Rebase against d17225a89cfb45988a89f60803756e7df4e68cc5.

This commit is contained in:
Elizabeth Figura
2025-02-28 17:27:03 -06:00
parent 6f8931b39a
commit db49cb3767
3 changed files with 1 additions and 89 deletions

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From d258e0c4428f3d5b7c0b6f4b31058d8710244dd7 Mon Sep 17 00:00:00 2001
From: Christian Costa <titan.costa@gmail.com>
Date: Wed, 14 Aug 2013 09:31:31 +0200
Subject: d3dx9_36: Filter out D3DCompile warning messages that are not present
with D3DCompileShader. (try 4)
This patch fixes vertex processing issue of bug 33770.
The problem comes from the fact that even if the call succeeds,
the game interprets a non null error_messages pointer as an error.
By calling D3DCompile we use a newer version of the compiler which is more
strict and generates the following warning.
- warning X3206: 'dot': implicit truncation of vector type
- warning X3206: implicit truncation of vector type
- warning X3206: 'mul': implicit truncation of vector type
D3DCompileShader does not generate such warnings.
These is confirmed in the DX SDK release note:
New Warning X3206: Implicit Truncation of Vector Type
Beginning in the August 2009 release of the DirectX SDK, the compiler will warn
when an implicit truncation of a vector type occurs.
The warnings cannot be disable so this patch filters out these strings in D3DCompileShader
and reset the error messages pointer if the resulting buffer is empty.
Try 2:
- only filter out lines containing "X3206:" in case d3dcompiler_43 has localization
Try 3:
- use move in place instead of copying the buffer
Try 4:
- filter simplification by Sebastian and remove 'mul' testing left-out in search string
---
dlls/d3dx9_36/shader.c | 35 +++++++++++++++++++++++++++++++++++
1 file changed, 35 insertions(+)
diff --git a/dlls/d3dx9_36/shader.c b/dlls/d3dx9_36/shader.c
index 5ea3d13..646d3dc 100644
--- a/dlls/d3dx9_36/shader.c
+++ b/dlls/d3dx9_36/shader.c
@@ -450,6 +450,41 @@ HRESULT WINAPI D3DXCompileShader(const char *data, UINT length, const D3DXMACRO
}
}
+ /* Filter out D3DCompile warning messages that are not present with D3DCompileShader */
+ if (SUCCEEDED(hr) && error_msgs && *error_msgs)
+ {
+ char *messages = ID3DXBuffer_GetBufferPointer(*error_msgs);
+ DWORD size = ID3DXBuffer_GetBufferSize(*error_msgs);
+
+ /* Ensure messages are null terminated for safe processing */
+ if (size) messages[size - 1] = 0;
+
+ while (size > 1)
+ {
+ char *prev, *next;
+
+ /* Warning has the form "warning X3206: ... implicit truncation of vector type"
+ but we only search for "X3206:" in case d3dcompiler_43 has localization */
+ prev = next = strstr(messages, "X3206:");
+ if (!prev) break;
+
+ /* get pointer to beginning and end of current line */
+ while (prev > messages && *(prev - 1) != '\n') prev--;
+ while (next < messages + size - 1 && *next != '\n') next++;
+ if (next < messages + size - 1 && *next == '\n') next++;
+
+ memmove(prev, next, messages + size - next);
+ size -= (next - prev);
+ }
+
+ /* Only return a buffer if the resulting string is not empty as some apps depend on that */
+ if (size <= 1)
+ {
+ ID3DXBuffer_Release(*error_msgs);
+ *error_msgs = NULL;
+ }
+ }
+
return hr;
}
--
2.1.2

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Fixes: [33770] D3DCompileShader should filter specific warning messages

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0bf15e3e0715ebda735e9857cbcb36ebc491293f
d17225a89cfb45988a89f60803756e7df4e68cc5