src/cairo-tests/bubbles.cpp


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#include <stdio.h>
#include <stdlib.h>
#include <cairo.h>

#include "caskbench.h"

static int max_dim;

int
ca_setup_bubbles(caskbench_context_t *ctx)
{
    max_dim = MIN(ctx->canvas_width, ctx->canvas_height)/2;
    return 1;
}

void
ca_teardown_bubbles(void)
{
}

int
ca_test_bubbles(caskbench_context_t *ctx)
{
    int i, x, y, r;
    cairo_t *cr = ctx->cairo_cr;

    for (i=0; i<ctx->size; i++) {
        r = ((double)max_dim*rand())/RAND_MAX + 1;
        x = (0.5*(double)ctx->canvas_width*rand())/RAND_MAX;
        y = (0.5*(double)ctx->canvas_height*rand())/RAND_MAX;
        randomize_color (cr);
        cairo_arc (cr, x, y, r, 0, 2*M_PI);
        cairo_fill (cr);
    }

    return 1;
}