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tests_mtl6.cpp
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//
// Created by frol on 9/27/19.
//
#include "tests.h"
#if defined(WIN32)
#include <FreeImage.h>
#include <GLFW/glfw3.h>
#pragma comment(lib, "glfw3dll.lib")
#pragma comment(lib, "FreeImage.lib")
#else
#include <FreeImage.h>
#include <GLFW/glfw3.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <sstream>
#include "HR_HDRImageTool.h"
#include "LiteMath.h"
#include "HydraXMLHelpers.h"
///////////////////////////////////////////////////////////////////////////////////
using namespace TEST_UTILS;
using LiteMath::float2;
using LiteMath::float3;
using LiteMath::float4;
namespace hlm = LiteMath;
struct InputMaterialTestParams
{
std::wstring testName;
std::wstring paramName;
std::wstring brdfName;
float values[4];
float maxMSE;
float initialGlosiness;
float initialAniso;
float initialRot;
};
bool PefrormMaterialTest(const InputMaterialTestParams& testParams)
{
std::wstring nameTest = testParams.testName;
std::filesystem::path libraryPath = L"tests_f/" + nameTest;
std::filesystem::path saveRenderFile1 = L"tests_images/" + nameTest + L"/z_out.png";
std::filesystem::path saveRenderFile2 = L"tests_images/" + nameTest + L"/z_out2.png";
std::filesystem::path saveRenderFile3 = L"tests_images/" + nameTest + L"/z_out3.png";
std::filesystem::path saveRenderFile4 = L"tests_images/" + nameTest + L"/z_out4.png";
hrErrorCallerPlace(nameTest.c_str());
hrSceneLibraryOpen(libraryPath.wstring().c_str(), HR_WRITE_DISCARD);
////////////////////
// Materials
////////////////////
SimpleMesh sphere = CreateSphere(2.5f, 128);
SimpleMesh cubeOpen = CreateCubeOpen(4.0f);
HRMaterialRef mat1 = hrMaterialCreate(L"red");
HRMaterialRef mat2 = hrMaterialCreate(L"green");
HRMaterialRef mat3 = hrMaterialCreate(L"white");
HRMaterialRef mat4 = hrMaterialCreate(L"glossy");
hrMaterialOpen(mat1, HR_WRITE_DISCARD);
{
xml_node matNode = hrMaterialParamNode(mat1);
AddDiffuseNode(matNode, L"0.5 0.0 0.0");
}
hrMaterialClose(mat1);
hrMaterialOpen(mat2, HR_WRITE_DISCARD);
{
xml_node matNode = hrMaterialParamNode(mat2);
AddDiffuseNode(matNode, L"0.0 0.5 0.0");
}
hrMaterialClose(mat2);
hrMaterialOpen(mat3, HR_WRITE_DISCARD);
{
xml_node matNode = hrMaterialParamNode(mat3);
AddDiffuseNode(matNode, L"0.7 0.7 0.7");
}
hrMaterialClose(mat3);
hrMaterialOpen(mat4, HR_WRITE_DISCARD);
{
xml_node matNode = hrMaterialParamNode(mat4);
auto refl = matNode.append_child(L"reflectivity");
refl.append_attribute(L"brdf_type") = testParams.brdfName.c_str();
refl.append_child(L"color").append_attribute(L"val") = L"1.0 1.0 1.0";
refl.append_child(L"extrusion").append_attribute(L"val") = L"maxcolor";
refl.append_child(L"fresnel").append_attribute(L"val") = 0;
refl.append_child(L"glossiness").append_attribute(L"val") = testParams.initialGlosiness;
refl.append_child(L"anisotropy").append_attribute(L"val") = testParams.initialAniso;
refl.child(L"anisotropy").append_attribute(L"rot") = testParams.initialRot;
VERIFY_XML(matNode);
}
hrMaterialClose(mat4);
////////////////////
// Meshes
////////////////////
auto cubeOpenRef = hrMeshCreate(L"my_box");
auto sphereRef = hrMeshCreate(L"my_sphere");
hrMeshOpen(cubeOpenRef, HR_TRIANGLE_IND3, HR_WRITE_DISCARD);
{
hrMeshVertexAttribPointer4f(cubeOpenRef, L"pos", &cubeOpen.vPos[0]);
hrMeshVertexAttribPointer4f(cubeOpenRef, L"norm", &cubeOpen.vNorm[0]);
hrMeshVertexAttribPointer2f(cubeOpenRef, L"texcoord", &cubeOpen.vTexCoord[0]);
int cubeMatIndices[10] = { mat3.id, mat3.id, mat3.id, mat3.id, mat3.id, mat3.id, mat2.id, mat2.id, mat1.id, mat1.id };
//hrMeshMaterialId(cubeRef, 0);
hrMeshPrimitiveAttribPointer1i(cubeOpenRef, L"mind", cubeMatIndices);
hrMeshAppendTriangles3(cubeOpenRef, int(cubeOpen.triIndices.size()), &cubeOpen.triIndices[0]);
}
hrMeshClose(cubeOpenRef);
hrMeshOpen(sphereRef, HR_TRIANGLE_IND3, HR_WRITE_DISCARD);
{
hrMeshVertexAttribPointer4f(sphereRef, L"pos", &sphere.vPos[0]);
hrMeshVertexAttribPointer4f(sphereRef, L"norm", &sphere.vNorm[0]);
hrMeshVertexAttribPointer2f(sphereRef, L"texcoord", &sphere.vTexCoord[0]);
for (size_t i = 0; i < sphere.matIndices.size(); i++)
sphere.matIndices[i] = mat4.id;
