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Code Issues 121 Wiki Activity

macOS: guard mipmap generation call on legacy GL path (#132)

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glGenerateMipmap is null on the legacy GL path in some contexts; use the
GL_GENERATE_MIPMAP fallback instead of crashing.
This commit is contained in:
Mateusz Włodarczyk
2026-07-13 10:15:39 +02:00
committed by GitHub
parent d863ec18c3
commit a961393df9
1 changed files with 4 additions and 2 deletions
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6
model/Texture.cpp
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@@ -410,14 +410,16 @@ void opengl_texture::update_from_memory(size_t width, size_t height, const uint8
set_filtering();
glTexParameteri(target, GL_TEXTURE_WRAP_S, wrap_mode_s);
glTexParameteri(target, GL_TEXTURE_WRAP_T, wrap_mode_t);
glTexParameteri(target, GL_GENERATE_MIPMAP, GL_TRUE);
if (!glGenerateMipmap)
glTexParameteri(target, GL_GENERATE_MIPMAP, GL_TRUE);
}
else
{
glBindTexture(target, id);
}
glTexImage2D(target, 0, data_format, data_width, data_height, 0, data_components, GL_UNSIGNED_BYTE, raw);
glGenerateMipmap(target);
if (glGenerateMipmap)
glGenerateMipmap(target);
glFlush();
}