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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#include "IGroundDecalDrawer.h"
#include "Rendering/Env/Decals/GroundDecalHandler.h"
#include "Rendering/Env/Decals/DecalsDrawerGL4.h"
#include "System/Config/ConfigHandler.h"
#include "System/Exceptions.h"
#include "System/SafeUtil.h"
#include "System/Log/ILog.h"
CONFIG(int, GroundDecals).defaultValue(3).headlessValue(0).description("Controls whether ground decals underneath buildings and ground scars from explosions will be rendered. Values >1 define how long such decals will stay.");
static NullGroundDecalDrawer nullDecalDrawer;
IGroundDecalDrawer* IGroundDecalDrawer::singleton = &nullDecalDrawer;
int IGroundDecalDrawer::decalLevel = 0;
static IGroundDecalDrawer* GetInstance()
{
IGroundDecalDrawer* instance = &nullDecalDrawer;
if (!IGroundDecalDrawer::GetDrawDecals()) {
LOG_L(L_INFO, "Loaded DecalsDrawer: %s", "off");
return instance;
}
#if 0
try {
instance = new CDecalsDrawerGL4();
LOG_L(L_INFO, "Loaded DecalsDrawer: %s", "GL4");
} catch(const unsupported_error& ex) {
LOG_L(L_ERROR, "IGroundDecalDrawer loading failed: %s", ex.what());
} catch(const opengl_error& ex) {
LOG_L(L_ERROR, "IGroundDecalDrawer loading failed: %s", ex.what());
}
#endif
if (instance == &nullDecalDrawer) {
instance = new CGroundDecalHandler();
LOG_L(L_INFO, "Loaded DecalsDrawer: %s", "Legacy");
}
return instance;
}
void IGroundDecalDrawer::Init()
{
decalLevel = configHandler->GetInt("GroundDecals");
FreeInstance();
singleton = GetInstance();
}
void IGroundDecalDrawer::FreeInstance()
{
if (singleton != &nullDecalDrawer)
spring::SafeDelete(singleton);
}
void IGroundDecalDrawer::SetDrawDecals(bool v)
{
if (v) {
decalLevel = std::abs(decalLevel);
} else {
decalLevel = -std::abs(decalLevel);
}
if (groundDecals == &nullDecalDrawer) {
groundDecals = GetInstance();
}
groundDecals->OnDecalLevelChanged();
}
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