This function will be used in the following patch.
Cc: <mesa-sta...@lists.freedesktop.org>
Signed-off-by: Anuj Phogat <anuj.pho...@gmail.com>
---
src/mesa/main/formats.c | 9 +++++++++
src/mesa/main/formats.h | 3 +++
2 files changed, 12 insertions(+)
diff --git a/src/mesa/main/formats.c b/src/mesa/main/formats.c
index fb2501c..5c67011 100644
--- a/src/mesa/main/formats.c
+++ b/src/mesa/main/formats.c
@@ -2035,6 +2035,15 @@ _mesa_is_format_signed(mesa_format format)
}
}
+/**
+ * Is the given format an integer format?
+ */
+GLboolean
+_mesa_is_format_integer(mesa_format format)
+{
+ const struct gl_format_info *info = _mesa_get_format_info(format);
+ return (info->DataType == GL_INT || info->DataType == GL_UNSIGNED_INT);
+}
/**
* Return color encoding for given format.
diff --git a/src/mesa/main/formats.h b/src/mesa/main/formats.h
index 89bd021..185010e 100644
--- a/src/mesa/main/formats.h
+++ b/src/mesa/main/formats.h
@@ -445,6 +445,9 @@ _mesa_is_format_unsigned(mesa_format format);
extern GLboolean
_mesa_is_format_signed(mesa_format format);
+extern GLboolean
+_mesa_is_format_integer(mesa_format format);
+
extern GLenum
_mesa_get_format_color_encoding(mesa_format format);
--
1.8.3.1
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