Guillaume Charifi : wined3d: Add support for BC5_SNORM format.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 82c25ce5b0fbf9b3786b0908c90c0e81a82c3c9f
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=82c25ce5b0fbf9b3786b0908c90c0e81a82c3c9f

Author: Guillaume Charifi <guillaume.charifi at sfr.fr>
Date:   Thu Feb  2 19:29:21 2017 +0100

wined3d: Add support for BC5_SNORM format.

Signed-off-by: Guillaume Charifi <guillaume.charifi at sfr.fr>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/wined3d/utils.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/dlls/wined3d/utils.c b/dlls/wined3d/utils.c
index ca9d310..c40a339 100644
--- a/dlls/wined3d/utils.c
+++ b/dlls/wined3d/utils.c
@@ -266,6 +266,7 @@ static const struct wined3d_typed_format_info typed_formats[] =
     {WINED3DFMT_BC3_UNORM,                WINED3DFMT_BC3_TYPELESS,          ""},
     {WINED3DFMT_BC4_UNORM,                WINED3DFMT_BC4_TYPELESS,          ""},
     {WINED3DFMT_BC5_UNORM,                WINED3DFMT_BC5_TYPELESS,          ""},
+    {WINED3DFMT_BC5_SNORM,                WINED3DFMT_BC5_TYPELESS,          ""},
     {WINED3DFMT_BC6H_UF16,                WINED3DFMT_BC6H_TYPELESS,         ""},
     {WINED3DFMT_BC6H_SF16,                WINED3DFMT_BC6H_TYPELESS,         ""},
     {WINED3DFMT_BC7_UNORM_SRGB,           WINED3DFMT_BC7_TYPELESS,          ""},
@@ -353,6 +354,7 @@ static const struct wined3d_format_block_info format_block_info[] =
     {WINED3DFMT_BC3_UNORM, 4,  4,  16, TRUE},
     {WINED3DFMT_BC4_UNORM, 4,  4,  8,  TRUE},
     {WINED3DFMT_BC5_UNORM, 4,  4,  16, TRUE},
+    {WINED3DFMT_BC5_SNORM, 4,  4,  16, TRUE},
     {WINED3DFMT_BC6H_UF16, 4,  4,  16, TRUE},
     {WINED3DFMT_BC6H_SF16, 4,  4,  16, TRUE},
     {WINED3DFMT_BC7_UNORM, 4,  4,  16, TRUE},
@@ -1153,6 +1155,11 @@ static const struct wined3d_format_texture_info format_texture_info[] =
             WINED3DFMT_FLAG_TEXTURE | WINED3DFMT_FLAG_POSTPIXELSHADER_BLENDING | WINED3DFMT_FLAG_FILTERING
             | WINED3DFMT_FLAG_COMPRESSED,
             ARB_TEXTURE_COMPRESSION_RGTC, NULL},
+    {WINED3DFMT_BC5_SNORM,              GL_COMPRESSED_SIGNED_RG_RGTC2,    GL_COMPRESSED_SIGNED_RG_RGTC2,          0,
+            GL_RG,                      GL_UNSIGNED_BYTE,                 0,
+            WINED3DFMT_FLAG_TEXTURE | WINED3DFMT_FLAG_POSTPIXELSHADER_BLENDING | WINED3DFMT_FLAG_FILTERING
+            | WINED3DFMT_FLAG_COMPRESSED,
+            ARB_TEXTURE_COMPRESSION_RGTC, NULL},
     {WINED3DFMT_BC6H_UF16,              GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_ARB, GL_COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_ARB, 0,
             GL_RGB,                     GL_UNSIGNED_BYTE,                 0,
             WINED3DFMT_FLAG_TEXTURE | WINED3DFMT_FLAG_POSTPIXELSHADER_BLENDING | WINED3DFMT_FLAG_FILTERING
@@ -3356,6 +3363,8 @@ static void apply_format_fixups(struct wined3d_adapter *adapter, struct wined3d_
     gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
     idx = get_format_idx(WINED3DFMT_BC5_UNORM);
     gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
+    idx = get_format_idx(WINED3DFMT_BC5_SNORM);
+    gl_info->formats[idx].flags[WINED3D_GL_RES_TYPE_TEX_3D] &= ~WINED3DFMT_FLAG_TEXTURE;
 }
 
 static unsigned int calculate_vertex_attribute_size(GLenum type, unsigned int component_count)