[PATCH 2/3] wined3d: Add support for BC5_SNORM format.

[Guillaume Charifi]

Signed-off-by: Guillaume Charifi <guillaume.charifi at sfr.fr>

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

diff --git a/dlls/wined3d/utils.c b/dlls/wined3d/utils.c
index d7f2182..e9ee90a 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
@@ -3348,6 +3355,8 @@ 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)
-- 
2.9.3
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