited;
// Render the node in appropriate mode
collector.processRenderable(*node, volumeTest);
// Continue traversing
return true;
}
};
}
TEST_F(EntityTest, ModifyEntityClass)
{
auto cls = GlobalEntityClassManager().findClass("light");
auto light = GlobalEntityModule().createEntity(cls);
auto& spawnArgs = light->getEntity();
// Light doesn't initially have a colour set
RenderFixture rf;
light->setRenderSystem(rf.backend);
const ShaderPtr origWireShader = light->getWireShader();
ASSERT_TRUE(origWireShader);
// The shader shouldn't just change by itself (this would invalidate the
// test)
EXPECT_EQ(light->getWireShader(), origWireShader);
// Set a new colour value on the entity *class* (not the entity)
cls->setColour(Vector3(0.5, 0.24, 0.87));
// Shader should have changed due to the entity class update (although there
// aren't currently any public Shader properties that we can examine to
// confirm its contents)
EXPECT_NE(light->getWireShader(), origWireShader);
}
TEST_F(EntityTest, LightLocalToWorldFromOrigin)
{
auto light = createByClassName("light");
// Initial localToWorld should be identity
EXPECT_EQ(light->localToWorld(), Matrix4::getIdentity());
// Set an origin
const Vector3 ORIGIN(123, 456, -10);
light->getEntity().setKeyValue("origin", string::to_string(ORIGIN));
// localToParent should reflect the new origin
auto transformNode = std::dynamic_pointer_cast<ITransformNode>(light);
ASSERT_TRUE(transformNode);
EXPECT_EQ(transformNode->localToParent(), Matrix4::getTranslation(ORIGIN));
// Since there is no parent, the final localToWorld should be the same as
// localToParent
EXPECT_EQ(light->localToWorld(), Matrix4::getTranslation(ORIGIN));
}
TEST_F(EntityTest, LightWireframeShader)
{
auto light = createByClassName("light");
// Initially there is no shader because there is no rendersystem
auto wireSh = light->getWireShader();
EXPECT_FALSE(wireSh);
// Set a render system
RenderSystemPtr backend = GlobalRenderSystemFactory().createRenderSystem();
light->setRenderSystem(backend);
// There should be a shader now
auto newWireSh = light->getWireShader();
ASSERT_TRUE(newWireSh);
// Get the name for the shader. Since this is a simple built-in wireframe
// shader, this should be an internally-constructed name based on the entity
// colour. Note that this colour is derived from the entity *class*, which
// for "light" is a default green. Actual lights will be rendered with a
// colour based on their _color key.
EXPECT_EQ(newWireSh->getName(), "<0.000000 1.000000 0.000000>");
}
TEST_F(EntityTest, LightVolumeColorFromColorKey)
{
// Create a default light
auto light = createByClassName("light");
{
// Render the default light
RenderFixture rf;
rf.renderSubGraph(light);
// Shader should have been submitted. Since a light's default _color is
// white, this is the shader we should get for rendering.
EXPECT_EQ(rf.collector.renderables, 1);
const Shader* shader = rf.collector.renderablePtrs.at(0).first;
ASSERT_TRUE(shader);
EXPECT_EQ(shader->getName(), "<1.000000 1.000000 1.000000>");
}
// Set a different colour on the light
light->getEntity().setKeyValue("_color", "0.75 0.25 0.1");
{
// Re-render the light
RenderFixture rf;
rf.renderSubGraph(light);
// The shader should have changed to match the new _color
EXPECT_EQ(rf.collector.renderables, 1);
const Shader* shader = rf.collector.renderablePtrs.at(0).first;
ASSERT_TRUE(shader);
EXPECT_EQ(shader->getName(), "<0.750000 0.250000 0.100000>");
}
}
TEST_F(EntityTest, OverrideLightVolumeColour)
{
// Create a light with an arbitrary colour
auto light = createByClassName("light");
light->getEntity().setKeyValue("_color", "0.25 0.55 0.9");
// Set the "override light volume colour" key
registry::setValue(colours::RKEY_OVERRIDE_LIGHTCOL, true);
{
RenderFixture rf;
rf.renderSubGraph(light);
// The shader should ignore the _color key and render based on the entity
// class colour
EXPECT_EQ(rf.collector.renderables, 1);
const Shader* shader = rf.collector.renderablePtrs.at(0).first;
ASSERT_TRUE(shader);
EXPECT_EQ(shader->getName(), "<0.000000 1.000000 0.000000>");
}
// Unset the override key
registry::setValue(colours::RKEY_OVERRIDE_LIGHTCOL, false);
{
RenderFixture rf;
rf.renderSubGraph(light);
// Light should be rendered with its original _color key again
EXPECT_EQ(rf.collector.renderables, 1);
const Shader* shader = rf.collector.renderablePtrs.at(0).first;
ASSERT_TRUE(shader);
EXPECT_EQ(shader->getName(), "<0.250000 0.550000 0.900000>");
}
// Changing the override key after deleting the light must not crash
// (because the LightNode's CachedKey is sigc::trackable)
light.reset();
registry::setValue(colours::RKEY_OVERRIDE_LIGHTCOL, true);
registry::setValue(colours::RKEY_OVERRIDE_LIGHTCOL, false);
}
TEST_F(EntityTest, OverrideEClassColour)
{
auto light = createByClassName("light");
auto torch = createByClassName("light_torchflame_small");
auto lightCls = light->getEntity().getEntityClass();
auto torchCls = torch->getEntity().getEntityClass();
static const Vector3 GREEN(0, 1, 0);
static const Vector3 YELLOW(1, 0, 1);
// Light has an explicit green editor_color
EXPECT_EQ(lightCls->getColour(), GREEN);
// This class does not have an explicit editor_color value, but should
// inherit the one from 'light'.
