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tests_mtl2.cpp
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#include "tests.h"
#include <iomanip>
#include <stdlib.h>
#include "linmath.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 "mesh_utils.h"
#include "HR_HDRImageTool.h"
#include "HydraXMLHelpers.h"
#pragma warning(disable:4996)
#pragma warning(disable:4838)
#pragma warning(disable:4244)
extern GLFWwindow* g_window;
using namespace TEST_UTILS;
namespace MTL_TESTS
{
namespace hlm = LiteMath;
bool test_133_emissive_and_diffuse()
{
std::wstring nameTest = L"test_133";
std::filesystem::path libraryPath = L"tests_f/" + nameTest;
std::filesystem::path saveRenderFile = L"tests_images/" + nameTest + L"/z_out.png";
hrErrorCallerPlace(nameTest.c_str());
hrSceneLibraryOpen(libraryPath.wstring().c_str(), HR_WRITE_DISCARD);
////////////////////
// Materials
////////////////////
HRMaterialRef matR = hrMaterialCreate(L"matR");
HRMaterialRef matG = hrMaterialCreate(L"matG");
HRMaterialRef matB = hrMaterialCreate(L"matB");
HRMaterialRef matBG = hrMaterialCreate(L"matBG");
HRMaterialRef matGray = hrMaterialCreate(L"matGray");
HRTextureNodeRef texChecker = hrTexture2DCreateFromFile(L"data/textures/chess_white.bmp");
HRTextureNodeRef tex = hrTexture2DCreateFromFile(L"data/textures/blur_pattern.bmp");
hrMaterialOpen(matR, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matR);
matNode.append_child(L"diffuse").append_child(L"color").append_attribute(L"val").set_value(L"0.0 0.25 0.0");
auto emission = matNode.append_child(L"emission");
emission.append_child(L"multiplier").append_attribute(L"val").set_value(0.75f);
auto color = emission.append_child(L"color");
color.append_attribute(L"val").set_value(L"1.0 0.0 0.0");
color.append_attribute(L"tex_apply_mode ").set_value(L"multiply");
auto texNode = hrTextureBind(tex, emission.child(L"color"));
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 2, 0, 0, 0,
0, 2, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matR);
hrMaterialOpen(matG, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matG);
matNode.append_child(L"diffuse").append_child(L"color").append_attribute(L"val").set_value(L"0.5 0.5 0.0");
auto emission = matNode.append_child(L"emission");
emission.append_child(L"multiplier").append_attribute(L"val").set_value(0.65f);
auto color = emission.append_child(L"color");
color.append_attribute(L"val").set_value(L"0.0 1.0 0.0");
color.append_attribute(L"tex_apply_mode ").set_value(L"multiply");
auto texNode = hrTextureBind(texChecker, emission.child(L"color"));
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 8, 0, 0, 0,
0, 8, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matG);
hrMaterialOpen(matB, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matB);
matNode.append_child(L"diffuse").append_child(L"color").append_attribute(L"val").set_value(L"0.4 0.4 0.4");
auto emission = matNode.append_child(L"emission");
emission.append_child(L"multiplier").append_attribute(L"val").set_value(0.5f);
auto color = emission.append_child(L"color");
color.append_attribute(L"val").set_value(L"0.0 0.0 1.0");
color.append_attribute(L"tex_apply_mode ").set_value(L"multiply");
auto texNode = hrTextureBind(tex, emission.child(L"color"));
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 2, 0, 0, 0,
0, 2, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matB);
hrMaterialOpen(matBG, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matBG);
auto diff = matNode.append_child(L"diffuse");
diff.append_attribute(L"brdf_type").set_value(L"lambert");
auto color = diff.append_child(L"color");
color.append_attribute(L"val").set_value(L"0.25 0.25 1.0");
color.append_attribute(L"tex_apply_mode ").set_value(L"multiply");
auto texNode = hrTextureBind(texChecker, color);