hrMeshPrimitiveAttribPointer1i(sphereRef, L"mind", &sphere.matIndices[0]);
hrMeshAppendTriangles3(sphereRef, int32_t(sphere.triIndices.size()), &sphere.triIndices[0]);
}
hrMeshClose(sphereRef);
////////////////////
// Light
////////////////////
auto rectLight = CreateLight(L"Light01", L"area", L"rect", L"diffuse", 1, 1, L"1 1 1", 8.0f * IRRADIANCE_TO_RADIANCE);
////////////////////
// Camera
////////////////////
CreateCamera(45, L"0 0 14", L"0 0 0");
////////////////////
// Render settings
////////////////////
auto renderRef = CreateBasicTestRenderPTNoCaust(CURR_RENDER_DEVICE, 512, 512, 256, 512);
////////////////////
// Create scene
////////////////////
auto scnRef = hrSceneCreate((L"scene_" + nameTest).c_str());
hrSceneOpen(scnRef, HR_WRITE_DISCARD);
AddMeshToScene(scnRef, sphereRef, float3(0, -1.5F, 1));
AddMeshToScene(scnRef, cubeOpenRef, float3(), float3(0, 180, 0));
AddLightToScene(scnRef, rectLight, float3(0, 3.85F, 0));
hrSceneClose(scnRef);
const std::wstring names[4] = { saveRenderFile1.wstring().c_str(),
saveRenderFile2.wstring().c_str(),
saveRenderFile3.wstring().c_str(),
saveRenderFile4.wstring().c_str()};
for(int iter = 0; iter < 4; iter++)
{
hrMaterialOpen(mat4, HR_OPEN_EXISTING);
{
xml_node matNode = hrMaterialParamNode(mat4);
auto refl = matNode.child(L"reflectivity");
if(testParams.paramName != L"rot")
refl.child(testParams.paramName.c_str()).attribute(L"val") = testParams.values[iter];
else
refl.child(L"anisotropy").attribute(L"rot") = testParams.values[iter];
VERIFY_XML(matNode);
}
hrMaterialClose(mat4);
hrFlush(scnRef, renderRef);
RenderProgress(renderRef);
hrRenderSaveFrameBufferLDR(renderRef, names[iter].c_str());
}
return check_images(ws2s(nameTest).c_str(), 4);
}
bool MTL_TESTS::test_175_beckman_isotropic()
{
InputMaterialTestParams params;
params.testName = L"test_175";
params.brdfName = L"beckmann";
params.paramName = L"glossiness";
params.values[0] = 0.25f;
params.values[1] = 0.5f;
params.values[2] = 0.75f;
params.values[3] = 0.90f;
params.maxMSE = 30.0f;
params.initialGlosiness = 0.0f;
params.initialAniso = 0.0f;
params.initialRot = 0.0f;
return PefrormMaterialTest(params);
}
bool MTL_TESTS::test_176_beckman_anisotropic()
{
InputMaterialTestParams params;
params.testName = L"test_176";
params.brdfName = L"beckmann";
params.paramName = L"anisotropy";
params.values[0] = 0.25f;
params.values[1] = 0.5f;
params.values[2] = 0.75f;
params.values[3] = 1.0f;
params.maxMSE = 30.0f;
params.initialGlosiness = 0.0f;
params.initialAniso = 0.0f;
params.initialRot = 0.0f;
return PefrormMaterialTest(params);
}
bool MTL_TESTS::test_177_beckman_aniso_rot()
{
InputMaterialTestParams params;
params.testName = L"test_177";
params.brdfName = L"beckmann";
params.paramName = L"rot";
params.values[0] = 0.25f;
params.values[1] = 0.5f;
params.values[2] = 0.75f;
params.values[3] = 1.0f;
params.maxMSE = 30.0f;
params.initialGlosiness = 0.0f;
params.initialAniso = 1.0f;
params.initialRot = 0.0f;
return PefrormMaterialTest(params);
}
bool MTL_TESTS::test_178_trggx_isotropic()
{
InputMaterialTestParams params;
params.testName = L"test_178";
params.brdfName = L"trggx";
params.paramName = L"glossiness";
params.values[0] = 0.25f;
params.values[1] = 0.5f;
params.values[2] = 0.75f;
params.values[3] = 0.90f;
params.maxMSE = 30.0f;
params.initialGlosiness = 0.0f;
params.initialAniso = 0.0f;
params.initialRot = 0.0f;
return PefrormMaterialTest(params);
}
bool MTL_TESTS::test_179_trggx_anisotropic()
{
InputMaterialTestParams params;
params.testName = L"test_179";
params.brdfName = L"trggx";
params.paramName = L"anisotropy";
params.values[0] = 0.25f;
params.values[1] = 0.5f;
params.values[2] = 0.75f;
params.values[3] = 0.90f;
params.maxMSE = 30.0f;
params.initialGlosiness = 0.0f;
params.initialAniso = 0.0f;
params.initialRot = 0.0f;
return PefrormMaterialTest(params);
}
bool MTL_TESTS::test_180_trggx_aniso_rot()
{
InputMaterialTestParams params;
params.testName = L"test_180";
params.brdfName = L"trggx";
params.paramName = L"rot";
params.values[0] = 0.25f;
params.values[1] = 0.5f;
params.values[2] = 0.75f;
params.values[3] = 1.0f;
params.maxMSE = 30.0f;
params.initialGlosiness = 0.0f;
params.initialAniso = 1.0f;
params.initialRot = 0.0f;
return PefrormMaterialTest(params);
}