From 254a07841dbfe41eaa13250fc2dfbeb1787c46e5 Mon Sep 17 00:00:00 2001 From: Ilia Mirkin Date: Sun, 6 Sep 2015 11:29:00 -0400 Subject: [PATCH] st/mesa: don't fall back to 16F when 32F is requested MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Nothing in the spec allows for the reduced precision, and this also fixes st_QuerySamplesForFormat for nv50, which does not allow MS8 on RGBA32F. Now this will be respected instead of reporting MS8 as supported with an assumption that the format used will be RGBA16F. Signed-off-by: Ilia Mirkin Cc: "10.6 11.0" Reviewed-by: Marek Olšák (cherry picked from commit e40f32d5626c87d9e77bbc261df3648cd54bd066) --- src/mesa/state_tracker/st_format.c | 22 ++++++++-------------- 1 file changed, 8 insertions(+), 14 deletions(-) diff --git a/src/mesa/state_tracker/st_format.c b/src/mesa/state_tracker/st_format.c index db7b5b71d66..f582166e7a9 100644 --- a/src/mesa/state_tracker/st_format.c +++ b/src/mesa/state_tracker/st_format.c @@ -1270,46 +1270,40 @@ static const struct format_mapping format_map[] = { /* 32-bit float formats */ { { GL_RGBA32F_ARB, 0 }, - { PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 } + { PIPE_FORMAT_R32G32B32A32_FLOAT, 0 } }, { { GL_RGB32F_ARB, 0 }, { PIPE_FORMAT_R32G32B32_FLOAT, PIPE_FORMAT_R32G32B32X32_FLOAT, - PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 } + PIPE_FORMAT_R32G32B32A32_FLOAT, 0 } }, { { GL_LUMINANCE_ALPHA32F_ARB, 0 }, - { PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, - PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 } + { PIPE_FORMAT_L32A32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 } }, { { GL_ALPHA32F_ARB, 0 }, { PIPE_FORMAT_A32_FLOAT, PIPE_FORMAT_L32A32_FLOAT, - PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_A16_FLOAT, - PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 } + PIPE_FORMAT_R32G32B32A32_FLOAT, 0 } }, { { GL_INTENSITY32F_ARB, 0 }, { PIPE_FORMAT_I32_FLOAT, PIPE_FORMAT_L32A32_FLOAT, - PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_I16_FLOAT, - PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 } + PIPE_FORMAT_R32G32B32A32_FLOAT, 0 } }, { { GL_LUMINANCE32F_ARB, 0 }, { PIPE_FORMAT_L32_FLOAT, PIPE_FORMAT_L32A32_FLOAT, - PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_L16_FLOAT, - PIPE_FORMAT_L16A16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 } + PIPE_FORMAT_R32G32B32A32_FLOAT, 0 } }, { { GL_R32F, 0 }, { PIPE_FORMAT_R32_FLOAT, PIPE_FORMAT_R32G32_FLOAT, - PIPE_FORMAT_R32G32B32A32_FLOAT, PIPE_FORMAT_R16_FLOAT, - PIPE_FORMAT_R16G16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 } + PIPE_FORMAT_R32G32B32A32_FLOAT, 0 } }, { { GL_RG32F, 0 }, - { PIPE_FORMAT_R32G32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, - PIPE_FORMAT_R16G16_FLOAT, PIPE_FORMAT_R16G16B16A16_FLOAT, 0 } + { PIPE_FORMAT_R32G32_FLOAT, PIPE_FORMAT_R32G32B32A32_FLOAT, 0 } }, /* R, RG formats */