From f7e155d8b90f9466a766160560addeca69888fd2 Mon Sep 17 00:00:00 2001 From: ameerj <52414509+ameerj@users.noreply.github.com> Date: Wed, 17 Nov 2021 23:49:44 -0500 Subject: [PATCH] gl_texture_cache: Round format conversion PBO to next power of 2 --- src/video_core/renderer_opengl/gl_texture_cache.cpp | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/src/video_core/renderer_opengl/gl_texture_cache.cpp b/src/video_core/renderer_opengl/gl_texture_cache.cpp index e560111c38..6956535e5e 100644 --- a/src/video_core/renderer_opengl/gl_texture_cache.cpp +++ b/src/video_core/renderer_opengl/gl_texture_cache.cpp @@ -396,6 +396,10 @@ OGLTexture MakeImage(const VideoCommon::ImageInfo& info, GLenum gl_internal_form UNREACHABLE_MSG("Invalid image format={}", format); return GL_R32UI; } + +[[nodiscard]] u32 NextPow2(u32 value) { + return 1U << (32U - std::countl_zero(value - 1U)); +} } // Anonymous namespace ImageBufferMap::~ImageBufferMap() { @@ -1304,7 +1308,7 @@ void FormatConversionPass::ConvertImage(Image& dst_image, Image& src_image, const u32 copy_size = region.width * region.height * region.depth * img_bpp; if (pbo_size < copy_size) { intermediate_pbo.Create(); - pbo_size = copy_size; + pbo_size = NextPow2(copy_size); glNamedBufferData(intermediate_pbo.handle, pbo_size, nullptr, GL_STREAM_COPY); } // Copy from source to PBO