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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#include "InfoTextureHandler.h"
#include "AirLos.h"
#include "Combiner.h"
#include "Height.h"
#include "Los.h"
#include "Metal.h"
#include "MetalExtraction.h"
#include "Path.h"
#include "Radar.h"
CInfoTextureHandler::CInfoTextureHandler()
{
if (infoTextureHandler == nullptr)
infoTextureHandler = this;
AddInfoTexture(infoTex = new CInfoTextureCombiner());
AddInfoTexture(new CLosTexture());
AddInfoTexture(new CAirLosTexture());
AddInfoTexture(new CMetalTexture());
AddInfoTexture(new CMetalExtractionTexture());
AddInfoTexture(new CRadarTexture());
AddInfoTexture(new CHeightTexture());
AddInfoTexture(new CPathTexture());
// avoid calling this here, it introduces dependencies
// on engine components that have not been created yet
// (HeightMapTexture, GuiHandler, ...)
// Update();
}
CInfoTextureHandler::~CInfoTextureHandler()
{
for (auto& pitex: infoTextures) {
delete pitex.second;
}
infoTextureHandler = nullptr;
}
void CInfoTextureHandler::AddInfoTexture(CPboInfoTexture* itex)
{
infoTextures[itex->GetName()] = itex;
}
const CInfoTexture* CInfoTextureHandler::GetInfoTextureConst(const std::string& name) const
{
static const CDummyInfoTexture dummy;
const auto it = infoTextures.find(name);
if (it != infoTextures.end())
return it->second;
return &dummy;
}
CInfoTexture* CInfoTextureHandler::GetInfoTexture(const std::string& name)
{
return (const_cast<CInfoTexture*>(GetInfoTextureConst(name)));
}
bool CInfoTextureHandler::IsEnabled() const
{
return (infoTex->IsEnabled());
}
void CInfoTextureHandler::DisableCurrentMode()
{
if (returnToLOS && (GetMode() != "los")) {
// return to LOS-mode if it was active before
SetMode("los");
} else {
// otherwise disable overlay entirely
SetMode("");
}
}
void CInfoTextureHandler::SetMode(const std::string& name)
{
returnToLOS &= (name != "");
returnToLOS |= (name == "los");
inMetalMode = (name == "metal");
infoTex->SwitchMode(name);
}
void CInfoTextureHandler::ToggleMode(const std::string& name)
{
if (infoTex->GetMode() == name)
return (DisableCurrentMode());
SetMode(name);
}
const std::string& CInfoTextureHandler::GetMode() const
{
return (infoTex->GetMode());
}
GLuint CInfoTextureHandler::GetCurrentInfoTexture() const
{
return (infoTex->GetTexture());
}
int2 CInfoTextureHandler::GetCurrentInfoTextureSize() const
{
return (infoTex->GetTexSize());
}
void CInfoTextureHandler::Update()
{
glActiveTexture(GL_TEXTURE0);
glEnable(GL_TEXTURE_2D);
for (auto& p: infoTextures) {
CPboInfoTexture* tex = p.second;
// force first update except for combiner; hides visible uninitialized texmem
if ((firstUpdate && tex != infoTex) || tex->IsUpdateNeeded())
tex->Update();
}
firstUpdate = false;
}
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