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improve usage of opengl PBO and fence

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falsycat
2022-10-26 09:41:57 +09:00
parent 42738f4923
commit 1ee59aaedf
2 changed files with 3 additions and 5 deletions
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2
file/gl_obj.cc
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@@ -497,7 +497,7 @@ struct Texture {
const auto size = tex.meta().size;
const auto texel = std::accumulate(size.begin(), size.end(), 1, std::multiplies<uint32_t> {});
const auto bsize = static_cast<size_t>(texel)*GetCompCount(comp)*GetByteSize(numtype);
glBufferData(GL_PIXEL_PACK_BUFFER, static_cast<GLsizeiptr>(bsize), nullptr, GL_DYNAMIC_READ);
glBufferData(GL_PIXEL_PACK_BUFFER, static_cast<GLsizeiptr>(bsize), nullptr, GL_STREAM_READ);
const auto t = gl::ToEnum(tex.meta().target);
glBindTexture(t, tex.id());