1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/.hgignore	Thu Oct 17 02:54:07 2019 +0300
     1.3 @@ -0,0 +1,4 @@
     1.4 +\.swp
     1.5 +\.d
     1.6 +\.o
     1.7 +\.exe

     2.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     2.2 +++ b/Makefile	Thu Oct 17 02:54:07 2019 +0300
     2.3 @@ -0,0 +1,13 @@
     2.4 +src = $(wildcard src/*.c)
     2.5 +obj = $(src:.c=.o)
     2.6 +bin = test.exe
     2.7 +
     2.8 +CFLAGS = -pedantic -Wall -g
     2.9 +LDFLAGS = -mwindows -lopengl32 -lwinmm
    2.10 +
    2.11 +$(bin): $(obj)
    2.12 +	$(CC) -o $@ $(obj) $(LDFLAGS)
    2.13 +
    2.14 +.PHONY: clean
    2.15 +clean:
    2.16 +	rm -f $(obj) $(bin)

     3.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     3.2 +++ b/src/main.c	Thu Oct 17 02:54:07 2019 +0300
     3.3 @@ -0,0 +1,188 @@
     3.4 +#include <stdio.h>
     3.5 +#include <string.h>
     3.6 +#include <windows.h>
     3.7 +#include <GL/gl.h>
     3.8 +
     3.9 +#define WCNAME	"livebg_test"
    3.10 +
    3.11 +void draw(void);
    3.12 +HWND create_window(int width, int height);
    3.13 +int init_gl(void);
    3.14 +long CALLBACK handle_events(HWND win, unsigned int msg, WPARAM wparam, LPARAM lparam);
    3.15 +
    3.16 +HWND win;
    3.17 +HDC dc;
    3.18 +HGLRC ctx;
    3.19 +int wcreg, quit;
    3.20 +unsigned long start_time;
    3.21 +
    3.22 +int WINAPI WinMain(HINSTANCE hinst, HINSTANCE hprev, char *cmdline, int cmdshow)
    3.23 +{
    3.24 +	MSG msg;
    3.25 +
    3.26 +	if(!(win = create_window(400, 300))) {
    3.27 +		return 1;
    3.28 +	}
    3.29 +	if(init_gl() == -1) {
    3.30 +		DestroyWindow(win);
    3.31 +		return 1;
    3.32 +	}
    3.33 +
    3.34 +	start_time = timeGetTime();
    3.35 +
    3.36 +	for(;;) {
    3.37 +		while(PeekMessage(&msg, 0, 0, 0, PM_REMOVE)) {
    3.38 +			TranslateMessage(&msg);
    3.39 +			DispatchMessage(&msg);
    3.40 +
    3.41 +			if(quit) goto done;
    3.42 +		}
    3.43 +
    3.44 +		draw();
    3.45 +		Sleep(10);
    3.46 +	}
    3.47 +done:
    3.48 +
    3.49 +	if(wcreg) {
    3.50 +		UnregisterClass(WCNAME, hinst);
    3.51 +	}
    3.52 +	return 0;
    3.53 +}
    3.54 +
    3.55 +void draw(void)
    3.56 +{
    3.57 +	float tm = (timeGetTime() - start_time) / 1000.0f;
    3.58 +	glClearColor(0.1, 0.1, 0.1, 1);
    3.59 +	glClear(GL_COLOR_BUFFER_BIT);
    3.60 +
    3.61 +	glMatrixMode(GL_MODELVIEW);
    3.62 +	glLoadIdentity();
    3.63 +	glRotatef(tm * 10.0f, 0, 0, 1);
    3.64 +
    3.65 +	glBegin(GL_TRIANGLES);
    3.66 +	glColor3f(1, 0, 0);
    3.67 +	glVertex2f(-0.5, -0.5);
    3.68 +	glColor3f(0, 1, 0);
    3.69 +	glVertex2f(0.5, -0.5);
    3.70 +	glColor3f(0, 0, 1);
    3.71 +	glVertex2f(0, 0.68);
    3.72 +	glEnd();
    3.73 +
    3.74 +	SwapBuffers(dc);
    3.75 +}
    3.76 +
    3.77 +HWND fadewin;
    3.78 +
    3.79 +int CALLBACK match_win(HWND win, LPARAM lparam)
    3.80 +{
    3.81 +	HWND shwin = FindWindowEx(win, 0, "SHELLDLL_DefView", 0);
    3.82 +	if(shwin) {
    3.83 +		fadewin = FindWindowEx(0, shwin, "WorkerW", 0);
    3.84 +	}
    3.85 +	return 1;
    3.86 +}
    3.87 +
    3.88 +HWND create_window(int width, int height)
