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glamor: Fix the row length of 1bpp prepare_access.

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Eric Anholt 2010-02-08 12:47:59 +01:00 committed by Zhigang Gong
parent e93070affd
commit b5087ff9b1
1 changed files with 6 additions and 3 deletions
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9
glamor/glamor_core.c
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@ -323,9 +323,12 @@ glamor_prepare_access(DrawablePtr drawable, glamor_access_t access)
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, pixmap_priv->fb);
glPixelStorei(GL_PACK_ALIGNMENT, 1);
glPixelStorei(GL_PACK_ROW_LENGTH, read_stride * 8 /
pixmap->drawable.bitsPerPixel);
if (drawable->depth != 1) {
glPixelStorei(GL_PACK_ROW_LENGTH, read_stride * 8 /
pixmap->drawable.bitsPerPixel);
} else {
glPixelStorei(GL_PACK_ROW_LENGTH, read_stride);
}
if (GLEW_MESA_pack_invert && drawable->depth != 1) {
glPixelStorei(GL_PACK_INVERT_MESA, 1);
glReadPixels(0, 0,