Before the luminance stride was based on the size of GL_FLOAT which is just the type constant (0x1406). Change it to use the size of GLfloat. --- src/mesa/main/readpix.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/mesa/main/readpix.c b/src/mesa/main/readpix.c index 470182a..882d863 100644 --- a/src/mesa/main/readpix.c +++ b/src/mesa/main/readpix.c @@ -582,7 +582,7 @@ read_rgba_pixels( struct gl_context *ctx, void *luminance; uint32_t luminance_format; - luminance_stride = width * sizeof(GL_FLOAT); + luminance_stride = width * sizeof(GLfloat); if (format == GL_LUMINANCE_ALPHA) luminance_stride *= 2; luminance_bytes = height * luminance_stride; -- 2.5.0 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev