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#include "test.h"
VkvgPattern create_grad(VkvgContext ctx, float x) {
VkvgPattern pat = vkvg_pattern_create_linear(x, 0, 300, 0);
vkvg_pattern_add_color_stop(pat, 0.0f, 1, 0, 0, 1);
vkvg_pattern_add_color_stop(pat, 0.5f, 0, 1, 0, 1);
vkvg_pattern_add_color_stop(pat, 1.0f, 0, 0, 1, 1);
return pat;
}
void paint() {
VkvgContext ctx = _initCtx(surf);
// vkvg_translate(ctx,100,100);
VkvgPattern pat = create_grad(ctx, 0);
// vkvg_pattern_set_extend(pat,VKVG_EXTEND_NONE);
vkvg_rectangle(ctx, 0, 0, 400, 460);
vkvg_set_source(ctx, pat);
vkvg_pattern_destroy(pat);
vkvg_fill(ctx);
float x = 100;
pat = create_grad(ctx, x);
// vkvg_pattern_set_extend(pat,VKVG_EXTEND_NONE);
vkvg_rectangle(ctx, x, 200, 50, 50);
vkvg_set_source(ctx, pat);
vkvg_pattern_destroy(pat);
vkvg_fill(ctx);
x += 100;
pat = vkvg_pattern_create_linear(10, 0, 300, 0);
vkvg_pattern_add_color_stop(pat, 0, 0, 0, 1, 0);
vkvg_pattern_add_color_stop(pat, 1, 1, 0, 0, 1);
// vkvg_pattern_set_extend(pat,VKVG_EXTEND_NONE);
vkvg_rectangle(ctx, 10, 10, 300, 50);
vkvg_set_source(ctx, pat);
vkvg_pattern_destroy(pat);
vkvg_fill(ctx);
x += 200;
pat = create_grad(ctx, x);
// vkvg_pattern_set_extend(pat,VKVG_EXTEND_NONE);
vkvg_rectangle(ctx, x, 200, 50, 50);
vkvg_set_source(ctx, pat);
vkvg_pattern_destroy(pat);
vkvg_fill(ctx);
x += 100;
pat = create_grad(ctx, x);
// vkvg_pattern_set_extend(pat,VKVG_EXTEND_NONE);
vkvg_rectangle(ctx, x, 200, 50, 50);
vkvg_set_source(ctx, pat);
vkvg_pattern_destroy(pat);
vkvg_fill(ctx);
/*vkvg_set_source_rgb(ctx, 0,1,0);
vkvg_rectangle(ctx, 100,100,200,160);
vkvg_fill_preserve(ctx);
vkvg_set_source_rgb(ctx, 0,0,0);
vkvg_set_line_width(ctx,1.0f);
vkvg_stroke(ctx);*/
vkvg_destroy(ctx);
}
void paint_repeat() {
VkvgContext ctx = _initCtx();
VkvgPattern pat = create_grad(ctx, 0);
vkvg_pattern_set_extend(pat, VKVG_EXTEND_REPEAT);
vkvg_set_source(ctx, pat);
vkvg_pattern_destroy(pat);
vkvg_paint(ctx);
vkvg_destroy(ctx);
}
void gradient() {
VkvgContext ctx = _initCtx();
VkvgPattern pat = create_grad(ctx, 0);
vkvg_set_source(ctx, pat);
vkvg_rectangle(ctx, 0, 0, 300, 200);
// vkvg_set_line_width(ctx, 20);
vkvg_fill (ctx);
//vkvg_paint(ctx);
//vkvg_stroke(ctx);
vkvg_pattern_destroy(pat);
vkvg_destroy(ctx);
}
void test2() {
VkvgContext ctx = _initCtx();
vkvg_set_source_rgb(ctx, 1, 0, 0);
vkvg_paint(ctx);
VkvgPattern pat = vkvg_pattern_create_linear(100, 0, 300, 0);
vkvg_set_line_width(ctx, 20);
vkvg_pattern_add_color_stop(pat, 0, 1, 1, 1, 1);
vkvg_pattern_add_color_stop(pat, 1, 1, 1, 0, 0);
vkvg_set_source(ctx, pat);
vkvg_rectangle(ctx, 100, 100, 200, 200);
vkvg_fill(ctx);
// vkvg_stroke (ctx);
vkvg_pattern_destroy(pat);
vkvg_destroy(ctx);
}
void gradient_transform() {
VkvgContext ctx = _initCtx();
// vkvg_translate(ctx,-100,-100);
vkvg_translate(ctx, 200, 100);
vkvg_rotate(ctx, 0.5f);
// vkvg_scale(ctx,2,2);
VkvgPattern pat = vkvg_pattern_create_linear(0, 0, 400, 0);
vkvg_pattern_set_extend(pat, VKVG_EXTEND_NONE);
vkvg_set_line_width(ctx, 20);
vkvg_pattern_add_color_stop(pat, 0, 1, 0, 0, 1);
vkvg_pattern_add_color_stop(pat, 0.5f, 0, 1, 0, 1);
vkvg_pattern_add_color_stop(pat, 1, 0, 0, 1, 1);
vkvg_set_source(ctx, pat);
vkvg_rectangle(ctx, 0, 0, 400, 200);
// vkvg_fill (ctx);
vkvg_stroke(ctx);
// vkvg_paint(ctx);
vkvg_pattern_destroy(pat);
vkvg_destroy(ctx);
}
void gradient_alpha() {
VkvgContext ctx = _initCtx();
vkvg_set_source_rgb(ctx, 0, 1, 0);
vkvg_paint(ctx);
VkvgPattern pat = vkvg_pattern_create_linear(10, 0, 300, 0);
vkvg_pattern_add_color_stop(pat, 1, 1, 0, 0, 0.5);
vkvg_pattern_add_color_stop(pat, 1, 1, 0, 0, 0.5);
vkvg_set_source(ctx, pat);
vkvg_pattern_destroy(pat);
vkvg_rectangle(ctx, 10, 10, 300, 200);
vkvg_fill(ctx);
vkvg_destroy(ctx);
}
int main(int argc, char* argv[]) {
no_test_size = true;
PERFORM_TEST(gradient, argc, argv);
PERFORM_TEST(gradient_alpha, argc, argv);
PERFORM_TEST(paint, argc, argv);
PERFORM_TEST(paint_repeat, argc, argv);
PERFORM_TEST(gradient_transform, argc, argv);
return 0;
}
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