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rsx: Check for stencil writes when determining zeta_write flag

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kd-11 2019-08-30 20:49:57 +03:00 committed by kd-11
parent c4d99f93db
commit e0a7912d7c
1 changed files with 18 additions and 0 deletions
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18
rpcs3/Emu/RSX/RSXThread.cpp
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@ -1067,6 +1067,24 @@ namespace rsx
// Check write masks // Check write masks
layout.zeta_write_enabled = rsx::method_registers.depth_write_enabled(); layout.zeta_write_enabled = rsx::method_registers.depth_write_enabled();
if (!layout.zeta_write_enabled && stencil_test_enabled)
{
// Check if stencil data is modified
auto mask = rsx::method_registers.stencil_mask();
bool active_write_op = (rsx::method_registers.stencil_op_zpass() != rsx::stencil_op::keep ||
rsx::method_registers.stencil_op_fail() != rsx::stencil_op::keep ||
rsx::method_registers.stencil_op_zfail() != rsx::stencil_op::keep);
if ((!mask || !active_write_op) && rsx::method_registers.two_sided_stencil_test_enabled())
{
mask |= rsx::method_registers.back_stencil_mask();
active_write_op |= (rsx::method_registers.stencil_op_zpass() != rsx::stencil_op::keep ||
rsx::method_registers.stencil_op_fail() != rsx::stencil_op::keep ||
rsx::method_registers.stencil_op_zfail() != rsx::stencil_op::keep);
}
layout.zeta_write_enabled = (mask && active_write_op);
}
// NOTE: surface_target_a is index 1 but is not MRT since only one surface is active // NOTE: surface_target_a is index 1 but is not MRT since only one surface is active
bool color_write_enabled = false; bool color_write_enabled = false;