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Vulkan: Fix bug with fractional LOD bias and min/max LOD

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This commit is contained in:
Stenzek
2016-10-02 23:53:09 +10:00
parent 5e29508b8f
commit f595fe080f
4 changed files with 22 additions and 29 deletions
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21
Source/Core/VideoBackends/Vulkan/Renderer.cpp
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@ -1367,13 +1367,9 @@ void Renderer::SetSamplerState(int stage, int texindex, bool custom_tex)
}
// If mipmaps are disabled, clamp min/max lod
new_state.max_lod = (SamplerCommon::AreBpTexMode0MipmapsEnabled(tm0)) ?
static_cast<u32>(MathUtil::Clamp(tm1.max_lod / 16.0f, 0.0f, 255.0f)) :
0;
new_state.min_lod =
std::min(new_state.max_lod.Value(),
static_cast<u32>(MathUtil::Clamp(tm1.min_lod / 16.0f, 0.0f, 255.0f)));
new_state.lod_bias = static_cast<s32>(tm0.lod_bias / 32.0f);
new_state.max_lod = SamplerCommon::AreBpTexMode0MipmapsEnabled(tm0) ? tm1.max_lod : 0;
new_state.min_lod = std::min(new_state.max_lod.Value(), tm1.min_lod);
new_state.lod_bias = SamplerCommon::AreBpTexMode0MipmapsEnabled(tm0) ? tm0.lod_bias : 0;
// Custom textures may have a greater number of mips
if (custom_tex)
@ -1387,15 +1383,7 @@ void Renderer::SetSamplerState(int stage, int texindex, bool custom_tex)
new_state.wrap_v = address_modes[tm0.wrap_t];
// Only use anisotropic filtering for textures that would be linearly filtered.
if (g_vulkan_context->SupportsAnisotropicFiltering() && g_ActiveConfig.iMaxAnisotropy > 0 &&
!SamplerCommon::IsBpTexMode0PointFiltering(tm0))
{
new_state.anisotropy = g_ActiveConfig.iMaxAnisotropy;
}
else
{
new_state.anisotropy = 0;
}
new_state.enable_anisotropic_filtering = SamplerCommon::IsBpTexMode0PointFiltering(tm0) ? 0 : 1;
// Skip lookup if the state hasn't changed.
size_t bind_index = (texindex * 4) + stage;
@ -1417,6 +1405,7 @@ void Renderer::SetSamplerState(int stage, int texindex, bool custom_tex)
void Renderer::ResetSamplerStates()
{
// Ensure none of the sampler objects are in use.
// This assumes that none of the samplers are in use on the command list currently being recorded.
g_command_buffer_mgr->WaitForGPUIdle();
// Invalidate all sampler states, next draw will re-initialize them.