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Enable cleanTransparent filter for mipmapping and improve its' algorithm (#11145)

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sfan5 2021-04-20 19:50:19 +02:00 • committed by GitHub
parent 90a7bd6a0a
commit 1da73418cd
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6 changed files with 105 additions and 32 deletions
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8
src/client/tile.cpp
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@ -427,6 +427,7 @@ private:
std::unordered_map<std::string, Palette> m_palettes;
// Cached settings needed for making textures from meshes
bool m_setting_mipmap;
bool m_setting_trilinear_filter;
bool m_setting_bilinear_filter;
};
@ -447,6 +448,7 @@ TextureSource::TextureSource()
// Cache some settings
// Note: Since this is only done once, the game must be restarted
// for these settings to take effect
m_setting_mipmap = g_settings->getBool("mip_map");
m_setting_trilinear_filter = g_settings->getBool("trilinear_filter");
m_setting_bilinear_filter = g_settings->getBool("bilinear_filter");
}
@ -667,7 +669,7 @@ video::ITexture* TextureSource::getTexture(const std::string &name, u32 *id)
video::ITexture* TextureSource::getTextureForMesh(const std::string &name, u32 *id)
{
static thread_local bool filter_needed =
g_settings->getBool("texture_clean_transparent") ||
g_settings->getBool("texture_clean_transparent") || m_setting_mipmap ||
((m_setting_trilinear_filter || m_setting_bilinear_filter) &&
g_settings->getS32("texture_min_size") > 1);
// Avoid duplicating texture if it won't actually change
@ -1636,8 +1638,8 @@ bool TextureSource::generateImagePart(std::string part_of_name,
return false;
}
// Apply the "clean transparent" filter, if configured.
if (g_settings->getBool("texture_clean_transparent"))
// Apply the "clean transparent" filter, if needed
if (m_setting_mipmap || g_settings->getBool("texture_clean_transparent"))
imageCleanTransparent(baseimg, 127);
/* Upscale textures to user's requested minimum size. This is a trick to make