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vkd3d-shader/dxil: Implement DX intrinsic CalculateLOD.

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This commit is contained in:
Conor McCarthy 2023-06-15 00:11:56 +10:00 committed by Alexandre Julliard
parent bdfa14d219
commit cb5411408a
Notes: Alexandre Julliard 2024-04-11 17:03:01 -05:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/733
2 changed files with 40 additions and 4 deletions
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36
libs/vkd3d-shader/dxil.c
View File

@ -404,6 +404,7 @@ enum dx_intrinsic_opcode
DX_ATOMIC_BINOP = 78,
DX_ATOMIC_CMP_XCHG = 79,
DX_BARRIER = 80,
DX_CALCULATE_LOD = 81,
DX_DISCARD = 82,
DX_DERIV_COARSEX = 83,
DX_DERIV_COARSEY = 84,
@ -4486,6 +4487,40 @@ static void sm6_parser_emit_dx_buffer_update_counter(struct sm6_parser *sm6, enu
instruction_dst_param_init_ssa_scalar(ins, sm6);
}
static void sm6_parser_emit_dx_calculate_lod(struct sm6_parser *sm6, enum dx_intrinsic_opcode op,
const struct sm6_value **operands, struct function_emission_state *state)
{
const struct sm6_value *resource, *sampler;
struct vkd3d_shader_src_param *src_params;
struct vkd3d_shader_instruction *ins;
struct vkd3d_shader_register coord;
unsigned int clamp;
resource = operands[0];
sampler = operands[1];
if (!sm6_value_validate_is_texture_handle(resource, op, sm6)
|| !sm6_value_validate_is_sampler_handle(sampler, op, sm6))
{
return;
}
if (!sm6_parser_emit_coordinate_construct(sm6, &operands[2], 3, NULL, state, &coord))
return;
clamp = sm6_value_get_constant_uint(operands[5]);
ins = state->ins;
vsir_instruction_init(ins, &sm6->p.location, VKD3DSIH_LOD);
if (!(src_params = instruction_src_params_alloc(ins, 3, sm6)))
return;
src_param_init_vector_from_reg(&src_params[0], &coord);
src_params[1].reg = resource->u.handle.reg;
src_param_init_scalar(&src_params[1], !clamp);
src_param_init_vector_from_reg(&src_params[2], &sampler->u.handle.reg);
instruction_dst_param_init_ssa_scalar(ins, sm6);
}
static void sm6_parser_emit_dx_cbuffer_load(struct sm6_parser *sm6, enum dx_intrinsic_opcode op,
const struct sm6_value **operands, struct function_emission_state *state)
{
@ -5514,6 +5549,7 @@ static const struct sm6_dx_opcode_info sm6_dx_op_table[] =
[DX_BUFFER_LOAD ] = {"o", "Hii", sm6_parser_emit_dx_buffer_load},
[DX_BUFFER_STORE ] = {"v", "Hiiooooc", sm6_parser_emit_dx_buffer_store},
[DX_BUFFER_UPDATE_COUNTER ] = {"i", "H8", sm6_parser_emit_dx_buffer_update_counter},
[DX_CALCULATE_LOD ] = {"f", "HHfffb", sm6_parser_emit_dx_calculate_lod},
[DX_CBUFFER_LOAD_LEGACY ] = {"o", "Hi", sm6_parser_emit_dx_cbuffer_load},
[DX_COS ] = {"g", "R", sm6_parser_emit_dx_sincos},
[DX_COUNT_BITS ] = {"i", "m", sm6_parser_emit_dx_unary},

8
tests/hlsl/calculate-lod.shader_test
View File

@ -29,7 +29,7 @@ float4 main(float4 pos : sv_position) : sv_target
}
[test]
todo draw quad
todo(sm<6 | glsl) draw quad
probe all rgba (2.0, 1.0, 0.0, 14.0)
@ -46,7 +46,7 @@ float4 main(float4 pos : sv_position) : sv_target
}
[test]
todo draw quad
todo(sm<6 | glsl) draw quad
probe all rgba (2.0, 2.0, 0.0, 0.0)
@ -63,7 +63,7 @@ float4 main(float4 pos : sv_position) : sv_target
}
[test]
todo draw quad
todo(sm<6 | glsl) draw quad
probe all rgba (2.0, 1.0, 0.0, 14.0)
@ -80,5 +80,5 @@ float4 main(float4 pos : sv_position) : sv_target
}
[test]
todo draw quad
todo(sm<6 | glsl) draw quad
probe all rgba (45.0, 50.0, -14.0, -47.0)