It is incorrect to assume that pixel format is always in BGR byte order. We need to check bitmask parameters (such as |redMask|) to determine whether the RGB or BGR byte order is requested.
v2: reformat code to stay within 80 character per line limit. v3: just fix the byte order problem first and investigate SRGB later. v4: rebased on top of the GLES3 sRGB workaround fix. Signed-off-by: Haixia Shi <[email protected]> Reviewed-by: Stéphane Marchesin <[email protected]> Cc: [email protected] Change-Id: Ib75087aef1fbfb51baa72517207fed410dcd7b1e --- src/mesa/drivers/dri/i965/intel_screen.c | 20 ++++++++++++-------- 1 file changed, 12 insertions(+), 8 deletions(-) diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c index c6eb50a..bc8c5d3 100644 --- a/src/mesa/drivers/dri/i965/intel_screen.c +++ b/src/mesa/drivers/dri/i965/intel_screen.c @@ -1000,14 +1000,18 @@ intelCreateBuffer(__DRIscreen * driScrnPriv, fb->Visual.samples = num_samples; } - if (mesaVis->redBits == 5) - rgbFormat = MESA_FORMAT_B5G6R5_UNORM; - else if (mesaVis->sRGBCapable) - rgbFormat = MESA_FORMAT_B8G8R8A8_SRGB; - else if (mesaVis->alphaBits == 0) - rgbFormat = MESA_FORMAT_B8G8R8X8_UNORM; - else { - rgbFormat = MESA_FORMAT_B8G8R8A8_SRGB; + if (mesaVis->redBits == 5) { + rgbFormat = mesaVis->redMask == 0x1f ? MESA_FORMAT_R5G6B5_UNORM + : MESA_FORMAT_B5G6R5_UNORM; + } else if (mesaVis->sRGBCapable) { + rgbFormat = mesaVis->redMask == 0xff ? MESA_FORMAT_R8G8B8A8_SRGB + : MESA_FORMAT_B8G8R8A8_SRGB; + } else if (mesaVis->alphaBits == 0) { + rgbFormat = mesaVis->redMask == 0xff ? MESA_FORMAT_R8G8B8X8_UNORM + : MESA_FORMAT_B8G8R8X8_UNORM; + } else { + rgbFormat = mesaVis->redMask == 0xff ? MESA_FORMAT_R8G8B8A8_SRGB + : MESA_FORMAT_B8G8R8A8_SRGB; fb->Visual.sRGBCapable = true; } -- 2.8.0.rc3.226.g39d4020 _______________________________________________ mesa-dev mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-dev
