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feat(materialx): Add function to resolve Airy Fresnel iterations with improved logging

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This commit is contained in:
johndoe6345789
2026-01-06 19:44:30 +00:00
parent 5162fa5103
commit 9ab929f53d
1 changed files with 26 additions and 10 deletions
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36
src/services/impl/materialx_shader_generator.cpp
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@@ -132,6 +132,27 @@ constexpr bool HasHwAiryFresnelIterations = requires(const T& options) {
options.hwAiryFresnelIterations;
};
template <typename Options>
unsigned int ResolveAiryFresnelIterationsFromOptions(const Options& options,
unsigned int defaultIterations,
bool& fromOptions,
const std::shared_ptr<ILogger>& logger) {
if constexpr (HasHwAiryFresnelIterations<Options>) {
fromOptions = true;
if (logger) {
logger->Trace("MaterialXShaderGenerator", "Generate",
"airyFresnelIterationsOption=hwAiryFresnelIterations");
}
return options.hwAiryFresnelIterations;
}
if (logger) {
logger->Trace("MaterialXShaderGenerator", "Generate",
"airyFresnelIterationsOption=unavailable");
}
return defaultIterations;
}
void ApplyTokenSubstitutions(const mx::ShaderGenerator& generator,
std::string& source,
const std::string& stageLabel,
@@ -175,17 +196,12 @@ void ApplyTokenSubstitutions(const mx::ShaderGenerator& generator,
unsigned int ResolveAiryFresnelIterations(const mx::GenContext& context,
const std::shared_ptr<ILogger>& logger) {
constexpr unsigned int kDefaultAiryFresnelIterations = 4;
unsigned int iterations = kDefaultAiryFresnelIterations;
bool fromOptions = false;
using OptionsType = std::remove_reference_t<decltype(context.getOptions())>;
constexpr bool kHasHwAiryFresnelIterations = HasHwAiryFresnelIterations<OptionsType>;
if constexpr (kHasHwAiryFresnelIterations) {
iterations = context.getOptions().hwAiryFresnelIterations;
fromOptions = true;
} else if (logger) {
logger->Trace("MaterialXShaderGenerator", "Generate",
"airyFresnelIterationsOption=unavailable");
}
const auto& options = context.getOptions();
unsigned int iterations = ResolveAiryFresnelIterationsFromOptions(options,
kDefaultAiryFresnelIterations,
fromOptions,
logger);
if (logger) {
logger->Trace("MaterialXShaderGenerator", "Generate",
"airyFresnelIterations=" + std::to_string(iterations) +