From 92473a9e9e0dd96352b7d323d286109c99287cf4 Mon Sep 17 00:00:00 2001 From: binbitten Date: Thu, 18 Jan 2018 16:59:25 +0100 Subject: [PATCH] Convert special case RGB10_A2 to RGBA8 when obtaining texture data --- drivers/gles3/rasterizer_storage_gles3.cpp | 25 +++++++++++++++++++++- 1 file changed, 24 insertions(+), 1 deletion(-) diff --git a/drivers/gles3/rasterizer_storage_gles3.cpp b/drivers/gles3/rasterizer_storage_gles3.cpp index ed7f3b24d08..71f475b6556 100644 --- a/drivers/gles3/rasterizer_storage_gles3.cpp +++ b/drivers/gles3/rasterizer_storage_gles3.cpp @@ -876,11 +876,34 @@ Ref RasterizerStorageGLES3::texture_get_data(RID p_texture, VS::CubeMapSi } } + Image::Format img_format; + + //convert special case RGB10_A2 to RGBA8 because it's not a supported image format + if (texture->gl_internal_format_cache == GL_RGB10_A2) { + + img_format = Image::FORMAT_RGBA8; + + uint32_t *ptr = (uint32_t *)wb.ptr(); + uint32_t num_pixels = data_size / 4; + + for (int ofs = 0; ofs < num_pixels; ofs++) { + uint32_t px = ptr[ofs]; + uint32_t a = px >> 30 & 0xFF; + + ptr[ofs] = (px >> 2 & 0xFF) | + (px >> 12 & 0xFF) << 8 | + (px >> 22 & 0xFF) << 16 | + (a | a << 2 | a << 4 | a << 6) << 24; + } + } else { + img_format = texture->format; + } + wb = PoolVector::Write(); data.resize(data_size); - Image *img = memnew(Image(texture->alloc_width, texture->alloc_height, texture->mipmaps > 1 ? true : false, texture->format, data)); + Image *img = memnew(Image(texture->alloc_width, texture->alloc_height, texture->mipmaps > 1 ? true : false, img_format, data)); return Ref(img); #else