Mesa (master): mesa: reduce the size of gl_viewport_attrib

[Marek Olšák]

Module: Mesa
Branch: master
Commit: a7882013d3e788a76cce638704c02b7bea0e67a1
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=a7882013d3e788a76cce638704c02b7bea0e67a1

Author: Marek Olšák <marek.olsak at amd.com>
Date:   Thu Nov 16 01:46:40 2017 +0100

mesa: reduce the size of gl_viewport_attrib

All drivers convert these to float, so there is no reason to use double.
The piglit test that expects double precision from glGet will be adjusted
not to require it (there is a piglit patch).

gl_context::ViewportArray: 512 -> 384 bytes

Reviewed-by: Mathias Fröhlich <mathias.froehlich at web.de>
Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/mesa/drivers/common/meta.h | 2 +-
 src/mesa/main/mtypes.h         | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/common/meta.h b/src/mesa/drivers/common/meta.h
index 1c35ea3e0b..dbe8a9af02 100644
--- a/src/mesa/drivers/common/meta.h
+++ b/src/mesa/drivers/common/meta.h
@@ -158,7 +158,7 @@ struct save_state
 
    /** MESA_META_VIEWPORT */
    GLfloat ViewportX, ViewportY, ViewportW, ViewportH;
-   GLclampd DepthNear, DepthFar;
+   GLclampf DepthNear, DepthFar;
 
    /** MESA_META_CLAMP_FRAGMENT_COLOR */
    GLenum ClampFragmentColor;
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index d8cb8f832c..a589bd4bb2 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -1407,7 +1407,7 @@ struct gl_viewport_attrib
 {
    GLfloat X, Y;		/**< position */
    GLfloat Width, Height;	/**< size */
-   GLdouble Near, Far;		/**< Depth buffer range */
+   GLfloat Near, Far;		/**< Depth buffer range */
 };