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vkd3d-shader/spirv: Implement support for stencil export.

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Based on a vkd3d-proton patch by Philip Rebohle.

Signed-off-by: Conor McCarthy <cmccarthy@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Conor McCarthy
2021-10-18 18:28:12 +02:00
committed by Alexandre Julliard
parent b8ab71e4dc
commit 4a2fbe54c0
6 changed files with 31 additions and 0 deletions
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20
libs/vkd3d-shader/spirv.c
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@@ -1841,6 +1841,8 @@ static bool vkd3d_spirv_compile_module(struct vkd3d_spirv_builder *builder,
|| vkd3d_spirv_capability_is_enabled(builder, SpvCapabilityStorageImageArrayDynamicIndexing)
|| vkd3d_spirv_capability_is_enabled(builder, SpvCapabilityShaderNonUniformEXT))
vkd3d_spirv_build_op_extension(&stream, "SPV_EXT_descriptor_indexing");
if (vkd3d_spirv_capability_is_enabled(builder, SpvCapabilityStencilExportEXT))
vkd3d_spirv_build_op_extension(&stream, "SPV_EXT_shader_stencil_export");
if (builder->ext_instr_set_glsl_450)
vkd3d_spirv_build_op_ext_inst_import(&stream, builder->ext_instr_set_glsl_450, "GLSL.std.450");
@@ -2903,6 +2905,9 @@ static bool vkd3d_dxbc_compiler_get_register_name(char *buffer, unsigned int buf
case VKD3DSPR_PRIMID:
/* SPIRV-Tools disassembler generates names for SPIR-V built-ins. */
return false;
case VKD3DSPR_OUTSTENCILREF:
snprintf(buffer, buffer_size, "oStencilRef");
break;
default:
FIXME("Unhandled register %#x.\n", reg->type);
snprintf(buffer, buffer_size, "unrecognized_%#x", reg->type);
@@ -4111,6 +4116,8 @@ vkd3d_register_builtins[] =
{VKD3DSPR_DEPTHOUT, {VKD3D_SHADER_COMPONENT_FLOAT, 1, SpvBuiltInFragDepth}},
{VKD3DSPR_DEPTHOUTGE, {VKD3D_SHADER_COMPONENT_FLOAT, 1, SpvBuiltInFragDepth}},
{VKD3DSPR_DEPTHOUTLE, {VKD3D_SHADER_COMPONENT_FLOAT, 1, SpvBuiltInFragDepth}},
{VKD3DSPR_OUTSTENCILREF, {VKD3D_SHADER_COMPONENT_UINT, 1, SpvBuiltInFragStencilRefEXT}},
};
static void vkd3d_dxbc_compiler_emit_register_execution_mode(struct vkd3d_dxbc_compiler *compiler,
@@ -4124,6 +4131,18 @@ static void vkd3d_dxbc_compiler_emit_register_execution_mode(struct vkd3d_dxbc_c
case VKD3DSPR_DEPTHOUTLE:
vkd3d_dxbc_compiler_emit_execution_mode(compiler, SpvExecutionModeDepthLess, NULL, 0);
break;
case VKD3DSPR_OUTSTENCILREF:
if (!vkd3d_dxbc_compiler_is_target_extension_supported(compiler,
VKD3D_SHADER_SPIRV_EXTENSION_EXT_STENCIL_EXPORT))
{
FIXME("The target environment does not support stencil export.\n");
vkd3d_dxbc_compiler_error(compiler, VKD3D_SHADER_ERROR_SPV_STENCIL_EXPORT_UNSUPPORTED,
"Cannot export stencil reference value for register id %u. "
"The target environment does not support stencil export.", reg->idx[0].offset);
}
vkd3d_spirv_enable_capability(&compiler->spirv_builder, SpvCapabilityStencilExportEXT);
vkd3d_dxbc_compiler_emit_execution_mode(compiler, SpvExecutionModeStencilRefReplacingEXT, NULL, 0);
break;
default:
return;
}
@@ -4885,6 +4904,7 @@ static void vkd3d_dxbc_compiler_emit_output_register(struct vkd3d_dxbc_compiler
reg_symbol.info.reg.dcl_mask = write_mask;
reg_symbol.info.reg.is_aggregate = builtin->spirv_array_size;
vkd3d_dxbc_compiler_put_symbol(compiler, &reg_symbol);
vkd3d_dxbc_compiler_emit_register_execution_mode(compiler, reg);
vkd3d_dxbc_compiler_emit_register_debug_name(builder, output_id, reg);
}