[vlc-commits] d3d_shaders: add debugging shader compilers in debug mode

[Steve Lhomme]

vlc | branch: master | Steve Lhomme <robux4 at ycbcr.xyz> | Wed Jan 27 14:28:35 2021 +0100| [c489d6a97afbd43b74b241de5c436e77e95c58a3] | committer: Steve Lhomme

d3d_shaders: add debugging shader compilers in debug mode

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=c489d6a97afbd43b74b241de5c436e77e95c58a3
---

 modules/video_output/win32/d3d_shaders.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/modules/video_output/win32/d3d_shaders.c b/modules/video_output/win32/d3d_shaders.c
index 09d018c82e..2a1eb22b3f 100644
--- a/modules/video_output/win32/d3d_shaders.c
+++ b/modules/video_output/win32/d3d_shaders.c
@@ -268,14 +268,19 @@ static ID3DBlob* CompileShader(vlc_object_t *obj, const d3d_shader_compiler_t *c
             target = "vs_4_0_level_9_1";
     }
 
+    UINT compileFlags = 0;
 #if VLC_WINSTORE_APP
     VLC_UNUSED(compiler);
 #else
 # define D3DCompile(args...)    compiler->OurD3DCompile(args)
+# if !defined(NDEBUG)
+    if (IsDebuggerPresent())
+        compileFlags += D3DCOMPILE_DEBUG;
+# endif
 #endif
     HRESULT hr = D3DCompile(psz_shader, strlen(psz_shader),
                             NULL, NULL, NULL, "main", target,
-                            0, 0, &pShaderBlob, &pErrBlob);
+                            compileFlags, 0, &pShaderBlob, &pErrBlob);
 
     if (FAILED(hr)) {
         char *err = pErrBlob ? ID3D10Blob_GetBufferPointer(pErrBlob) : NULL;