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 32, 0, 0, 0,
0, 16, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matBG);
hrMaterialOpen(matGray, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matGray);
auto diff = matNode.append_child(L"diffuse");
diff.append_attribute(L"brdf_type").set_value(L"lambert");
auto color = diff.append_child(L"color");
color.append_attribute(L"val").set_value(L"1.0 1.0 1.0");
color.append_attribute(L"tex_apply_mode ").set_value(L"replace");
auto texNode = hrTextureBind(texChecker, color);
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 16, 0, 0, 0,
0, 16, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matGray);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Meshes
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRMeshRef sph1 = HRMeshFromSimpleMesh(L"sph1", CreateSphere(2.0f, 64), matR.id);
HRMeshRef sph2 = HRMeshFromSimpleMesh(L"sph2", CreateSphere(2.0f, 64), matG.id);
HRMeshRef sph3 = HRMeshFromSimpleMesh(L"sph3", CreateSphere(2.0f, 64), matB.id);
HRMeshRef boxBG = HRMeshFromSimpleMesh(L"boxBG", CreateCube(1.0f), matBG.id);
HRMeshRef planeRef = HRMeshFromSimpleMesh(L"my_plane", CreatePlane(20.0f), matGray.id);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Light
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRLightRef rectLight = hrLightCreate(L"my_area_light");
hrLightOpen(rectLight, HR_WRITE_DISCARD);
{
auto lightNode = hrLightParamNode(rectLight);
lightNode.attribute(L"type").set_value(L"area");
lightNode.attribute(L"shape").set_value(L"rect");
lightNode.attribute(L"distribution").set_value(L"diffuse");
auto sizeNode = lightNode.append_child(L"size");
sizeNode.append_attribute(L"half_length").set_value(L"5.0");
sizeNode.append_attribute(L"half_width").set_value(L"5.0");
auto intensityNode = lightNode.append_child(L"intensity");
intensityNode.append_child(L"color").append_attribute(L"val").set_value(L"1 1 1");
intensityNode.append_child(L"multiplier").append_attribute(L"val").set_value(2.0*IRRADIANCE_TO_RADIANCE);
VERIFY_XML(lightNode);
}
hrLightClose(rectLight);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Camera
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRCameraRef camRef = hrCameraCreate(L"my camera");
hrCameraOpen(camRef, HR_WRITE_DISCARD);
{
auto camNode = hrCameraParamNode(camRef);
camNode.append_child(L"fov").text().set(L"45");
camNode.append_child(L"nearClipPlane").text().set(L"0.01");
camNode.append_child(L"farClipPlane").text().set(L"100.0");
camNode.append_child(L"up").text().set(L"0 1 0");
camNode.append_child(L"position").text().set(L"0 1 16");
camNode.append_child(L"look_at").text().set(L"0 1 0");
}
hrCameraClose(camRef);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Render settings
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRRenderRef renderRef = CreateBasicTestRenderPT(CURR_RENDER_DEVICE, 512, 512, 256, 2048);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Create scene
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRSceneInstRef scnRef = hrSceneCreate(L"my scene");
using namespace LiteMath;
float4x4 mRot;
float4x4 mTranslate;
float4x4 mScale;
float4x4 mRes;
hrSceneOpen(scnRef, HR_WRITE_DISCARD);
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(0.0f, -1.0f, 0.0f));
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, planeRef, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(-4.25f, 1.25f, 4.0f));
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, sph1, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(0.0f, 1.25f, 4.0f));
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, sph2, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(4.25f, 1.25f, 4.0f));
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, sph3, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mRot.identity();
const float DEG_TO_RAD = float(3.14159265358979323846f) / 180.0f;
mTranslate = translate4x4(float3(0.0f, 1.0f, -4.0f));
mScale = scale4x4(float3(16.0f, 8.0f, 0.5f));
mRes = mul(mScale, mRes);
// mRes = mul(mRot, mRes);
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, boxBG, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(0, 15.0f, 0.0));
mRes = mul(mTranslate, mRes);
hrLightInstance(scnRef, rectLight, mRes.L());
///////////
hrSceneClose(scnRef);
hrFlush(scnRef, renderRef);
////////////////////
// Rendering, save and check image
////////////////////
RenderProgress(renderRef);
std::filesystem::create_directories(saveRenderFile.parent_path());
hrRenderSaveFrameBufferLDR(renderRef, saveRenderFile.wstring().c_str());
return check_images(ws2s(nameTest).c_str());
}
bool test_134_diff_refl_transp()
{
std::wstring nameTest = L"test_134";
std::filesystem::path libraryPath = L"tests_f/" + nameTest;
std::filesystem::path saveRenderFile = L"tests_images/" + nameTest + L"/z_out.png";
hrErrorCallerPlace(nameTest.c_str());
hrSceneLibraryOpen(libraryPath.wstring().c_str(), HR_WRITE_DISCARD);
////////////////////
// Materials
////////////////////
HRMaterialRef matMaxcolor = hrMaterialCreate(L"matMaxcolor");
HRMaterialRef matLuminance = hrMaterialCreate(L"matLuminance");
HRMaterialRef matColored = hrMaterialCreate(L"matColored");
HRMaterialRef matGray = hrMaterialCreate(L"matGray");
hrMaterialOpen(matMaxcolor, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matMaxcolor);
auto diff = matNode.append_child(L"diffuse");
diff.append_attribute(L"brdf_type").set_value(L"lambert");
diff.append_child(L"color").append_attribute(L"val").set_value(L"0.5 0.5 0.0");
auto refl = matNode.append_child(L"reflectivity");
refl.append_attribute(L"brdf_type").set_value(L"torranse_sparrow");
refl.append_child(L"color").append_attribute(L"val").set_value(L"1 1 1");
refl.append_child(L"glossiness").append_attribute(L"val").set_value(L"0.95");
refl.append_child(L"extrusion").append_attribute(L"val").set_value(L"maxcolor");
refl.append_child(L"fresnel").append_attribute(L"val").set_value(1);
refl.append_child(L"fresnel_ior").append_attribute(L"val").set_value(2.5);
auto transp = matNode.append_child(L"transparency");
transp.append_attribute(L"brdf_type").set_value(L"phong");
transp.append_child(L"color").append_attribute(L"val").set_value(L"0.75 0.75 0.75");
transp.append_child(L"glossiness").append_attribute(L"val").set_value(1.0);
transp.append_child(L"thin_walled").append_attribute(L"val").set_value(0);
transp.append_child(L"fog_color").append_attribute(L"val").set_value(L"1.0 0.0 0.0");
transp.append_child(L"fog_multiplier").append_attribute(L"val").set_value(1.0f);
transp.append_child(L"ior").append_attribute(L"val").set_value(1.75f);
VERIFY_XML(matNode);
}
hrMaterialClose(matMaxcolor);
hrMaterialOpen(matLuminance, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matLuminance);
auto refl = matNode.append_child(L"reflectivity");
refl.append_attribute(L"brdf_type").set_value(L"phong");
refl.append_child(L"color").append_attribute(L"val").set_value(L"0.75 0.75 0.75");
refl.append_child(L"glossiness").append_attribute(L"val").set_value(L"1.0");
refl.append_child(L"extrusion").append_attribute(L"val").set_value(L"maxcolor");
refl.append_child(L"fresnel").append_attribute(L"val").set_value(0);
VERIFY_XML(matNode);
}
hrMaterialClose(matLuminance);
hrMaterialOpen(matColored, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matColored);
auto diff = matNode.append_child(L"diffuse");
diff.append_attribute(L"brdf_type").set_value(L"lambert");
diff.append_child(L"color").append_attribute(L"val").set_value(L"0.0 0.0 0.65");
auto refl = matNode.append_child(L"reflectivity");
refl.append_attribute(L"brdf_type").set_value(L"torranse_sparrow");
refl.append_child(L"color").append_attribute(L"val").set_value(L"0.0 0.25 0.0");
