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Added basic camera class with firs-person view (wip!)

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This commit is contained in:
saschawillems 2016-06-11 15:54:16 +02:00
parent 830e9b75ea
commit 73e18a4c05
3 changed files with 194 additions and 1 deletions
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56
base/vulkanexamplebase.cpp
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@ -426,6 +426,11 @@ void VulkanExampleBase::renderLoop()
auto tEnd = std::chrono::high_resolution_clock::now();
auto tDiff = std::chrono::duration<double, std::milli>(tEnd - tStart).count();
frameTimer = (float)tDiff / 1000.0f;
camera.update(frameTimer);
if (camera.moving())
{
viewChanged();
}
// Convert to clamped timer value
if (!paused)
{
@ -489,6 +494,7 @@ void VulkanExampleBase::renderLoop()
auto tEnd = std::chrono::high_resolution_clock::now();
auto tDiff = std::chrono::duration<double, std::milli>(tEnd - tStart).count();
frameTimer = tDiff / 1000.0f;
camera.update(frameTimer);
// Convert to clamped timer value
if (!paused)
{
@ -515,11 +521,13 @@ void VulkanExampleBase::renderLoop()
if (std::abs(gamePadState.axes.x) > deadZone)
{
rotation.y += gamePadState.axes.x * 0.5f * rotationSpeed;
camera.rotate(glm::vec3(0.0f, gamePadState.axes.x * 0.5f, 0.0f));
updateView = true;
}
if (std::abs(gamePadState.axes.y) > deadZone)
{
rotation.x -= gamePadState.axes.y * 0.5f * rotationSpeed;
camera.rotate(glm::vec3(gamePadState.axes.y * 0.5f, 0.0f, 0.0f));
updateView = true;
}
// Zoom
@ -553,6 +561,7 @@ void VulkanExampleBase::renderLoop()
auto tEnd = std::chrono::high_resolution_clock::now();
auto tDiff = std::chrono::duration<double, std::milli>(tEnd - tStart).count();
frameTimer = tDiff / 1000.0f;
camera.update(frameTimer);
// Convert to clamped timer value
if (!paused)
{
@ -1114,8 +1123,48 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
PostQuitMessage(0);
break;
}
if (camera.firtsperson)
{
switch (wParam)
{
case 0x57:
camera.keys.up = true;
break;
case 0x53:
camera.keys.down = true;
break;
case 0x41:
camera.keys.left = true;
break;
case 0x44:
camera.keys.right = true;
break;
}
}
keyPressed((uint32_t)wParam);
break;
case WM_KEYUP:
if (camera.firtsperson)
{
switch (wParam)
{
case 0x57:
camera.keys.up = false;
break;
case 0x53:
camera.keys.down = false;
break;
case 0x41:
camera.keys.left = false;
break;
case 0x44:
camera.keys.right = false;
break;
}
}
break;
case WM_RBUTTONDOWN:
case WM_LBUTTONDOWN:
case WM_MBUTTONDOWN:
@ -1126,6 +1175,7 @@ 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();
break;
}
@ -1135,6 +1185,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
int32_t posx = LOWORD(lParam);
int32_t posy = HIWORD(lParam);
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();
}
@ -1144,6 +1195,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
int32_t posy = HIWORD(lParam);
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), -(mousePos.x - (float)posx), 0.0f));
mousePos = glm::vec2((float)posx, (float)posy);
viewChanged();
}
@ -1153,6 +1205,7 @@ void VulkanExampleBase::handleMessages(HWND hWnd, UINT uMsg, WPARAM wParam, LPAR
int32_t posy = HIWORD(lParam);
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();
mousePos.x = (float)posx;
mousePos.y = (float)posy;
@ -1673,6 +1726,8 @@ void VulkanExampleBase::windowResize()
updateTextOverlay();
}
camera.updateAspectRatio((float)width / (float)height);
// Notify derived class
windowResized();
viewChanged();
@ -1700,4 +1755,3 @@ void VulkanExampleBase::setupSwapChain()
{
swapChain.create(setupCmdBuffer, &width, &height);
}