Added PuGl window drawing. Enable with './configure -with-pugl'.

1 files changed, 193 insertions, 0 deletions

diff --git a/pugl/pugl_test.c b/pugl/pugl_test.c
new file mode 100644
index 0000000..b9a54f5
--- /dev/null
+++ b/pugl/pugl_test.c
@@ -0,0 +1,193 @@
+/*
+  Copyright 2012 David Robillard <http://drobilla.net>
+
+  Permission to use, copy, modify, and/or distribute this software for any
+  purpose with or without fee is hereby granted, provided that the above
+  copyright notice and this permission notice appear in all copies.
+
+  THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+/**
+   @file pugl_test.c A simple Pugl test that creates a top-level window.
+*/
+
+#include <stdio.h>
+#include <string.h>
+
+#include "pugl/pugl.h"
+
+// Argh!
+#ifdef __APPLE__
+#    include <OpenGL/glu.h>
+#else
+#    include <GL/glu.h>
+#endif
+
+static int   quit   = 0;
+static float xAngle = 0.0f;
+static float yAngle = 0.0f;
+static float dist   = 10.0f;
+
+static void
+onReshape(PuglView* view, int width, int height)
+{
+	glMatrixMode(GL_PROJECTION);
+	glLoadIdentity();
+	glViewport(0, 0, width, height);
+	gluPerspective(45.0f, width/(float)height, 1.0f, 10.0f);
+
+	glMatrixMode(GL_MODELVIEW);
+	glLoadIdentity();
+}
+
+static void
+onDisplay(PuglView* view)
+{
+	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+	glLoadIdentity();
+
+	glTranslatef(0.0f, 0.0f, dist * -1);
+	glRotatef(xAngle, 0.0f, 1.0f, 0.0f);
+	glRotatef(yAngle, 1.0f, 0.0f, 0.0f);
+
+	glBegin(GL_QUADS);
+
+	glColor3f(0, 0, 0); glVertex3f(-1, -1, -1);
+	glColor3f(0, 0, 1); glVertex3f(-1, -1,  1);
+	glColor3f(0, 1, 1); glVertex3f(-1,  1,  1);
+	glColor3f(0, 1, 0); glVertex3f(-1,  1, -1);
+
+	glColor3f(1, 0, 0); glVertex3f( 1, -1, -1);
+	glColor3f(1, 0, 1); glVertex3f( 1, -1,  1);
+	glColor3f(1, 1, 1); glVertex3f( 1,  1,  1);
+	glColor3f(1, 1, 0); glVertex3f( 1,  1, -1);
+
+	glColor3f(0, 0, 0); glVertex3f(-1, -1, -1);
+	glColor3f(0, 0, 1); glVertex3f(-1, -1,  1);
+	glColor3f(1, 0, 1); glVertex3f( 1, -1,  1);
+	glColor3f(1, 0, 0); glVertex3f( 1, -1, -1);
+
+	glColor3f(0, 1, 0); glVertex3f(-1,  1, -1);
+	glColor3f(0, 1, 1); glVertex3f(-1,  1,  1);
+	glColor3f(1, 1, 1); glVertex3f( 1,  1,  1);
+	glColor3f(1, 1, 0); glVertex3f( 1,  1, -1);
+
+	glColor3f(0, 0, 0); glVertex3f(-1, -1, -1);
+	glColor3f(0, 1, 0); glVertex3f(-1,  1, -1);
+	glColor3f(1, 1, 0); glVertex3f( 1,  1, -1);
+	glColor3f(1, 0, 0); glVertex3f( 1, -1, -1);
+
+	glColor3f(0, 0, 1); glVertex3f(-1, -1,  1);
+	glColor3f(0, 1, 1); glVertex3f(-1,  1,  1);
+	glColor3f(1, 1, 1); glVertex3f( 1,  1,  1);
+	glColor3f(1, 0, 1); glVertex3f( 1, -1,  1);
+
+	glEnd();
+}
+
+static void
+printModifiers(PuglView* view)
+{
+	int mods = puglGetModifiers(view);
+	fprintf(stderr, "Modifiers:%s%s%s%s\n",
+	        (mods & PUGL_MOD_SHIFT) ? " Shift"   : "",
+	        (mods & PUGL_MOD_CTRL)  ? " Ctrl"    : "",
+	        (mods & PUGL_MOD_ALT)   ? " Alt"     : "",
+	        (mods & PUGL_MOD_SUPER) ? " Super" : "");
+}
+
+static void
+onKeyboard(PuglView* view, bool press, uint32_t key)
+{
+	fprintf(stderr, "Key %c %s ", (char)key, press ? "down" : "up");
+	printModifiers(view);
+	if (key == 'q' || key == 'Q' || key == PUGL_CHAR_ESCAPE ||
+	    key == PUGL_CHAR_DELETE || key == PUGL_CHAR_BACKSPACE) {
+		quit = 1;
+	}
+}
+
+static void
+onSpecial(PuglView* view, bool press, PuglKey key)
+{
+	fprintf(stderr, "Special key %d %s ", key, press ? "down" : "up");
+	printModifiers(view);
+}
+
+static void
+onMotion(PuglView* view, int x, int y)
+{
+	xAngle = x % 360;
+	yAngle = y % 360;
+	puglPostRedisplay(view);
+}
+
+static void
+onMouse(PuglView* view, int button, bool press, int x, int y)
+{
+	fprintf(stderr, "Mouse %d %s at %d,%d ",
+	        button, press ? "down" : "up", x, y);
+	printModifiers(view);
+}
+
+static void
+onScroll(PuglView* view, int x, int y, float dx, float dy)
+{
+	fprintf(stderr, "Scroll %d %d %f %f ", x, y, dx, dy);
+	printModifiers(view);
+	dist += dy / 4.0f;
+	puglPostRedisplay(view);
+}
+
+static void
+onClose(PuglView* view)
+{
+	quit = 1;
+}
+
+int
+main(int argc, char** argv)
+{
+	bool ignoreKeyRepeat = false;
+	bool resizable       = false;
+	for (int i = 1; i < argc; ++i) {
+		if (!strcmp(argv[i], "-h")) {
+			printf("USAGE: %s [OPTIONS]...\n\n"
+			       "  -h  Display this help\n"
+			       "  -i  Ignore key repeat\n"
+			       "  -r  Resizable window\n", argv[0]);
+			return 0;
+		} else if (!strcmp(argv[i], "-i")) {
+			ignoreKeyRepeat = true;
+		} else if (!strcmp(argv[i], "-r")) {
+			resizable = true;
+		} else {
+			fprintf(stderr, "Unknown option: %s\n", argv[i]);
+		}
+	}
+
+	PuglView* view = puglCreate(0, "Pugl Test", 512, 512, resizable, true);
+	puglIgnoreKeyRepeat(view, ignoreKeyRepeat);
+	puglSetKeyboardFunc(view, onKeyboard);
+	puglSetMotionFunc(view, onMotion);
+	puglSetMouseFunc(view, onMouse);
+	puglSetScrollFunc(view, onScroll);
+	puglSetSpecialFunc(view, onSpecial);
+	puglSetDisplayFunc(view, onDisplay);
+	puglSetReshapeFunc(view, onReshape);
+	puglSetCloseFunc(view, onClose);
+
+	while (!quit) {
+		puglProcessEvents(view);
+	}
+
+	puglDestroy(view);
+	return 0;
+}