EXPECT_EQ(torchCls->getColour(), GREEN);
// Set an override for the 'light' class
GlobalEclassColourManager().addOverrideColour("light", YELLOW);
// Both 'light' and its subclasses should have the new colour
EXPECT_EQ(lightCls->getColour(), YELLOW);
EXPECT_EQ(torchCls->getColour(), YELLOW);
}
TEST_F(EntityTest, FuncStaticLocalToWorld)
{
auto funcStatic = createByClassName("func_static");
auto& spawnArgs = funcStatic->getEntity();
spawnArgs.setKeyValue("origin", "0 0 0");
// Initial localToWorld should be an identity matrix
EXPECT_EQ(funcStatic->localToWorld(), Matrix4::getIdentity());
// Set a new origin and make sure the localToWorld reflects the
// corresponding translation
const Vector3 MOVED(46, -128, 4096);
spawnArgs.setKeyValue("origin", string::to_string(MOVED));
EXPECT_EQ(funcStatic->localToWorld(),
Matrix4::getTranslation(MOVED));
// Clear transformation and get back to identity
spawnArgs.setKeyValue("origin", "0 0 0");
EXPECT_EQ(funcStatic->localToWorld(), Matrix4::getIdentity());
}
TEST_F(EntityTest, LightTransformedByParent)
{
// Parent a light to another entity (this isn't currently how the attachment
// system is implemented, but it should validate that a light node can
// inherit the transformation of its parent).
auto light = createByClassName("light");
auto parentModel = createByClassName("func_static");
parentModel->addChildNode(light);
// Parenting should automatically set the parent pointer of the child
EXPECT_EQ(light->getParent(), parentModel);
// Set an offset for the parent model
const Vector3 ORIGIN(1024, 512, -320);
parentModel->getEntity().setKeyValue("origin", string::to_string(ORIGIN));
// Parent entity should have a transform matrix corresponding to its
// translation
EXPECT_EQ(parentModel->localToWorld(), Matrix4::getTranslation(ORIGIN));
// The light itself should have the same transformation as the parent (since
// the method is localToWorld not localToParent).
EXPECT_EQ(light->localToWorld(), Matrix4::getTranslation(ORIGIN));
// Render the light to obtain the RendererLight pointer
RenderFixture renderF(true /* solid */);
renderF.renderSubGraph(parentModel);
EXPECT_EQ(renderF.nodesVisited, 2);
EXPECT_EQ(renderF.collector.lights, 1);
ASSERT_FALSE(renderF.collector.lightPtrs.empty());
// Check the rendered light's geometry
const RendererLight* rLight = renderF.collector.lightPtrs.front();
EXPECT_EQ(rLight->getLightOrigin(), ORIGIN);
EXPECT_EQ(rLight->lightAABB().origin, ORIGIN);
EXPECT_EQ(rLight->lightAABB().extents, Vector3(320, 320, 320));
}
TEST_F(EntityTest, RenderUnselectedLightEntity)
{
auto light = createByClassName("light");
RenderFixture renderF;
// Render the light in wireframe mode.
light->setRenderSystem(renderF.backend);
light->renderWireframe(renderF.collector, renderF.volumeTest);
// Only the light origin diamond should be rendered
EXPECT_EQ(renderF.collector.renderables, 1);
EXPECT_EQ(renderF.collector.lights, 0);
}
TEST_F(EntityTest, RenderSelectedLightEntity)
{
auto light = createByClassName("light");
RenderFixture renderF;
// Select the light then render it in wireframe mode
Node_getSelectable(light)->setSelected(true);
light->setRenderSystem(renderF.backend);
light->renderWireframe(renderF.collector, renderF.volumeTest);
// With the light selected, we should get the origin diamond, the radius and
// the center vertex.