refl.append_child(L"glossiness").append_attribute(L"val").set_value(L"1.0");
refl.append_child(L"extrusion").append_attribute(L"val").set_value(L"maxcolor");
refl.append_child(L"fresnel").append_attribute(L"val").set_value(0);
auto transp = matNode.append_child(L"transparency");
transp.append_attribute(L"brdf_type").set_value(L"phong");
transp.append_child(L"color").append_attribute(L"val").set_value(L"0.5 0.5 0.5");
transp.append_child(L"glossiness").append_attribute(L"val").set_value(1.0);
transp.append_child(L"thin_walled").append_attribute(L"val").set_value(0);
transp.append_child(L"fog_color").append_attribute(L"val").set_value(L"1.0 1.0 1.0");
transp.append_child(L"fog_multiplier").append_attribute(L"val").set_value(1.0f);
transp.append_child(L"ior").append_attribute(L"val").set_value(1.75f);
VERIFY_XML(matNode);
}
hrMaterialClose(matColored);
hrMaterialOpen(matGray, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matGray);
auto diff = matNode.append_child(L"diffuse");
diff.append_attribute(L"brdf_type").set_value(L"lambert");
diff.append_child(L"color").append_attribute(L"val").set_value(L"0.25 0.25 0.25");
VERIFY_XML(matNode);
}
hrMaterialClose(matGray);
HRTextureNodeRef texChecker = hrTexture2DCreateFromFile(L"data/textures/chess_white.bmp");
HRMaterialRef matBG = hrMaterialCreate(L"matBG");
hrMaterialOpen(matBG, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matBG);
auto diff = matNode.append_child(L"diffuse");
diff.append_attribute(L"brdf_type").set_value(L"lambert");
auto color = diff.append_child(L"color");
color.append_attribute(L"val").set_value(L"0.25 0.25 1.0");
color.append_attribute(L"tex_apply_mode").set_value(L"multiply");
auto texNode = hrTextureBind(texChecker, color);
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 32, 0, 0, 0,
0, 16, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matBG);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Meshes
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRMeshRef sphereMaxcolor = HRMeshFromSimpleMesh(L"sphereMaxcolor", CreateSphere(2.0f, 64), matMaxcolor.id);
HRMeshRef sphereLum = HRMeshFromSimpleMesh(L"sphereLum", CreateSphere(2.0f, 64), matLuminance.id);
HRMeshRef sphereColored = HRMeshFromSimpleMesh(L"sphereColored", CreateSphere(2.0f, 64), matColored.id);
HRMeshRef planeRef = HRMeshFromSimpleMesh(L"my_plane", CreatePlane(10.0f), matGray.id);
HRMeshRef boxBG = HRMeshFromSimpleMesh(L"boxBG", CreateCube(1.0f), matBG.id);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Light
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRLightRef rectLight = hrLightCreate(L"my_area_light");
hrLightOpen(rectLight, HR_WRITE_DISCARD);
{
auto lightNode = hrLightParamNode(rectLight);
lightNode.attribute(L"type").set_value(L"area");
lightNode.attribute(L"shape").set_value(L"rect");
lightNode.attribute(L"distribution").set_value(L"diffuse");
auto sizeNode = lightNode.append_child(L"size");
sizeNode.append_attribute(L"half_length").set_value(L"5");
sizeNode.append_attribute(L"half_width").set_value(L"5");
auto intensityNode = lightNode.append_child(L"intensity");
intensityNode.append_child(L"color").append_attribute(L"val").set_value(L"1 1 1");
intensityNode.append_child(L"multiplier").append_attribute(L"val").set_value(4.0*IRRADIANCE_TO_RADIANCE);
VERIFY_XML(lightNode);
}
hrLightClose(rectLight);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Camera
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRCameraRef camRef = hrCameraCreate(L"my camera");
hrCameraOpen(camRef, HR_WRITE_DISCARD);
{
auto camNode = hrCameraParamNode(camRef);
camNode.append_child(L"fov").text().set(L"45");
camNode.append_child(L"nearClipPlane").text().set(L"0.01");
camNode.append_child(L"farClipPlane").text().set(L"100.0");
camNode.append_child(L"up").text().set(L"0 1 0");
