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merged gui

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Djairo Hougee
2025-01-11 16:05:35 +01:00
parent 02cf845ef0 e74d1ef3ba
commit 7f63cbb5a4
14 changed files with 169 additions and 76 deletions
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89
src/gui/input/Widget.cpp Normal file
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#include "Widget.h"
#include "linalg/linalg.h"
#include "consts.h"
#include <cstdio>
#include <stdlib.h>
Widget::Widget(GLFWwindow* window) {
IMGUI_CHECKVERSION();
ImGui::CreateContext();
this->io = ImGui::GetIO();
ImGui_ImplGlfw_InitForOpenGL(window, true);
ImGui_ImplOpenGL3_Init();
// this->cameraPos = Point3::init(50.0f, -50.0f, -75.0f); // Camera for partially trimmed data set
this->cameraPos = Point3::init(300.0f, 200.0f, -700.0f); // Camera for full data set
//
Vec3 h_center = Vec3::init((float)VOLUME_WIDTH/2.0f, (float)VOLUME_HEIGHT/2.0f, (float)VOLUME_DEPTH/2.0f);
this->cameraDir = (h_center - this->cameraPos).normalize();
this->bgColor = Color3::init(0.1f, 0.1f, 0.1f);
this->lightPos = Point3::init(1.5, 2.0, -1.0);
this->fps = (char*)malloc(512*sizeof(char));
this->paused = true;
this->renderOnce = false;
};
void Widget::tick(double fps) {
if (this->renderOnce) {
this->renderOnce = false;
this->paused = true;
}
ImGui_ImplOpenGL3_NewFrame();
ImGui_ImplGlfw_NewFrame();
ImGui::NewFrame();
// input widgets
float min = -1, max = 1;
ImGui::Begin("Light Controls");
ImGui::DragScalar("X coordinate", ImGuiDataType_Double, &this->lightPos.x, 0.005f, &min, &max, "%.3f");
ImGui::DragScalar("Y coordinate", ImGuiDataType_Double, &this->lightPos.y, 0.005f, &min, &max, "%.3f");
ImGui::DragScalar("Z coordinate", ImGuiDataType_Double, &this->lightPos.z, 0.005f, &min, &max, "%.3f");
ImGui::End();
ImGui::Begin("Miscellaneous");
if (ImGui::Button(this->paused ? "Unpause" : "Pause")) this->paused = !this->paused;
ImGui::SameLine();
if (ImGui::Button("render Once")) {
this->paused = !this->paused;
this->renderOnce = true;
}
sprintf(this->fps, "%.3f fps\n", fps);
ImGui::Text(this->fps);
ImGui::End();
ImGui::Begin("Camera Controls");
ImGui::DragScalar("X position", ImGuiDataType_Double, &this->cameraPos.x, 0.005f, &min, &max, "%.3f");
ImGui::DragScalar("Y position", ImGuiDataType_Double, &this->cameraPos.y, 0.005f, &min, &max, "%.3f");
ImGui::DragScalar("Z position", ImGuiDataType_Double, &this->cameraPos.z, 0.005f, &min, &max, "%.3f");
ImGui::DragScalar("X direction", ImGuiDataType_Double, &this->cameraDir.x, 0.005f, &min, &max, "%.3f");
ImGui::DragScalar("Y direction", ImGuiDataType_Double, &this->cameraDir.y, 0.005f, &min, &max, "%.3f");
ImGui::DragScalar("Z direction", ImGuiDataType_Double, &this->cameraDir.z, 0.005f, &min, &max, "%.3f");
ImGui::End();
copyToDevice();
}
void Widget::render() {
ImGui::Render();
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
}
void Widget::copyToDevice() {
cudaMemcpyToSymbol(&d_cameraPos, &this->cameraPos, sizeof(Point3));
cudaMemcpyToSymbol(&d_cameraDir, &this->cameraDir, sizeof(Vec3));
cudaMemcpyToSymbol(&d_lightPos, &this->lightPos, sizeof(Point3));
cudaMemcpyToSymbol(&d_backgroundColor, &this->bgColor, sizeof(Color3));
}
Widget::~Widget() {
ImGui_ImplOpenGL3_Shutdown();
ImGui_ImplGlfw_Shutdown();
ImGui::DestroyContext();
free(this->fps);
}