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Add a super extra hack on the vendor checks to avoid checking on intel

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* It seems like even running the simple check to see if we need our
  workarounds can completely break intel's driver and lead to infinite
  hangs later. So instead we just assume these hacks are always on for
  intel drivers.
This commit is contained in:
baldurk
2017-05-02 16:32:25 +01:00
parent 0ecc6ca877
commit 78ea82315c
1 changed files with 19 additions and 4 deletions
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renderdoc/driver/gl/gl_common.cpp
+19 -4
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@@ -448,6 +448,11 @@ void CheckExtensions(const GLHookSet &gl)
void DoVendorChecks(const GLHookSet &gl, GLPlatform &platform, GLWindowingData context)
{
const char *vendor = "";
if(gl.glGetString)
vendor = (const char *)gl.glGetString(eGL_VENDOR);
//////////////////////////////////////////////////////////
// version/driver/vendor specific hacks and checks go here
// doing these in a central place means they're all documented and
@@ -507,10 +512,20 @@ void DoVendorChecks(const GLHookSet &gl, GLPlatform &platform, GLWindowingData c
}
}
// AMD throws an error if we try to copy the mips that are smaller than 4x4,
if(gl.glGetError && gl.glGenTextures && gl.glBindTexture && gl.glCopyImageSubData &&
gl.glTexStorage2D && gl.glTexSubImage2D && gl.glTexParameteri && gl.glDeleteTextures &&
HasExt[ARB_copy_image] && HasExt[ARB_texture_storage] && !IsGLES)
// AMD throws an error if we try to copy the mips that are smaller than 4x4.
//
// Intel seems to completely break everything if we even run this check, so we just
// skip this check and assume the hack is enabled.
if(!strcmp(vendor, "Intel") || !strcmp(vendor, "intel") || !strcmp(vendor, "INTEL"))
{
RDCWARN("Using super hack-on-a-hack to avoid glCopyImageSubData tests on intel.");
VendorCheck[VendorCheck_AMD_copy_compressed_tinymips] = true;
VendorCheck[VendorCheck_AMD_copy_compressed_cubemaps] = true;
}
else if(gl.glGetError && gl.glGenTextures && gl.glBindTexture && gl.glCopyImageSubData &&
gl.glTexStorage2D && gl.glTexSubImage2D && gl.glTexParameteri && gl.glDeleteTextures &&
HasExt[ARB_copy_image] && HasExt[ARB_texture_storage] && !IsGLES)
{
GLuint texs[2];
gl.glGenTextures(2, texs);