Random fixes and additions. Progress with xlib
This commit is contained in:
209
src/main.c
209
src/main.c
@@ -114,10 +114,217 @@ int main() {
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#ifdef __linux__
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#include <GL/glx.h>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/cursorfont.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <stdlib.h>
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#include "log.h"
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#include "DynString.h"
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void print_pixmap_format_values(const XPixmapFormatValues* px) {
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puts("{");
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printf(" depth : %d\n", px->depth);
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printf(" bits_per_pixel: %d\n", px->bits_per_pixel);
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printf(" scanline_pad : %d\n", px->scanline_pad);
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puts("}");
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}
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void print_visual_info(const XVisualInfo* vi) {
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puts("{");
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printf(" visual : %p\n", vi->visual);
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printf(" visualid : %lu\n", vi->visualid);
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printf(" screen : %d\n", vi->screen);
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printf(" depth : %u\n", vi->depth);
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printf(" class : %d\n", vi->class);
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printf(" red_mask : %lu\n", vi->red_mask);
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printf(" green_mask : %lu\n", vi->green_mask);
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printf(" blue_mask : %lu\n", vi->blue_mask);
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printf(" colormap_size: %d\n", vi->colormap_size);
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printf(" bits_per_rgb : %d\n", vi->bits_per_rgb);
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puts("}");
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}
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void print_info(Display* display) {
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const int screen_num = DefaultScreen(display);
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Colormap color_map = DefaultColormap(display, screen_num);
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int default_depth = DefaultDepth(display, screen_num);
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int depths_count = 0;
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int* depths = XListDepths(display, screen_num, &depths_count);
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if (depths == NULL) {
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LOG_FATAL("XListDepths failed");
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}
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int cells = DisplayCells(display, screen_num);
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int color_depth = DisplayPlanes(display, screen_num);
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char* display_string = DisplayString(display);
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int queue_length = QLength(display);
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int screen_count = ScreenCount(display);
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char* server_vendor = ServerVendor(display);
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int vendor_release = VendorRelease(display);
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printf("DefaultScreen : %d\n", screen_num);
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printf("DefaultColormap: %lu\n", color_map);
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printf("DefaultDepth : %d\n", default_depth);
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printf("XListDepths : ");
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for (int i = 0; i < depths_count; i++) {
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printf("%d ", depths[i]);
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}
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puts("");
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printf("DisplayCells : %d\n", cells);
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printf("DisplayPlanes : %d\n", color_depth);
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printf("DisplayString : %s\n", display_string);
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printf("QLength : %d\n", queue_length);
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printf("ScreenCount : %d\n", screen_count);
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printf("ServerVendor : %s\n", server_vendor);
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printf("VendorRelease : %d\n", vendor_release);
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XFree(depths);
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int d_supported_pixmap_formats_n = 0;
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XPixmapFormatValues* d_supported_pixmap_formats = XListPixmapFormats(display, &d_supported_pixmap_formats_n);
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if (d_supported_pixmap_formats == NULL) {
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LOG_FATAL("XListPixmapFormats failed");
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}
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int img_byte_order = ImageByteOrder(display);
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int bitmap_unit = XBitmapUnit(display);
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int bitmap_bit_order = BitmapBitOrder(display);
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int bitmap_pad = BitmapPad(display);
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int s_height_px = DisplayHeight(display, screen_num);
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int s_height_mm = DisplayHeightMM(display, screen_num);
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int s_width_px = DisplayWidth(display, screen_num);
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int s_width_mm = DisplayWidthMM(display, screen_num);
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puts("");
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printf("XListPixmapFormats (%d):\n", d_supported_pixmap_formats_n);
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for (int i = 0; i < d_supported_pixmap_formats_n; i++) {
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print_pixmap_format_values(d_supported_pixmap_formats + i);
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}
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printf("ImageByteOrder : %s\n", img_byte_order == LSBFirst ? "LSBFirst" : "MSBFirst");
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printf("XBitmapUnit : %d\n", bitmap_unit);
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printf("BitmapBitOrder : %s\n", bitmap_bit_order == LSBFirst ? "LSBFirst" : "MSBFirst");
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printf("BitmapPad : %d\n", bitmap_pad);
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printf("DisplayHeight (DefaultScreen): %d\n", s_height_px);
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printf("DisplayHeightMM (DefaultScreen): %d\n", s_height_mm);
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printf("DisplayWidth (DefaultScreen): %d\n", s_width_px);
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printf("DisplayWidthMM (DefaultScreen): %d\n", s_width_mm);
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XFree(d_supported_pixmap_formats);
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Screen* screen = ScreenOfDisplay(display, screen_num);
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unsigned long s_black_pixel = BlackPixelOfScreen(screen);
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unsigned long s_white_pixel = WhitePixelOfScreen(screen);
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int s_cells = CellsOfScreen(screen);
