67 lines
1.7 KiB
C
67 lines
1.7 KiB
C
#include "eglcommon.h"
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#include <VG/openvg.h>
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const VGfloat white_color[4] = {1.0, 1.0, 1.0, 1.0};
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const VGfloat color[4] = {0.4, 0.1, 1.0, 1.0};
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VGPath path;
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VGPaint fill;
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static void
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init(void)
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{
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/* Absent VG_CLOSE_PATH */
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VGubyte commands[] = {VG_MOVE_TO_ABS, VG_LINE_TO_ABS, VG_LINE_TO_ABS, VG_LINE_TO_ABS,
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VG_MOVE_TO_ABS, VG_LINE_TO_ABS, VG_LINE_TO_ABS, VG_LINE_TO_ABS};
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VGfloat clearColor[] = {1.0f, 1.0f, 1.0f, 1.0f};/* white color */
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VGfloat fillColor[] = {1.0f, 0.0f, 0.0f, 1.0f};/* red color */
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VGfloat coords[] = {-16.0f, -16.0f, 0.0f, -16.0f, 0.0f, 0.0f, -16.0f, 0.0f,
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0.0f, 0.0f, 16.0f, 0.0f, 16.0f, 16.0f, 0.0f, 16.0f};
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vgSetfv(VG_CLEAR_COLOR, 4, clearColor);
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vgSeti(VG_RENDERING_QUALITY, VG_RENDERING_QUALITY_NONANTIALIASED);
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vgSeti(VG_MATRIX_MODE, VG_MATRIX_PATH_USER_TO_SURFACE);
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vgLoadIdentity();
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vgTranslate(32.0f, 32.0f);
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path = vgCreatePath(VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F, 1.0f, 0.0f, 0, 0,
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VG_PATH_CAPABILITY_ALL);
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if (path == VG_INVALID_HANDLE)
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return;
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fill = vgCreatePaint();
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if (fill == VG_INVALID_HANDLE) {
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vgDestroyPath(path);
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return;
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}
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vgAppendPathData(path, 8, commands, coords);
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vgSetPaint(fill, VG_FILL_PATH);
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vgSetParameterfv(fill, VG_PAINT_COLOR, 4, fillColor);
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vgSetParameteri(fill, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR);
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}
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/* new window size or exposure */
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static void
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reshape(int w, int h)
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{
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}
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static void
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draw(void)
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{
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vgClear(0, 0, window_width(), window_height());
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vgDrawPath(path, VG_FILL_PATH);
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vgFlush();
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}
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int main(int argc, char **argv)
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{
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set_window_size(64, 64);
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return run(argc, argv, init, reshape,
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draw, 0);
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}
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