meta: Do power of two samples check only for samples > 0
otherwise samples=0 passes the check, which is invalid. Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com> Reviewed-by: Neil Roberts <neil@linux.intel.com>
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@ -82,7 +82,7 @@ setup_glsl_msaa_blit_scaled_shader(struct gl_context *ctx,
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y_scale = samples * 0.5;
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/* We expect only power of 2 samples in source multisample buffer. */
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assert((samples & (samples - 1)) == 0);
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assert(samples > 0 && (samples & (samples - 1)) == 0);
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while (samples >> (shader_offset + 1)) {
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shader_offset++;
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}
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@ -261,7 +261,7 @@ setup_glsl_msaa_blit_shader(struct gl_context *ctx,
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}
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/* We expect only power of 2 samples in source multisample buffer. */
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assert((samples & (samples - 1)) == 0);
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assert(samples > 0 && (samples & (samples - 1)) == 0);
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while (samples >> (shader_offset + 1)) {
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shader_offset++;
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}
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