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Copy constants regardless of dirty state

This commit is contained in:
Anthony 2020-11-30 23:47:49 +13:00
parent b4685c1dc2
commit 43be445c37
1 changed files with 4 additions and 12 deletions
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16
src/core/hle/D3D8/Direct3D9/Direct3D9.cpp
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@ -7393,18 +7393,10 @@ extern float* HLE_get_NV2A_vertex_constant_float4_ptr(unsigned const_index); //
// remove our patches on D3DDevice_SetVertexShaderConstant (and CxbxImpl_SetVertexShaderConstant)
void CxbxUpdateHostVertexShaderConstants()
{
// Transfer all constants that have been flagged dirty to host
auto nv2a = g_NV2A->GetDeviceState();
for (int i = 0; i < X_D3DVS_CONSTREG_COUNT; i++) {
if (nv2a->pgraph.vsh_constants_dirty[i]) {
nv2a->pgraph.vsh_constants_dirty[i] = false;
float *constant_floats = HLE_get_NV2A_vertex_constant_float4_ptr(i);
// Note : If host SetVertexShaderConstantF has high overhead (unlikely),
// we could combine multiple adjacent constants into one call.
g_pD3DDevice->SetVertexShaderConstantF(i, constant_floats, 1);
}
}
// Copy all constants (as they may have been overwritten with fixed-function mode)
// Though we should only have to copy overwritten or dirty constants
float* constant_floats = HLE_get_NV2A_vertex_constant_float4_ptr(0);
g_pD3DDevice->SetVertexShaderConstantF(0, constant_floats, X_D3DVS_CONSTREG_COUNT);
// FIXME our viewport constants don't match Xbox values
// If we write them to pgraph constants, like we do with constants set by the title,