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Diffstat (limited to 'progs/egl/openvg/trivial/arc.c')
-rw-r--r--progs/egl/openvg/trivial/arc.c139
1 files changed, 0 insertions, 139 deletions
diff --git a/progs/egl/openvg/trivial/arc.c b/progs/egl/openvg/trivial/arc.c
deleted file mode 100644
index db686bea6b..0000000000
--- a/progs/egl/openvg/trivial/arc.c
+++ /dev/null
@@ -1,139 +0,0 @@
-#include "eglcommon.h"
-
-#include <VG/openvg.h>
-#include <math.h>
-
-const VGfloat clear_color[4] = {1.0, 1.0, 1.0, 1.0};
-const VGfloat color[4] = {1.0, 1.0, 1.0, 0.5};
-
-VGPath vgPath;
-
-static void ellipse(VGPath vgPath, VGfloat rx, VGfloat ry, VGfloat angle)
-{
- static const VGubyte cmd[] =
- { VG_MOVE_TO_ABS, VG_SCCWARC_TO_REL, VG_SCCWARC_TO_REL, VG_CLOSE_PATH };
-
- VGfloat val[12];
- VGfloat c = cos(angle) * rx;
- VGfloat s = sin(angle) * rx;
-
- val[0] = c;
- val[1] = s;
- val[2] = rx;
- val[3] = ry;
- val[4] = angle;
- val[5] = -2.0f * c;
- val[6] = -2.0f * s;
- val[7] = rx;
- val[8] = ry;
- val[9] = angle;
- val[10] = 2.0f * c;
- val[11] = 2.0f * s;
-
- vgClearPath(vgPath, VG_PATH_CAPABILITY_ALL);
- vgAppendPathData(vgPath, sizeof(cmd), cmd, val);
- vgDrawPath(vgPath, VG_FILL_PATH | VG_STROKE_PATH);
-}
-
-static void
-init(void)
-{
- VGPaint vgPaint;
-
- vgSetfv(VG_CLEAR_COLOR, 4, clear_color);
- vgPath = vgCreatePath(VG_PATH_FORMAT_STANDARD,
- VG_PATH_DATATYPE_F, 1.0f, 0.0f, 0, 0,
- VG_PATH_CAPABILITY_ALL);
-
- vgPaint = vgCreatePaint();
- vgSetParameteri(vgPaint, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR);
- vgSetColor(vgPaint, 0x00ff00ff);
- vgSetPaint(vgPaint, VG_FILL_PATH);
-
- vgSeti(VG_RENDERING_QUALITY, VG_RENDERING_QUALITY_NONANTIALIASED);
- vgSeti(VG_BLEND_MODE, VG_BLEND_SRC_OVER);
- vgSetf(VG_STROKE_LINE_WIDTH, 2.0f);
- vgSeti(VG_STROKE_CAP_STYLE, VG_CAP_SQUARE);
- vgSeti(VG_STROKE_JOIN_STYLE, VG_JOIN_MITER);
- vgSetf(VG_STROKE_MITER_LIMIT, 4.0f);
- vgSeti(VG_MATRIX_MODE, VG_MATRIX_PATH_USER_TO_SURFACE);
-}
-
-/* new window size or exposure */
-static void
-reshape(int w, int h)
-{
-}
-
-static void
-draw(void)
-{
- vgClear(0, 0, window_width(), window_height());
-
-#if 0
- vgLoadIdentity();
- vgTranslate(40.0f, 24.0f);
- vgScale(0.61804f, 0.61804f);
- vgShear(-1.0f, 0.0f);
- vgDrawPath(vgPath, VG_FILL_PATH | VG_STROKE_PATH);
-#else
-
- /* row 1, col 1: Identity transform. */
-
- vgLoadIdentity();
- vgTranslate(8.0f, 8.0f);
- ellipse(vgPath, 4.0f, 4.0f, 0.0f);
-
- /* row 1, col 2: 10^3 horizontal squeeze. */
-
- vgLoadIdentity();
- vgTranslate(24.0f, 8.0f);
- vgScale(1.0e-3f, 1.0f);
- ellipse(vgPath, 4.0e3f, 4.0f, 0.0f);
-
- /* row 1, col 3: 10^6 horizontal squeeze. */
-
- vgLoadIdentity();
- vgTranslate(40.0f, 8.0f);
- vgScale(1.0e-6f, 1.0f);
- ellipse(vgPath, 4.0e6f, 4.0f, 0.0f);
-
- /* row 1, col 4: 10^9 horizontal squeeze. */
-
- vgLoadIdentity();
- vgTranslate(56.0f, 8.0f);
- vgScale(1.0e-9f, 1.0f);
- ellipse(vgPath, 4.0e9f, 4.0f, 0.0f);
-
- /* row 2, col 1: 10^3 vertical squeeze. */
-
- vgLoadIdentity();
- vgTranslate(8.0f, 24.0f);
- vgScale(1.0f, 1.0e-3f);
- ellipse(vgPath, 4.0f, 4.0e3f, 0.0f);
-
- /* row 2, col 2: Shear 0. */
-
- vgLoadIdentity();
- vgTranslate(24.0f, 24.0f);
- vgShear(0.0f, 0.0f);
- ellipse(vgPath, 4.0f, 4.0f, 0.0f);
-
- /* row 2, col 3: Horizontal shear -1. */
-
- vgLoadIdentity();
- vgTranslate(40.0f, 24.0f);
- vgScale(0.61804f, 0.61804f);
- vgShear(-1.0f, 0.0f);
- ellipse(vgPath, 10.47213f, 4.0f, 31.717f);
-#endif
- vgFlush();
-}
-
-
-int main(int argc, char **argv)
-{
- set_window_size(64, 64);
- return run(argc, argv, init, reshape,
- draw, 0);
-}