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Add dynamic exposure correction (#12959)

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* Add uniform for frame delta time
* Adjust exposure in logarithmic (EV) space
* Add network support and LUA API
* Add testing mod
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x2048 2023-01-06 22:33:25 +01:00 • committed by GitHub
parent 2715cc8bf6
commit 6d45c243f8
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29 changed files with 567 additions and 71 deletions
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37
src/client/shader.h
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@ -121,6 +121,43 @@ public:
CachedShaderSetting<T, count, cache>(name, false){}
};
template <typename T, std::size_t count, bool cache, bool is_pixel>
class CachedStructShaderSetting {
const char *m_name;
T m_sent[count];
bool has_been_set = false;
std::array<const char*, count> m_fields;
public:
CachedStructShaderSetting(const char *name, std::array<const char*, count> &&fields) :
m_name(name), m_fields(std::move(fields))
{}
void set(const T value[count], video::IMaterialRendererServices *services)
{
if (cache && has_been_set && std::equal(m_sent, m_sent + count, value))
return;
for (std::size_t i = 0; i < count; i++) {
std::string uniform_name = std::string(m_name) + "." + m_fields[i];
if (is_pixel)
services->setPixelShaderConstant(services->getPixelShaderConstantID(uniform_name.c_str()), value + i, 1);
else
services->setVertexShaderConstant(services->getVertexShaderConstantID(uniform_name.c_str()), value + i, 1);
}
if (cache) {
std::copy(value, value + count, m_sent);
has_been_set = true;
}
}
};
template<typename T, std::size_t count, bool cache = true>
using CachedStructVertexShaderSetting = CachedStructShaderSetting<T, count, cache, false>;
template<typename T, std::size_t count, bool cache = true>
using CachedStructPixelShaderSetting = CachedStructShaderSetting<T, count, cache, true>;
/*
ShaderSource creates and caches shaders.