Zebediah Figura : vkd3d-shader/hlsl: Force sm1 inputs to be 4-component only for vertex shaders.

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: 926575a6f3fb7dee853280a58401eeb407f1afb5
URL:    https://gitlab.winehq.org/wine/vkd3d/-/commit/926575a6f3fb7dee853280a58401ee...

Author: Zebediah Figura <zfigura(a)codeweavers.com>
Date:   Mon Jul 31 13:00:45 2023 -0500

vkd3d-shader/hlsl: Force sm1 inputs to be 4-component only for vertex shaders.

Pixel shaders still have an appropriate writemask.

---

 libs/vkd3d-shader/hlsl_codegen.c | 5 +++--
 tests/vkd3d_shader_api.c         | 2 +-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/libs/vkd3d-shader/hlsl_codegen.c b/libs/vkd3d-shader/hlsl_codegen.c
index bfa605f4..bae8e5f9 100644
--- a/libs/vkd3d-shader/hlsl_codegen.c
+++ b/libs/vkd3d-shader/hlsl_codegen.c
@@ -321,9 +321,10 @@ static void prepend_input_copy(struct hlsl_ctx *ctx, struct hlsl_block *block, s
     if (!semantic->name)
         return;
 
-    vector_type_src = hlsl_get_vector_type(ctx, type->base_type,
-            (ctx->profile->major_version < 4) ? 4 : hlsl_type_minor_size(type));
     vector_type_dst = hlsl_get_vector_type(ctx, type->base_type, hlsl_type_minor_size(type));
+    vector_type_src = vector_type_dst;
+    if (ctx->profile->major_version < 4 && ctx->profile->type == VKD3D_SHADER_TYPE_VERTEX)
+        vector_type_src = hlsl_get_vector_type(ctx, type->base_type, 4);
 
     for (i = 0; i < hlsl_type_major_size(type); ++i)
     {
diff --git a/tests/vkd3d_shader_api.c b/tests/vkd3d_shader_api.c
index 4893f44f..af75e0fd 100644
--- a/tests/vkd3d_shader_api.c
+++ b/tests/vkd3d_shader_api.c
@@ -630,7 +630,7 @@ static void test_scan_signatures(void)
     {
         {"COLOR",           0, 0, VKD3D_SHADER_SV_NONE,             VKD3D_SHADER_COMPONENT_FLOAT, 0, 0xf, 0xf},
         {"TEXCOORD",        2, 0, VKD3D_SHADER_SV_NONE,             VKD3D_SHADER_COMPONENT_FLOAT, 1, 0xf, 0xf},
-        {"DEPTH",           0, 0, VKD3D_SHADER_SV_NONE,             VKD3D_SHADER_COMPONENT_FLOAT, 2, 0xf, 0xf},
+        {"DEPTH",           0, 0, VKD3D_SHADER_SV_NONE,             VKD3D_SHADER_COMPONENT_FLOAT, 2, 0x1, 0x1},
         {"BLENDINDICES",    0, 0, VKD3D_SHADER_SV_NONE,             VKD3D_SHADER_COMPONENT_FLOAT, 3, 0xf, 0xf},
         {"VPOS",            0, 0, VKD3D_SHADER_SV_POSITION,         VKD3D_SHADER_COMPONENT_FLOAT, 0, 0xf, 0xf},
         {"VFACE",           0, 0, VKD3D_SHADER_SV_IS_FRONT_FACE,    VKD3D_SHADER_COMPONENT_FLOAT, 1, 0x1, 0x1},