gl_format_reinterpreter.cpp: fallback to PBO path on obsolete intel drivers (#5928)

master
SachinVin 2022-01-24 14:14:28 +07:00 committed by GitHub
parent afa7f4996f
commit 4e15823db2
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1 changed files with 9 additions and 1 deletions

@ -363,7 +363,15 @@ private:
};
FormatReinterpreterOpenGL::FormatReinterpreterOpenGL() {
if ((GLAD_GL_ARB_stencil_texturing && GLAD_GL_ARB_texture_storage && GLAD_GL_ARB_copy_image) ||
const std::string_view vendor{reinterpret_cast<const char*>(glGetString(GL_VENDOR))};
const std::string_view version{reinterpret_cast<const char*>(glGetString(GL_VERSION))};
// Fallback to PBO path on obsolete intel drivers
// intel`s GL_VERSION string - `3.3.0 - Build 25.20.100.6373`
const bool intel_broken_drivers =
vendor.find("Intel") != vendor.npos && (std::atoi(version.substr(14, 2).data()) < 30);
if ((!intel_broken_drivers && GLAD_GL_ARB_stencil_texturing && GLAD_GL_ARB_texture_storage &&
GLAD_GL_ARB_copy_image) ||
GLES) {
reinterpreters.emplace(PixelFormatPair{PixelFormat::RGBA8, PixelFormat::D24S8},
std::make_unique<ShaderD24S8toRGBA8>());