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vkd3d-shader/hlsl: Add special allocation rules for FFACE and SAMPLE.

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This commit is contained in:
Francisco Casas
2024-11-14 23:09:38 -03:00
committed by Henri Verbeet
parent 2c15015ec2
commit 64bc0515e0
Notes: Henri Verbeet 2024-11-24 00:09:47 +01:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1260
2 changed files with 8 additions and 1 deletions
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7
libs/vkd3d-shader/hlsl_codegen.c
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@@ -5331,6 +5331,7 @@ static void allocate_semantic_register(struct hlsl_ctx *ctx, struct hlsl_ir_var
enum vkd3d_shader_register_type type;
struct vkd3d_shader_version version;
bool special_interpolation = false;
bool vip_allocation = false;
uint32_t reg;
bool builtin;
@@ -5389,6 +5390,9 @@ static void allocate_semantic_register(struct hlsl_ctx *ctx, struct hlsl_ir_var
|| semantic == VKD3D_SHADER_SV_VIEWPORT_ARRAY_INDEX
|| semantic == VKD3D_SHADER_SV_PRIMITIVE_ID)
vip_allocation = true;
if (semantic == VKD3D_SHADER_SV_IS_FRONT_FACE || semantic == VKD3D_SHADER_SV_SAMPLE_INDEX)
special_interpolation = true;
}
if (builtin)
@@ -5402,6 +5406,9 @@ static void allocate_semantic_register(struct hlsl_ctx *ctx, struct hlsl_ir_var
? 0 : sm4_get_interpolation_mode(var->data_type, var->storage_modifiers);
unsigned int reg_size = optimize ? var->data_type->dimx : 4;
if (special_interpolation)
mode = VKD3DSIM_NONE;
var->regs[HLSL_REGSET_NUMERIC] = allocate_register(ctx, allocator, 1, UINT_MAX,
reg_size, var->data_type->dimx, mode, var->force_align, vip_allocation);