TextureCache: load all mipmap levels from custom textures

This drops the "feature" to load level 0 from the custom texture
and all other levels from the native one if the size matches.
But in my opinion, when a custom texture only provide one level,
no more should be used at all.

1 files changed, 7 insertions, 1 deletions

diff --git a/Source/Core/VideoBackends/OGL/SamplerCache.cpp b/Source/Core/VideoBackends/OGL/SamplerCache.cpp
index a20b42d29f..71e039c449 100644
--- a/Source/Core/VideoBackends/OGL/SamplerCache.cpp
+++ b/Source/Core/VideoBackends/OGL/SamplerCache.cpp
@@ -20,7 +20,7 @@ SamplerCache::~SamplerCache()
 	Clear();
 }
 
-void SamplerCache::SetSamplerState(int stage, const TexMode0& tm0, const TexMode1& tm1)
+void SamplerCache::SetSamplerState(int stage, const TexMode0& tm0, const TexMode1& tm1, bool custom_tex)
 {
 	// TODO: can this go somewhere else?
 	if (m_last_max_anisotropy != g_ActiveConfig.iMaxAnisotropy)
@@ -38,6 +38,12 @@ void SamplerCache::SetSamplerState(int stage, const TexMode0& tm0, const TexMode
 		params.tm0.mag_filter |= 0x1;
 	}
 
+	// custom textures may have higher resolution, so disable the max_lod
+	if (custom_tex)
+	{
+		params.tm1.max_lod = 255;
+	}
+
 	// TODO: Should keep a circular buffer for each stage of recently used samplers.
 
 	auto& active_sampler = m_active_samplers[stage];