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Fixed windows message loop, reduce number of view updates

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This commit is contained in:
saschawillems 2016-07-31 12:41:50 +02:00
parent 24daaac70e
commit ba8ff21d36
2 changed files with 22 additions and 15 deletions
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25
base/vulkanexamplebase.cpp
View file

@ -376,18 +376,23 @@ void VulkanExampleBase::renderLoop()
while (TRUE)
{
auto tStart = std::chrono::high_resolution_clock::now();
if (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
if (viewUpdated)
{
if (msg.message == WM_QUIT)
{
break;
viewUpdated = false;
viewChanged();
}
else
while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (msg.message == WM_QUIT)
{
break;
}
render();
frameCounter++;
auto tEnd = std::chrono::high_resolution_clock::now();
@ -396,7 +401,7 @@ void VulkanExampleBase::renderLoop()
camera.update(frameTimer);
if (camera.moving())
{
viewChanged();
viewUpdated = true;
}
// Convert to clamped timer value
if (!paused)
@ -1083,7 +1088,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
short wheelDelta = GET_WHEEL_DELTA_WPARAM(wParam);
zoom += (float)wheelDelta * 0.005f * zoomSpeed;
camera.translate(glm::vec3(0.0f, 0.0f, (float)wheelDelta * 0.005f * zoomSpeed));
viewChanged();
viewUpdated = true;
break;
}
case WM_MOUSEMOVE:
@ -1094,7 +1099,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
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);
viewChanged();
viewUpdated = true;
}
if (wParam & MK_LBUTTON)
{
@ -1104,7 +1109,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
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);
viewChanged();
viewUpdated = true;
}
if (wParam & MK_MBUTTON)
{
@ -1113,7 +1118,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
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));
viewChanged();
viewUpdated = true;
mousePos.x = (float)posx;
mousePos.y = (float)posy;
}

2
base/vulkanexamplebase.h
View file

@ -72,6 +72,8 @@ private:
VkResult createInstance(bool enableValidation);
// Get window title with example name, device, et.
std::string getWindowTitle();
/** brief Indicates that the view (position, rotation) has changed and */
bool viewUpdated = false;
// Destination dimensions for resizing the window
uint32_t destWidth;
uint32_t destHeight;