OpenVG 1.0 State Tracker

Import of the OpenVG 1.0 state tracker for Gallium.

1 files changed, 75 insertions, 0 deletions

diff --git a/progs/openvg/trivial/cap.c b/progs/openvg/trivial/cap.c
new file mode 100644
index 00000000000..cd84fe3ac00
--- /dev/null
+++ b/progs/openvg/trivial/cap.c
@@ -0,0 +1,75 @@
+#include "eglcommon.h"
+
+#include <VG/openvg.h>
+
+#include <math.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+static void
+init(void)
+{
+
+}
+
+/* new window size or exposure */
+static void
+reshape(int w, int h)
+{
+}
+
+const int subtest = 0;
+static void
+draw(void)
+{
+    VGPath line;
+    VGPaint fillPaint;
+    VGubyte lineCommands[3] = {VG_MOVE_TO_ABS, VG_LINE_TO_ABS, VG_LINE_TO_ABS};
+    VGfloat lineCoords[] =   {-2.0f,-1.0f, 0.0f,0.0f, -1.0f, -2.0f};
+    VGfloat clearColor[] = {0.0f, 0.0f, 0.0f, 1.0f};/* black color */
+    VGfloat fillColor[] = {1.0f, 1.0f, 1.0f, 1.0f};/* white color */
+    //VGfloat testRadius = 60.0f;
+    VGfloat testRadius = 10.0f;
+    int WINDSIZEX = window_width();
+    int WINDSIZEY = window_height();
+
+    line = vgCreatePath(VG_PATH_FORMAT_STANDARD, VG_PATH_DATATYPE_F,
+                        1.0f, 0.0f, 0, 0, VG_PATH_CAPABILITY_ALL);
+    fillPaint = vgCreatePaint();
+
+    vgSetf(VG_STROKE_LINE_WIDTH, 1.0f);
+    //vgSeti(VG_STROKE_CAP_STYLE, VG_CAP_ROUND);
+    vgSeti(VG_STROKE_CAP_STYLE, VG_CAP_BUTT);
+    vgSeti(VG_STROKE_JOIN_STYLE, VG_JOIN_ROUND);
+    //vgSeti(VG_STROKE_JOIN_STYLE, VG_JOIN_BEVEL);
+
+    vgSeti(VG_RENDERING_QUALITY, VG_RENDERING_QUALITY_BETTER);
+
+    vgSeti(VG_MATRIX_MODE, VG_MATRIX_PATH_USER_TO_SURFACE);
+    vgLoadIdentity();
+    vgTranslate(60, 60);
+    vgScale(testRadius * 2, testRadius * 2);
+
+    vgAppendPathData(line, 3, lineCommands, lineCoords);
+
+    vgSetfv(VG_CLEAR_COLOR, 4, clearColor);
+
+    vgSetPaint(fillPaint, VG_STROKE_PATH);
+
+    vgSetParameterfv(fillPaint, VG_PAINT_COLOR, 4, fillColor);
+    vgSetParameteri( fillPaint, VG_PAINT_TYPE, VG_PAINT_TYPE_COLOR);
+
+    vgClear(0, 0, WINDSIZEX, WINDSIZEY);
+    vgDrawPath(line, VG_STROKE_PATH);
+
+    vgDestroyPath(line);
+    vgDestroyPaint(fillPaint);
+}
+
+
+int main(int argc, char **argv)
+{
+   set_window_size(100, 100);
+   return run(argc, argv, init, reshape,
+              draw, 0);
+}