camNode.append_child(L"position").text().set(L"0 0 12");
camNode.append_child(L"look_at").text().set(L"0 0 0");
}
hrCameraClose(camRef);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Render settings
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRRenderRef renderRef = CreateBasicTestRenderPT(CURR_RENDER_DEVICE, 1024, 768, 256, 2048);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Create scene
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRSceneInstRef scnRef = hrSceneCreate(L"my scene");
float matrixT[4][4];
float mTranslate[4][4];
float mRes[4][4];
float mRes2[4][4];
hrSceneOpen(scnRef, HR_WRITE_DISCARD);
///////////
mat4x4_identity(mTranslate);
mat4x4_identity(mRes);
mat4x4_translate(mTranslate, 0.0f, -1.0f, 0.0f);
mat4x4_mul(mRes2, mTranslate, mRes);
mat4x4_transpose(matrixT, mRes2);
hrMeshInstance(scnRef, planeRef, &matrixT[0][0]);
///////////
mat4x4_identity(mTranslate);
mat4x4_identity(mRes);
mat4x4_translate(mTranslate, -4.25f, 1.0f, 0.0f);
mat4x4_mul(mRes2, mTranslate, mRes);
mat4x4_transpose(matrixT, mRes2);
hrMeshInstance(scnRef, sphereMaxcolor, &matrixT[0][0]);
///////////
mat4x4_identity(mTranslate);
mat4x4_identity(mRes);
mat4x4_translate(mTranslate, 4.25f, 1.0f, 0.0f);
mat4x4_mul(mRes2, mTranslate, mRes);
mat4x4_transpose(matrixT, mRes2); //swap rows and columns
hrMeshInstance(scnRef, sphereColored, &matrixT[0][0]);
///////////
mat4x4_identity(mTranslate);
mat4x4_identity(mRes);
mat4x4_translate(mTranslate, 0.0f, 1.0f, 0.0f);
mat4x4_mul(mRes2, mTranslate, mRes);
mat4x4_transpose(matrixT, mRes2); //swap rows and columns
hrMeshInstance(scnRef, sphereLum, &matrixT[0][0]);
///////////
mat4x4_identity(mTranslate);
mat4x4_translate(mTranslate, 0, 16.0f, 0.0);
mat4x4_transpose(matrixT, mTranslate);
hrLightInstance(scnRef, rectLight, &matrixT[0][0]);
///////////
{
LiteMath::float4x4 mTranslate, mRes, mRot, mScale;
const float DEG_TO_RAD = float(3.14159265358979323846f) / 180.0f;
mTranslate = LiteMath::translate4x4(LiteMath::float3(0.0f, 1.0f, -4.0f));
mScale = LiteMath::scale4x4(LiteMath::float3(16.0f, 8.0f, 0.5f));
mRes = mul(mScale, mRes);
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, boxBG, mRes.L());
}
hrSceneClose(scnRef);
hrFlush(scnRef, renderRef);
////////////////////
// Rendering, save and check image
////////////////////
RenderProgress(renderRef);
std::filesystem::create_directories(saveRenderFile.parent_path());
hrRenderSaveFrameBufferLDR(renderRef, saveRenderFile.wstring().c_str());
return check_images(ws2s(nameTest).c_str(), 1, 60);
}
bool test_135_opacity_metal()
{
std::wstring nameTest = L"test_135";
std::filesystem::path libraryPath = L"tests_f/" + nameTest;
std::filesystem::path saveRenderFile = L"tests_images/" + nameTest + L"/z_out.png";
hrErrorCallerPlace(nameTest.c_str());
hrSceneLibraryOpen(libraryPath.wstring().c_str(), HR_WRITE_DISCARD);
////////////////////
// Materials
////////////////////
HRMaterialRef matMirror = hrMaterialCreate(L"matMirror");
HRMaterialRef matMetalPhong = hrMaterialCreate(L"matMetalPhong");
HRMaterialRef matMetalMF = hrMaterialCreate(L"matMetalMF");
HRMaterialRef matBG = hrMaterialCreate(L"matBG");
HRMaterialRef matGray = hrMaterialCreate(L"matGray");
HRTextureNodeRef texChecker = hrTexture2DCreateFromFile(L"data/textures/chess_white.bmp");
HRTextureNodeRef texPattern = hrTexture2DCreateFromFile(L"data/textures/blur_pattern.bmp");
hrMaterialOpen(matMirror, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matMirror);
auto refl = matNode.append_child(L"reflectivity");
refl.append_attribute(L"brdf_type").set_value(L"phong");
refl.append_child(L"color").append_attribute(L"val").set_value(L"1.0 1.0 1.0");
refl.append_child(L"glossiness").append_attribute(L"val").set_value(L"1.0");
refl.append_child(L"extrusion").append_attribute(L"val").set_value(L"maxcolor");
