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Make the GameGlobalShaderConstantSetter use the settings callback (8% perf improvement in game loop)

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Amend the settings callback to support userdata
This commit is contained in:
gregorycu 2015-01-24 13:03:57 +11:00 • committed by kwolekr
parent aafbbcd537
commit a555e2d9b0
4 changed files with 27 additions and 11 deletions
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20
src/game.cpp
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@ -809,15 +809,31 @@ class GameGlobalShaderConstantSetter : public IShaderConstantSetter
bool *m_force_fog_off;
f32 *m_fog_range;
Client *m_client;
bool m_fogEnabled;
public:
void onSettingsChange(const std::string &name)
{
if (name == "enable_fog")
m_fogEnabled = g_settings->getBool("enable_fog");
}
static void SettingsCallback(const std::string name, void *userdata)
{
reinterpret_cast<GameGlobalShaderConstantSetter*>(userdata)->onSettingsChange(name);
}
GameGlobalShaderConstantSetter(Sky *sky, bool *force_fog_off,
f32 *fog_range, Client *client) :
m_sky(sky),
m_force_fog_off(force_fog_off),
m_fog_range(fog_range),
m_client(client)
{}
{
g_settings->registerChangedCallback("enable_fog", SettingsCallback, this);
}
~GameGlobalShaderConstantSetter() {}
virtual void onSetConstants(video::IMaterialRendererServices *services,
@ -840,7 +856,7 @@ public:
// Fog distance
float fog_distance = 10000 * BS;
if (g_settings->getBool("enable_fog") && !*m_force_fog_off)
if (m_fogEnabled && !*m_force_fog_off)
fog_distance = *m_fog_range;
services->setPixelShaderConstant("fogDistance", &fog_distance, 1);