1 #ifndef _RSGSAMPLERS_HPP 2 #define _RSGSAMPLERS_HPP 3 /*------------------------------------------------------------------------- 4 * drawElements Quality Program Random Shader Generator 5 * ---------------------------------------------------- 6 * 7 * Copyright 2014 The Android Open Source Project 8 * 9 * Licensed under the Apache License, Version 2.0 (the "License"); 10 * you may not use this file except in compliance with the License. 11 * You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, software 16 * distributed under the License is distributed on an "AS IS" BASIS, 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18 * See the License for the specific language governing permissions and 19 * limitations under the License. 20 * 21 *//*! 22 * \file 23 * \brief Samplers. 24 *//*--------------------------------------------------------------------*/ 25 26 #include "rsgDefs.hpp" 27 #include "tcuTexture.hpp" 28 29 #include <map> 30 31 namespace rsg 32 { 33 34 class Sampler2D 35 { 36 public: Sampler2D(void)37 Sampler2D(void) : m_texture(DE_NULL), m_sampler() 38 { 39 } 40 Sampler2D(const tcu::Texture2D * texture,const tcu::Sampler & sampler)41 Sampler2D(const tcu::Texture2D *texture, const tcu::Sampler &sampler) : m_texture(texture), m_sampler(sampler) 42 { 43 } 44 sample(float s,float t,float lod) const45 inline tcu::Vec4 sample(float s, float t, float lod) const 46 { 47 return m_texture->sample(m_sampler, s, t, lod); 48 } 49 50 private: 51 const tcu::Texture2D *m_texture; 52 tcu::Sampler m_sampler; 53 }; 54 55 class SamplerCube 56 { 57 public: SamplerCube(void)58 SamplerCube(void) : m_texture(DE_NULL), m_sampler() 59 { 60 } 61 SamplerCube(const tcu::TextureCube * texture,const tcu::Sampler & sampler)62 SamplerCube(const tcu::TextureCube *texture, const tcu::Sampler &sampler) : m_texture(texture), m_sampler(sampler) 63 { 64 } 65 sample(float s,float t,float r,float lod) const66 inline tcu::Vec4 sample(float s, float t, float r, float lod) const 67 { 68 return m_texture->sample(m_sampler, s, t, r, lod); 69 } 70 71 private: 72 const tcu::TextureCube *m_texture; 73 tcu::Sampler m_sampler; 74 }; 75 76 typedef std::map<int, Sampler2D> Sampler2DMap; 77 typedef std::map<int, SamplerCube> SamplerCubeMap; 78 79 } // namespace rsg 80 81 #endif // _RSGSAMPLERS_HPP 82