refl.append_child(L"fresnel").append_attribute(L"val").set_value(0);
refl.append_child(L"fresnel_ior").append_attribute(L"val").set_value(1.5);
auto opacity = matNode.append_child(L"opacity");
opacity.append_child(L"skip_shadow").append_attribute(L"val").set_value(0);
auto texNode = hrTextureBind(texPattern, opacity);
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 3, 0, 0, 0,
0, 3, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matMirror);
hrMaterialOpen(matMetalPhong, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matMetalPhong);
auto refl = matNode.append_child(L"reflectivity");
refl.append_attribute(L"brdf_type").set_value(L"phong");
refl.append_child(L"color").append_attribute(L"val") = L"0.8 0.8 0.8";
refl.append_child(L"glossiness").append_attribute(L"val") = L"0.8";
refl.append_child(L"extrusion").append_attribute(L"val") = L"maxcolor";
refl.append_child(L"fresnel").append_attribute(L"val") = 1;
refl.append_child(L"fresnel_ior").append_attribute(L"val") = 50;
refl.append_child(L"energy_fix").append_attribute(L"val") = 1;
auto opacity = matNode.append_child(L"opacity");
opacity.append_child(L"skip_shadow").append_attribute(L"val").set_value(1);
auto texNode = hrTextureBind(texPattern, opacity);
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 3, 0, 0, 0,
0, 3, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matMetalPhong);
hrMaterialOpen(matMetalMF, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matMetalMF);
auto refl = matNode.append_child(L"reflectivity");
refl.append_attribute(L"brdf_type").set_value(L"torranse_sparrow");
refl.append_child(L"color").append_attribute(L"val").set_value(L"0.8 0.8 0.8");
refl.append_child(L"glossiness").append_attribute(L"val").set_value(L"0.8");
refl.append_child(L"extrusion").append_attribute(L"val").set_value(L"maxcolor");
refl.append_child(L"fresnel").append_attribute(L"val").set_value(1);
refl.append_child(L"fresnel_ior").append_attribute(L"val").set_value(50);
auto opacity = matNode.append_child(L"opacity");
opacity.append_child(L"skip_shadow").append_attribute(L"val").set_value(0);
auto texNode = hrTextureBind(texPattern, opacity);
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 3, 0, 0, 0,
0, 3, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matMetalMF);
hrMaterialOpen(matBG, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matBG);
auto diff = matNode.append_child(L"diffuse");
diff.append_attribute(L"brdf_type").set_value(L"lambert");
auto color = diff.append_child(L"color");
color.append_attribute(L"val").set_value(L"0.25 0.25 1.0");
color.append_attribute(L"tex_apply_mode").set_value(L"multiply");
auto texNode = hrTextureBind(texChecker, color);
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 32, 0, 0, 0,
0, 16, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matBG);
hrMaterialOpen(matGray, HR_WRITE_DISCARD);
{
auto matNode = hrMaterialParamNode(matGray);
auto diff = matNode.append_child(L"diffuse");
diff.append_attribute(L"brdf_type").set_value(L"lambert");
auto color = diff.append_child(L"color");
color.append_attribute(L"val").set_value(L"1.0 1.0 1.0");
color.append_attribute(L"tex_apply_mode").set_value(L"replace");
auto texNode = hrTextureBind(texChecker, color);
texNode.append_attribute(L"matrix");
float samplerMatrix[16] = { 16, 0, 0, 0,
0, 16, 0, 0,
0, 0, 1, 0,
0, 0, 0, 1 };
texNode.append_attribute(L"addressing_mode_u").set_value(L"wrap");
texNode.append_attribute(L"addressing_mode_v").set_value(L"wrap");
texNode.append_attribute(L"input_gamma").set_value(2.2f);
texNode.append_attribute(L"input_alpha").set_value(L"rgb");
HydraXMLHelpers::WriteMatrix4x4(texNode, L"matrix", samplerMatrix);
VERIFY_XML(matNode);
}
hrMaterialClose(matGray);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Meshes
