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Cxbx-Reloaded
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Implement RunVertexStateShader()

This commit is contained in:
jackchentwkh 2022-06-25 00:18:27 +08:00
parent 6f79b035bd
commit 4d110bad6e
1 changed files with 37 additions and 1 deletions
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38
src/core/hle/D3D8/Direct3D9/Direct3D9.cpp
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@ -78,6 +78,9 @@
#include <thread>
#include <wrl/client.h>
#include "nv2a_vsh_emulator.h"
using namespace Microsoft::WRL;
XboxRenderStateConverter XboxRenderStates;
@ -8660,6 +8663,8 @@ xbox::void_xt WINAPI xbox::EMUPATCH(D3DDevice_SetVertexShaderInput)
XB_TRMP(D3DDevice_SetVertexShaderInput)(Handle, StreamCount, pStreamInputs);
}
extern xbox::dword_xt* GetCxbxVertexShaderSlotPtr(const DWORD SlotIndexAddress); // tmp glue
// ******************************************************************
// * patch: D3DDevice_RunVertexStateShader
// ******************************************************************
@ -8676,8 +8681,39 @@ xbox::void_xt WINAPI xbox::EMUPATCH(D3DDevice_RunVertexStateShader)
// If pData is assigned, pData[0..3] is pushed towards nv2a transform data registers
// then sends the nv2a a command to launch the vertex shader function located at Address
NV2AState* dev = g_NV2A->GetDeviceState();
PGRAPHState* pg = &(dev->pgraph);
LOG_UNIMPLEMENTED();
float vertex_state_shader_v0[4];
for (int slot = 0; slot < 4; slot++)
{
if (pData != nullptr)
vertex_state_shader_v0[slot] = pData[slot];
else
vertex_state_shader_v0[slot] = 0.0f;
}
int shader_slot = Address;
Nv2aVshProgram program;
Nv2aVshParseResult result = nv2a_vsh_parse_program(
&program,
//pg->program_data[shader_slot],
GetCxbxVertexShaderSlotPtr(shader_slot),
NV2A_MAX_TRANSFORM_PROGRAM_LENGTH - shader_slot);
assert(result == NV2AVPR_SUCCESS);
Nv2aVshCPUXVSSExecutionState state_linkage;
Nv2aVshExecutionState state = nv2a_vsh_emu_initialize_xss_execution_state(
&state_linkage, (float*)pg->vsh_constants, pg->vsh_constants_dirty);
memcpy(state_linkage.input_regs, vertex_state_shader_v0, sizeof(vertex_state_shader_v0));
nv2a_vsh_emu_execute(&state, &program);
nv2a_vsh_program_destroy(&program);
//LOG_UNIMPLEMENTED();
}
// ******************************************************************