Input stack and logical split of camera controller

1 files changed, 65 insertions, 0 deletions

diff --git a/application/manualCameraController.cpp b/application/manualCameraController.cpp
new file mode 100644
index 0000000..36f3312
--- /dev/null
+++ b/application/manualCameraController.cpp
@@ -0,0 +1,65 @@
+#include "manualCameraController.h"
+#include <gfx/gl/camera.h>
+#include <gfx/gl/shader.h>
+
+bool
+ManualCameraController::handleInput(SDL_Event & e)
+{
+	switch (e.type) {
+		case SDL_KEYDOWN:
+			switch (e.key.keysym.sym) {
+				case SDLK_LCTRL:
+				case SDLK_RCTRL:
+					ctrl = true;
+					return true;
+			}
+			break;
+		case SDL_KEYUP:
+			switch (e.key.keysym.sym) {
+				case SDLK_LCTRL:
+				case SDLK_RCTRL:
+					ctrl = false;
+					return true;
+			}
+			break;
+		case SDL_MOUSEBUTTONDOWN:
+			switch (e.button.button) {
+				case SDL_BUTTON_RIGHT:
+					SDL_SetRelativeMouseMode(SDL_TRUE);
+					mrb = true;
+					return true;
+			}
+			break;
+		case SDL_MOUSEBUTTONUP:
+			switch (e.button.button) {
+				case SDL_BUTTON_RIGHT:
+					SDL_SetRelativeMouseMode(SDL_FALSE);
+					mrb = false;
+					return true;
+			}
+			break;
+		case SDL_MOUSEMOTION:
+			if (mrb) {
+				motion = e.motion;
+			}
+			return true;
+	}
+	return false;
+}
+
+void
+ManualCameraController::updateCamera(Camera * camera, Shader * shader) const
+{
+	if (motion) {
+		if (ctrl) {
+			camera->RotateY(-0.01F * motion->xrel);
+			camera->Pitch(-0.01F * motion->yrel);
+		}
+		else {
+			camera->MoveRight(motion->xrel);
+			camera->SlideForward(motion->yrel);
+		}
+		shader->setView(camera->GetViewProjection());
+		motion.reset();
+	}
+}