From 2371033bbaf6e7477bfa893654a0467a084f335b Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Fri, 2 Jul 2004 16:39:59 +0000 Subject: [PATCH] document some assumptions made about compressed texture tile size --- src/mesa/main/teximage.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index d11b6e46094..b1f526c175d 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -2833,6 +2833,9 @@ compressed_texture_error_check(GLcontext *ctx, GLint dimensions, /** * Error checking for glCompressedTexSubImage[123]D(). + * \warning There are some bad assumptions here about the size of compressed + * texture tiles (multiple of 4) used to test the validity of the + * offset and size parameters. * \return error code or GL_NO_ERROR. */ static GLenum @@ -2890,6 +2893,9 @@ compressed_subtexture_error_check(GLcontext *ctx, GLint dimensions, if (level < 0 || level >= maxLevels) return GL_INVALID_VALUE; + /* XXX these tests are specific to the compressed format. + * this code should be generalized in some way. + */ if ((xoffset & 3) != 0 || (yoffset & 3) != 0) return GL_INVALID_VALUE; -- 2.30.2