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Handle custom samplers

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This commit is contained in:
Jan 2022-04-15 16:34:44 +02:00
parent 65c9267b06
commit 9990338130
3 changed files with 34 additions and 3 deletions
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9
src/Common/Game/IW4/IW4_Assets.h
View File

@ -950,6 +950,15 @@ namespace IW4
TEXTURE_SRC_CODE_COUNT
};
enum CustomSamplers
{
CUSTOM_SAMPLER_REFLECTION_PROBE = 0x0,
CUSTOM_SAMPLER_LIGHTMAP_PRIMARY = 0x1,
CUSTOM_SAMPLER_LIGHTMAP_SECONDARY = 0x2,
CUSTOM_SAMPLER_COUNT
};
struct CodeSamplerSource
{
const char* name;

8
src/ObjCommon/Game/IW4/TechsetConstantsIW4.h
View File

@ -507,6 +507,14 @@ namespace IW4
};
static_assert(std::extent_v<decltype(s_codeSamplerUpdateFreq)> == TEXTURE_SRC_CODE_COUNT);
inline MaterialTextureSource g_customSamplerSrc[]
{
TEXTURE_SRC_CODE_REFLECTION_PROBE, // CUSTOM_SAMPLER_REFLECTION_PROBE
TEXTURE_SRC_CODE_LIGHTMAP_PRIMARY, // CUSTOM_SAMPLER_LIGHTMAP_PRIMARY
TEXTURE_SRC_CODE_LIGHTMAP_SECONDARY // CUSTOM_SAMPLER_LIGHTMAP_SECONDARY
};
static_assert(std::extent_v<decltype(g_customSamplerSrc)> == CUSTOM_SAMPLER_COUNT);
static constexpr std::pair<uint32_t, const char*> KnownMaterialSource(const char* name)
{
return std::make_pair(Common::R_HashString(name, 0u), name);

20
src/ObjLoading/Game/IW4/AssetLoaders/AssetLoaderTechniqueSet.cpp
View File

@ -131,7 +131,7 @@ namespace IW4
static MaterialUpdateFrequency GetUpdateFrequencyForArg(MaterialShaderArgument arg)
{
switch(arg.type)
switch (arg.type)
{
case MTL_ARG_CODE_VERTEX_CONST:
case MTL_ARG_CODE_PIXEL_CONST:
@ -143,7 +143,7 @@ namespace IW4
return s_codeConstUpdateFreq[arg.u.codeConst.index];
case MTL_ARG_CODE_PIXEL_SAMPLER:
if(arg.u.codeSampler >= std::extent_v<decltype(s_codeSamplerUpdateFreq)>)
if (arg.u.codeSampler >= std::extent_v<decltype(s_codeSamplerUpdateFreq)>)
{
assert(false);
return MTL_UPDATE_RARELY;
@ -1011,9 +1011,23 @@ namespace IW4
stableArgCount++;
break;
case MTL_UPDATE_CUSTOM:
{
assert(arg.m_arg.type == MTL_ARG_CODE_PIXEL_SAMPLER);
if (arg.m_arg.type == MTL_ARG_CODE_PIXEL_SAMPLER)
{
const auto customSampler = std::find(std::begin(g_customSamplerSrc), std::end(g_customSamplerSrc), arg.m_arg.u.codeSampler);
assert(customSampler != std::end(g_customSamplerSrc));
if (customSampler != std::end(g_customSamplerSrc))
{
const auto customSamplerIndex = customSampler - std::begin(g_customSamplerSrc);
out.customSamplerFlags |= 1 << customSamplerIndex;
}
}
}
continue;
default:
assert(false);
break;
continue;
}
out.args[argIndex++] = arg.m_arg;