Function d3d_SetFiltering

legacy/renderer/Direct3D.cpp:2529–2546

Sets the state of bilinear filtering for our textures

// Sets the state of bilinear filtering for our textures
void d3d_SetFiltering(int8_t state) {
  int8_t curstate = (int8_t)state;

  if (curstate == D3D_state.cur_bilinear_state)
    return;

  D3D_sets_this_frame[3]++;

  D3D_state.cur_bilinear_state = curstate;

  if (state && D3D_preferred_state.filtering) {
    lpD3DDevice->SetTextureStageState(0, D3DTSS_MAGFILTER, D3DTFG_LINEAR);
    lpD3DDevice->SetTextureStageState(0, D3DTSS_MINFILTER, D3DTFG_LINEAR);
  } else {
    lpD3DDevice->SetTextureStageState(0, D3DTSS_MAGFILTER, D3DTFG_POINT);
    lpD3DDevice->SetTextureStageState(0, D3DTSS_MINFILTER, D3DTFG_POINT);
  }
}

// Sets the state of zbuffering to on or off
void d3d_SetZBufferState(int8_t state) {