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Unified mouse movement handling

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This commit is contained in:
saschawillems 2017-11-02 13:40:27 +01:00
parent 09dae4ee0b
commit 97975a314d
2 changed files with 44 additions and 87 deletions
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130
base/vulkanexamplebase.cpp
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@ -1160,38 +1160,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
}
case WM_MOUSEMOVE:
{
bool handled = false;
ImGuiIO& io = ImGui::GetIO();
handled = io.WantCaptureMouse;
int32_t posx = LOWORD(lParam);
int32_t posy = HIWORD(lParam);
mouseMoved((float)posx, (float)posy, handled);
if (handled) {
mousePos = glm::vec2((float)posx, (float)posy);
break;
}
if (mouseButtons.right) {
zoom += (mousePos.y - (float)posy) * .005f * zoomSpeed;
camera.translate(glm::vec3(-0.0f, 0.0f, (mousePos.y - (float)posy) * .005f * zoomSpeed));
mousePos = glm::vec2((float)posx, (float)posy);
viewUpdated = true;
}
if (mouseButtons.left) {
rotation.x += (mousePos.y - (float)posy) * 1.25f * rotationSpeed;
rotation.y -= (mousePos.x - (float)posx) * 1.25f * rotationSpeed;
camera.rotate(glm::vec3((mousePos.y - (float)posy) * camera.rotationSpeed, -(mousePos.x - (float)posx) * camera.rotationSpeed, 0.0f));
mousePos = glm::vec2((float)posx, (float)posy);
viewUpdated = true;
}
if (mouseButtons.middle) {
cameraPos.x -= (mousePos.x - (float)posx) * 0.01f;
cameraPos.y -= (mousePos.y - (float)posy) * 0.01f;
camera.translate(glm::vec3(-(mousePos.x - (float)posx) * 0.01f, -(mousePos.y - (float)posy) * 0.01f, 0.0f));
mousePos = glm::vec2((float)posx, (float)posy);
viewUpdated = true;
}
handleMouseMove(LOWORD(lParam), HIWORD(lParam));
break;
}
case WM_SIZE:
@ -1416,39 +1385,9 @@ void* VulkanExampleBase::setupWindow(void* view)
VulkanExampleBase *self = reinterpret_cast<VulkanExampleBase *>(data);
self->pointerMotion(pointer, time, sx, sy);
}
void VulkanExampleBase::pointerMotion(wl_pointer *pointer, uint32_t time,
wl_fixed_t sx, wl_fixed_t sy)
void VulkanExampleBase::pointerMotion(wl_pointer *pointer, uint32_t time, wl_fixed_t sx, wl_fixed_t sy)
{
double x = wl_fixed_to_double(sx);
double y = wl_fixed_to_double(sy);
double dx = mousePos.x - x;
double dy = mousePos.y - y;
if (mouseButtons.left)
{
rotation.x += dy * 1.25f * rotationSpeed;
rotation.y -= dx * 1.25f * rotationSpeed;
camera.rotate(glm::vec3(
dy * camera.rotationSpeed,
-dx * camera.rotationSpeed,
0.0f));
viewUpdated = true;
}
if (mouseButtons.right)
{
zoom += dy * .005f * zoomSpeed;
camera.translate(glm::vec3(-0.0f, 0.0f, dy * .005f * zoomSpeed));
viewUpdated = true;
}
if (mouseButtons.middle)
{
cameraPos.x -= dx * 0.01f;
cameraPos.y -= dy * 0.01f;
camera.translate(glm::vec3(-dx * 0.01f, -dy * 0.01f, 0.0f));
viewUpdated = true;
}
mousePos = glm::vec2(x, y);
handleMouseMove(wl_fixed_to_int(sx), wl_fixed_to_int(sy));
}
/*static*/void VulkanExampleBase::pointerButtonCb(void *data,
@ -1795,29 +1734,8 @@ void VulkanExampleBase::handleEvent(const xcb_generic_event_t *event)
case XCB_MOTION_NOTIFY:
{
xcb_motion_notify_event_t *motion = (xcb_motion_notify_event_t *)event;
if (mouseButtons.left)
{
rotation.x += (mousePos.y - (float)motion->event_y) * 1.25f;
rotation.y -= (mousePos.x - (float)motion->event_x) * 1.25f;
camera.rotate(glm::vec3((mousePos.y - (float)motion->event_y) * camera.rotationSpeed, -(mousePos.x - (float)motion->event_x) * camera.rotationSpeed, 0.0f));
viewUpdated = true;
}
if (mouseButtons.right)
{
zoom += (mousePos.y - (float)motion->event_y) * .005f;
camera.translate(glm::vec3(-0.0f, 0.0f, (mousePos.y - (float)motion->event_y) * .005f * zoomSpeed));
viewUpdated = true;
}
if (mouseButtons.middle)
{
cameraPos.x -= (mousePos.x - (float)motion->event_x) * 0.01f;
cameraPos.y -= (mousePos.y - (float)motion->event_y) * 0.01f;
camera.translate(glm::vec3(-(mousePos.x - (float)(float)motion->event_x) * 0.01f, -(mousePos.y - (float)motion->event_y) * 0.01f, 0.0f));
viewUpdated = true;
mousePos.x = (float)motion->event_x;
mousePos.y = (float)motion->event_y;
}
mousePos = glm::vec2((float)motion->event_x, (float)motion->event_y);
handleMouseMove((int32_t)motion->event_x, (int32_t)motion->event_y);
break;
}
break;
case XCB_BUTTON_PRESS:
@ -2131,6 +2049,44 @@ void VulkanExampleBase::windowResize()
prepared = true;
}
void VulkanExampleBase::handleMouseMove(int32_t x, int32_t y)
{
int32_t dx = (int32_t)mousePos.x - x;
int32_t dy = (int32_t)mousePos.y - y;
bool handled = false;
if (settings.overlay) {
ImGuiIO& io = ImGui::GetIO();
handled = io.WantCaptureMouse;
}
mouseMoved((float)x, (float)y, handled);
if (handled) {
mousePos = glm::vec2((float)x, (float)y);
return;
}
if (mouseButtons.left) {
rotation.x += dy * 1.25f * rotationSpeed;
rotation.y -= dx * 1.25f * rotationSpeed;
camera.rotate(glm::vec3(dy * camera.rotationSpeed, -dx * camera.rotationSpeed, 0.0f));
viewUpdated = true;
}
if (mouseButtons.right) {
zoom += dy * .005f * zoomSpeed;
camera.translate(glm::vec3(-0.0f, 0.0f, dy * .005f * zoomSpeed));
viewUpdated = true;
}
if (mouseButtons.middle) {
cameraPos.x -= dx * 0.01f;
cameraPos.y -= dy * 0.01f;
camera.translate(glm::vec3(-dx * 0.01f, -dy * 0.01f, 0.0f));
viewUpdated = true;
}
mousePos = glm::vec2((float)x, (float)y);
}
void VulkanExampleBase::windowResized()
{
// Can be overriden in derived class