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vkd3d-shader/dxil: Implement DX intrinsic SampleGrad.

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Conor McCarthy 2024-02-12 17:05:34 +10:00 committed by Alexandre Julliard
parent 5178fb7364
commit 5a76cedf87
Notes: Alexandre Julliard 2024-02-14 23:26:52 +01:00 
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/643
2 changed files with 35 additions and 8 deletions
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37
libs/vkd3d-shader/dxil.c
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@ -33,7 +33,7 @@ static const uint64_t ALLOCA_FLAG_IN_ALLOCA = 0x20;
static const uint64_t ALLOCA_FLAG_EXPLICIT_TYPE = 0x40;
static const uint64_t ALLOCA_ALIGNMENT_MASK = ALLOCA_FLAG_IN_ALLOCA - 1;
static const unsigned int SHADER_DESCRIPTOR_TYPE_COUNT = 4;
static const size_t MAX_IR_INSTRUCTIONS_PER_DXIL_INSTRUCTION = 5;
static const size_t MAX_IR_INSTRUCTIONS_PER_DXIL_INSTRUCTION = 11;
static const unsigned int dx_max_thread_group_size[3] = {1024, 1024, 64};
@ -377,6 +377,7 @@ enum dx_intrinsic_opcode
DX_CREATE_HANDLE = 57,
DX_CBUFFER_LOAD_LEGACY = 59,
DX_SAMPLE = 60,
DX_SAMPLE_GRAD = 63,
DX_TEXTURE_LOAD = 66,
DX_TEXTURE_STORE = 67,
DX_BUFFER_LOAD = 68,
@ -4070,11 +4071,11 @@ static void instruction_set_texel_offset(struct vkd3d_shader_instruction *ins,
static void sm6_parser_emit_dx_sample(struct sm6_parser *sm6, enum dx_intrinsic_opcode op,
const struct sm6_value **operands, struct function_emission_state *state)
{
struct vkd3d_shader_register coord, ddx, ddy;
const struct sm6_value *resource, *sampler;
struct vkd3d_shader_src_param *src_params;
struct vkd3d_shader_instruction *ins;
struct vkd3d_shader_register coord;
const unsigned int clamp_idx = 9;
unsigned int clamp_idx;
resource = operands[0];
sampler = operands[1];
@ -4087,9 +4088,34 @@ static void sm6_parser_emit_dx_sample(struct sm6_parser *sm6, enum dx_intrinsic_
if (!sm6_parser_emit_coordinate_construct(sm6, &operands[2], VKD3D_VEC4_SIZE, NULL, state, &coord))
return;
if (op == DX_SAMPLE_GRAD)
{
if (!sm6_parser_emit_coordinate_construct(sm6, &operands[9], 3, NULL, state, &ddx))
return;
if (!sm6_parser_emit_coordinate_construct(sm6, &operands[12], 3, NULL, state, &ddy))
return;
}
ins = state->ins;
instruction_init_with_resource(ins, VKD3DSIH_SAMPLE, resource, sm6);
if (!(src_params = instruction_src_params_alloc(ins, 3, sm6)))
switch (op)
{
case DX_SAMPLE:
instruction_init_with_resource(ins, VKD3DSIH_SAMPLE, resource, sm6);
src_params = instruction_src_params_alloc(ins, 3, sm6);
clamp_idx = 9;
break;
case DX_SAMPLE_GRAD:
instruction_init_with_resource(ins, VKD3DSIH_SAMPLE_GRAD, resource, sm6);
src_params = instruction_src_params_alloc(ins, 5, sm6);
src_param_init_vector_from_reg(&src_params[3], &ddx);
src_param_init_vector_from_reg(&src_params[4], &ddy);
clamp_idx = 15;
break;
default:
vkd3d_unreachable();
}
if (!src_params)
return;
if (!sm6_value_is_undef(operands[clamp_idx]))
@ -4358,6 +4384,7 @@ static const struct sm6_dx_opcode_info sm6_dx_op_table[] =
[DX_ROUND_Z ] = {"g", "R", sm6_parser_emit_dx_unary},
[DX_RSQRT ] = {"g", "R", sm6_parser_emit_dx_unary},
[DX_SAMPLE ] = {"o", "HHffffiiif", sm6_parser_emit_dx_sample},
[DX_SAMPLE_GRAD ] = {"o", "HHffffiiifffffff", sm6_parser_emit_dx_sample},
[DX_SIN ] = {"g", "R", sm6_parser_emit_dx_sincos},
[DX_SPLIT_DOUBLE ] = {"S", "d", sm6_parser_emit_dx_split_double},
[DX_SQRT ] = {"g", "R", sm6_parser_emit_dx_unary},

6
tests/hlsl/sample-grad.shader_test
View File

@ -26,11 +26,11 @@ float4 main() : sv_target
[test]
uniform 0 float4 0.0 0.0 0.0 0.0
todo(sm>=6) draw quad
draw quad
probe all rgba (1.0, 0.0, 1.0, 0.0)
uniform 0 float4 1.0 1.0 1.0 1.0
todo(sm>=6) draw quad
draw quad
probe all rgba (0.0, 0.0, 1.0, 0.0)
uniform 0 float4 2.0 2.0 2.0 2.0
todo(sm>=6) draw quad
draw quad
probe all rgba (0.0, 0.0, 1.0, 0.0)