On Thursday, March 17, 2016 5:04:28 PM PDT Jordan Justen wrote: > On 2016-03-16 20:32:18, Kenneth Graunke wrote: > > OpenGL ES 3.x contains a table of sized internal formats and their > > required properties. In particular, each format is marked as > > "Color Renderable" or "Texture Filterable". > > > > This patch introduces two functions that can be used to query the > > information from that table. > > > > Signed-off-by: Kenneth Graunke <[email protected]> > > --- > > src/mesa/main/glformats.c | 83 ++++++++++++++++++++++++++++++++++++++++++ +++++ > > src/mesa/main/glformats.h | 7 ++++ > > 2 files changed, 90 insertions(+) > > > > diff --git a/src/mesa/main/glformats.c b/src/mesa/main/glformats.c > > index cf64958..96ab393 100644 > > --- a/src/mesa/main/glformats.c > > +++ b/src/mesa/main/glformats.c > > @@ -3556,3 +3556,86 @@ _mesa_format_from_format_and_type(GLenum format, GLenum type) > > */ > > unreachable("Unsupported format"); > > } > > + > > +/** > > + * Returns true if \p internal_format is a sized internal format that > > + * is marked "Color Renderable" in Table 8.10 of the ES 3.2 specification. > > + */ > > +bool > > +_mesa_is_es3_color_renderable(GLenum internal_format) > > +{ > > + switch (internal_format) { > > + case GL_R8: > > + case GL_RG8: > > + case GL_RGB8: > > + case GL_RGB565: > > + case GL_RGBA4: > > + case GL_RGB5_A1: > > + case GL_RGBA8: > > + case GL_RGB10_A2: > > + case GL_RGB10_A2UI: > > + case GL_SRGB8_ALPHA8: > > > + case GL_R16F: > > + case GL_RG16F: > > + case GL_RGBA16F: > > + case GL_R32F: > > + case GL_RG32F: > > + case GL_RGBA32F: > > + case GL_R11F_G11F_B10F: > > I don't expect that it makes a difference, but I noticed that ES 3.0 > doesn't require these 7. > > Reviewed-by: Jordan Justen <[email protected]>
Right. I think some of them get added with various OES extensions that we support. I decided just to go for the latest spec and not bother trying to hunt down all the extensions. Thanks!
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