113 lines
2.1 KiB
C
113 lines
2.1 KiB
C
/* libnsfb plotter test program */
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#include <stdio.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "libnsfb.h"
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#include "libnsfb_plot.h"
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#include "libnsfb_event.h"
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#define UNUSED(x) ((x) = (x))
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const struct {
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unsigned int w;
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unsigned int h;
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unsigned char data[16];
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} Mglyph1 = {
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8, 16,
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{
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0x00, /* 00000000 */
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0x00, /* 00000000 */
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0xc6, /* 11000110 */
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0xee, /* 11101110 */
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0xfe, /* 11111110 */
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0xfe, /* 11111110 */
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0xd6, /* 11010110 */
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0xc6, /* 11000110 */
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0xc6, /* 11000110 */
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0xc6, /* 11000110 */
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0xc6, /* 11000110 */
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0xc6, /* 11000110 */
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0x00, /* 00000000 */
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0x00, /* 00000000 */
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0x00, /* 00000000 */
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0x00, /* 00000000 */
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}
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};
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int main(int argc, char **argv)
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{
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const char *fename;
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enum nsfb_type_e fetype;
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nsfb_t *nsfb;
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nsfb_bbox_t box;
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nsfb_bbox_t box3;
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uint8_t *fbptr;
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int fbstride;
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int i;
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unsigned int x, y;
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if (argc < 2) {
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fename="sdl";
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} else {
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fename = argv[1];
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}
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fetype = nsfb_type_from_name(fename);
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if (fetype == NSFB_SURFACE_NONE) {
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printf("Unable to convert \"%s\" to nsfb surface type\n",
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fename);
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return EXIT_FAILURE;
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}
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nsfb = nsfb_new(fetype);
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if (nsfb == NULL) {
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printf("Unable to allocate \"%s\" nsfb surface\n", fename);
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return EXIT_FAILURE;
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}
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if (nsfb_init(nsfb) == -1) {
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printf("Unable to initialise nsfb surface\n");
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nsfb_free(nsfb);
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return EXIT_FAILURE;
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}
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/* get the geometry of the whole screen */
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box.x0 = box.y0 = 0;
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nsfb_get_geometry(nsfb, &box.x1, &box.y1, NULL);
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nsfb_get_buffer(nsfb, &fbptr, &fbstride);
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nsfb_claim(nsfb, &box);
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/* Clear to white */
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nsfb_plot_clg(nsfb, 0xffffffff);
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nsfb_update(nsfb, &box);
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/* test glyph plotting */
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for (i = 0; i < 1000; i++) {
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for (y = 0; y < box.y1 - Mglyph1.h; y += Mglyph1.h) {
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for (x = 0; x < box.x1 - Mglyph1.w; x += Mglyph1.w) {
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box3.x0 = x;
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box3.y0 = y;
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box3.x1 = box3.x0 + Mglyph1.w;
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box3.y1 = box3.y0 + Mglyph1.h;
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nsfb_plot_glyph1(nsfb, &box3, Mglyph1.data,
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Mglyph1.w, 0xff000000);
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}
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}
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nsfb_update(nsfb, &box);
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}
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nsfb_update(nsfb, &box);
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nsfb_free(nsfb);
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return 0;
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}
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