diff options
| -rw-r--r-- | Makefile | 5 | ||||
| -rw-r--r-- | config.mk | 2 | ||||
| -rw-r--r-- | src/x11_window.c | 150 |
3 files changed, 156 insertions, 1 deletions
@@ -41,6 +41,11 @@ ifeq ($(WINDOWS),wayland) override LIBS += -lwayland-client -lwayland-egl -lEGL endif +ifeq ($(WINDOWS),x11) + SOURCES += src/x11_window.c + override LIBS += -lX11 -lGL -lGLU +endif + # Add backends to build as configured ifeq ($(BACKEND_FREEIMAGE),yes) SOURCES += src/backend_freeimage.c @@ -3,7 +3,7 @@ #Choices: # wayland - Use wayland backend # x11 - Use X11 backend -WINDOWS=wayland +WINDOWS=x11 # Configure available backends: diff --git a/src/x11_window.c b/src/x11_window.c new file mode 100644 index 0000000..79046ff --- /dev/null +++ b/src/x11_window.c @@ -0,0 +1,150 @@ +#include "window.h" + +#include <assert.h> +#include <stdlib.h> +#include <X11/Xlib.h> +#include<GL/gl.h> +#include<GL/glx.h> + +struct imv_window { + Display *x_display; + Window x_window; + GLXContext x_glc; +}; + +struct imv_window *imv_window_create(int w, int h, const char *title) +{ + struct imv_window *window = calloc(1, sizeof *window); + window->x_display = XOpenDisplay(NULL); + assert(window->x_display); + Window root = DefaultRootWindow(window->x_display); + assert(root); + + GLint att[] = { + GLX_RGBA, + GLX_DEPTH_SIZE, + 24, + GLX_DOUBLEBUFFER, + None + }; + + XVisualInfo *vi = glXChooseVisual(window->x_display, 0, att); + assert(vi); + + Colormap cmap = XCreateColormap(window->x_display, root, + vi->visual, AllocNone); + + XSetWindowAttributes wa = { + .colormap = cmap, + .event_mask = ExposureMask | KeyPressMask + }; + + window->x_window = XCreateWindow(window->x_display, root, 0, 0, w, h, + 0, vi->depth, InputOutput, vi->visual, CWColormap | CWEventMask, &wa); + + XMapWindow(window->x_display, window->x_window); + XStoreName(window->x_display, window->x_window, title); + + window->x_glc = glXCreateContext(window->x_display, vi, NULL, GL_TRUE); + assert(window->x_glc); + glXMakeCurrent(window->x_display, window->x_window, window->x_glc); + + return window; +} + +void imv_window_free(struct imv_window *window) +{ + glXDestroyContext(window->x_display, window->x_glc); + XCloseDisplay(window->x_display); + free(window); +} + +void imv_window_clear(struct imv_window *window, unsigned char r, + unsigned char g, unsigned char b) +{ + (void)window; + glClearColor(r / 255.0f, g / 255.0f, b / 255.0f, 1.0); + glClear(GL_COLOR_BUFFER_BIT); +} + +void imv_window_get_size(struct imv_window *window, int *w, int *h) +{ + (void)window; + (void)w; + (void)h; +} + +void imv_window_get_framebuffer_size(struct imv_window *window, int *w, int *h) +{ + (void)window; + (void)w; + (void)h; +} + +void imv_window_set_title(struct imv_window *window, const char *title) +{ + XStoreName(window->x_display, window->x_window, title); +} + +bool imv_window_is_fullscreen(struct imv_window *window) +{ + (void)window; + return false; +} + +void imv_window_set_fullscreen(struct imv_window *window, bool fullscreen) +{ + (void)window; + (void)fullscreen; +} + +bool imv_window_get_mouse_button(struct imv_window *window, int button) +{ + (void)window; + (void)button; + return false; +} + +void imv_window_get_mouse_position(struct imv_window *window, double *x, double *y) +{ + (void)window; + (void)x; + (void)y; +} + +void imv_window_present(struct imv_window *window) +{ + (void)window; +} + +void imv_window_wait_for_event(struct imv_window *window, double timeout) +{ + (void)window; + (void)timeout; +} + +void imv_window_push_event(struct imv_window *window, struct imv_event *e) +{ + (void)window; + (void)e; +} + +void imv_window_pump_events(struct imv_window *window, imv_event_handler handler, void *data) +{ + (void)handler; + (void)data; + XEvent xev; + + while (XPending(window->x_display)) { + XNextEvent(window->x_display, &xev); + + if (xev.type == Expose) { + XWindowAttributes wa; + XGetWindowAttributes(window->x_display, window->x_window, &wa); + glViewport(0, 0, wa.width, wa.height); + glXSwapBuffers(window->x_display, window->x_window); + } + } + +} + |