gl_rasterizer_cache: Guard clause swizzle testing
Co-Authored-By: ReinUsesLisp <reinuseslisp@airmail.cc>
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@ -880,7 +880,9 @@ void CachedSurface::UpdateSwizzle(Tegra::Texture::SwizzleSource swizzle_x,
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const GLenum new_y = MaxwellToGL::SwizzleSource(swizzle_y);
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const GLenum new_z = MaxwellToGL::SwizzleSource(swizzle_z);
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const GLenum new_w = MaxwellToGL::SwizzleSource(swizzle_w);
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if (swizzle[0] != new_x || swizzle[1] != new_y || swizzle[2] != new_z || swizzle[3] != new_w) {
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if (swizzle[0] == new_x && swizzle[1] == new_y && swizzle[2] == new_z && swizzle[3] == new_w) {
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return;
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}
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swizzle = {new_x, new_y, new_z, new_w};
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const auto swizzle_data = reinterpret_cast<const GLint*>(swizzle.data());
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glTextureParameteriv(texture.handle, GL_TEXTURE_SWIZZLE_RGBA, swizzle_data);
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