[PATCH v2 5/8] vkd3d-shader/tpf: Write default values.

[Francisco Casas]

From: Francisco Casas

---
 libs/vkd3d-shader/tpf.c | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/libs/vkd3d-shader/tpf.c b/libs/vkd3d-shader/tpf.c
index f019208f8..c1d243093 100644
--- a/libs/vkd3d-shader/tpf.c
+++ b/libs/vkd3d-shader/tpf.c
@@ -3558,6 +3558,34 @@ static void write_sm4_rdef(struct hlsl_ctx *ctx, struct dxbc_writer *dxbc)
                 set_u32(&buffer, var_offset, string_offset);
                 write_sm4_type(ctx, &buffer, var->data_type);
                 set_u32(&buffer, var_offset + 4 * sizeof(uint32_t), var->data_type->bytecode_offset);
+
+                if (var->default_values)
+                {
+                    unsigned int reg_size = var->data_type->reg_size[HLSL_REGSET_NUMERIC];
+                    unsigned int comp_count = hlsl_type_component_count(var->data_type);
+                    unsigned int default_value_offset;
+                    unsigned int k;
+
+                    default_value_offset = bytecode_reserve_bytes(&buffer, reg_size * sizeof(uint32_t));
+                    set_u32(&buffer, var_offset + 5 * sizeof(uint32_t), default_value_offset);
+
+                    for (k = 0; k < comp_count; ++k)
+                    {
+                        struct hlsl_type *comp_type = hlsl_type_get_component_type(ctx, var->data_type, k);
+                        unsigned int comp_offset;
+                        enum hlsl_regset regset;
+
+                        comp_offset = hlsl_type_get_component_offset(ctx, var->data_type, k, &regset);
+                        if (regset == HLSL_REGSET_NUMERIC)
+                        {
+                            if (comp_type->base_type == HLSL_TYPE_DOUBLE)
+                                hlsl_fixme(ctx, &var->loc, "Write double default values.");
+
+                            set_u32(&buffer, default_value_offset + comp_offset * sizeof(uint32_t),
+                                    var->default_values[k].value.u);
+                        }
+                    }
+                }
                 ++j;
             }
         }