[Mesa-dev] [PATCH 1/3] mesa: return 0 for GL_INTERNALFORMAT_SUPPORTED for unsupported TBO formats

[Marek Olšák]

From: Marek Olšák <marek.ol...@amd.com>

---
 src/mesa/main/formatquery.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/mesa/main/formatquery.c b/src/mesa/main/formatquery.c
index 77c7faa..05b7810 100644
--- a/src/mesa/main/formatquery.c
+++ b/src/mesa/main/formatquery.c
@@ -895,20 +895,25 @@ _mesa_GetInternalformativ(GLenum target, GLenum 
internalformat, GLenum pname,
       if (pname == GL_NUM_SAMPLE_COUNTS && ctx->API == API_OPENGLES2 &&
           ctx->Version == 30 && _mesa_is_enum_format_integer(internalformat)) {
          goto end;
       }
 
       ctx->Driver.QueryInternalFormat(ctx, target, internalformat, pname,
                                       buffer);
       break;
 
    case GL_INTERNALFORMAT_SUPPORTED:
+      /* Reject invalid texture buffer formats. */
+      if (target == GL_TEXTURE_BUFFER &&
+          _mesa_validate_texbuffer_format(ctx, internalformat) == 
MESA_FORMAT_NONE)
+         break;
+
       /* Having a supported <internalformat> is implemented as a prerequisite
        * for all the <pnames>. Thus,  if we reach this point, the 
internalformat is
        * supported.
        */
       buffer[0] = GL_TRUE;
       break;
 
    case GL_INTERNALFORMAT_PREFERRED:
       /* The ARB_internalformat_query2 spec says:
        *
-- 
2.7.4

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