    3.89 +{
    3.90 +	HINSTANCE hinst;
    3.91 +	HWND win, parent = 0;
    3.92 +	HWND pgman_win;
    3.93 +	unsigned int style;
    3.94 +	RECT rect;
    3.95 +
    3.96 +	hinst = GetModuleHandle(0);
    3.97 +
    3.98 +	if(!wcreg) {
    3.99 +		WNDCLASSEX wc;
   3.100 +		memset(&wc, 0, sizeof wc);
   3.101 +		wc.cbSize = sizeof wc;
   3.102 +		wc.style = CS_HREDRAW | CS_VREDRAW | CS_OWNDC;
   3.103 +		wc.lpfnWndProc = handle_events;
   3.104 +		wc.hInstance = hinst;
   3.105 +		wc.hIcon = wc.hIconSm = LoadIcon(0, IDI_APPLICATION);
   3.106 +		wc.hCursor = LoadCursor(0, IDC_ARROW);
   3.107 +		wc.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH);
   3.108 +		wc.lpszClassName = WCNAME;
   3.109 +		RegisterClassEx(&wc);
   3.110 +		wcreg = 1;
   3.111 +	}
   3.112 +
   3.113 +	if((pgman_win = FindWindow("Progman", 0))) {
   3.114 +		parent = pgman_win;
   3.115 +		GetWindowRect(pgman_win, &rect);
   3.116 +		//width = rect.right - rect.left;
   3.117 +		//height = rect.bottom - rect.top;
   3.118 +
   3.119 +		/*
   3.120 +		SendMessage(pgman_win, 0x52c, 0, 0);
   3.121 +
   3.122 +		fadewin = 0;
   3.123 +		EnumWindows(match_win, 0);
   3.124 +		if(fadewin) {
   3.125 +			//ShowWindow(fadewin, 0);
   3.126 +		}
   3.127 +		*/
   3.128 +	}
   3.129 +
   3.130 +	style = parent ? WS_CHILD : WS_POPUP;
   3.131 +	if(!(win = CreateWindow(WCNAME, WCNAME, style | WS_VISIBLE, 0, 0, width, height,
   3.132 +					parent, 0, hinst, 0))) {
   3.133 +		fprintf(stderr, "failed to create window\n");
   3.134 +		return 0;
   3.135 +	}
   3.136 +	dc = GetDC(win);
   3.137 +	return win;
   3.138 +}
   3.139 +
   3.140 +int init_gl(void)
   3.141 +{
   3.142 +	int pixfmt;
   3.143 +	PIXELFORMATDESCRIPTOR pfd;
   3.144 +
   3.145 +	memset(&pfd, 0, sizeof pfd);
   3.146 +	pfd.nSize = sizeof pfd;
   3.147 +	pfd.nVersion = 1;
   3.148 +	pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
   3.149 +	pfd.iPixelType = PFD_TYPE_RGBA;
   3.150 +	pfd.cColorBits = 24;
   3.151 +	pfd.cDepthBits = 32;
   3.152 +	pfd.iLayerType = PFD_MAIN_PLANE;
   3.153 +
   3.154 +	if(!(pixfmt = ChoosePixelFormat(dc, &pfd))) {
   3.155 +		fprintf(stderr, "failed to find a suitable pixel format\n");
   3.156 +		return -1;
   3.157 +	}
   3.158 +	SetPixelFormat(dc, pixfmt, &pfd);
   3.159 +
   3.160 +	if(!(ctx = wglCreateContext(dc))) {
   3.161 +		fprintf(stderr, "failed to create an OpenGL context\n");
   3.162 +		return -1;
   3.163 +	}
   3.164 +	wglMakeCurrent(dc, ctx);
   3.165 +	return 0;
   3.166 +}
   3.167 +
   3.168 +long CALLBACK handle_events(HWND win, unsigned int msg, WPARAM wparam, LPARAM lparam)
   3.169 +{
   3.170 +	switch(msg) {
   3.171 +	case WM_PAINT:
   3.172 +		ValidateRect(win, 0);
   3.173 +		break;
   3.174 +
   3.175 +	case WM_CLOSE:
   3.176 +		DestroyWindow(win);
   3.177 +		break;
   3.178 +
   3.179 +	case WM_DESTROY:
   3.180 +		PostQuitMessage(0);
   3.181 +		break;
   3.182 +
   3.183 +	case WM_QUIT:
   3.184 +		quit = 1;
   3.185 +		break;
   3.186 +
   3.187 +	default:
   3.188 +		return DefWindowProc(win, msg, wparam, lparam);
   3.189 +	}
   3.190 +	return 0;
   3.191 +}