diff options
| -rw-r--r-- | src/mesa/main/teximage.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index 0bc8fea32ea..e30c000bcee 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -2740,6 +2740,8 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions, if (_mesa_is_color_format(internalFormat)) { bool is_int = _mesa_is_enum_format_integer(internalFormat); bool is_rbint = _mesa_is_enum_format_integer(rb_internal_format); + bool is_unorm = _mesa_is_enum_format_unorm(internalFormat); + bool is_rbunorm = _mesa_is_enum_format_unorm(rb_internal_format); if (is_int || is_rbint) { if (is_int != is_rbint) { _mesa_error(ctx, GL_INVALID_OPERATION, @@ -2753,6 +2755,19 @@ copytexture_error_check( struct gl_context *ctx, GLuint dimensions, return GL_TRUE; } } + + /* From page 138 of OpenGL ES 3.0 spec: + * "The error INVALID_OPERATION is generated if floating-point RGBA + * data is required; if signed integer RGBA data is required and the + * format of the current color buffer is not signed integer; if + * unsigned integer RGBA data is required and the format of the + * current color buffer is not unsigned integer; or if fixed-point + * RGBA data is required and the format of the current color buffer + * is not fixed-point. + */ + if (_mesa_is_gles(ctx) && is_unorm != is_rbunorm) + _mesa_error(ctx, GL_INVALID_OPERATION, + "glCopyTexImage%dD(unorm vs non-unorm)", dimensions); } if (_mesa_is_compressed_format(ctx, internalFormat)) { |