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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) while (TRUE)
{ {
auto tStart = std::chrono::high_resolution_clock::now(); auto tStart = std::chrono::high_resolution_clock::now();
if (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) if (viewUpdated)
{ {
if (msg.message == WM_QUIT) viewUpdated = false;
{ viewChanged();
break;
} }
else
while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
{ {
TranslateMessage(&msg); TranslateMessage(&msg);
DispatchMessage(&msg); DispatchMessage(&msg);
} }
if (msg.message == WM_QUIT)
{
break;
} }
render(); render();
frameCounter++; frameCounter++;
auto tEnd = std::chrono::high_resolution_clock::now(); auto tEnd = std::chrono::high_resolution_clock::now();
@ -396,7 +401,7 @@ void VulkanExampleBase::renderLoop()
camera.update(frameTimer); camera.update(frameTimer);
if (camera.moving()) if (camera.moving())
{ {
viewChanged(); viewUpdated = true;
} }
// Convert to clamped timer value // Convert to clamped timer value
if (!paused) if (!paused)
@ -1083,7 +1088,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
short wheelDelta = GET_WHEEL_DELTA_WPARAM(wParam); short wheelDelta = GET_WHEEL_DELTA_WPARAM(wParam);
zoom += (float)wheelDelta * 0.005f * zoomSpeed; zoom += (float)wheelDelta * 0.005f * zoomSpeed;
camera.translate(glm::vec3(0.0f, 0.0f, (float)wheelDelta * 0.005f * zoomSpeed)); camera.translate(glm::vec3(0.0f, 0.0f, (float)wheelDelta * 0.005f * zoomSpeed));
viewChanged(); viewUpdated = true;
break; break;
} }
case WM_MOUSEMOVE: case WM_MOUSEMOVE:
@ -1094,7 +1099,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
zoom += (mousePos.y - (float)posy) * .005f * zoomSpeed; zoom += (mousePos.y - (float)posy) * .005f * zoomSpeed;
camera.translate(glm::vec3(-0.0f, 0.0f, (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); mousePos = glm::vec2((float)posx, (float)posy);
viewChanged(); viewUpdated = true;
} }
if (wParam & MK_LBUTTON) 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; 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)); 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); mousePos = glm::vec2((float)posx, (float)posy);
viewChanged(); viewUpdated = true;
} }
if (wParam & MK_MBUTTON) 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.x -= (mousePos.x - (float)posx) * 0.01f;
cameraPos.y -= (mousePos.y - (float)posy) * 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)); 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.x = (float)posx;
mousePos.y = (float)posy; mousePos.y = (float)posy;
} }

2
base/vulkanexamplebase.h
View file

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