[Mesa-dev] [PATCH 15/41] main: set_tex_parameteri now handles errors according to the OpenGL 4.5 Specification.

Brian Paul brianp at vmware.com
Tue Dec 16 07:45:44 PST 2014


On 12/15/2014 06:22 PM, Laura Ekstrand wrote:
> Beginning in the OpenGL 4.3 core specification, some error handling has
> changed. As an example, changing sampler states with a multisample target
> throws INVALID_ENUM rather than INVALID_OPERATION.

So, does this effect any piglit tests?  It seems a little funny to 
change to GL 4.3 behavior before we even support GL 4.3.


> ---
>   src/mesa/main/texparam.c | 70 ++++++++++++++++++++++++++++++------------------
>   1 file changed, 44 insertions(+), 26 deletions(-)
>
> diff --git a/src/mesa/main/texparam.c b/src/mesa/main/texparam.c
> index e40fb24..70685f2 100644
> --- a/src/mesa/main/texparam.c
> +++ b/src/mesa/main/texparam.c
> @@ -234,12 +234,12 @@ target_allows_setting_sampler_parameters(GLenum target)
>   static GLboolean
>   set_tex_parameteri(struct gl_context *ctx,
>                      struct gl_texture_object *texObj,
> -                   GLenum pname, const GLint *params)
> +                   GLenum pname, const GLint *params, bool dsa)
>   {
>      switch (pname) {
>      case GL_TEXTURE_MIN_FILTER:
>         if (!target_allows_setting_sampler_parameters(texObj->Target))
> -         goto invalid_operation;
> +         goto invalid_enum;
>
>         if (texObj->Sampler.MinFilter == params[0])
>            return GL_FALSE;
> @@ -267,7 +267,7 @@ set_tex_parameteri(struct gl_context *ctx,
>
>      case GL_TEXTURE_MAG_FILTER:
>         if (!target_allows_setting_sampler_parameters(texObj->Target))
> -         goto invalid_operation;
> +         goto invalid_enum;
>
>         if (texObj->Sampler.MagFilter == params[0])
>            return GL_FALSE;
> @@ -284,7 +284,7 @@ set_tex_parameteri(struct gl_context *ctx,
>
>      case GL_TEXTURE_WRAP_S:
>         if (!target_allows_setting_sampler_parameters(texObj->Target))
> -         goto invalid_operation;
> +         goto invalid_enum;
>
>         if (texObj->Sampler.WrapS == params[0])
>            return GL_FALSE;
> @@ -297,7 +297,7 @@ set_tex_parameteri(struct gl_context *ctx,
>
>      case GL_TEXTURE_WRAP_T:
>         if (!target_allows_setting_sampler_parameters(texObj->Target))
> -         goto invalid_operation;
> +         goto invalid_enum;
>
>         if (texObj->Sampler.WrapT == params[0])
>            return GL_FALSE;
> @@ -310,7 +310,7 @@ set_tex_parameteri(struct gl_context *ctx,
>
>      case GL_TEXTURE_WRAP_R:
>         if (!target_allows_setting_sampler_parameters(texObj->Target))
> -         goto invalid_operation;
> +         goto invalid_enum;
>
>         if (texObj->Sampler.WrapR == params[0])
>            return GL_FALSE;
> @@ -332,10 +332,17 @@ set_tex_parameteri(struct gl_context *ctx,
>              texObj->Target == GL_TEXTURE_2D_MULTISAMPLE_ARRAY) && params[0] != 0)
>            goto invalid_operation;
>
> -      if (params[0] < 0 ||
> -          (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0)) {
> +      if (params[0] < 0) {
>            _mesa_error(ctx, GL_INVALID_VALUE,
> -                     "glTexParameter(param=%d)", params[0]);
> +                     "glTex%sParameter(param=%d)", dsa ? "ture" : "",
> +                     params[0]);
> +         return GL_FALSE;
> +      }
> +      if (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] != 0) {
> +         _mesa_error(ctx, GL_INVALID_OPERATION,
> +                     "glTex%sParameter(target=%s, param=%d)",
> +                     dsa ? "true" : "",

true -> ture  Or better yet, do what I suggested for patch 11.

Same comments for patch 16.


> +                     _mesa_lookup_enum_by_nr(texObj->Target), params[0]);
>            return GL_FALSE;
>         }
>         incomplete(ctx, texObj);
> @@ -355,7 +362,8 @@ set_tex_parameteri(struct gl_context *ctx,
>         if (params[0] < 0 ||
>             (texObj->Target == GL_TEXTURE_RECTANGLE_ARB && params[0] > 0)) {
>            _mesa_error(ctx, GL_INVALID_VALUE,
> -                     "glTexParameter(param=%d)", params[0]);
> +                     "glTex%sParameter(param=%d)", dsa ? "ture" : "",
> +                     params[0]);
>            return GL_FALSE;
>         }
>         incomplete(ctx, texObj);
> @@ -392,7 +400,7 @@ set_tex_parameteri(struct gl_context *ctx,
>             || _mesa_is_gles3(ctx)) {
>
>            if (!target_allows_setting_sampler_parameters(texObj->Target))
> -            goto invalid_operation;
> +            goto invalid_enum;
>
>            if (texObj->Sampler.CompareMode == params[0])
>               return GL_FALSE;
> @@ -411,7 +419,7 @@ set_tex_parameteri(struct gl_context *ctx,
>             || _mesa_is_gles3(ctx)) {
>
>            if (!target_allows_setting_sampler_parameters(texObj->Target))
> -            goto invalid_operation;
> +            goto invalid_enum;
>
>            if (texObj->Sampler.CompareFunc == params[0])
>               return GL_FALSE;
> @@ -486,7 +494,8 @@ set_tex_parameteri(struct gl_context *ctx,
>            const GLint swz = comp_to_swizzle(params[0]);
>            if (swz < 0) {
>               _mesa_error(ctx, GL_INVALID_ENUM,
> -                        "glTexParameter(swizzle 0x%x)", params[0]);
> +                        "glTex%sParameter(swizzle 0x%x)", dsa ? "ture" : "",
> +                        params[0]);
>               return GL_FALSE;
>            }
>            ASSERT(comp < 4);
> @@ -511,7 +520,8 @@ set_tex_parameteri(struct gl_context *ctx,
>               }
>               else {
>                  _mesa_error(ctx, GL_INVALID_ENUM,
> -                           "glTexParameter(swizzle 0x%x)", params[comp]);
> +                           "glTex%sParameter(swizzle 0x%x)",
> +                           dsa ? "ture" : "", params[comp]);
>                  return GL_FALSE;
>               }
>            }
> @@ -525,7 +535,7 @@ set_tex_parameteri(struct gl_context *ctx,
>            GLenum decode = params[0];
>
>            if (!target_allows_setting_sampler_parameters(texObj->Target))
> -            goto invalid_operation;
> +            goto invalid_enum;
>
>   	 if (decode == GL_DECODE_EXT || decode == GL_SKIP_DECODE_EXT) {
>   	    if (texObj->Sampler.sRGBDecode != decode) {
> @@ -543,7 +553,7 @@ set_tex_parameteri(struct gl_context *ctx,
>            GLenum param = params[0];
>
>            if (!target_allows_setting_sampler_parameters(texObj->Target))
> -            goto invalid_operation;
> +            goto invalid_enum;
>
>            if (param != GL_TRUE && param != GL_FALSE) {
>               goto invalid_param;
> @@ -561,17 +571,25 @@ set_tex_parameteri(struct gl_context *ctx,
>      }
>
>   invalid_pname:
> -   _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(pname=%s)",
> -               _mesa_lookup_enum_by_nr(pname));
> +   _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sParameter(pname=%s)",
> +               dsa ? "ture" : "", _mesa_lookup_enum_by_nr(pname));
>      return GL_FALSE;
>
>   invalid_param:
> -   _mesa_error(ctx, GL_INVALID_ENUM, "glTexParameter(param=%s)",
> +   _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sParameter(param=%s)",
> +               dsa ? "ture" : "",
>                  _mesa_lookup_enum_by_nr(params[0]));
>      return GL_FALSE;
>
>   invalid_operation:
> -   _mesa_error(ctx, GL_INVALID_OPERATION, "glTexParameter(pname=%s)",
> +   _mesa_error(ctx, GL_INVALID_OPERATION, "glTex%sParameter(pname=%s)",
> +               dsa ? "ture" : "",
> +               _mesa_lookup_enum_by_nr(pname));
> +   return GL_FALSE;
> +
> +invalid_enum:
> +   _mesa_error(ctx, GL_INVALID_ENUM, "glTex%sParameter(pname=%s)",
> +               dsa ? "ture" : "",
>                  _mesa_lookup_enum_by_nr(pname));
>      return GL_FALSE;
>   }
> @@ -736,7 +754,7 @@ _mesa_TexParameterf(GLenum target, GLenum pname, GLfloat param)
>                   ((param < INT_MIN) ? INT_MIN : (GLint) (param - 0.5));
>
>            p[1] = p[2] = p[3] = 0;
> -         need_update = set_tex_parameteri(ctx, texObj, pname, p);
> +         need_update = set_tex_parameteri(ctx, texObj, pname, p, false);
>         }
>         break;
>      default:
> @@ -786,7 +804,7 @@ _mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
>            GLint p[4];
>            p[0] = (GLint) params[0];
>            p[1] = p[2] = p[3] = 0;
> -         need_update = set_tex_parameteri(ctx, texObj, pname, p);
> +         need_update = set_tex_parameteri(ctx, texObj, pname, p, false);
>         }
>         break;
>      case GL_TEXTURE_CROP_RECT_OES:
> @@ -797,7 +815,7 @@ _mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
>            iparams[1] = (GLint) params[1];
>            iparams[2] = (GLint) params[2];
>            iparams[3] = (GLint) params[3];
> -         need_update = set_tex_parameteri(ctx, texObj, pname, iparams);
> +         need_update = set_tex_parameteri(ctx, texObj, pname, iparams, false);
>         }
>         break;
>      case GL_TEXTURE_SWIZZLE_R_EXT:
> @@ -813,7 +831,7 @@ _mesa_TexParameterfv(GLenum target, GLenum pname, const GLfloat *params)
>               p[2] = (GLint) params[2];
>               p[3] = (GLint) params[3];
>            }
> -         need_update = set_tex_parameteri(ctx, texObj, pname, p);
> +         need_update = set_tex_parameteri(ctx, texObj, pname, p, false);
>         }
>         break;
>      default:
> @@ -859,7 +877,7 @@ _mesa_TexParameteri(GLenum target, GLenum pname, GLint param)
>            GLint iparam[4];
>            iparam[0] = param;
>            iparam[1] = iparam[2] = iparam[3] = 0;
> -         need_update = set_tex_parameteri(ctx, texObj, pname, iparam);
> +         need_update = set_tex_parameteri(ctx, texObj, pname, iparam, false);
>         }
>      }
>
> @@ -909,7 +927,7 @@ _mesa_TexParameteriv(GLenum target, GLenum pname, const GLint *params)
>         break;
>      default:
>         /* this will generate an error if pname is illegal */
> -      need_update = set_tex_parameteri(ctx, texObj, pname, params);
> +      need_update = set_tex_parameteri(ctx, texObj, pname, params, false);
>      }
>
>      if (ctx->Driver.TexParameter && need_update) {
>



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