From: Józef Kucia jkucia@codeweavers.com
Signed-off-by: Józef Kucia jkucia@codeweavers.com --- libs/vkd3d-shader/spirv.c | 27 ++++++++++++++++++++++++--- 1 file changed, 24 insertions(+), 3 deletions(-)
diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c index f8ba598ffbf0..6cacf7c4b8d3 100644 --- a/libs/vkd3d-shader/spirv.c +++ b/libs/vkd3d-shader/spirv.c @@ -1158,6 +1158,12 @@ static uint32_t vkd3d_spirv_build_op_composite_insert(struct vkd3d_spirv_builder result_type, object_id, composite_id, indexes, index_count); }
+static uint32_t vkd3d_spirv_build_op_composite_insert1(struct vkd3d_spirv_builder *builder, + uint32_t result_type, uint32_t object_id, uint32_t composite_id, uint32_t index) +{ + return vkd3d_spirv_build_op_composite_insert(builder, result_type, object_id, composite_id, &index, 1); +} + static uint32_t vkd3d_spirv_build_op_load(struct vkd3d_spirv_builder *builder, uint32_t result_type, uint32_t pointer_id, uint32_t memory_access) { @@ -3215,6 +3221,21 @@ static uint32_t sv_front_face_fixup(struct vkd3d_dxbc_compiler *compiler, return vkd3d_dxbc_compiler_emit_bool_to_int(compiler, 1, front_facing_id); }
+/* frag_coord.w = 1.0f / frag_coord.w */ +static uint32_t frag_coord_fixup(struct vkd3d_dxbc_compiler *compiler, + uint32_t frag_coord_id) +{ + struct vkd3d_spirv_builder *builder = &compiler->spirv_builder; + uint32_t type_id, w_id; + + type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_FLOAT, 1); + w_id = vkd3d_spirv_build_op_composite_extract1(builder, type_id, frag_coord_id, 3); + w_id = vkd3d_spirv_build_op_fdiv(builder, type_id, + vkd3d_dxbc_compiler_get_constant_float(compiler, 1.0f), w_id); + type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_FLOAT, VKD3D_VEC4_SIZE); + return vkd3d_spirv_build_op_composite_insert1(builder, type_id, w_id, frag_coord_id, 3); +} + struct vkd3d_spirv_builtin { enum vkd3d_component_type component_type; @@ -3273,7 +3294,7 @@ vkd3d_system_value_builtins[] = }; static const struct vkd3d_spirv_builtin vkd3d_pixel_shader_position_builtin = { - VKD3D_TYPE_FLOAT, 4, SpvBuiltInFragCoord, + VKD3D_TYPE_FLOAT, 4, SpvBuiltInFragCoord, frag_coord_fixup, }; static const struct { @@ -6906,8 +6927,8 @@ static void vkd3d_dxbc_compiler_emit_sample_c(struct vkd3d_dxbc_compiler *compil dref_id = vkd3d_dxbc_compiler_emit_load_src(compiler, &src[3], VKD3DSP_WRITEMASK_0); /* XXX: Nvidia is broken and expects that the D_ref is packed together with coordinates. */ 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, dref_id, coordinate_id, &image.resource_type_info->coordinate_component_count, 1); + coordinate_id = vkd3d_spirv_build_op_composite_insert1(builder, + type_id, dref_id, coordinate_id, image.resource_type_info->coordinate_component_count); val_id = vkd3d_spirv_build_op_image_sample_dref(builder, op, sampled_type_id, image.sampled_image_id, coordinate_id, dref_id, operands_mask, image_operands, image_operand_count);
-
Henri Verbeet -
Józef Kucia