97 lines
2.8 KiB
ActionScript
97 lines
2.8 KiB
ActionScript
class ViewportPanel : Panel {
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FrameBuffer frameBuffer;
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WorldCamera sceneCamera;
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EntityEnvironment env;
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float pitch = 0;
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float yaw = 0;
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float vel = 0.02f;
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void render() {
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if (!frameBuffer.isValid())
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return;
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int x = ImGui::getAvailableSizeX();
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int y = ImGui::getAvailableSizeY();
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if (x < 10 || y < 10)
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return;
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frameBuffer.resize(x, y);
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frameBuffer.clearRGBA(0, 0, 0, 255);
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sceneCamera.camera.aspect = float(x) / y;
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env.render(frameBuffer, sceneCamera);
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ImGui::drawFrameBufferCentered(frameBuffer, x, y);
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if (!ImGui::isPanelActive())
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return;
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if (ImGui::isMouseDragging(key::MouseRight) && !ImGui::isKeyDown(key::MouseMiddle)) {
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pitch += ImGui::getMouseDeltaY() * 0.1f;
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yaw += ImGui::getMouseDeltaX() * 0.1f;
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sceneCamera.transform.rotation.setEuler(vec3(pitch, yaw, 0));
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}
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if (ImGui::isMouseDragging(key::MouseMiddle) && !ImGui::isKeyDown(key::MouseRight)) {
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vec3 panDir = vec3();
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panDir.x -= ImGui::getMouseDeltaX();
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panDir.y += ImGui::getMouseDeltaY();
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panDir = panDir * vel * 0.4f;
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sceneCamera.transform.position = sceneCamera.transform.relative(panDir);
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}
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vec3 relDir = vec3();
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if (ImGui::isKeyDown(key::W))
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relDir.z++;
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if (ImGui::isKeyDown(key::S))
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relDir.z--;
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if (ImGui::isKeyDown(key::D))
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relDir.x++;
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if (ImGui::isKeyDown(key::A))
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relDir.x--;
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relDir = relDir * vel;
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sceneCamera.transform.position = sceneCamera.transform.relative(relDir);
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float vertically = 0;
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if (ImGui::isKeyDown(key::Space))
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vertically++;
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if (ImGui::isKeyDown(key::LeftCtrl))
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vertically--;
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sceneCamera.transform.position = sceneCamera.transform.position + vec3(0, vertically * vel, 0);
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}
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void init() {
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frameBuffer = Resource::createLoadRGBA8FrameBuffer("MainFrameBuffer", 1000, 1000);
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env = Resource::getMainEntityEnvironment();
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sceneCamera.transform.position = vec3(0, 1, -2);
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sceneCamera.camera.nearZ = 0.1;
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sceneCamera.camera.farZ = 100;
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ImGui::disablePanelPadding(true);
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}
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void menuBar() {
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if (ImGui::menuItem("Start")) {
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}
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if (ImGui::menuItem("Camera Props")) {
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ImGui::openPopup("ViewportCameraProps", any());
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}
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ImGui::simplePopup("ViewportCameraProps", SimpleFunction(this.viewportCameraProps));
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}
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void viewportCameraProps() {
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sceneCamera.camera.fov = ImGui::slider("Fov", sceneCamera.camera.fov / 3.14f * 180, 10, 160) / 180 * 3.14f;
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}
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}
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