EXPECT_EQ(renderF.collector.renderables, 3);
EXPECT_EQ(renderF.collector.lights, 0);
}
TEST_F(EntityTest, RenderLightAsLightSource)
{
auto light = createByClassName("light_torchflame_small");
auto& spawnArgs = light->getEntity();
// Set a non-default origin for the light
static const Vector3 ORIGIN(-64, 128, 963);
spawnArgs.setKeyValue("origin", string::to_string(ORIGIN));
// Render the light in full materials mode
RenderFixture renderF;
light->setRenderSystem(renderF.backend);
light->renderSolid(renderF.collector, renderF.volumeTest);
// We should get one renderable for the origin diamond, and one light source
EXPECT_EQ(renderF.collector.renderables, 1);
EXPECT_EQ(renderF.collector.lights, 1);
// Confirm properties of the submitted RendererLight
ASSERT_EQ(renderF.collector.lightPtrs.size(), 1);
const RendererLight* rLight = renderF.collector.lightPtrs.front();
ASSERT_TRUE(rLight);
EXPECT_EQ(rLight->getLightOrigin(), ORIGIN);
EXPECT_EQ(rLight->lightAABB().origin, ORIGIN);
// Default light properties from the entitydef
EXPECT_EQ(rLight->lightAABB().extents, Vector3(240, 240, 240));
ASSERT_TRUE(rLight->getShader() && rLight->getShader()->getMaterial());
EXPECT_EQ(rLight->getShader()->getMaterial()->getName(),
"lights/biground_torchflicker");
}
TEST_F(EntityTest, RenderEmptyFuncStatic)
{
auto funcStatic = createByClassName("func_static");
// Func static without a model key is empty
RenderFixture rf;
rf.renderSubGraph(funcStatic);
EXPECT_EQ(rf.nodesVisited, 1);
EXPECT_EQ(rf.collector.lights, 0);
EXPECT_EQ(rf.collector.renderables, 0);
}
TEST_F(EntityTest, RenderFuncStaticWithModel)
{
// Create a func_static with a model key
auto funcStatic = createByClassName("func_static");
funcStatic->getEntity().setKeyValue("model", "models/moss_patch.ase");
RenderFixture rf;
rf.renderSubGraph(funcStatic);
// The entity node itself does not render the model; it is a parent node
// with the model as a child (e.g. as a StaticModelNode). Therefore we
// should have visited two nodes in total: the entity and its model child.
EXPECT_EQ(rf.nodesVisited, 2);
// Only one of the nodes should have submitted renderables
EXPECT_EQ(rf.collector.lights, 0);
EXPECT_EQ(rf.collector.renderables, 1);
}
TEST_F(EntityTest, RenderFuncStaticWithMultiSurfaceModel)
{
// Create a func_static with a model key
auto funcStatic = createByClassName("func_static");
funcStatic->getEntity().setKeyValue("model", "models/torch.lwo");
// This torch model has 3 renderable surfaces
RenderFixture rf;
rf.renderSubGraph(funcStatic);
EXPECT_EQ(rf.collector.lights, 0);
EXPECT_EQ(rf.collector.renderables, 3);
}
TEST_F(EntityTest, CreateAttachedLightEntity)
{
// Create the torch entity which has an attached light
auto torch = createByClassName("atdm:torch_brazier");
ASSERT_TRUE(torch);
// Check that the attachment spawnargs are present
const Entity& spawnArgs = torch->getEntity();
EXPECT_EQ(spawnArgs.getKeyValue("def_attach"), "light_cageflame_small");
EXPECT_EQ(spawnArgs.getKeyValue("pos_attach"), "flame");
EXPECT_EQ(spawnArgs.getKeyValue("name_attach"), "flame");
// Spawnargs should be parsed into a single attachment
auto attachments = getAttachments(torch);
EXPECT_EQ(attachments.size(), 1);
// Examine the properties of the single attachment
Entity::Attachment attachment = attachments.front();
EXPECT_EQ(attachment.eclass, "light_cageflame_small");
EXPECT_EQ(attachment.offset, Vector3(0, 0, 10));
}
TEST_F(EntityTest, RenderAttachedLightEntity)
{
auto torch = createByClassName("atdm:torch_brazier");
ASSERT_TRUE(torch);
// Confirm that def has the right model
auto& spawnArgs = torch->getEntity();
EXPECT_EQ(spawnArgs.getKeyValue("model"), "models/torch.lwo");
// We must render in solid mode to get the light source
RenderFixture rf(true /* solid mode */);
rf.renderSubGraph(torch);
// There should be 3 renderables from the torch (because the entity has a
// shadowmesh and a collision mesh as well as the main model) and one from
// the light (the origin diamond).
