[Mesa-dev] [PATCH 03/12] mesa/format_info: Add support for compressed floating-point formats

[Neil Roberts]

If the name of a compressed texture format has ‘FLOAT’ in it it will now set
the data type of the format to GL_FLOAT. This will be needed for the BPTC
half-float formats.
---
 src/mesa/main/format_info.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/mesa/main/format_info.py b/src/mesa/main/format_info.py
index 448bd00..a0eecd3 100644
--- a/src/mesa/main/format_info.py
+++ b/src/mesa/main/format_info.py
@@ -62,7 +62,9 @@ def get_gl_base_format(fmat):
 
 def get_gl_data_type(fmat):
    if fmat.is_compressed():
-      if 'SIGNED' in fmat.name or 'SNORM' in fmat.name:
+      if 'FLOAT' in fmat.name:
+         return 'GL_FLOAT'
+      elif 'SIGNED' in fmat.name or 'SNORM' in fmat.name:
          return 'GL_SIGNED_NORMALIZED'
       else:
          return 'GL_UNSIGNED_NORMALIZED'
-- 
1.9.3