void VID_Update(void)
{
DrawPic32(10, 10, 48, 56, CharData+8);
HDC dc = GetDC(MainWindow); // device context for the client space (the canvas) of the window
StretchDIBits(dc,
0, 0, WindowWidth, WindowHeight, // window coordinates
0, 0, Vid.BufferWidth, Vid.BufferHeight, // source coordinate (same)
(void *)Vid.BackBuffer, (BITMAPINFO*)&BitMapInfo,
DIB_RGB_COLORS, SRCCOPY);
ReleaseDC(MainWindow, dc);
}
int CALLBACK WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
{
// define our window class
WNDCLASSEX wc = { 0 };
wc.cbSize = sizeof(wc);
wc.lpfnWndProc = WindowProc;
wc.hInstance = hInstance;
wc.lpszClassName = "Module 3";
RegisterClassExA(&wc);
DWORD dwExStyle = 0;
DWORD dwStyle = WS_OVERLAPPEDWINDOW;
//BOOL Fullscreen = FALSE;
//
//if (Fullscreen)
//{
// DEVMODE dmScreenSettings = { 0 };
// dmScreenSettings.dmSize = sizeof(dmScreenSettings);
// dmScreenSettings.dmPelsWidth = BufferWidth;
// dmScreenSettings.dmPelsHeight = BufferHeight;
// dmScreenSettings.dmBitsPerPel = 32;
// dmScreenSettings.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
//
// if (ChangeDisplaySettings(&dmScreenSettings, CDS_FULLSCREEN) == //DISP_CHANGE_SUCCESSFUL)
// {
// dwExStyle = WS_EX_APPWINDOW;
// dwStyle = WS_POPUP;
// }
// else
// {
// Fullscreen = FALSE;
// }
//}
// create rectangle for window
RECT r = { 0 };
r.right = WindowWidth;
r.bottom = WindowHeight;
AdjustWindowRectEx(&r, dwStyle, 0, dwExStyle);
// create our window
HWND MainWindow = CreateWindowEx(
dwExStyle, "Module 3",
"Lesson 3.5", dwStyle,
CW_USEDEFAULT, CW_USEDEFAULT,
r.right - r.left, r.bottom - r.top,
NULL, NULL,
hInstance, 0);
//if (Fullscreen)
// SetWindowLong(MainWindow, GWL_STYLE, 0);
ShowWindow(MainWindow, nShowCmd);
// define our bitmap info
BitMapInfo.bmiHeader.biSize = sizeof(BitMapInfo.bmiHeader);
BitMapInfo.bmiHeader.biWidth = BufferWidth;
BitMapInfo.bmiHeader.biHeight = -BufferHeight;
BitMapInfo.bmiHeader.biPlanes = 1;
BitMapInfo.bmiHeader.biBitCount = 8 * BytesPerPixel;
BitMapInfo.bmiHeader.biCompression = BI_RGB;
BackBuffer = malloc(BufferWidth * BufferHeight * BytesPerPixel);
//if (BytesPerPixel == 1)
{
FILE *Palette = fopen("palette.lmp", "rb");
void *RawData = malloc(256 * 3);
unsigned char* PaletteData = RawData;
size_t Ret = fread(PaletteData, 1, 768, Palette);
for (int i = 0; i < 256; i++)
{
BitMapInfo.acolors[i].rgbRed = *PaletteData++;
BitMapInfo.acolors[i].rgbGreen = *PaletteData++;
BitMapInfo.acolors[i].rgbBlue = *PaletteData++;
}
free(RawData);
fclose(Palette);
}
FILE * Disc = fopen("DISC.lmp", "rb");
int DiscWidth, DiscHeight;
size_t RetVal = fread(&DiscWidth, 1, 4, Disc);
RetVal = fread(&DiscHeight, 1, 4, Disc);
void* DiscData = malloc(DiscWidth * DiscHeight);
RetVal = fread(DiscData, 1, DiscWidth * DiscHeight, Disc);
fclose(Disc);
FILE *Pause = fopen("pause.lmp", "rb");
int PauseWidth, PauseHeight;
RetVal = fread(&PauseWidth, 1, 4, Pause);
RetVal = fread(&PauseHeight, 1, 4, Pause);
void *PauseData = malloc(PauseWidth * PauseHeight);
RetVal = fread(PauseData, 1, PauseWidth * PauseHeight, Pause);
fclose(Pause);
MSG msg;
while (Running)
{
while (PeekMessage(&msg, 0, 0, 0, PM_REMOVE))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
if (BytesPerPixel == 4)
{
int *MemoryWalker = (int*)BackBuffer;
for (int Height = 0; Height < BufferHeight; Height++)
{
for (int Width = 0; Width < BufferWidth; Width++)
{
unsigned char Red = rand() % 256;
unsigned char Green = rand() % 256;
unsigned char Blue = rand() % 256;
*MemoryWalker++ = ((Red << 16) | (Green << 8) | Blue);
}
}
DrawPic32(10, 10, DiscWidth, DiscHeight, DiscData, BackBuffer);
DrawPic32(100, 100, PauseWidth, PauseHeight, PauseData, BackBuffer);
//DrawRect(10, 10, 300, 150, 255, 0, 255, BackBuffer);
}
else if (BytesPerPixel == 1)
{
unsigned char *MemoryWalker = BackBuffer;
for (int Height = 0; Height < BufferHeight; Height++)
{
for (int Width = 0; Width < BufferWidth; Width++)
{
*MemoryWalker++ = rand() % 256;
}
}
//DrawPic8(10, 10, DiscWidth, DiscHeight, DiscData, BackBuffer);
//DrawPic8(100, 100, PauseWidth, PauseHeight, PauseData, BackBuffer);
//DrawRect8(10, 10, 300, 150, 1, BackBuffer);
}
HDC dc = GetDC(MainWindow);
StretchDIBits(dc,
0, 0, WindowWidth, WindowHeight,
0, 0, BufferWidth, BufferHeight,
BackBuffer, (BITMAPINFO*)&BitMapInfo,
DIB_RGB_COLORS, SRCCOPY);
ReleaseDC(MainWindow, dc);
}
free(BackBuffer);
free(DiscData);
free(PauseData);
return EXIT_SUCCESS;
}
