hal8174/rendering-in-cgi
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Add state tracking for volumetric rendering.

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This commit is contained in:
hal8174 2024-06-03 12:57:59 +02:00
parent c1e15155ad
commit f702e82b4f
2 changed files with 197 additions and 55 deletions
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30
Assignments/Assignment2/Application2.h
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@ -1,6 +1,7 @@
#pragma once
#include "helper.hpp"
#include "imgui.h"
#include "math/vec3fa.h"
class Application2 : public Application {
@ -15,22 +16,28 @@ private:
void drawGUI() override {
ImGui::Checkbox("Bounding Box", &boundingBox);
ImGui::InputInt("Ray depth", &ray_depth);
if (ImGui::InputInt("Ray depth", &ray_depth))
clear();
if (ray_depth < 1) {
ray_depth = 1;
}
const char* items[] = {"Original", "Homogeneous"};
ImGui::Combo("Version", &selected, items, 2);
if (ImGui::Combo("Version", &selected, items, 2))
clear();
ImGui::SliderFloat("mu_a", &mu_a, 0.0, 1.0);
ImGui::SliderFloat("mu_s", &mu_s, 0.0, 1.0);
ImGui::SliderFloat("scattering parameter", &scattering_parameter, -1.0, 1.0);
if (ImGui::SliderFloat("mu_a", &mu_a, 0.0, 1.0))
clear();
if (ImGui::SliderFloat("mu_s", &mu_s, 0.0, 1.0))
clear();
if (ImGui::SliderFloat("scattering parameter", &scattering_parameter, -1.0, 1.0))
clear();
const char* scenes[] = {"Gnome", "Horse", "Heterogenous"};
int oldscene = scene;
ImGui::Combo("Scenes", &scene, scenes, 3);
if (scene != oldscene) {
if (ImGui::Combo("Scenes", &scene, scenes, 3)) {
Data_Destructor(&data);
Data_Constructor(&data, 1, 8);
if (scene == 0)
@ -42,6 +49,13 @@ private:
}
}
void clear() {
data.accu_count = 0;;
for (size_t i = 0; i < data.accu_width * data.accu_height; i++) {
data.accu[i] = Vec3fx(0.0);
}
}
void initScene() override;
void emptyScene();