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int s_default_depth = DefaultDepthOfScreen(screen);
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int does_backing_store = DoesBackingStore(screen);
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bool does_save_unders = DoesSaveUnders(screen);
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int s_max_colormaps = MaxCmapsOfScreen(screen);
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int s_min_colormaps = MinCmapsOfScreen(screen);
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int s_planes_n = PlanesOfScreen(screen);
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puts("\n(Default Screen)");
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printf("BlackPixelOfScreen : %lu\n", s_black_pixel);
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printf("WhitePixelOfScreen : %lu\n", s_white_pixel);
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printf("CellsOfScreen : %d\n", s_cells);
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printf("DefaultDepthOfScreen: %d\n", s_default_depth);
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printf("DoesBackingStore : %s\n", does_backing_store == WhenMapped ? "WhenMapped" : (does_backing_store == NotUseful ? "NotUseful" : "Always"));
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printf("DoesSaveUnders : %s\n", does_save_unders ? "true" : "false");
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printf("MaxCmapsOfScreen : %d\n", s_max_colormaps);
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printf("MinCmapsOfScreen : %d\n", s_min_colormaps);
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printf("PlanesOfScreen : %d\n", s_planes_n);
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puts("");
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}
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int main() {
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printf("Hello linux\n");
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Display* display = XOpenDisplay(NULL);
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if (display == NULL) {
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LOG_FATAL("XOpenDisplay failed.");
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}
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int err_base = 0;
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int event_base = 0;
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if (!glXQueryExtension(display, &err_base, &event_base)) {
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LOG_FATALF(
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"GLX extension not supported. err_base: %d, event_base: %d",
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err_base,
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event_base
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);
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}
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int glx_major = 0;
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int glx_minor = 0;
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if (glXQueryVersion(display, &glx_major, &glx_minor)) {
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printf("GLX Version %d.%d\n", glx_major, glx_minor);
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if (glx_minor < 1) {
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LOG_FATAL("GLX Version must be at least 1.1");
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}
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} else {
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LOG_ERROR("glXQueryVersion failed");
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}
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const char* glx_extensions_c_str = glXQueryExtensionsString(display, DefaultScreen(display));
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printf("glx_extensions_c_str: %s\n", glx_extensions_c_str);
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DynString glx_extensions_str = DynString_alloc(glx_extensions_c_str, strlen(glx_extensions_c_str));
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size_t glx_ext_n = 0;
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DynString* glx_extensions = DynString_split(&glx_extensions_str, " ", &glx_ext_n);
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printf("GLX extensions:\n");
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for (size_t i = 0; i < glx_ext_n; i++) {
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printf(" %s\n", DynString_c_str(glx_extensions + i));
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}
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// XVisualInfo visual_info = { 0 };
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// Status xstatus = XMatchVisualInfo(display, DefaultScreen(display), 32, TrueColor, &visual_info);
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// if (xstatus == 0) {
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// LOG_FATAL("XMatchVisualInfo failed");
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// }
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// printf("Matched visual:\n");
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// print_visual_info(&visual_info);
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//
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// Cursor cursor = XCreateFontCursor(display, XC_iron_cross);
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// XSetWindowAttributes win_attr = {
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// .background_pixel = 0x00000000,
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// .border_pixel = 0xFF000000,
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// .colormap = XCreateColormap(display, DefaultRootWindow(display), visual_info.visual, AllocNone),
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// .event_mask = Expose,
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// .backing_store = WhenMapped,
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// .cursor = cursor,
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// };
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//
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// Window window = XCreateWindow(
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// display,
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// DefaultRootWindow(display),
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// 0,
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// 0,
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// PLTF_DEFAULT_WINDOW_WIDTH,
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// PLTF_DEFAULT_WINDOW_HEIGHT,
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// 0,
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// visual_info.depth,
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// InputOutput,
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// visual_info.visual,
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// CWBackPixel |
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// CWBorderPixel |
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// CWColormap |
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// CWEventMask |
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// CWBackingStore |
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// CWCursor,
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// &win_attr
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// );
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//
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// XMapWindow(display, window);
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//
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// XFlush(display);
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//
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// pause();
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//
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// XDestroyWindow(display, window);
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XCloseDisplay(display);
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return 0;
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}
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