initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/3rdparty/nanosvg/example/example2.c

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+//
+// Copyright (c) 2013 Mikko Mononen memon@inside.org
+//
+// This software is provided 'as-is', without any express or implied
+// warranty.  In no event will the authors be held liable for any damages
+// arising from the use of this software.
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it
+// freely, subject to the following restrictions:
+// 1. The origin of this software must not be misrepresented; you must not
+//    claim that you wrote the original software. If you use this software
+//    in a product, an acknowledgment in the product documentation would be
+//    appreciated but is not required.
+// 2. Altered source versions must be plainly marked as such, and must not be
+//    misrepresented as being the original software.
+// 3. This notice may not be removed or altered from any source distribution.
+//
+
+#include <stdio.h>
+#include <string.h>
+#include <float.h>
+#define STB_IMAGE_WRITE_IMPLEMENTATION
+#include "stb_image_write.h"
+#define NANOSVG_IMPLEMENTATION
+#include "nanosvg.h"
+#define NANOSVGRAST_IMPLEMENTATION
+#include "nanosvgrast.h"
+
+int main()
+{
+	NSVGimage *image = NULL;
+	NSVGrasterizer *rast = NULL;
+	unsigned char* img = NULL;
+	int w, h;
+	const char* filename = "../example/23.svg";
+
+	printf("parsing %s\n", filename);
+	image = nsvgParseFromFile(filename, "px", 96.0f);
+	if (image == NULL) {
+		printf("Could not open SVG image.\n");
+		goto error;
+	}
+	w = (int)image->width;
+	h = (int)image->height;
+
+	rast = nsvgCreateRasterizer();
+	if (rast == NULL) {
+		printf("Could not init rasterizer.\n");
+		goto error;
+	}
+
+	img = malloc(w*h*4);
+	if (img == NULL) {
+		printf("Could not alloc image buffer.\n");
+		goto error;
+	}
+
+	printf("rasterizing image %d x %d\n", w, h);
+	nsvgRasterize(rast, image, 0,0,1, img, w, h, w*4);
+
+	printf("writing svg.png\n");
+ 	stbi_write_png("svg.png", w, h, 4, img, w*4);
+
+error:
+	nsvgDeleteRasterizer(rast);
+	nsvgDelete(image);
+
+	return 0;
+}