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) 38 : m_texture (DE_NULL) 39 , m_sampler () 40 { 41 } 42 Sampler2D(const tcu::Texture2D * texture,const tcu::Sampler & sampler)43 Sampler2D (const tcu::Texture2D* texture, const tcu::Sampler& sampler) 44 : m_texture (texture) 45 , m_sampler (sampler) 46 { 47 } 48 sample(float s,float t,float lod) const49 inline tcu::Vec4 sample (float s, float t, float lod) const 50 { 51 return m_texture->sample(m_sampler, s, t, lod); 52 } 53 54 private: 55 const tcu::Texture2D* m_texture; 56 tcu::Sampler m_sampler; 57 }; 58 59 class SamplerCube 60 { 61 public: SamplerCube(void)62 SamplerCube (void) 63 : m_texture (DE_NULL) 64 , m_sampler () 65 { 66 } 67 SamplerCube(const tcu::TextureCube * texture,const tcu::Sampler & sampler)68 SamplerCube (const tcu::TextureCube* texture, const tcu::Sampler& sampler) 69 : m_texture (texture) 70 , m_sampler (sampler) 71 { 72 } 73 sample(float s,float t,float r,float lod) const74 inline tcu::Vec4 sample (float s, float t, float r, float lod) const 75 { 76 return m_texture->sample(m_sampler, s, t, r, lod); 77 } 78 79 private: 80 const tcu::TextureCube* m_texture; 81 tcu::Sampler m_sampler; 82 }; 83 84 typedef std::map<int, Sampler2D> Sampler2DMap; 85 typedef std::map<int, SamplerCube> SamplerCubeMap; 86 87 } // rsg 88 89 #endif // _RSGSAMPLERS_HPP 90