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[D3D12] DXBC vertex W format

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Triang3l
2018-09-12 21:39:13 +03:00
parent 283461be6c
commit 099de4487b
4 changed files with 96 additions and 16 deletions
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18
src/xenia/gpu/d3d12/d3d12_command_processor.cc
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@@ -1347,15 +1347,15 @@ void D3D12CommandProcessor::UpdateSystemConstantValues(
// = false: multiply the Z coordinate by 1/W0.
// VTX_W0_FMT = true: the incoming W0 is not 1/W0. Perform the reciprocal to
// get 1/W0.
float vtx_xy_fmt = (pa_cl_vte_cntl & (1 << 8)) ? 1.0f : 0.0f;
float vtx_z_fmt = (pa_cl_vte_cntl & (1 << 9)) ? 1.0f : 0.0f;
float vtx_w0_fmt = (pa_cl_vte_cntl & (1 << 10)) ? 1.0f : 0.0f;
dirty |= system_constants_.mul_rcp_w[0] != vtx_xy_fmt;
dirty |= system_constants_.mul_rcp_w[1] != vtx_z_fmt;
dirty |= system_constants_.mul_rcp_w[2] != vtx_w0_fmt;
system_constants_.mul_rcp_w[0] = vtx_xy_fmt;
system_constants_.mul_rcp_w[1] = vtx_z_fmt;
system_constants_.mul_rcp_w[2] = vtx_w0_fmt;
uint32_t vtx_xy_fmt = (pa_cl_vte_cntl >> 8) & 1;
uint32_t vtx_z_fmt = (pa_cl_vte_cntl >> 9) & 1;
uint32_t vtx_w0_fmt = (pa_cl_vte_cntl >> 10) & 1;
dirty |= system_constants_.vertex_w_format[0] != vtx_xy_fmt;
dirty |= system_constants_.vertex_w_format[1] != vtx_z_fmt;
dirty |= system_constants_.vertex_w_format[2] != vtx_w0_fmt;
system_constants_.vertex_w_format[0] = vtx_xy_fmt;
system_constants_.vertex_w_format[1] = vtx_z_fmt;
system_constants_.vertex_w_format[2] = vtx_w0_fmt;
// Conversion to Direct3D 12 normalized device coordinates.
// See viewport configuration in UpdateFixedFunctionState for explanations.

2
src/xenia/gpu/d3d12/shaders/xenos_draw.hlsli
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@@ -3,7 +3,7 @@
cbuffer xe_system_cbuffer : register(b0) {
// vec4 0
float3 xe_mul_rcp_w;
uint3 xe_vertex_w_format;
uint xe_vertex_base_index;
// vec4 1
float3 xe_ndc_scale;