Sven Hesse : wined3d: Add support for WINED3DFMT_R9G9B9E5_SHAREDEXP.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: f492287412dccda4e810b0a54782bd3f610a5dde
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=f492287412dccda4e810b0a547...

Author: Sven Hesse <drmccoy(a)drmccoy.de>
Date:   Thu May 25 12:15:23 2017 +0200

wined3d: Add support for WINED3DFMT_R9G9B9E5_SHAREDEXP.

A format that contains 3 floating point values with a 9-bit mantissa
each and a shared 5-bit exponent.

Maps directly onto the RGB9_E5_EXT format available through the
GL extension EXT_texture_shared_exponent.

Signed-off-by: Sven Hesse <drmccoy(a)drmccoy.de>
Signed-off-by: Henri Verbeet <hverbeet(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/wined3d/utils.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/dlls/wined3d/utils.c b/dlls/wined3d/utils.c
index 2bdc9e2..bf7f916 100644
--- a/dlls/wined3d/utils.c
+++ b/dlls/wined3d/utils.c
@@ -149,6 +149,8 @@ static const struct wined3d_format_channels formats[] =
     /* Unsure about them, could not find a Windows driver that supports them */
     {WINED3DFMT_R16,                       16,  0,  0,  0,   0,  0,  0,  0,    2,   0,     0},
     {WINED3DFMT_AL16,                       0,  0,  0, 16,   0,  0,  0, 16,    4,   0,     0},
+    /* DirectX 10 HDR formats */
+    {WINED3DFMT_R9G9B9E5_SHAREDEXP,         0,  0,  0,  0,   0,  0,  0,  0,    4,   0,     0},
     /* Typeless */
     {WINED3DFMT_R32G32B32A32_TYPELESS,     32, 32, 32, 32,   0, 32, 64, 96,   16,   0,     0},
     {WINED3DFMT_R32G32B32_TYPELESS,        32, 32, 32,  0,   0, 32, 64,  0,   12,   0,     0},
@@ -1675,6 +1677,11 @@ static const struct wined3d_format_texture_info format_texture_info[] =
             GL_RGBA,                    GL_UNSIGNED_INT_8_8_8_8_REV,      0,
             WINED3DFMT_FLAG_TEXTURE | WINED3DFMT_FLAG_RENDERTARGET | WINED3DFMT_FLAG_FBO_ATTACHABLE,
             ARB_FRAMEBUFFER_OBJECT,     NULL},
+    /* DirectX 10 HDR formats */
+    {WINED3DFMT_R9G9B9E5_SHAREDEXP,     GL_RGB9_E5_EXT,                   GL_RGB9_E5_EXT,                            0,
+            GL_RGB,                     GL_UNSIGNED_INT_5_9_9_9_REV_EXT,  0,
+            WINED3DFMT_FLAG_TEXTURE | WINED3DFMT_FLAG_POSTPIXELSHADER_BLENDING | WINED3DFMT_FLAG_FILTERING,
+            EXT_TEXTURE_SHARED_EXPONENT, NULL},
 };
 
 struct wined3d_format_srgb_info