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libs/vkd3d-shader: Implement sample_c_lz.

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This commit is contained in:
Józef Kucia 2017-08-30 16:41:15 +02:00
parent 3019a3e8f1
commit 5b8d1fbdd5
1 changed files with 29 additions and 6 deletions
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35
libs/vkd3d-shader/spirv.c
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@ -1266,13 +1266,18 @@ static uint32_t vkd3d_spirv_build_op_image_sample_implicit_lod(struct vkd3d_spir
SpvOpImageSampleImplicitLod, result_type, w, i);
}
static uint32_t vkd3d_spirv_build_op_image_sample_dref_implicit_lod(struct vkd3d_spirv_builder *builder,
uint32_t result_type, uint32_t sampled_image_id, uint32_t coordinate_id, uint32_t dref_id,
uint32_t image_operands, const uint32_t *operands, unsigned int operand_count)
static uint32_t vkd3d_spirv_build_op_image_sample_dref(struct vkd3d_spirv_builder *builder,
SpvOp op, uint32_t result_type, uint32_t sampled_image_id, uint32_t coordinate_id,
uint32_t dref_id, uint32_t image_operands, const uint32_t *operands, unsigned int operand_count)
{
unsigned int i = 0, j;
uint32_t w[10];
if (op == SpvOpImageSampleDrefExplicitLod)
assert(image_operands & SpvImageOperandsLodMask);
else
assert(op == SpvOpImageSampleDrefImplicitLod);
w[i++] = sampled_image_id;
w[i++] = coordinate_id;
w[i++] = dref_id;
@ -1284,7 +1289,7 @@ static uint32_t vkd3d_spirv_build_op_image_sample_dref_implicit_lod(struct vkd3d
w[i++] = operands[j];
}
return vkd3d_spirv_build_op_trv(builder, &builder->function_stream,
SpvOpImageSampleDrefImplicitLod, result_type, w, i);
op, result_type, w, i);
}
static uint32_t vkd3d_spirv_build_op_image_fetch(struct vkd3d_spirv_builder *builder,
@ -4411,11 +4416,27 @@ static void vkd3d_dxbc_compiler_emit_sample_c(struct vkd3d_dxbc_compiler *compil
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
const struct vkd3d_shader_src_param *src = instruction->src;
struct vkd3d_shader_dst_param dst = *instruction->dst;
SpvImageOperandsMask operands_mask = 0;
unsigned int image_operand_count = 0;
struct vkd3d_shader_image image;
uint32_t image_operands[1];
SpvOp op;
if (vkd3d_shader_instruction_has_texel_offset(instruction))
FIXME("Texel offset not supported.\n");
if (instruction->handler_idx == VKD3DSIH_SAMPLE_C_LZ)
{
op = SpvOpImageSampleDrefExplicitLod;
operands_mask |= SpvImageOperandsLodMask;
image_operands[image_operand_count++]
= vkd3d_dxbc_compiler_get_constant_float(compiler, 0.0f);
}
else
{
op = SpvOpImageSampleDrefImplicitLod;
}
vkd3d_dxbc_compiler_prepare_sampled_image(compiler,
&image, &src[1].reg, &src[2].reg, VKD3D_IMAGE_FLAG_DEPTH);
sampled_type_id = vkd3d_spirv_get_type_id(builder, image.sampled_type, VKD3D_VEC4_SIZE);
@ -4425,8 +4446,9 @@ static void vkd3d_dxbc_compiler_emit_sample_c(struct vkd3d_dxbc_compiler *compil
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_FLOAT, VKD3D_VEC4_SIZE);
coordinate_id = vkd3d_spirv_build_op_composite_insert(builder,
type_id, ref_id, coordinate_id, &image.resource_type_info->coordinate_component_count, 1);
val_id = vkd3d_spirv_build_op_image_sample_dref_implicit_lod(builder, sampled_type_id,
image.sampled_image_id, coordinate_id, ref_id, SpvImageOperandsMaskNone, NULL, 0);
val_id = vkd3d_spirv_build_op_image_sample_dref(builder, op, sampled_type_id,
image.sampled_image_id, coordinate_id, ref_id, operands_mask,
image_operands, image_operand_count);
val_id = vkd3d_dxbc_compiler_emit_swizzle(compiler,
val_id, image.sampled_type, src[1].swizzle, dst.write_mask);
@ -5162,6 +5184,7 @@ void vkd3d_dxbc_compiler_handle_instruction(struct vkd3d_dxbc_compiler *compiler
vkd3d_dxbc_compiler_emit_sample(compiler, instruction);
break;
case VKD3DSIH_SAMPLE_C:
case VKD3DSIH_SAMPLE_C_LZ:
vkd3d_dxbc_compiler_emit_sample_c(compiler, instruction);
break;
case VKD3DSIH_LD_RAW: