// WinProc
LRESULT CALLBACK WinProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam)
{
switch(message)
{
case WM_SYSKEYDOWN:
// Toggle on ALT + ENTER
if(wparam == VK_RETURN && (lparam & (1 << 29)))
{
g3D->toggleFullScreen();
// We need to reset our view
g3D->setViewMatrix(CPos(0.0f, 0.0f, -5.0f), CPos(0.0f, 0.0f, 0.0f));
}
break; // Allow other system keys to be handled by DefWindowProc()
case WM_KEYDOWN:
// If the user presses ESC, close the app
if(wparam == VK_ESCAPE)
SendMessage(hwnd, WM_CLOSE, 0, 0);
return 0;
case WM_DESTROY:
PostQuitMessage(0);
return 0;
}
return DefWindowProc(hwnd, message, wparam, lparam);
}
// WinProc
LRESULT CALLBACK WinProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam)
{
// Constant amounts to move the origin of the ray by
const CVector kXAxisMoveAmt(0.05f, 0.0f, 0.0f);
const CVector kYAxisMoveAmt(0.0f, 0.05f, 0.0f);
switch(message)
{
case WM_SYSKEYDOWN:
// Toggle on ALT + ENTER
if(wparam == VK_RETURN && (lparam & (1 << 29)))
{
g3D->toggleFullScreen();
g3D->setViewMatrix(CPos(0,1,-3.0f), CPos(0,0,0)); // Reset the view of our scene
return 0;
}
break; // Allow other system keys to be handled by DefWindowProc()
case WM_KEYDOWN: // If we get a key down message, do stuff
switch(wparam)
{
case VK_ESCAPE: // If they push ESC, close the app
SendMessage(hwnd, WM_CLOSE, 0, 0);
break;
case VK_LEFT: // Move the origin of the ray to the left (-X axis)
gRay.setOrigin(gRay.getOrigin() - kXAxisMoveAmt);
break;
case VK_RIGHT: // Move the origin of the ray to the right (+X axis)
gRay.setOrigin(gRay.getOrigin() + kXAxisMoveAmt);
break;
case VK_DOWN: // Move the origin of the ray down (-Y axis)
gRay.setOrigin(gRay.getOrigin() - kYAxisMoveAmt);
break;
case VK_UP: // Move the origin of the ray up (+Y axis)
gRay.setOrigin(gRay.getOrigin() + kYAxisMoveAmt);
break;
}
return 0;
case WM_DESTROY:
PostQuitMessage(0);
return 0;
}
return DefWindowProc(hwnd, message, wparam, lparam);
}
CPos IGUIObject::GetMousePos() const
{
if (GetGUI())
return GetGUI()->m_MousePos;
return CPos();
}
CPos CAxisAlgnBB::getCorner(int which)
{
// Make sure "which" is valid
assert((which >= 0) && (which < kNumCorners));
// Return the corner
return CPos((which & 1) ? mMax.x : mMin.x,
(which & 2) ? mMax.y : mMin.y,
(which & 4) ? mMax.z : mMin.z);
}
bool CMiniMap::MouseOver()
{
// Get the mouse position.
CPos mousePos = GetMousePos();
// Get the position of the center of the minimap.
CPos minimapCenter = CPos(m_CachedActualSize.left + m_CachedActualSize.GetWidth() / 2.0, m_CachedActualSize.bottom - m_CachedActualSize.GetHeight() / 2.0);
// Take the magnitude of the difference of the mouse position and minimap center.
double distFromCenter = sqrt(pow((mousePos.x - minimapCenter.x), 2) + pow((mousePos.y - minimapCenter.y), 2));
// If the distance is less then the radius of the minimap (half the width) the mouse is over the minimap.
if (distFromCenter < m_CachedActualSize.GetWidth() / 2.0)
return true;
else
return false;
}
// WinProc
LRESULT CALLBACK WinProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam)
{
const float kMoveAmt = 0.05f; // Amount to move light by
switch(message)
{
case WM_SYSKEYDOWN:
// Toggle on ALT + ENTER
if(wparam == VK_RETURN && (lparam & (1 << 29)))
{
// Shut down are render texture and render target
gRenderTarget.deinit();
g3D->toggleFullScreen(); // Toggle!
// Reinitialize the render texture and target
gRenderTarget.init(256, 256, D3DFMT_A8R8G8B8, D3DFMT_D24S8);
g3D->setViewMatrix(kEyePos, CPos(0.0f, 0.0f, 0.0f)); // Reset the view of our scene
return 0;
}
break; // Allow other system keys to be handled by DefWindowProc()
case WM_KEYDOWN:
switch(wparam)
{
case VK_ESCAPE:
SendMessage(hwnd, WM_CLOSE, 0, 0);
break;
case VK_F8:
gToggle = !gToggle;
break;
}
return 0;
case WM_DESTROY:
{
PostQuitMessage(0);
return 0;
}
}
return DefWindowProc(hwnd, message, wparam, lparam);
}
void CParticle::process(float dt)
{
// If particle is dead, reset it's position
if(isAlive() == false)
{
mLife = RAND(0.0f, 2.0f); // Make it alive again
mPos = CPos(0,0,0); // Reposition to the emission point
return;
}
// Apply velocity
mPos.x += mVel.x * dt;
mPos.y += mVel.y * dt;
mPos.z += mVel.z * dt;
// Apply gravity
mPos.y += kParticleGravity * dt;
mLife -= dt; // Decrease particle's life span
// Apply rotation by "angle" per second if applicable
if(mAngle != 0.0f)
mTexture.setRotation(mTexture.getRotAngle() + (mAngle * dt));
}
SGUIText CGUI::GenerateText(const CGUIString &string,
const CStrW& FontW, const float &Width, const float &BufferZone,
const IGUIObject *pObject)
{
SGUIText Text; // object we're generating
CStrIntern Font(FontW.ToUTF8());
if (string.m_Words.size() == 0)
return Text;
float x=BufferZone, y=BufferZone; // drawing pointer
int from=0;
bool done=false;
bool FirstLine = true; // Necessary because text in the first line is shorter
// (it doesn't count the line spacing)
// Images on the left or the right side.
std::vector<SGenerateTextImage> Images[2];
int pos_last_img=-1; // Position in the string where last img (either left or right) were encountered.
// in order to avoid duplicate processing.
// Easier to read.
bool WordWrapping = (Width != 0);
// get the alignment type for the control we are computing the text for since
// we are computing the horizontal alignment in this method in order to not have
// to run through the TextCalls a second time in the CalculateTextPosition method again
EAlign align;
GUI<EAlign>::GetSetting(pObject, "text_align", align);
// Go through string word by word
for (int i=0; i<(int)string.m_Words.size()-1 && !done; ++i)
{
// Pre-process each line one time, so we know which floating images
// will be added for that line.
// Generated stuff is stored in Feedback.
CGUIString::SFeedback Feedback;
// Preliminary line_height, used for word-wrapping with floating images.
float prelim_line_height=0.f;
// Width and height of all text calls generated.
string.GenerateTextCall(Feedback, Font,
string.m_Words[i], string.m_Words[i+1],
FirstLine);
// Loop through our images queues, to see if images has been added.
// Check if this has already been processed.
// Also, floating images are only applicable if Word-Wrapping is on
if (WordWrapping && i > pos_last_img)
{
// Loop left/right
for (int j=0; j<2; ++j)
{
for (std::vector<CStr>::const_iterator it = Feedback.m_Images[j].begin();
it != Feedback.m_Images[j].end();
++it)
{
SGUIText::SSpriteCall SpriteCall;
SGenerateTextImage Image;
// Y is if no other floating images is above, y. Else it is placed
// after the last image, like a stack downwards.
float _y;
if (!Images[j].empty())
_y = std::max(y, Images[j].back().m_YTo);
else
_y = y;
// Get Size from Icon database
SGUIIcon icon = GetIcon(*it);
CSize size = icon.m_Size;
Image.SetupSpriteCall((j==CGUIString::SFeedback::Left), SpriteCall, Width, _y, size, icon.m_SpriteName, BufferZone, icon.m_CellID);
// Check if image is the lowest thing.
Text.m_Size.cy = std::max(Text.m_Size.cy, Image.m_YTo);
Images[j].push_back(Image);
Text.m_SpriteCalls.push_back(SpriteCall);
}
}
}
pos_last_img = std::max(pos_last_img, i);
x += Feedback.m_Size.cx;
prelim_line_height = std::max(prelim_line_height, Feedback.m_Size.cy);
// If Width is 0, then there's no word-wrapping, disable NewLine.
if ((WordWrapping && (x > Width-BufferZone || Feedback.m_NewLine)) || i == (int)string.m_Words.size()-2)
{
// Change 'from' to 'i', but first keep a copy of its value.
int temp_from = from;
from = i;
static const int From=0, To=1;
//int width_from=0, width_to=width;
float width_range[2];
width_range[From] = BufferZone;
width_range[To] = Width - BufferZone;
// Floating images are only applicable if word-wrapping is enabled.
if (WordWrapping)
{
// Decide width of the line. We need to iterate our floating images.
// this won't be exact because we're assuming the line_height
// will be as our preliminary calculation said. But that may change,
// although we'd have to add a couple of more loops to try straightening
// this problem out, and it is very unlikely to happen noticeably if one
// structures his text in a stylistically pure fashion. Even if not, it
// is still quite unlikely it will happen.
// Loop through left and right side, from and to.
for (int j=0; j<2; ++j)
{
for (std::vector<SGenerateTextImage>::const_iterator it = Images[j].begin();
it != Images[j].end();
++it)
{
// We're working with two intervals here, the image's and the line height's.
// let's find the union of these two.
float union_from, union_to;
union_from = std::max(y, it->m_YFrom);
union_to = std::min(y+prelim_line_height, it->m_YTo);
// The union is not empty
if (union_to > union_from)
{
if (j == From)
width_range[From] = std::max(width_range[From], it->m_Indentation);
else
width_range[To] = std::min(width_range[To], Width - it->m_Indentation);
}
}
}
}
// Reset X for the next loop
x = width_range[From];
// Now we'll do another loop to figure out the height and width of
// the line (the height of the largest character and the width is
// the sum of all of the individual widths). This
// couldn't be determined in the first loop (main loop)
// because it didn't regard images, so we don't know
// if all characters processed, will actually be involved
// in that line.
float line_height=0.f;
float line_width=0.f;
for (int j=temp_from; j<=i; ++j)
{
// We don't want to use Feedback now, so we'll have to use
// another.
CGUIString::SFeedback Feedback2;
// Don't attach object, it'll suppress the errors
// we want them to be reported in the final GenerateTextCall()
// so that we don't get duplicates.
string.GenerateTextCall(Feedback2, Font,
string.m_Words[j], string.m_Words[j+1],
FirstLine);
// Append X value.
x += Feedback2.m_Size.cx;
if (WordWrapping && x > width_range[To] && j!=temp_from && !Feedback2.m_NewLine)
break;
// Let line_height be the maximum m_Height we encounter.
line_height = std::max(line_height, Feedback2.m_Size.cy);
line_width += Feedback2.m_Size.cx;
if (WordWrapping && Feedback2.m_NewLine)
break;
}
float dx = 0.f;
// compute offset based on what kind of alignment
switch (align)
{
case EAlign_Left:
// don't add an offset
dx = 0.f;
break;
case EAlign_Center:
dx = ((width_range[To] - width_range[From]) - line_width) / 2;
break;
case EAlign_Right:
dx = width_range[To] - line_width;
break;
default:
debug_warn(L"Broken EAlign in CGUI::GenerateText()");
break;
}
// Reset x once more
x = width_range[From];
// Move down, because font drawing starts from the baseline
y += line_height;
// Do the real processing now
for (int j=temp_from; j<=i; ++j)
{
// We don't want to use Feedback now, so we'll have to use
// another one.
CGUIString::SFeedback Feedback2;
// Defaults
string.GenerateTextCall(Feedback2, Font,
string.m_Words[j], string.m_Words[j+1],
FirstLine, pObject);
// Iterate all and set X/Y values
// Since X values are not set, we need to make an internal
// iteration with an increment that will append the internal
// x, that is what x_pointer is for.
float x_pointer=0.f;
std::vector<SGUIText::STextCall>::iterator it;
for (it = Feedback2.m_TextCalls.begin(); it != Feedback2.m_TextCalls.end(); ++it)
{
it->m_Pos = CPos(dx + x + x_pointer, y);
x_pointer += it->m_Size.cx;
if (it->m_pSpriteCall)
{
it->m_pSpriteCall->m_Area += it->m_Pos - CSize(0,it->m_pSpriteCall->m_Area.GetHeight());
}
}
// Append X value.
x += Feedback2.m_Size.cx;
Text.m_Size.cx = std::max(Text.m_Size.cx, x+BufferZone);
// The first word overrides the width limit, what we
// do, in those cases, are just drawing that word even
// though it'll extend the object.
if (WordWrapping) // only if word-wrapping is applicable
{
if (Feedback2.m_NewLine)
{
from = j+1;
// Sprite call can exist within only a newline segment,
// therefore we need this.
Text.m_SpriteCalls.insert(Text.m_SpriteCalls.end(), Feedback2.m_SpriteCalls.begin(), Feedback2.m_SpriteCalls.end());
break;
}
else
if (x > width_range[To] && j==temp_from)
{
from = j+1;
// do not break, since we want it to be added to m_TextCalls
}
else
if (x > width_range[To])
{
from = j;
break;
}
}
// Add the whole Feedback2.m_TextCalls to our m_TextCalls.
Text.m_TextCalls.insert(Text.m_TextCalls.end(), Feedback2.m_TextCalls.begin(), Feedback2.m_TextCalls.end());
Text.m_SpriteCalls.insert(Text.m_SpriteCalls.end(), Feedback2.m_SpriteCalls.begin(), Feedback2.m_SpriteCalls.end());
if (j == (int)string.m_Words.size()-2)
done = true;
}
// Reset X
x = 0.f;
// Update height of all
Text.m_Size.cy = std::max(Text.m_Size.cy, y+BufferZone);
FirstLine = false;
// Now if we entered as from = i, then we want
// i being one minus that, so that it will become
// the same i in the next loop. The difference is that
// we're on a new line now.
i = from-1;
}
}
return Text;
}
// WinMain
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprev, PSTR cmdline, int ishow)
{
HWND hwnd = NULL;
MSG msg = {0};
WNDCLASSEX wndclassex = {0};
// Init fields we care about
wndclassex.cbSize = sizeof(WNDCLASSEX); // Always set to size of WNDCLASSEX
wndclassex.style = CS_HREDRAW | CS_VREDRAW;
wndclassex.lpfnWndProc = WinProc;
wndclassex.hInstance = hinstance;
wndclassex.lpszClassName = kClassName;
wndclassex.hCursor = (HCURSOR)LoadImage(NULL, MAKEINTRESOURCE(IDC_ARROW),
IMAGE_CURSOR, 0, 0, LR_SHARED);
RegisterClassEx(&wndclassex); // Register the WNDCLASSEX
RECT rect = { 0, 0, kWinWid, kWinHgt }; // Desired window client rect
DWORD winStyleEx = WS_EX_CLIENTEDGE;
DWORD winStyle = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME |
WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
// Adjust window rect so it gives us our desired client rect when we
// create the window
AdjustWindowRectEx(&rect, winStyle, false, winStyleEx);
// Create the window
hwnd = CreateWindowEx(winStyleEx, // Window extended style
kClassName,
"www.GameTutorials.com -- Ray and Plane Collision",
winStyle, // Window style
CW_USEDEFAULT,
CW_USEDEFAULT,
rect.right - rect.left, // Window width
rect.bottom - rect.top, // Window height
NULL,
NULL,
hinstance,
NULL);
// Init our global 3D object
if(g3D->init(hwnd) == false)
return EXIT_FAILURE; // There's been an error, lets get out of this joint
// Get the client rect and make sure our client is the size we want
GetClientRect(hwnd, &rect);
assert(rect.right == kWinWid && rect.bottom == kWinHgt);
// We set up our projection matrix once because it will never change
g3D->setProjMatrix(DEG2RAD(60), (float)rect.right / (float)rect.bottom, 1.0f, 8192.0f);
// We set our view matrix once because it will never change
g3D->setViewMatrix(CPos(0,1,-3.0f), CPos(0,0,0));
ShowWindow(hwnd, ishow);
UpdateWindow(hwnd);
// While the app is running
while(1)
{
// If the OS has messages for us, handle them
if(PeekMessage(&msg,NULL,0,0,PM_REMOVE))
{
if(msg.message == WM_QUIT)
break;
TranslateMessage(&msg);
DispatchMessage(&msg);
}
else if(LockFrameRate()) // If it is time to draw, do so
{
g3D->begin(); // Begin drawing
g3D->clear(); // Clear the screen
// Draw our ray
gRay.render(D3DCOLOR_ARGB(255,225,225,0));
// Draw our plane in GREEN if our ray intersects with it
if(gPlane.intersect(gRay))
gPlane.render(D3DCOLOR_ARGB(255,25,225,25));
else // Otherwise draw it in RED
gPlane.render(D3DCOLOR_ARGB(255,225,25,25));
g3D->end(); // Finish drawing
}
else
Sleep(1); // Give the OS a little bit of time to process other things
} // end of while(1)
g3D->deinit(); // Free up CD3DObj
UnregisterClass(kClassName,hinstance); // Free up WNDCLASSEX
return EXIT_SUCCESS; // Application was a success
}
CPos CRect::TopLeft() const
{
return CPos(left, top);
}
CPos CRect::BottomLeft() const
{
return CPos(left, bottom);
}
// Standard WinMain
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprev, PSTR cmdline, int ishow)
{
HWND hwnd = NULL;
MSG msg = {0};
WNDCLASSEX wndclassex = {0};
// Init fields we care about
wndclassex.cbSize = sizeof(WNDCLASSEX); // Always set to size of WNDCLASSEX
wndclassex.style = CS_HREDRAW | CS_VREDRAW;
wndclassex.lpfnWndProc = WinProc;
wndclassex.hInstance = hinstance;
wndclassex.lpszClassName = kClassName;
wndclassex.hCursor = (HCURSOR)LoadImage(NULL, MAKEINTRESOURCE(IDC_ARROW),
IMAGE_CURSOR, 0, 0, LR_SHARED);
RegisterClassEx(&wndclassex); // Register WNDCLASSEX
RECT rect = { 0, 0, kWinWid, kWinHgt }; // Desired window client rect
DWORD winStyleEx = WS_EX_CLIENTEDGE;
DWORD winStyle = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME;
// Adjust window rect so it gives us our desired client rect when we
// create the window
AdjustWindowRectEx(&rect, winStyle, false, winStyleEx);
// Create the window
hwnd = CreateWindowEx(winStyleEx, // Window extended style
kClassName,
"www.GameTutorials.com -- Rotating Cube",
winStyle, // Window style
CW_USEDEFAULT,
CW_USEDEFAULT,
rect.right - rect.left,
rect.bottom - rect.top,
NULL,
NULL,
hinstance,
NULL);
// Init our global 3D object
if(g3D->init(hwnd) == false)
return EXIT_FAILURE; // There's been an error, lets get out of this joint
// Get the client rect and make sure our client is the size we want
GetClientRect(hwnd, &rect);
assert(rect.right == kWinWid && rect.bottom == kWinHgt);
// Set up our projection matrix once because it will not change
g3D->setProjMatrix(DEG2RAD(60), (float)kWinWid / (float)kWinHgt, 1.0f, 8192.0f);
// We set up our view matrix once because it will never change
g3D->setViewMatrix(CPos(0.0f, 0.0f, -5.0f), CPos(0.0f, 0.0f, 0.0f));
ShowWindow(hwnd, ishow);
UpdateWindow(hwnd);
while(1) // While the app is running...
{
if(PeekMessage(&msg,NULL,0,0,PM_REMOVE)) // Handle messages from the OS
{
if(msg.message == WM_QUIT)
break;
TranslateMessage(&msg);
DispatchMessage(&msg);
}
else if(LockFrameRate()) // If it's time to render, do so
{
DrawAndRotateCube();
}
else
Sleep(1); // Otherwise give the OS some time to process other things
} // end of while(1)
g3D->deinit(); // Free up the D3D object
UnregisterClass(kClassName,hinstance); // Free up WNDCLASSEX
return EXIT_SUCCESS; // Application was a success
}
// WinProc
LRESULT CALLBACK WinProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam)
{
const float kMoveAmt = 0.05f; // Amount to move light by
switch(message)
{
case WM_SYSKEYDOWN:
// Toggle on ALT + ENTER
if(wparam == VK_RETURN && (lparam & (1 << 29)))
{
// Shut down are render texture and render target
gShadowMap.deinit();
gRenderTarget.deinit();
g3D->toggleFullScreen(); // Toggle!
// Reinitialize the render texture and target
gShadowMap.createRenderTexture(512, 512, D3DFMT_R32F);
gRenderTarget.init(512, 512, D3DFMT_R32F, D3DFMT_D24S8);
g3D->setViewMatrix(kEyePos, CPos(0.0f, 0.0f, 0.0f)); // Reset the view of our scene
return 0;
}
break; // Allow other system keys to be handled by DefWindowProc()
case WM_KEYDOWN:
switch(wparam)
{
case VK_LEFT: // Move the light along the -X axis
gLightPos.x -= kMoveAmt;
break;
case VK_RIGHT: // Move the light along the +X axis
gLightPos.x += kMoveAmt;
break;
case VK_UP: // Move the light along the +Z axis
gLightPos.z += kMoveAmt;
break;
case VK_DOWN: // Move the light along the -Z axis
gLightPos.z -= kMoveAmt;
break;
case VK_ESCAPE:
SendMessage(hwnd, WM_CLOSE, 0, 0);
break;
}
return 0;
case WM_DESTROY:
{
PostQuitMessage(0);
return 0;
}
}
return DefWindowProc(hwnd, message, wparam, lparam);
}
// Main program
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprev, PSTR cmdline, int ishow)
{
HWND hwnd = NULL;
MSG msg = {0};
WNDCLASSEX wndclassex = {0};
// Init fields we care about
wndclassex.cbSize = sizeof(WNDCLASSEX); // Always set to size of WNDCLASSEX
wndclassex.style = CS_HREDRAW | CS_VREDRAW;
wndclassex.lpfnWndProc = WinProc;
wndclassex.hInstance = hinstance;
wndclassex.lpszClassName = kClassName;
wndclassex.hCursor = (HCURSOR)LoadImage(NULL, MAKEINTRESOURCE(IDC_ARROW),
IMAGE_CURSOR, 0, 0, LR_SHARED);
RegisterClassEx(&wndclassex); // Register the WNDCLASSEX
RECT rect = { 0, 0, kWinWid, kWinHgt }; // Desired window client rect
DWORD winStyleEx = WS_EX_CLIENTEDGE;
DWORD winStyle = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME;
// Adjust window rect so it gives us our desired client rect when we
// create the window
AdjustWindowRectEx(&rect, winStyle, false, winStyleEx);
// Create the window
hwnd = CreateWindowEx(winStyleEx, // Window extended style
kClassName,
"www.GameTutorials.com -- DirectX Mesh",
winStyle, // Window style
CW_USEDEFAULT,
CW_USEDEFAULT,
rect.right - rect.left,
rect.bottom - rect.top,
NULL,
NULL,
hinstance,
NULL);
// Get the client rect and make sure our client is the size we want
GetClientRect(hwnd, &rect);
assert(rect.right == kWinWid && rect.bottom == kWinHgt);
// Init our global 3D object
if(g3D->init(hwnd) == false)
return EXIT_FAILURE; // There's been an error, lets get out of this joint
// Create the sphere
if(!CreateSphere(0.5f, D3DCOLOR_XRGB(0,25,225), &gSphere))
return false; // Couldn't create the sphere... Something very bad happened...
// Create the torus
if(!CreateTorus(0.5f, 1.0f, D3DCOLOR_XRGB(225,25,25), &gTorus))
return false; // Couldn't create the sphere... Something very bad happened...
// Set up our projection matrix once because it will not change
g3D->setProjMatrix(DEG2RAD(60), (float)kWinWid / (float)kWinHgt, 1.0f, 8192.0f);
// We set up our view matrix once because it will never change
g3D->setViewMatrix(CPos(0.0f, 0.0f, -5.0f), CPos(0.0f, 0.0f, 0.0f));
ShowWindow(hwnd, ishow);
UpdateWindow(hwnd);
// While the app is running...
while(1)
{
if(PeekMessage(&msg,NULL,0,0,PM_REMOVE)) // If the OS has a message for us
{
if(msg.message == WM_QUIT)
break;
TranslateMessage(&msg);
DispatchMessage(&msg);
}
else if(LockFrameRate()) // Else, if it's time to draw
{
g3D->begin(); // Begin the frame
g3D->clear(); // Clear the back buffer
static float angle = 0;
D3DXMATRIX wMat;
// Set "wMat" to the identity matrix, then set the world matrix
// to "wMat" so the sphere is centered in the world
D3DXMatrixIdentity(&wMat);
g3D->setWorldMatrix(&wMat);
g3D->render(gSphere); // Draw the sphere
// Set "wMat" to a rotation around the X, Y, and Z axis, then
// set the world matrix to "wMat" so the torus rotates around all
// three axises
D3DXMatrixRotationYawPitchRoll(&wMat, DEG2RAD(angle), DEG2RAD(angle), DEG2RAD(angle));
g3D->setWorldMatrix(&wMat);
g3D->render(gTorus); // Draw the torus
++angle; // Update the amount to rotate the torus by
g3D->end(); // End the frame
}
else
Sleep(1); // Otherwise, give the OS some time to process other programs
} // end of while(1)
gSphere->Release(); // Free up the sphere
gTorus->Release(); // Free up the torus
g3D->deinit(); // Free up the D3D object
UnregisterClass(kClassName,hinstance); // Free up WNDCLASSEX
return EXIT_SUCCESS; // Application was a success
}
// -
CPos CPos::operator - (const CSize& a) const
{
return CPos(x-a.cx, y-a.cy);
}
// -
CPos CPos::operator - (const CPos& a) const
{
return CPos(x-a.x, y-a.y);
}
// +
CPos CPos::operator + (const CSize& a) const
{
return CPos(x+a.cx, y+a.cy);
}
// +
CPos CPos::operator + (const CPos& a) const
{
return CPos(x+a.x, y+a.y);
}
// - (the unary operator)
CPos CPos::operator - (void) const
{
return CPos(-x, -y);
}
CPos CRect::CenterPoint() const
{
return CPos((left+right)/2.f, (top+bottom)/2.f);
}
CPos CRect::BottomRight() const
{
return CPos(right, bottom);
}
InReaction CGUI::HandleEvent(const SDL_Event_* ev)
{
InReaction ret = IN_PASS;
if (ev->ev.type == SDL_HOTKEYDOWN)
{
const char* hotkey = static_cast<const char*>(ev->ev.user.data1);
std::map<CStr, std::vector<IGUIObject*> >::iterator it = m_HotkeyObjects.find(hotkey);
if (it != m_HotkeyObjects.end())
{
for (size_t i = 0; i < it->second.size(); ++i)
{
it->second[i]->SendEvent(GUIM_PRESSED, "press");
}
}
}
else if (ev->ev.type == SDL_MOUSEMOTION)
{
// Yes the mouse position is stored as float to avoid
// constant conversions when operating in a
// float-based environment.
m_MousePos = CPos((float)ev->ev.motion.x, (float)ev->ev.motion.y);
SGUIMessage msg(GUIM_MOUSE_MOTION);
GUI<SGUIMessage>::RecurseObject(GUIRR_HIDDEN | GUIRR_GHOST, m_BaseObject,
&IGUIObject::HandleMessage,
msg);
}
// Update m_MouseButtons. (BUTTONUP is handled later.)
else if (ev->ev.type == SDL_MOUSEBUTTONDOWN)
{
switch (ev->ev.button.button)
{
case SDL_BUTTON_LEFT:
case SDL_BUTTON_RIGHT:
case SDL_BUTTON_MIDDLE:
m_MouseButtons |= Bit<unsigned int>(ev->ev.button.button);
break;
default:
break;
}
}
// Update m_MousePos (for delayed mouse button events)
CPos oldMousePos = m_MousePos;
if (ev->ev.type == SDL_MOUSEBUTTONDOWN || ev->ev.type == SDL_MOUSEBUTTONUP)
{
m_MousePos = CPos((float)ev->ev.button.x, (float)ev->ev.button.y);
}
// Only one object can be hovered
IGUIObject *pNearest = NULL;
// TODO Gee: (2004-09-08) Big TODO, don't do the below if the SDL_Event is something like a keypress!
try
{
PROFILE( "mouse events" );
// TODO Gee: Optimizations needed!
// these two recursive function are quite overhead heavy.
// pNearest will after this point at the hovered object, possibly NULL
pNearest = FindObjectUnderMouse();
// Is placed in the UpdateMouseOver function
//if (ev->ev.type == SDL_MOUSEMOTION && pNearest)
// pNearest->ScriptEvent("mousemove");
// Now we'll call UpdateMouseOver on *all* objects,
// we'll input the one hovered, and they will each
// update their own data and send messages accordingly
GUI<IGUIObject*>::RecurseObject(GUIRR_HIDDEN | GUIRR_GHOST, m_BaseObject,
&IGUIObject::UpdateMouseOver,
pNearest);
if (ev->ev.type == SDL_MOUSEBUTTONDOWN)
{
switch (ev->ev.button.button)
{
case SDL_BUTTON_LEFT:
// Focus the clicked object (or focus none if nothing clicked on)
SetFocusedObject(pNearest);
if (pNearest)
ret = pNearest->SendEvent(GUIM_MOUSE_PRESS_LEFT, "mouseleftpress");
break;
case SDL_BUTTON_RIGHT:
if (pNearest)
ret = pNearest->SendEvent(GUIM_MOUSE_PRESS_RIGHT, "mouserightpress");
break;
#if !SDL_VERSION_ATLEAST(2, 0, 0)
case SDL_BUTTON_WHEELDOWN: // wheel down
if (pNearest)
ret = pNearest->SendEvent(GUIM_MOUSE_WHEEL_DOWN, "mousewheeldown");
break;
case SDL_BUTTON_WHEELUP: // wheel up
if (pNearest)
ret = pNearest->SendEvent(GUIM_MOUSE_WHEEL_UP, "mousewheelup");
break;
#endif
default:
break;
}
}
#if SDL_VERSION_ATLEAST(2, 0, 0)
else if (ev->ev.type == SDL_MOUSEWHEEL)
{
if (ev->ev.wheel.y < 0)
{
if (pNearest)
ret = pNearest->SendEvent(GUIM_MOUSE_WHEEL_DOWN, "mousewheeldown");
}
else if (ev->ev.wheel.y > 0)
{
if (pNearest)
ret = pNearest->SendEvent(GUIM_MOUSE_WHEEL_UP, "mousewheelup");
}
}
#endif
else if (ev->ev.type == SDL_MOUSEBUTTONUP)
{
switch (ev->ev.button.button)
{
case SDL_BUTTON_LEFT:
if (pNearest)
{
double timeElapsed = timer_Time() - pNearest->m_LastClickTime[SDL_BUTTON_LEFT];
pNearest->m_LastClickTime[SDL_BUTTON_LEFT] = timer_Time();
//Double click?
if (timeElapsed < SELECT_DBLCLICK_RATE)
{
ret = pNearest->SendEvent(GUIM_MOUSE_DBLCLICK_LEFT, "mouseleftdoubleclick");
}
else
{
ret = pNearest->SendEvent(GUIM_MOUSE_RELEASE_LEFT, "mouseleftrelease");
}
}
break;
case SDL_BUTTON_RIGHT:
if (pNearest)
{
double timeElapsed = timer_Time() - pNearest->m_LastClickTime[SDL_BUTTON_RIGHT];
pNearest->m_LastClickTime[SDL_BUTTON_RIGHT] = timer_Time();
//Double click?
if (timeElapsed < SELECT_DBLCLICK_RATE)
{
ret = pNearest->SendEvent(GUIM_MOUSE_DBLCLICK_RIGHT, "mouserightdoubleclick");
}
else
{
ret = pNearest->SendEvent(GUIM_MOUSE_RELEASE_RIGHT, "mouserightrelease");
}
}
break;
}
// Reset all states on all visible objects
GUI<>::RecurseObject(GUIRR_HIDDEN, m_BaseObject,
&IGUIObject::ResetStates);
// It will have reset the mouse over of the current hovered, so we'll
// have to restore that
if (pNearest)
pNearest->m_MouseHovering = true;
}
}
catch (PSERROR_GUI& e)
{
UNUSED2(e);
debug_warn(L"CGUI::HandleEvent error");
// TODO Gee: Handle
}
// BUTTONUP's effect on m_MouseButtons is handled after
// everything else, so that e.g. 'press' handlers (activated
// on button up) see which mouse button had been pressed.
if (ev->ev.type == SDL_MOUSEBUTTONUP)
{
switch (ev->ev.button.button)
{
case SDL_BUTTON_LEFT:
case SDL_BUTTON_RIGHT:
case SDL_BUTTON_MIDDLE:
m_MouseButtons &= ~Bit<unsigned int>(ev->ev.button.button);
break;
default:
break;
}
}
// Restore m_MousePos (for delayed mouse button events)
if (ev->ev.type == SDL_MOUSEBUTTONDOWN || ev->ev.type == SDL_MOUSEBUTTONUP)
{
m_MousePos = oldMousePos;
}
// Handle keys for input boxes
if (GetFocusedObject())
{
if (
(ev->ev.type == SDL_KEYDOWN &&
ev->ev.key.keysym.sym != SDLK_ESCAPE &&
!g_keys[SDLK_LCTRL] && !g_keys[SDLK_RCTRL] &&
!g_keys[SDLK_LALT] && !g_keys[SDLK_RALT])
|| ev->ev.type == SDL_HOTKEYDOWN
)
{
ret = GetFocusedObject()->ManuallyHandleEvent(ev);
}
// else will return IN_PASS because we never used the button.
}
return ret;
}
// Main window program
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprev, PSTR cmdline, int ishow)
{
HWND hwnd = NULL;
MSG msg = {0};
WNDCLASSEX wndclassex = {0};
// Init fields we care about
wndclassex.cbSize = sizeof(WNDCLASSEX); // Always set to size of WNDCLASSEX
wndclassex.style = CS_HREDRAW | CS_VREDRAW;
wndclassex.lpfnWndProc = WinProc;
wndclassex.hInstance = hinstance;
wndclassex.lpszClassName = kClassName;
wndclassex.hCursor = (HCURSOR)LoadImage(NULL, MAKEINTRESOURCE(IDC_ARROW),
IMAGE_CURSOR, 0, 0, LR_SHARED);
RegisterClassEx(&wndclassex); // Register the WNDCLASSEX
RECT rect = { 0, 0, kWinWid, kWinHgt }; // Desired window client rect
DWORD winStyleEx = WS_EX_CLIENTEDGE;
DWORD winStyle = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME |
WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
// Adjust window rect so it gives us our desired client rect when we
// create the window
AdjustWindowRectEx(&rect, winStyle, false, winStyleEx);
// Create the window
hwnd = CreateWindowEx(winStyleEx, // Window extended style
kClassName,
"www.GameTutorials.com -- D3D Vertex Buffers",
winStyle, // Window style
CW_USEDEFAULT,
CW_USEDEFAULT,
rect.right - rect.left,
rect.bottom - rect.top,
NULL,
NULL,
hinstance,
NULL);
// Get the client rect and make sure our client is the size we want
GetClientRect(hwnd, &rect);
assert(rect.right == kWinWid && rect.bottom == kWinHgt);
// Init our global 3D object
if(g3D->init(hwnd) == false)
return EXIT_FAILURE; // There's been an error, lets get out of this joint
if(gTexture.load("Texture.jpg") == false)
return EXIT_FAILURE; // There's been an error, lets get out of this joint
// Create and set the vertex buffer in our CD3DMesh object
if(gQuad.setVertexData(gQuadVertexData, kMaxVerts) == false)
return EXIT_FAILURE; // This is bad! The tutorial is officially broken
// Set the perspective matrix once because it will never change
g3D->setProjMatrix(DEG2RAD(60), (float)rect.right / (float)rect.bottom, 1.0f, 8192.0f);
// We set up our view matrix once because it will never change
g3D->setViewMatrix(CPos(0.0f, 0.0f, -5.0f), CPos(0.0f, 0.0f, 0.0f));
ShowWindow(hwnd, ishow);
UpdateWindow(hwnd);
while(1) // While the app is running
{
if(PeekMessage(&msg,NULL,0,0,PM_REMOVE)) // Handle messages from the OS
{
if(msg.message == WM_QUIT)
break;
TranslateMessage(&msg);
DispatchMessage(&msg);
}
else if(LockFrameRate()) // If it is time to draw, do so
{
g3D->begin(); // Begin the scene
g3D->clear(); // Clear the Z-buffer
gTexture.select(); // Select the texture to be used
// Render the textured quad
gQuad.render();
g3D->end(); // End the scene
}
else
Sleep(1); // Give the OS a slice of time to process other things
} // end of while(1)
g3D->deinit(); // Free up CD3DObj
UnregisterClass(kClassName, hinstance); // Free up WNDCLASSEX
return EXIT_SUCCESS; // Application was a success
}
// Our Win32 main
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprev, PSTR cmdline, int ishow)
{
HWND hwnd = NULL; // Handle to our window
MSG msg = {0};
WNDCLASSEX wndclassex = {0};
// Init fields we care about
wndclassex.cbSize = sizeof(WNDCLASSEX); // Always set to size of WNDCLASSEX
wndclassex.style = CS_HREDRAW | CS_VREDRAW;
wndclassex.lpfnWndProc = WinProc;
wndclassex.hInstance = hinstance;
wndclassex.lpszClassName = kClassName;
wndclassex.hCursor = (HCURSOR)LoadImage(NULL, MAKEINTRESOURCE(IDC_ARROW),
IMAGE_CURSOR, 0, 0, LR_SHARED);
RegisterClassEx(&wndclassex); // Register the WNDCLASSEX
RECT rect = { 0, 0, kWinWid, kWinHgt }; // Desired window client rect
DWORD winStyleEx = WS_EX_CLIENTEDGE;
DWORD winStyle = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME;
// Adjust window rect so it gives us our desired client rect when we
// create the window
AdjustWindowRectEx(&rect, winStyle, false, winStyleEx);
// Create the window
hwnd = CreateWindowEx(winStyleEx,
kClassName,
"www.GameTutorials.com -- Render Targets",
winStyle,
CW_USEDEFAULT,
CW_USEDEFAULT,
rect.right - rect.left,
rect.bottom - rect.top,
NULL,
NULL,
hinstance,
NULL);
// Get the client rect and make sure our client is the size we want
GetClientRect(hwnd, &rect);
assert(rect.right == kWinWid && rect.bottom == kWinHgt);
// Init our global 3D object
if(g3D->init(hwnd) == false)
return EXIT_FAILURE; // There's been an error, lets get out of this joint
if(!gBlurTexture1.createRenderTexture(256, 256, D3DFMT_A8R8G8B8))
return false; // Couldn't create a off screen texture to render to
if(!gBlurTexture2.createRenderTexture(256, 256, D3DFMT_A8R8G8B8))
return false; // Couldn't create a off screen texture to render to
if(!gDiffTex.load("texture.jpg"))
return false;
if(!gRenderTarget.init(256, 256, D3DFMT_A8R8G8B8, D3DFMT_D24S8))
return false; // Couldn't create a render texture... Does your video card support this?
Make3x3GuassianDistribution();
// Set up our projection matrix once because it will not change
g3D->setProjMatrix(DEG2RAD(60), 1.0f, 2048.0f);
// We set up our view matrix once because it will never change
g3D->setViewMatrix(kEyePos, CPos(0.0f, 0.0f, 0.0f));
g3D->mShader->SetFloatArray("gEyePos", &kEyePos.x, 3); // Set the camera's eye position
g3D->mShader->SetFloatArray("gBlurWeights", gBlurWeights, 9); // Gaussian blur weights
// Show and update the window
ShowWindow(hwnd, ishow);
UpdateWindow(hwnd);
while(1) // While the app is alive
{
if(PeekMessage(&msg,NULL,0,0,PM_REMOVE)) // If the OS has a message for us
{
if(msg.message == WM_QUIT)
break;
TranslateMessage(&msg);
DispatchMessage(&msg);
}
else if(LockFrameRate()) // Else, if it's time to draw
{
// Render the off screen texture (created directly above) to another
// off screen texture using a Gaussian blur
if(gToggle)
Combined();
else
RenderSobelFilter();
// Render the two textures to the screen
RenderScene();
}
else
Sleep(1); // Otherwise, give the OS some time to process other programs
} // end of while(1)
g3D->deinit(); // Free up the D3D object
UnregisterClass(kClassName,hinstance); // Free up WNDCLASSEX
return EXIT_SUCCESS; // Application was a success
}
// Our Win32 main
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprev, PSTR cmdline, int ishow)
{
HWND hwnd = NULL; // Handle to our window
MSG msg = {0};
WNDCLASSEX wndclassex = {0};
// Init fields we care about
wndclassex.cbSize = sizeof(WNDCLASSEX); // Always set to size of WNDCLASSEX
wndclassex.style = CS_HREDRAW | CS_VREDRAW;
wndclassex.lpfnWndProc = WinProc;
wndclassex.hInstance = hinstance;
wndclassex.lpszClassName = kClassName;
wndclassex.hCursor = (HCURSOR)LoadImage(NULL, MAKEINTRESOURCE(IDC_ARROW),
IMAGE_CURSOR, 0, 0, LR_SHARED);
RegisterClassEx(&wndclassex); // Register the WNDCLASSEX
RECT rect = { 0, 0, kWinWid, kWinHgt }; // Desired window client rect
DWORD winStyleEx = WS_EX_CLIENTEDGE;
DWORD winStyle = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME;
// Adjust window rect so it gives us our desired client rect when we
// create the window
AdjustWindowRectEx(&rect, winStyle, false, winStyleEx);
// Create the window
hwnd = CreateWindowEx(winStyleEx,
kClassName,
"www.GameTutorials.com -- Shadow Mapping (HLSL)",
winStyle,
CW_USEDEFAULT,
CW_USEDEFAULT,
rect.right - rect.left,
rect.bottom - rect.top,
NULL,
NULL,
hinstance,
NULL);
// Get the client rect and make sure our client is the size we want
GetClientRect(hwnd, &rect);
assert(rect.right == kWinWid && rect.bottom == kWinHgt);
// Init our global 3D object
if(g3D->init(hwnd) == false)
return EXIT_FAILURE; // There's been an error, lets get out of this joint
if(!CreateSphere(0.05f, D3DCOLOR_XRGB(255,255,0), &gLight))
return false; // Couldn't create the sphere... Something very bad happened...
if(!CreateSphere(0.75f, D3DCOLOR_XRGB(0,128,64), &gSphere))
return false; // Couldn't create the sphere... Something very bad happened...
if(!CreateBox(1.0f, 2.0f, 1.0f, D3DCOLOR_XRGB(0, 128, 64), &gBox))
return false; // Couldn't create the box... This isn't good!
if(!CreateBox(16.0f, 0.05f, 16.0f, D3DCOLOR_XRGB(225, 225, 255), &gGround))
return false; // Couldn't create the ground... Time to bail
if(!gShadowMap.createRenderTexture(512, 512, D3DFMT_R32F))
return false; // Couldn't create a shadow map texture. Your video card
// probably doesn't support the D3DFMT_R32F format. You will need a beefier card to
// run this tutorial
if(!gRenderTarget.init(512, 512, D3DFMT_R32F, D3DFMT_D24S8))
return false; // Couldn't create a shadow map texture. Your video card doesn't support render
// targets or it probably doesn't support the D3DFMT_R32F format. You will need
// a beefier card to run this tutorial
// Set up our projection matrix once because it will not change
g3D->setProjMatrix(DEG2RAD(60), 1.0f, 2048.0f);
// We set up our view matrix once because it will never change
g3D->setViewMatrix(kEyePos, CPos(0.0f, 0.0f, 0.0f));
D3DXMATRIXA16 projMat;
// Create texture projection matrix
D3DXMatrixPerspectiveFovLH(&projMat, DEG2RAD(60), 1.0f, 0.1f, 100.0f);
// Set data in our shader that will never change
g3D->mShader->SetFloatArray("gLightProjMat", &projMat._11, 16);
g3D->mShader->SetFloatArray("gEyePos", &kEyePos.x, 3); // Set the camera's eye position
g3D->mShader->SetFloatArray("gDiffuse", &kDiffuse.r, 3); // Lights diffuse color
g3D->mShader->SetFloatArray("gSpecular", &kSpecular.r, 3); // Lights specular color
g3D->mShader->SetFloatArray("gAmbient", &kAmbient.r, 3); // Lights ambient color
// Show and update the window
ShowWindow(hwnd, ishow);
UpdateWindow(hwnd);
while(1) // While the app is alive
{
if(PeekMessage(&msg,NULL,0,0,PM_REMOVE)) // If the OS has a message for us
{
if(msg.message == WM_QUIT)
break;
TranslateMessage(&msg);
DispatchMessage(&msg);
}
else if(LockFrameRate()) // Else, if it's time to draw
{
static int angle = 0; // Stores the amount rotated in degrees
D3DXMATRIX tMat, rMat; // This will hold translation and rotation matrices
D3DXMATRIX wMat; // This will hold the world matrix of objects we want rendered
D3DXMATRIX shadowMat; // The matrix for projecting the shadow to a plane
// The light is going to potentially move, so we need to
// set it's position every frame
g3D->mShader->SetFloatArray("gLightPos", &gLightPos.x, 3);
// Render the shadow map
RenderShadowMap();
// Render the ground, box and sphere with shadows
RenderScene();
}
else
Sleep(1); // Otherwise, give the OS some time to process other programs
} // end of while(1)
gLight->Release(); // Free up the light
gSphere->Release(); // Free up the sphere
gBox->Release(); // Free up the box
gGround->Release(); // Free up the ground
g3D->deinit(); // Free up the D3D object
UnregisterClass(kClassName,hinstance); // Free up WNDCLASSEX
return EXIT_SUCCESS; // Application was a success
}
// Constants //
//////////////
const TCHAR kClassName[] = "GT_RayAABBCollision"; // WNDCLASSEX name
// Width and height of the window (specifically the client rect)
const int kWinWid = 800;
const int kWinHgt = 600;
//////////////
// Globals //
////////////
// Ray and plane used in the program
CRay gRay(CVector(0,0,0), CVector(0,1,0));
CAxisAlgnBB gAABB(CPos(-1,-1,-1), CPos(1,1,1));
bool LockFrameRate(int frameRate = 60); // Locks the frame rate
// The WinProc
LRESULT CALLBACK WinProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam);
// WinMain
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprev, PSTR cmdline, int ishow)
{
HWND hwnd = NULL;
MSG msg = {0};
WNDCLASSEX wndclassex = {0};
// Init fields we care about
wndclassex.cbSize = sizeof(WNDCLASSEX); // Always set to size of WNDCLASSEX
void CList::DrawList(const int& selected, const CStr& _sprite, const CStr& _sprite_selected, const CStr& _textcolor)
{
float bz = GetBufferedZ();
// First call draw on ScrollBarOwner
bool scrollbar;
GUI<bool>::GetSetting(this, "scrollbar", scrollbar);
if (scrollbar)
IGUIScrollBarOwner::Draw();
if (GetGUI())
{
CRect rect = GetListRect();
CGUISpriteInstance* sprite = NULL;
CGUISpriteInstance* sprite_selectarea = NULL;
int cell_id;
GUI<CGUISpriteInstance>::GetSettingPointer(this, _sprite, sprite);
GUI<CGUISpriteInstance>::GetSettingPointer(this, _sprite_selected, sprite_selectarea);
GUI<int>::GetSetting(this, "cell_id", cell_id);
CGUIList* pList;
GUI<CGUIList>::GetSettingPointer(this, "list", pList);
GetGUI()->DrawSprite(*sprite, cell_id, bz, rect);
float scroll = 0.f;
if (scrollbar)
scroll = GetScrollBar(0).GetPos();
if (selected != -1)
{
ENSURE(selected >= 0 && selected+1 < (int)m_ItemsYPositions.size());
// Get rectangle of selection:
CRect rect_sel(rect.left, rect.top + m_ItemsYPositions[selected] - scroll,
rect.right, rect.top + m_ItemsYPositions[selected+1] - scroll);
if (rect_sel.top <= rect.bottom &&
rect_sel.bottom >= rect.top)
{
if (rect_sel.bottom > rect.bottom)
rect_sel.bottom = rect.bottom;
if (rect_sel.top < rect.top)
rect_sel.top = rect.top;
if (scrollbar)
{
// Remove any overlapping area of the scrollbar.
if (rect_sel.right > GetScrollBar(0).GetOuterRect().left &&
rect_sel.right <= GetScrollBar(0).GetOuterRect().right)
rect_sel.right = GetScrollBar(0).GetOuterRect().left;
if (rect_sel.left >= GetScrollBar(0).GetOuterRect().left &&
rect_sel.left < GetScrollBar(0).GetOuterRect().right)
rect_sel.left = GetScrollBar(0).GetOuterRect().right;
}
GetGUI()->DrawSprite(*sprite_selectarea, cell_id, bz+0.05f, rect_sel);
}
}
CColor color;
GUI<CColor>::GetSetting(this, _textcolor, color);
for (size_t i = 0; i < pList->m_Items.size(); ++i)
{
if (m_ItemsYPositions[i+1] - scroll < 0 ||
m_ItemsYPositions[i] - scroll > rect.GetHeight())
continue;
// Clipping area (we'll have to substract the scrollbar)
CRect cliparea = GetListRect();
if (scrollbar)
{
if (cliparea.right > GetScrollBar(0).GetOuterRect().left &&
cliparea.right <= GetScrollBar(0).GetOuterRect().right)
cliparea.right = GetScrollBar(0).GetOuterRect().left;
if (cliparea.left >= GetScrollBar(0).GetOuterRect().left &&
cliparea.left < GetScrollBar(0).GetOuterRect().right)
cliparea.left = GetScrollBar(0).GetOuterRect().right;
}
DrawText(i, color, rect.TopLeft() - CPos(0.f, scroll - m_ItemsYPositions[i]), bz+0.1f, cliparea);
}
}
}
// Constants //
//////////////
const char kClassName[] = "GT_RayPlaneCollision"; // WNDCLASSEX name
// Width and height of the window (specifically the client rect)
const int kWinWid = 800;
const int kWinHgt = 600;
//////////////
// Globals //
////////////
// Ray and plane used in the program
CRay gRay(CVector(0,-1,0), CVector(0,1,0));
CPlane gPlane(CVector(0.0f, -1.0f, 0.0f), CPos(0, 0, 0));
bool LockFrameRate(int frame_rate = 60); // Locks the frame rate
// The WinProc
LRESULT CALLBACK WinProc(HWND hwnd, UINT message, WPARAM wparam, LPARAM lparam);
// WinMain
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprev, PSTR cmdline, int ishow)
{
HWND hwnd = NULL;
MSG msg = {0};
WNDCLASSEX wndclassex = {0};
// Init fields we care about
wndclassex.cbSize = sizeof(WNDCLASSEX); // Always set to size of WNDCLASSEX
// Main window program
int WINAPI WinMain(HINSTANCE hinstance, HINSTANCE hprev, PSTR cmdline, int ishow)
{
HWND hwnd = NULL;
MSG msg = {0};
WNDCLASSEX wndclassex = {0};
// Init fields we care about
wndclassex.cbSize = sizeof(WNDCLASSEX); // Always set to size of WNDCLASSEX
wndclassex.style = CS_HREDRAW | CS_VREDRAW;
wndclassex.lpfnWndProc = WinProc;
wndclassex.hInstance = hinstance;
wndclassex.lpszClassName = kClassName;
wndclassex.hCursor = (HCURSOR)LoadImage(NULL, MAKEINTRESOURCE(IDC_ARROW),
IMAGE_CURSOR, 0, 0, LR_SHARED);
RegisterClassEx(&wndclassex); // Register the WNDCLASSEX
RECT rect = { 0, 0, kWinWid, kWinHgt }; // Desired window client rect
DWORD winStyleEx = WS_EX_CLIENTEDGE;
DWORD winStyle = WS_OVERLAPPED | WS_CAPTION | WS_SYSMENU | WS_THICKFRAME |
WS_CLIPCHILDREN | WS_CLIPSIBLINGS;
// Adjust window rect so it gives us our desired client rect when we
// create the window
AdjustWindowRectEx(&rect, winStyle, false, winStyleEx);
// Create the window
hwnd = CreateWindowEx(winStyleEx, // Window extended style
kClassName,
"www.GameTutorials.com -- D3D Fog",
winStyle, // Window style
CW_USEDEFAULT,
CW_USEDEFAULT,
rect.right - rect.left,
rect.bottom - rect.top,
NULL,
NULL,
hinstance,
NULL);
// Init our global 3D object
if(g3D->init(hwnd) == false)
return EXIT_FAILURE; // There's been an error, lets get out of this joint
// Get the client rect and make sure our client is the size we want
GetClientRect(hwnd, &rect);
assert(rect.right == kWinWid && rect.bottom == kWinHgt);
// We set up our projection matrix once because it will never change
g3D->setProjMatrix(DEG2RAD(60), (float)rect.right / (float)rect.bottom, 1.0f, 8192.0f);
// If we can initialize the fog, exit the application
if(!InitFog())
return EXIT_FAILURE;
ShowCursor(FALSE); // Hide cursor
ShowWindow(hwnd, ishow);
UpdateWindow(hwnd);
// Slam the cursor to the middle of the screen
SetCursorPos(GetSystemMetrics(SM_CXSCREEN) >> 1, GetSystemMetrics(SM_CYSCREEN) >> 1);
// While the app is running...
while(1)
{
if(PeekMessage(&msg,NULL,0,0,PM_REMOVE)) // Handle messages from the OS
{
if(msg.message == WM_QUIT)
break;
TranslateMessage(&msg);
DispatchMessage(&msg);
}
else if(LockFrameRate()) // Otherwise if it's time to draw
{
static float angle = 0; // Angle of rotation
D3DXMATRIX wMat; // World matrix
CameraMouseInput(); // Move camera via the mouse
// Set the world view to the current camera view
g3D->setViewMatrix(gCamera);
g3D->begin(); // Begin drawing
g3D->clear(kFogColor); // Clear the screen to the fog color
// Rotate around the Y-axis
g3D->setWorldMatrix(D3DXMatrixRotationY(&wMat, DEG2RAD(++angle)));
// Draw 4 cubes
DrawCube(CPos(2,0,0), 0.5f, D3DCOLOR_ARGB(255, 255, 0, 0));
DrawCube(CPos(-2,0,0), 0.5f, D3DCOLOR_ARGB(255, 255, 0, 0));
DrawCube(CPos(0,0,2), 0.5f, D3DCOLOR_ARGB(255, 255, 0, 0));
DrawCube(CPos(0,0,-2), 0.5f, D3DCOLOR_ARGB(255, 255, 0, 0));
// Draw the grid
g3D->setWorldMatrix(D3DXMatrixIdentity(&wMat));
DrawGrid(CPos(0,-2,0), 32, D3DCOLOR_ARGB(255, 0, 200, 0));
g3D->end(); // Finish drawing
}
else
Sleep(1); // Give the OS a tiny bit of time to process other things
} // end of while(1)
ShowCursor(TRUE); // Reshow cursor
g3D->deinit(); // Free up CD3DObj
UnregisterClass(kClassName,hinstance); // Free up WNDCLASSEX
return EXIT_SUCCESS; // Application was a success
}
CPos CRect::TopRight() const
{
return CPos(right, top);
}