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRMeshRef sph1 = HRMeshFromSimpleMesh(L"sph1", CreateSphere(2.0f, 64), matMirror.id);
HRMeshRef sph2 = HRMeshFromSimpleMesh(L"sph2", CreateSphere(2.0f, 64), matMetalPhong.id);
HRMeshRef sph3 = HRMeshFromSimpleMesh(L"sph3", CreateSphere(2.0f, 64), matMetalMF.id);
HRMeshRef boxBG = HRMeshFromSimpleMesh(L"boxBG", CreateCube(1.0f), matBG.id);
HRMeshRef planeRef = HRMeshFromSimpleMesh(L"my_plane", CreatePlane(20.0f), matGray.id);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Light
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRLightRef rectLight = hrLightCreate(L"my_area_light");
hrLightOpen(rectLight, HR_WRITE_DISCARD);
{
auto lightNode = hrLightParamNode(rectLight);
lightNode.attribute(L"type").set_value(L"area");
lightNode.attribute(L"shape").set_value(L"rect");
lightNode.attribute(L"distribution").set_value(L"diffuse");
auto sizeNode = lightNode.append_child(L"size");
sizeNode.append_attribute(L"half_length").set_value(L"10.0");
sizeNode.append_attribute(L"half_width").set_value(L"10.0");
auto intensityNode = lightNode.append_child(L"intensity");
intensityNode.append_child(L"color").append_attribute(L"val").set_value(L"1 1 1");
intensityNode.append_child(L"multiplier").append_attribute(L"val").set_value(2.0f*IRRADIANCE_TO_RADIANCE);
VERIFY_XML(lightNode);
}
hrLightClose(rectLight);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Camera
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRCameraRef camRef = hrCameraCreate(L"my camera");
hrCameraOpen(camRef, HR_WRITE_DISCARD);
{
auto camNode = hrCameraParamNode(camRef);
camNode.append_child(L"fov").text().set(L"45");
camNode.append_child(L"nearClipPlane").text().set(L"0.01");
camNode.append_child(L"farClipPlane").text().set(L"100.0");
camNode.append_child(L"up").text().set(L"0 1 0");
camNode.append_child(L"position").text().set(L"0 1 16");
camNode.append_child(L"look_at").text().set(L"0 1 0");
}
hrCameraClose(camRef);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Render settings
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRRenderRef renderRef = CreateBasicTestRenderPT(CURR_RENDER_DEVICE, 512, 512, 256, 2048);
hrRenderOpen(renderRef, HR_OPEN_EXISTING);
{
auto settingsNode = hrRenderParamNode(renderRef);
settingsNode.force_child(L"method_caustic").text() = L"none";
}
hrRenderClose(renderRef);
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Create scene
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
HRSceneInstRef scnRef = hrSceneCreate(L"my scene");
using namespace LiteMath;
float4x4 mRot;
float4x4 mTranslate;
float4x4 mScale;
float4x4 mRes;
hrSceneOpen(scnRef, HR_WRITE_DISCARD);
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(0.0f, -1.0f, 0.0f));
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, planeRef, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(-4.25f, 1.25f, 4.0f));
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, sph1, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(0.0f, 1.25f, 4.0f));
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, sph2, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(4.25f, 1.25f, 4.0f));
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, sph3, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mRot.identity();
const float DEG_TO_RAD = 0.01745329251f; // float(3.14159265358979323846f) / 180.0f;
mTranslate = translate4x4(float3(0.0f, 1.0f, -4.0f));
mScale = scale4x4(float3(16.0f, 8.0f, 0.5f));
mRes = mul(mScale, mRes);
mRes = mul(mTranslate, mRes);
hrMeshInstance(scnRef, boxBG, mRes.L());
///////////
mTranslate.identity();
mRes.identity();
mTranslate = translate4x4(float3(0, 15.0f, 0.0));
mRes = mul(mTranslate, mRes);
hrLightInstance(scnRef, rectLight, mRes.L());
///////////
hrSceneClose(scnRef);
hrFlush(scnRef, renderRef);