Line data    Source code

       1             : /* Copyright (C) 2022 Wildfire Games.
       2             :  * This file is part of 0 A.D.
       3             :  *
       4             :  * 0 A.D. is free software: you can redistribute it and/or modify
       5             :  * it under the terms of the GNU General Public License as published by
       6             :  * the Free Software Foundation, either version 2 of the License, or
       7             :  * (at your option) any later version.
       8             :  *
       9             :  * 0 A.D. is distributed in the hope that it will be useful,
      10             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12             :  * GNU General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU General Public License
      15             :  * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
      16             :  */
      17             : 
      18             : #include "precompiled.h"
      19             : 
      20             : #include "ShaderTechnique.h"
      21             : 
      22             : #include "graphics/ShaderProgram.h"
      23             : #include "renderer/backend/IDevice.h"
      24             : 
      25           0 : CShaderPass::CShaderPass(
      26             :     std::unique_ptr<Renderer::Backend::IGraphicsPipelineState> pipelineState,
      27           0 :     const CShaderProgramPtr& shader)
      28           0 :     : m_Shader(shader), m_PipelineState(std::move(pipelineState))
      29             : {
      30           0 :     ENSURE(shader);
      31           0 : }
      32             : 
      33          60 : CShaderTechnique::CShaderTechnique(
      34             :     const VfsPath& path, const CShaderDefines& defines,
      35          60 :     const PipelineStateDescCallback& callback)
      36          60 :     : m_Path(path), m_Defines(defines), m_PipelineStateDescCallback(callback)
      37             : {
      38          60 : }
      39             : 
      40           0 : void CShaderTechnique::SetPasses(std::vector<CShaderPass>&& passes)
      41             : {
      42           0 :     m_Passes = std::move(passes);
      43           0 : }
      44             : 
      45           0 : int CShaderTechnique::GetNumPasses() const
      46             : {
      47           0 :     return m_Passes.size();
      48             : }
      49             : 
      50           0 : Renderer::Backend::IShaderProgram* CShaderTechnique::GetShader(int pass) const
      51             : {
      52           0 :     ENSURE(0 <= pass && pass < (int)m_Passes.size());
      53           0 :     return m_Passes[pass].GetPipelineState()->GetShaderProgram();
      54             : }
      55             : 
      56             : Renderer::Backend::IGraphicsPipelineState*
      57           0 : CShaderTechnique::GetGraphicsPipelineState(int pass) const
      58             : {
      59           0 :     ENSURE(0 <= pass && pass < static_cast<int>(m_Passes.size()));
      60           0 :     return m_Passes[pass].GetPipelineState();
      61             : }
      62             : 
      63           0 : bool CShaderTechnique::GetSortByDistance() const
      64             : {
      65           0 :     return m_SortByDistance;
      66             : }
      67             : 
      68           0 : void CShaderTechnique::SetSortByDistance(bool enable)
      69             : {
      70           0 :     m_SortByDistance = enable;
      71           3 : }