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vkd3d-shader/msl: Implement VKD3DSIH_SAMPLE_B.

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This commit is contained in:
Henri Verbeet
2025-05-25 23:10:03 +02:00
parent af8b3f94e7
commit 0c8bc0f42c
Notes: Henri Verbeet 2025-06-23 20:18:16 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1565
2 changed files with 21 additions and 6 deletions
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15
libs/vkd3d-shader/msl.c
View File

@@ -967,6 +967,9 @@ static void msl_sample(struct msl_generator *gen, const struct vkd3d_shader_inst
enum vkd3d_data_type data_type;
uint32_t coord_mask;
struct msl_dst dst;
bool bias;
bias = ins->opcode == VKD3DSIH_SAMPLE_B;
if (vkd3d_shader_instruction_has_texel_offset(ins))
msl_compiler_error(gen, VKD3D_SHADER_ERROR_MSL_INTERNAL,
@@ -1001,6 +1004,11 @@ static void msl_sample(struct msl_generator *gen, const struct vkd3d_shader_inst
msl_compiler_error(gen, VKD3D_SHADER_ERROR_MSL_UNSUPPORTED,
"Sampling resource type %#x is not supported.", resource_type);
if ((resource_type == VKD3D_SHADER_RESOURCE_TEXTURE_1D || resource_type == VKD3D_SHADER_RESOURCE_TEXTURE_1DARRAY)
&& bias)
msl_compiler_error(gen, VKD3D_SHADER_ERROR_MSL_UNSUPPORTED,
"Resource type %#x does not support mipmapping.", resource_type);
if (!(resource_type_info = msl_get_resource_type_info(resource_type)))
{
msl_compiler_error(gen, VKD3D_SHADER_ERROR_MSL_INTERNAL,
@@ -1062,6 +1070,12 @@ static void msl_sample(struct msl_generator *gen, const struct vkd3d_shader_inst
msl_print_src_with_type(sample, gen, &ins->src[0], coord_mask + 1, ins->src[0].reg.data_type);
vkd3d_string_buffer_printf(sample, ")");
}
if (bias)
{
vkd3d_string_buffer_printf(sample, ", bias(");
msl_print_src_with_type(sample, gen, &ins->src[3], VKD3DSP_WRITEMASK_0, ins->src[3].reg.data_type);
vkd3d_string_buffer_printf(sample, ")");
}
vkd3d_string_buffer_printf(sample, "))");
msl_print_swizzle(sample, ins->src[1].swizzle, ins->dst[0].write_mask);
@@ -1238,6 +1252,7 @@ static void msl_handle_instruction(struct msl_generator *gen, const struct vkd3d
msl_cast(gen, ins, "uint");
break;
case VKD3DSIH_SAMPLE:
case VKD3DSIH_SAMPLE_B:
msl_sample(gen, ins);
break;
case VKD3DSIH_GEO:

12
tests/hlsl/sample-bias.shader_test
View File

@@ -32,15 +32,15 @@ float4 main(float2 coord : texcoord) : sv_target
[test]
uniform 0 float4 6.5 0.0 0.0 0.0
todo(msl) draw quad
draw quad
probe (0, 0) rgba (10.0, 0.0, 10.0, 0.0)
uniform 0 float4 7.46 0.0 0.0 0.0
todo(msl) draw quad
draw quad
probe (0, 0) rgba(4.0, 0.0, 10.0, 0.0)
uniform 0 float4 8.5 0.0 0.0 0.0
todo(msl) draw quad
draw quad
probe (0, 0) rgba(0.0, 0.0, 10.0, 0.0)
[require]
@@ -60,13 +60,13 @@ float4 main(float2 coord : texcoord) : sv_target
[test]
uniform 0 float4 6.5 0.0 0.0 0.0
todo(msl) draw quad
draw quad
probe (0, 0) rgba (10.0, 0.0, 10.0, 0.0)
uniform 0 float4 7.46 0.0 0.0 0.0
todo(msl) draw quad
draw quad
probe (0,0) rgba(4.0, 0.0, 10.0, 0.0)
uniform 0 float4 8.5 0.0 0.0 0.0
todo(msl) draw quad
draw quad
probe (0,0) rgba(0.0, 0.0, 10.0, 0.0)