diff options
Diffstat (limited to 'example/pointer.c')
-rw-r--r-- | example/pointer.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/example/pointer.c b/example/pointer.c deleted file mode 100644 index 8dba5454..00000000 --- a/example/pointer.c +++ /dev/null @@ -1,133 +0,0 @@ -#define _POSIX_C_SOURCE 199309L -#define _XOPEN_SOURCE 500 -#include <stdio.h> -#include <stdlib.h> -#include <time.h> -#include <string.h> -#include <unistd.h> -#include <math.h> -#include <wayland-server.h> -#include <wayland-server-protocol.h> -#include <xkbcommon/xkbcommon.h> -#include <GLES2/gl2.h> -#include <wlr/render/matrix.h> -#include <wlr/render/gles2.h> -#include <wlr/render.h> -#include <wlr/backend.h> -#include <wlr/session.h> -#include <wlr/types/wlr_keyboard.h> -#include <wlr/util/log.h> -#include "shared.h" -#include "cat.h" - -struct sample_state { - struct wlr_renderer *renderer; - struct wlr_surface *cat_texture; - int cur_x, cur_y; - float default_color[4]; - float clear_color[4]; -}; - -static void handle_output_frame(struct output_state *output, struct timespec *ts) { - struct compositor_state *state = output->compositor; - struct sample_state *sample = state->data; - struct wlr_output *wlr_output = output->output; - - wlr_renderer_begin(sample->renderer, wlr_output); - glClearColor(sample->clear_color[0], sample->clear_color[1], - sample->clear_color[2], sample->clear_color[3]); - glClear(GL_COLOR_BUFFER_BIT); - - float matrix[16]; - wlr_surface_get_matrix(sample->cat_texture, &matrix, - &wlr_output->transform_matrix, sample->cur_x, sample->cur_y); - wlr_render_with_matrix(sample->renderer, - sample->cat_texture, &matrix); - - wlr_renderer_end(sample->renderer); -} - -static void handle_pointer_motion(struct pointer_state *pstate, - double d_x, double d_y) { - struct sample_state *state = pstate->compositor->data; - state->cur_x += d_x; - state->cur_y += d_y; -} - -static void handle_pointer_motion_absolute(struct pointer_state *pstate, - double x, double y) { - struct sample_state *state = pstate->compositor->data; - state->cur_x = x; - state->cur_y = y; -} - -static void handle_pointer_button(struct pointer_state *pstate, - uint32_t button, enum wlr_button_state state) { - struct sample_state *sample = pstate->compositor->data; - float (*color)[4]; - if (state == WLR_BUTTON_RELEASED) { - color = &sample->default_color; - } else { - float red[4] = { 0.25f, 0.25f, 0.25f, 1 }; - red[button % 3] = 1; - color = &red; - } - memcpy(&sample->clear_color, color, sizeof(*color)); -} - -static void handle_pointer_axis(struct pointer_state *pstate, - enum wlr_axis_source source, - enum wlr_axis_orientation orientation, - double delta) { - struct sample_state *sample = pstate->compositor->data; - for (size_t i = 0; i < 3; ++i) { - sample->default_color[i] += delta > 0 ? -0.05f : 0.05f; - if (sample->default_color[i] > 1.0f) { - sample->default_color[i] = 1.0f; - } - if (sample->default_color[i] < 0.0f) { - sample->default_color[i] = 0.0f; - } - } - memcpy(&sample->clear_color, &sample->default_color, - sizeof(sample->clear_color)); -} - -static void handle_output_add(struct output_state *ostate) { - struct wlr_output *wlr_output = ostate->output; - int width = 16, height = 16; - if (!wlr_output_set_cursor(wlr_output, cat_tex.pixel_data, - width * 4, width, height)) { - wlr_log(L_DEBUG, "Failed to set hardware cursor"); - return; - } - if (!wlr_output_move_cursor(wlr_output, 0, 0)) { - wlr_log(L_DEBUG, "Failed to move hardware cursor"); - } -} - -int main(int argc, char *argv[]) { - struct sample_state state = { - .default_color = { 0.25f, 0.25f, 0.25f, 1 }, - .clear_color = { 0.25f, 0.25f, 0.25f, 1 } - }; - struct compositor_state compositor = { 0 }; - compositor.data = &state; - compositor.output_add_cb = handle_output_add; - compositor.output_frame_cb = handle_output_frame; - compositor.pointer_motion_cb = handle_pointer_motion; - compositor.pointer_motion_absolute_cb = handle_pointer_motion_absolute; - compositor.pointer_button_cb = handle_pointer_button; - compositor.pointer_axis_cb = handle_pointer_axis; - compositor_init(&compositor); - - state.renderer = wlr_gles2_renderer_init(); - state.cat_texture = wlr_render_surface_init(state.renderer); - wlr_surface_attach_pixels(state.cat_texture, GL_RGBA, - cat_tex.width, cat_tex.height, cat_tex.pixel_data); - - compositor_run(&compositor); - - wlr_surface_destroy(state.cat_texture); - wlr_renderer_destroy(state.renderer); -} |