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             : #ifndef INCLUDED_MATERIAL
      19             : #define INCLUDED_MATERIAL
      20             : 
      21             : #include "graphics/Color.h"
      22             : #include "graphics/ShaderDefines.h"
      23             : #include "graphics/Texture.h"
      24             : #include "ps/CStr.h"
      25             : #include "ps/CStrIntern.h"
      26             : #include "simulation2/helpers/Player.h"
      27             : 
      28           0 : class CMaterial
      29             : {
      30             : public:
      31             : 
      32           0 :     struct TextureSampler
      33             :     {
      34           0 :         TextureSampler(const CStr &n, CTexturePtr t) : Name(n), Sampler(t) {}
      35           0 :         TextureSampler(const CStrIntern &n, CTexturePtr t) : Name(n), Sampler(t) {}
      36             : 
      37             :         CStrIntern Name;
      38             :         CTexturePtr Sampler;
      39             :     };
      40             : 
      41             :     typedef std::vector<TextureSampler> SamplersVector;
      42             : 
      43             :     CMaterial();
      44             : 
      45             :     // Whether this material's shaders use alpha blending, in which case
      46             :     // models using this material need to be rendered in a special order
      47             :     // relative to the alpha-blended water plane
      48           0 :     void SetUsesAlphaBlending(bool flag) { m_AlphaBlending = flag; }
      49           0 :     bool UsesAlphaBlending() const { return m_AlphaBlending; }
      50             : 
      51           0 :     const CTexturePtr& GetDiffuseTexture() const { return m_DiffuseTexture; }
      52             : 
      53             :     void SetShaderEffect(const CStr& effect);
      54           0 :     CStrIntern GetShaderEffect() const { return m_ShaderEffect; }
      55             : 
      56             :     // Must call RecomputeCombinedShaderDefines after this, before rendering with this material
      57             :     void AddShaderDefine(CStrIntern key, CStrIntern value);
      58             : 
      59           0 :     const CShaderDefines& GetShaderDefines() const { return m_ShaderDefines; }
      60             : 
      61             :     void AddStaticUniform(const char* key, const CVector4D& value);
      62           0 :     const CShaderUniforms& GetStaticUniforms() const { return m_StaticUniforms; }
      63             : 
      64             :     void AddSampler(const TextureSampler& texture);
      65           0 :     const SamplersVector& GetSamplers() const { return m_Samplers; }
      66             : 
      67             :     void AddRenderQuery(const char* key);
      68           0 :     const CShaderRenderQueries& GetRenderQueries() const { return m_RenderQueries; }
      69             : 
      70             :     void AddRequiredSampler(const CStr& samplerName);
      71           0 :     const std::vector<CStrIntern>& GetRequiredSampler() const { return m_RequiredSamplers; }
      72             : 
      73             : private:
      74             : 
      75             :     // This pointer is kept to make it easier for the fixed pipeline to
      76             :     // access the only texture it's interested in.
      77             :     CTexturePtr m_DiffuseTexture;
      78             : 
      79             :     SamplersVector m_Samplers;
      80             :     std::vector<CStrIntern> m_RequiredSamplers;
      81             : 
      82             :     CStrIntern m_ShaderEffect;
      83             :     CShaderDefines m_ShaderDefines;
      84             :     CShaderUniforms m_StaticUniforms;
      85             :     CShaderRenderQueries m_RenderQueries;
      86             : 
      87             :     bool m_AlphaBlending;
      88             : };
      89             : 
      90             : #endif // INCLUDED_MATERIAL