EXPECT_EQ(rf.collector.renderables, 4);
// The attached light should have been submitted as a light source
EXPECT_EQ(rf.collector.lights, 1);
// The submitted light should be fully realised with a light shader
const RendererLight* rLight = rf.collector.lightPtrs.front();
ASSERT_TRUE(rLight);
EXPECT_TRUE(rLight->getShader());
}
TEST_F(EntityTest, AttachedLightAtCorrectPosition)
{
const Vector3 ORIGIN(256, -128, 635);
const Vector3 EXPECTED_OFFSET(0, 0, 10); // attach offset in def
// Create a torch node and set a non-zero origin
auto torch = createByClassName("atdm:torch_brazier");
torch->getEntity().setKeyValue("origin", string::to_string(ORIGIN));
// Render the torch
RenderFixture rf(true /* solid mode */);
rf.renderSubGraph(torch);
// Access the submitted light source
ASSERT_FALSE(rf.collector.lightPtrs.empty());
const RendererLight* rLight = rf.collector.lightPtrs.front();
ASSERT_TRUE(rLight);
// Check the light source's position
EXPECT_EQ(rLight->getLightOrigin(), ORIGIN + EXPECTED_OFFSET);
EXPECT_EQ(rLight->lightAABB().origin, ORIGIN + EXPECTED_OFFSET);
}
TEST_F(EntityTest, AttachedLightMovesWithEntity)
{
const Vector3 ORIGIN(12, -0.5, 512);
const Vector3 EXPECTED_OFFSET(0, 0, 10); // attach offset in def
// Create a torch node and set a non-zero origin
auto torch = createByClassName("atdm:torch_brazier");
torch->getEntity().setKeyValue("origin", string::to_string(ORIGIN));
// First render
{
RenderFixture rf(true /* solid mode */);
rf.renderSubGraph(torch);
}
// Move the torch
const Vector3 NEW_ORIGIN = ORIGIN + Vector3(128, 512, -54);
torch->getEntity().setKeyValue("origin", string::to_string(NEW_ORIGIN));
// Render again to get positions
RenderFixture rf(true /* solid mode */);
rf.renderSubGraph(torch);
// Access the submitted light source
ASSERT_FALSE(rf.collector.lightPtrs.empty());
const RendererLight* rLight = rf.collector.lightPtrs.front();
ASSERT_TRUE(rLight);
// Check the light source's position
EXPECT_EQ(rLight->getLightOrigin(), NEW_ORIGIN + EXPECTED_OFFSET);
EXPECT_EQ(rLight->lightAABB().origin, NEW_ORIGIN + EXPECTED_OFFSET);
}
TEST_F(EntityTest, CreateAIEntity)
{
auto guard = createByClassName("atdm:ai_builder_guard");
ASSERT_TRUE(guard);
// Guard should have a hammer attachment
auto attachments = getAttachments(guard);
EXPECT_EQ(attachments.size(), 1);
EXPECT_EQ(attachments.front().eclass, "atdm:moveable_warhammer");
EXPECT_EQ(attachments.front().offset, Vector3(14, -6, -6));
EXPECT_EQ(attachments.front().joint, "Spine2");
}
namespace
{
class TestEntityObserver final :
public Entity::Observer
{
public:
bool insertFired;
bool changeFired;
bool eraseFired;
std::vector<std::pair<std::string, std::string>> insertStack;
std::vector<std::pair<std::string, std::string>> changeStack;
std::vector<std::pair<std::string, std::string>> eraseStack;
TestEntityObserver()
{
reset();
}
void reset()
{
insertFired = false;
insertStack.clear();
changeFired = false;
changeStack.clear();
eraseFired = false;
eraseStack.clear();
}
void onKeyInsert(const std::string& key, EntityKeyValue& value) override
{
insertFired = true;
insertStack.emplace_back(key, value.get());
}
void onKeyChange(const std::string& key, const std::string& value) override
{
changeFired = true;
changeStack.emplace_back(key, value);
}
void onKeyErase(const std::string& key, EntityKeyValue& value) override
{