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vkd3d-shader: Lower TEXBEM instructions.

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This commit is contained in:
Elizabeth Figura
2025-08-09 13:06:05 -05:00
committed by Henri Verbeet
parent 5363730e17
commit 02b0a754bd
Notes: Henri Verbeet 2025-10-27 19:10:04 +01:00 
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1793
2 changed files with 69 additions and 2 deletions
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70
libs/vkd3d-shader/ir.c
View File

@@ -2073,6 +2073,71 @@ static enum vkd3d_result vsir_program_lower_bem(struct vsir_program *program, st
return VKD3D_OK;
}
static enum vkd3d_result vsir_program_lower_texbem(struct vsir_program *program,
struct vsir_program_iterator *it, struct vkd3d_shader_message_context *message_context)
{
struct vkd3d_shader_instruction *ins = vsir_program_iterator_current(it);
const struct vkd3d_shader_location location = ins->location;
const struct vkd3d_shader_descriptor_info1 *descriptor;
const struct vkd3d_shader_src_param *src = ins->src;
unsigned int idx = ins->dst[0].reg.idx[0].offset;
struct vkd3d_shader_src_param orig_coords;
uint32_t ssa_coords;
/* texbem t#, SRC
* ->
* bem srCOORDS.xy, t#, SRC
* texld t#, srCOORDS
* ->
* mad srTMP.xy, SRC.xx, BUMP_MATRIX#.xy, t#.xy
* mad srCOORDS.xy, SRC.yy, BUMP_MATRIX#.zw, srTMP.xy
* sample t#, srCOORDS, resource#, sampler#
*
* Note that the t# destination will subsequently be turned into a temp. */
descriptor = vkd3d_shader_find_descriptor(&program->descriptors, VKD3D_SHADER_DESCRIPTOR_TYPE_SAMPLER, idx);
if (descriptor->flags & VKD3D_SHADER_DESCRIPTOR_INFO_FLAG_SAMPLER_COMPARISON_MODE)
{
vkd3d_shader_error(message_context, &location, VKD3D_SHADER_ERROR_VSIR_NOT_IMPLEMENTED,
"Unhandled TEXBEM(L) with a comparison sampler.");
return VKD3D_ERROR_NOT_IMPLEMENTED;
}
descriptor = vkd3d_shader_find_descriptor(&program->descriptors, VKD3D_SHADER_DESCRIPTOR_TYPE_SRV, idx);
if (descriptor->resource_type != VKD3D_SHADER_RESOURCE_TEXTURE_2D)
{
vkd3d_shader_error(message_context, &location, VKD3D_SHADER_ERROR_VSIR_NOT_IMPLEMENTED,
"Unhandled TEXBEM(L) with resource dimension %#x.", descriptor->resource_type);
return VKD3D_ERROR_NOT_IMPLEMENTED;
}
if (!vsir_program_iterator_insert_after(it, 2))
return VKD3D_ERROR_OUT_OF_MEMORY;
vsir_src_param_init(&orig_coords, VKD3DSPR_TEXTURE, VSIR_DATA_F32, 1);
orig_coords.reg.idx[0].offset = idx;
orig_coords.reg.dimension = VSIR_DIMENSION_VEC4;
orig_coords.swizzle = VKD3D_SHADER_NO_SWIZZLE;
if (!(ins = generate_bump_coords(program, it, idx, &orig_coords, &src[0], &location)))
return VKD3D_ERROR_OUT_OF_MEMORY;
ssa_coords = ins->dst[0].reg.idx[0].offset;
ins = vsir_program_iterator_next(it);
if (!vsir_instruction_init_with_params(program, ins, &location, VSIR_OP_SAMPLE, 1, 3))
return VKD3D_ERROR_OUT_OF_MEMORY;
vsir_dst_param_init(&ins->dst[0], VKD3DSPR_TEXTURE, VSIR_DATA_F32, 1);
ins->dst[0].reg.idx[0].offset = idx;
ins->dst[0].reg.dimension = VSIR_DIMENSION_VEC4;
ins->dst[0].write_mask = VKD3DSP_WRITEMASK_ALL;
src_param_init_ssa_float4(&ins->src[0], ssa_coords);
ins->src[0].swizzle = VKD3D_SHADER_SWIZZLE(X, Y, Y, Y);
vsir_src_param_init_resource(&ins->src[1], idx, idx);
vsir_src_param_init_sampler(&ins->src[2], idx, idx);
return VKD3D_OK;
}
static enum vkd3d_result vsir_program_lower_dcl_input(struct vsir_program *program,
struct vkd3d_shader_instruction *ins, struct vsir_transformation_context *ctx)
{
@@ -2169,6 +2234,10 @@ static enum vkd3d_result vsir_program_lower_d3dbc_instructions(struct vsir_progr
ret = vsir_program_lower_sm1_sincos(program, &it);
break;
case VSIR_OP_TEXBEM:
ret = vsir_program_lower_texbem(program, &it, message_context);
break;
case VSIR_OP_TEXCOORD:
if ((ret = vsir_program_lower_texcoord(program, ins)) < 0)
return ret;
@@ -2203,7 +2272,6 @@ static enum vkd3d_result vsir_program_lower_d3dbc_instructions(struct vsir_progr
ret = vsir_program_lower_texldl(program, ins);
break;
case VSIR_OP_TEXBEM:
case VSIR_OP_TEXBEML:
case VSIR_OP_TEXDEPTH:
case VSIR_OP_TEXDP3:

1
libs/vkd3d-shader/vkd3d_shader_main.c
View File

@@ -1503,7 +1503,6 @@ static int vkd3d_shader_scan_instruction(struct vkd3d_shader_scan_context *conte
if (context->cf_info_count)
context->cf_info[context->cf_info_count - 1].inside_block = false;
break;
case VSIR_OP_TEXBEM:
case VSIR_OP_TEXBEML:
case VSIR_OP_TEXDP3TEX:
case VSIR_OP_TEXM3x2TEX: