From 24b047f1fe3c4d8aeeef59a5750d9bc2f80f7e6f Mon Sep 17 00:00:00 2001 From: Zebediah Figura Date: Fri, 2 Feb 2024 17:18:38 -0600 Subject: [PATCH] vkd3d-utils: Implement ID3D12ShaderReflectionConstantBuffer::GetVariableByIndex(). --- libs/vkd3d-utils/reflection.c | 179 +++++++++++++++++++++++++++++++++- 1 file changed, 174 insertions(+), 5 deletions(-) diff --git a/libs/vkd3d-utils/reflection.c b/libs/vkd3d-utils/reflection.c index e671a37b..41fb6413 100644 --- a/libs/vkd3d-utils/reflection.c +++ b/libs/vkd3d-utils/reflection.c @@ -21,10 +21,19 @@ #include #include +struct d3d12_variable +{ + ID3D12ShaderReflectionVariable ID3D12ShaderReflectionVariable_iface; + D3D12_SHADER_VARIABLE_DESC desc; + struct d3d12_buffer *buffer; +}; + struct d3d12_buffer { ID3D12ShaderReflectionConstantBuffer ID3D12ShaderReflectionConstantBuffer_iface; D3D12_SHADER_BUFFER_DESC desc; + + struct d3d12_variable *variables; }; struct d3d12_reflection @@ -40,6 +49,71 @@ struct d3d12_reflection }; static struct d3d12_buffer null_buffer; +static struct d3d12_variable null_variable; + +static struct d3d12_variable *impl_from_ID3D12ShaderReflectionVariable(ID3D12ShaderReflectionVariable *iface) +{ + return CONTAINING_RECORD(iface, struct d3d12_variable, ID3D12ShaderReflectionVariable_iface); +} + +static HRESULT STDMETHODCALLTYPE d3d12_variable_GetDesc( + ID3D12ShaderReflectionVariable *iface, D3D12_SHADER_VARIABLE_DESC *desc) +{ + struct d3d12_variable *variable = impl_from_ID3D12ShaderReflectionVariable(iface); + + TRACE("iface %p, desc %p.\n", iface, desc); + + if (variable == &null_variable) + { + WARN("Null variable, returning E_FAIL.\n"); + return E_FAIL; + } + + if (!desc) + { + WARN("NULL pointer, returning E_FAIL.\n"); + return E_FAIL; + } + + *desc = variable->desc; + return S_OK; +} + +static ID3D12ShaderReflectionType * STDMETHODCALLTYPE d3d12_variable_GetType( + ID3D12ShaderReflectionVariable *iface) +{ + FIXME("iface %p, stub!\n", iface); + + return NULL; +} + +static ID3D12ShaderReflectionConstantBuffer * STDMETHODCALLTYPE d3d12_variable_GetBuffer( + ID3D12ShaderReflectionVariable *iface) +{ + struct d3d12_variable *variable = impl_from_ID3D12ShaderReflectionVariable(iface); + + TRACE("iface %p.\n", iface); + + return &variable->buffer->ID3D12ShaderReflectionConstantBuffer_iface; +} + +static UINT STDMETHODCALLTYPE d3d12_variable_GetInterfaceSlot( + ID3D12ShaderReflectionVariable *iface, UINT index) +{ + FIXME("iface %p, index %u, stub!\n", iface, index); + + return 0; +} + +static const struct ID3D12ShaderReflectionVariableVtbl d3d12_variable_vtbl = +{ + d3d12_variable_GetDesc, + d3d12_variable_GetType, + d3d12_variable_GetBuffer, + d3d12_variable_GetInterfaceSlot, +}; + +static struct d3d12_variable null_variable = {{&d3d12_variable_vtbl}}; static struct d3d12_buffer *impl_from_ID3D12ShaderReflectionConstantBuffer(ID3D12ShaderReflectionConstantBuffer *iface) { @@ -72,9 +146,17 @@ static HRESULT STDMETHODCALLTYPE d3d12_buffer_GetDesc( static ID3D12ShaderReflectionVariable * STDMETHODCALLTYPE d3d12_buffer_GetVariableByIndex( ID3D12ShaderReflectionConstantBuffer *iface, UINT index) { - FIXME("iface %p, index %u, stub!\n", iface, index); + struct d3d12_buffer *buffer = impl_from_ID3D12ShaderReflectionConstantBuffer(iface); - return NULL; + TRACE("iface %p, index %u.\n", iface, index); + + if (index > buffer->desc.Variables) + { + WARN("Invalid index %u.\n", index); + return &null_variable.ID3D12ShaderReflectionVariable_iface; + } + + return &buffer->variables[index].ID3D12ShaderReflectionVariable_iface; } static ID3D12ShaderReflectionVariable * STDMETHODCALLTYPE d3d12_buffer_GetVariableByName( @@ -138,7 +220,19 @@ static ULONG STDMETHODCALLTYPE d3d12_reflection_Release(ID3D12ShaderReflection * if (!refcount) { for (UINT i = 0; i < reflection->desc.ConstantBuffers; ++i) - vkd3d_free((void *)reflection->buffers[i].desc.Name); + { + struct d3d12_buffer *buffer = &reflection->buffers[i]; + + for (UINT j = 0; j < buffer->desc.Variables; ++j) + { + struct d3d12_variable *variable = &buffer->variables[j]; + + vkd3d_free((void *)variable->desc.DefaultValue); + vkd3d_free((void *)variable->desc.Name); + } + vkd3d_free(buffer->variables); + vkd3d_free((void *)buffer->desc.Name); + } vkd3d_free(reflection->buffers); vkd3d_shader_free_scan_signature_info(&reflection->signature_info); @@ -439,8 +533,56 @@ struct rdef_buffer uint32_t type; }; +struct rdef_variable +{ + uint32_t name_offset; + uint32_t offset; + uint32_t size; + uint32_t flags; + uint32_t type_offset; + uint32_t default_value_offset; + uint32_t resource_binding; + uint32_t resource_count; + uint32_t sampler_binding; + uint32_t sampler_count; +}; + +static HRESULT d3d12_variable_init(struct d3d12_variable *variable, + const struct rdef_variable *rdef_variable, const struct vkd3d_shader_code *section) +{ + HRESULT hr; + char *name; + + if (FAILED(hr = get_string(section, rdef_variable->name_offset, &name))) + return hr; + + variable->ID3D12ShaderReflectionVariable_iface.lpVtbl = &d3d12_variable_vtbl; + + variable->desc.Name = name; + variable->desc.StartOffset = rdef_variable->offset; + variable->desc.Size = rdef_variable->size; + variable->desc.uFlags = rdef_variable->flags; + variable->desc.StartTexture = rdef_variable->resource_binding; + variable->desc.TextureSize = rdef_variable->resource_count; + variable->desc.StartSampler = rdef_variable->sampler_binding; + variable->desc.SamplerSize = rdef_variable->sampler_count; + + if (rdef_variable->default_value_offset) + { + const void *default_value; + + if (!(default_value = get_data_ptr(section, rdef_variable->default_value_offset, 1, rdef_variable->size))) + return E_INVALIDARG; + + if (!(variable->desc.DefaultValue = vkd3d_memdup(default_value, rdef_variable->size))) + return E_OUTOFMEMORY; + } + + return S_OK; +} + static HRESULT d3d12_buffer_init(struct d3d12_buffer *buffer, const struct rdef_buffer *rdef_buffer, - const struct vkd3d_shader_code *section) + const struct vkd3d_shader_code *section, uint32_t variable_size) { HRESULT hr; char *name; @@ -456,11 +598,31 @@ static HRESULT d3d12_buffer_init(struct d3d12_buffer *buffer, const struct rdef_ buffer->desc.uFlags = rdef_buffer->flags; buffer->desc.Name = name; + if (!(buffer->variables = vkd3d_calloc(rdef_buffer->var_count, sizeof(*buffer->variables)))) + return E_OUTOFMEMORY; + + for (uint32_t i = 0; i < rdef_buffer->var_count; ++i) + { + struct rdef_variable normalized_variable = {0}; + const struct rdef_variable *rdef_variable; + + if (!(rdef_variable = get_data_ptr(section, rdef_buffer->vars_offset + (i * variable_size), 1, variable_size))) + return E_INVALIDARG; + + normalized_variable.resource_binding = ~0u; + normalized_variable.sampler_binding = ~0u; + memcpy(&normalized_variable, rdef_variable, variable_size); + + if ((hr = d3d12_variable_init(&buffer->variables[i], &normalized_variable, section))) + return hr; + } + return S_OK; } static HRESULT parse_rdef(struct d3d12_reflection *reflection, const struct vkd3d_shader_code *section) { + uint32_t variable_size = offsetof(struct rdef_variable, resource_binding); const struct rdef_header *header; const struct rdef_rd11 *rd11; HRESULT hr; @@ -494,6 +656,13 @@ static HRESULT parse_rdef(struct d3d12_reflection *reflection, const struct vkd3 return E_INVALIDARG; } + if (rd11->variable_size != sizeof(struct rdef_variable)) + { + FIXME("Unexpected variable size %#x.\n", rd11->variable_size); + return E_INVALIDARG; + } + variable_size = rd11->variable_size; + if (rd11->zero) { FIXME("Unexpected field %#x.\n", rd11->zero); @@ -516,7 +685,7 @@ static HRESULT parse_rdef(struct d3d12_reflection *reflection, const struct vkd3 for (uint32_t i = 0; i < header->buffer_count; ++i) { - if ((hr = d3d12_buffer_init(&reflection->buffers[i], &rdef_buffers[i], section))) + if ((hr = d3d12_buffer_init(&reflection->buffers[i], &rdef_buffers[i], section, variable_size))) return hr; } }