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Fix vertex paint color sample on some GPU's under Wayland

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Support sampling vertex colors when WM_CAPABILITY_GPU_FRONT_BUFFER_READ
isn't supported (see #106264).
This commit is contained in:
Campbell Barton
2023-07-27 21:25:15 +10:00
parent 6f5873de5f
commit 7b7af7d1d5
1 changed files with 7 additions and 6 deletions
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13
source/blender/editors/sculpt_paint/paint_utils.cc
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@@ -549,15 +549,16 @@ void paint_sample_color(
/* No sample found; sample directly from the GPU front buffer. */
{
float rgba_f[4];
GPU_frontbuffer_read_color(
x + region->winrct.xmin, y + region->winrct.ymin, 1, 1, 4, GPU_DATA_FLOAT, &rgba_f);
float rgb_fl[3];
WM_window_pixels_read_sample(C,
CTX_wm_window(C),
blender::int2(x + region->winrct.xmin, y + region->winrct.ymin),
rgb_fl);
if (use_palette) {
copy_v3_v3(color->rgb, rgba_f);
copy_v3_v3(color->rgb, rgb_fl);
}
else {
BKE_brush_color_set(scene, br, rgba_f);
BKE_brush_color_set(scene, br, rgb_fl);
}
}
}