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glGenerateMipmap honors base/max level

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This commit is contained in:
Mathias Agopian
2019-02-15 17:12:20 -08:00
committed by Mathias Agopian
parent 8f42e1a812
commit 28c8f6818e
1 changed files with 2 additions and 1 deletions
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3
filament/src/driver/opengl/OpenGLDriver.cpp
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@@ -1759,7 +1759,6 @@ void OpenGLDriver::generateMipmaps(Driver::TextureHandle th) {
// color-renderable and filterable (i.e.: doesn't work for depth)
bindTexture(MAX_TEXTURE_UNITS - 1, t->gl.target, t, t->gl.targetIndex);
activeTexture(MAX_TEXTURE_UNITS - 1);
glGenerateMipmap(t->gl.target);
t->gl.baseLevel = 0;
t->gl.maxLevel = static_cast<uint8_t>(t->levels - 1);
@@ -1767,6 +1766,8 @@ void OpenGLDriver::generateMipmaps(Driver::TextureHandle th) {
glTexParameteri(t->gl.target, GL_TEXTURE_BASE_LEVEL, t->gl.baseLevel);
glTexParameteri(t->gl.target, GL_TEXTURE_MAX_LEVEL, t->gl.maxLevel);
glGenerateMipmap(t->gl.target);
CHECK_GL_ERROR(utils::slog.e)
}