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tu: Use EARLY_Z when there is no depth/stencil tests

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Mostly a cosmetic change to be in line with what prop driver is doing,
this way it's easier to compare them.

Signed-off-by: Danylo Piliaiev <dpiliaiev@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34973>
This commit is contained in:
Danylo Piliaiev 2025-05-13 16:34:40 +02:00 • committed by Marge Bot
parent 8f5d433840
commit 8dcf84451a
1 changed files with 4 additions and 8 deletions
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12
src/freedreno/vulkan/tu_cmd_buffer.cc
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@ -6232,6 +6232,7 @@ tu6_build_depth_plane_z_mode(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
enum a6xx_ztest_mode zmode = A6XX_EARLY_Z;
bool depth_test_enable = cmd->vk.dynamic_graphics_state.ds.depth.test_enable;
bool stencil_test_enable = cmd->vk.dynamic_graphics_state.ds.stencil.test_enable;
bool ds_test_enable = depth_test_enable || stencil_test_enable;
bool depth_write = tu6_writes_depth(cmd, depth_test_enable);
bool stencil_write = tu6_writes_stencil(cmd);
const struct tu_shader *fs = cmd->state.shaders[MESA_SHADER_FRAGMENT];
@ -6260,12 +6261,6 @@ tu6_build_depth_plane_z_mode(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
zmode = A6XX_EARLY_Z_LATE_Z;
}
bool ds_test_enable = depth_test_enable || stencil_test_enable;
bool force_late_z =
(depth_format == VK_FORMAT_S8_UINT) ||
fs->fs.lrz.force_late_z ||
cmd->state.lrz.force_late_z;
/* If there is explicit depth direction in FS writing gl_FragDepth
* may be compatible with LRZ test.
*/
@ -6287,8 +6282,9 @@ tu6_build_depth_plane_z_mode(struct tu_cmd_buffer *cmd, struct tu_cs *cs)
zmode = A6XX_LATE_Z;
}
if ((force_late_z && !fs->variant->fs.early_fragment_tests) ||
!ds_test_enable)
if ((stencil_test_enable && depth_format == VK_FORMAT_S8_UINT) ||
(ds_test_enable &&
(fs->fs.lrz.force_late_z || cmd->state.lrz.force_late_z)))
zmode = A6XX_LATE_Z;
/* User defined early tests take precedence above all else */