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Postprocesing/FX: Add BUFFER_COLOR_BIT_DEPTH and random source

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This commit is contained in:
Stenzek
2023-11-05 14:10:37 +10:00
parent 4ef465cea4
commit 8f1d724f4c
2 changed files with 34 additions and 0 deletions
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27
src/util/postprocessing_shader_fx.cpp
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@ -329,6 +329,7 @@ bool PostProcessing::ReShadeFXShader::CreateModule(s32 buffer_width, s32 buffer_
pp.add_macro_definition("BUFFER_HEIGHT", std::to_string(buffer_height));
pp.add_macro_definition("BUFFER_RCP_WIDTH", std::to_string(1.0f / static_cast<float>(buffer_width)));
pp.add_macro_definition("BUFFER_RCP_HEIGHT", std::to_string(1.0f / static_cast<float>(buffer_height)));
pp.add_macro_definition("BUFFER_COLOR_BIT_DEPTH", "32");
switch (GetRenderAPI())
{
@ -683,6 +684,19 @@ bool PostProcessing::ReShadeFXShader::GetSourceOption(const reshadefx::uniform_i
*si = SourceOptionType::MousePoint;
return true;
}
else if (source == "random")
{
if ((!ui.type.is_floating_point() && !ui.type.is_integral()) || ui.type.components() != 1)
{
Error::SetString(error, fmt::format("Unexpected type '{}' ({} components) for random source in uniform '{}'",
ui.type.description(), ui.type.components(), ui.name));
return false;
}
// TODO: This is missing min/max handling.
*si = (ui.type.base == reshadefx::type::t_float) ? SourceOptionType::RandomF : SourceOptionType::Random;
return true;
}
else if (source == "overlay_active" || source == "has_depth")
{
*si = SourceOptionType::Zero;
@ -1241,6 +1255,19 @@ bool PostProcessing::ReShadeFXShader::Apply(GPUTexture* input, GPUFramebuffer* f
}
break;
case SourceOptionType::Random:
{
const s32 rv = m_random() % 32767; // reshade uses rand(), which on some platforms has a 0x7fff maximum.
std::memcpy(dst, &rv, sizeof(rv));
}
break;
case SourceOptionType::RandomF:
{
const float rv = (m_random() - m_random.min()) / static_cast<float>(m_random.max() - m_random.min());
std::memcpy(dst, &rv, sizeof(rv));
}
break;
case SourceOptionType::BufferWidth:
case SourceOptionType::BufferHeight:
{