# HG changeset patch
# User John Tsiombikas <nuclear@member.fsf.org>
# Date 1334980593 -10800
# Node ID 2b30f261f6419af5596dce19a6e3aa89995951b5

initial commit

diff -r 000000000000 -r 2b30f261f641 .hgignore
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/.hgignore	Sat Apr 21 06:56:33 2012 +0300
@@ -0,0 +1,5 @@
+\.o$
+\.swp$
+\.d$
+^intrav$
+^shots/
diff -r 000000000000 -r 2b30f261f641 Makefile
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Makefile	Sat Apr 21 06:56:33 2012 +0300
@@ -0,0 +1,32 @@
+csrc = $(wildcard src/*.c)
+ccsrc = $(wildcard src/*.cc)
+obj = $(csrc:.c=.o) $(ccsrc:.cc=.o)
+dep = $(obj:.o=.d)
+bin = intrav
+
+CFLAGS = -pedantic -Wall -g -I/usr/local/include $(add_inc)
+CXXFLAGS = -std=c++0x $(CFLAGS)
+LDFLAGS = -L/usr/local/lib $(add_lib) $(libgl) $(libal) -lm -lvmath -limago
+
+ifeq ($(shell uname -s), Darwin)
+	libgl = -framework OpenGL -framework GLUT -lGLEW
+	add_inc += -I/opt/local/include
+	add_lib += -L/opt/local/lib
+else
+	libgl = -lGL -lGLU -lglut -lGLEW
+endif
+
+$(bin): $(obj)
+	$(CXX) -o $@ $(obj) $(LDFLAGS)
+
+-include $(dep)
+
+%.d: %.c
+	@$(CPP) $(CFLAGS) $< -MM -MT $(@:.d=.o) >$@
+
+%.d: %.cc
+	@$(CPP) $(CXXFLAGS) $< -MM -MT $(@:.d=.o) >$@
+
+.PHONY: clean
+clean:
+	rm -f $(obj) $(bin) $(dep)
diff -r 000000000000 -r 2b30f261f641 src/game.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/game.cc	Sat Apr 21 06:56:33 2012 +0300
@@ -0,0 +1,56 @@
+#include <stdlib.h>
+#include "opengl.h"
+#include "game.h"
+
+static unsigned long tmsec, start_time = -1;
+
+bool game_init()
+{
+	glEnable(GL_DEPTH_TEST);
+	glEnable(GL_CULL_FACE);
+	glEnable(GL_LIGHTING);
+	glEnable(GL_LIGHT0);
+
+	float lpos[] = {-1, 1, 1, 0};
+	glLightfv(GL_LIGHT0, GL_POSITION, lpos);
+
+	return true;
+}
+
+void game_shutdown()
+{
+	exit(0);
+}
+
+void game_update(unsigned long msec)
+{
+	if(start_time == 0) {
+		start_time = msec;
+	}
+	tmsec = msec - start_time;
+}
+
+void game_draw()
+{
+	glMatrixMode(GL_MODELVIEW);
+	glLoadIdentity();
+	glTranslatef(0, 0, -8);
+	glRotatef(20, 1, 0, 0);
+
+	glFrontFace(GL_CW);
+	glutSolidTeapot(1.0);
+	glFrontFace(GL_CCW);
+}
+
+void game_input_keyb(int key, int state)
+{
+	if(state) {
+		switch(key) {
+		case 27:
+			game_shutdown();
+
+		default:
+			break;
+		}
+	}
+}
diff -r 000000000000 -r 2b30f261f641 src/game.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/game.h	Sat Apr 21 06:56:33 2012 +0300
@@ -0,0 +1,12 @@
+#ifndef GAME_H_
+#define GAME_H_
+
+bool game_init();
+void game_shutdown();
+
+void game_update(unsigned long msec);
+void game_draw();
+
+void game_input_keyb(int key, int state);
+
+#endif	// GAME_H_
diff -r 000000000000 -r 2b30f261f641 src/main.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main.cc	Sat Apr 21 06:56:33 2012 +0300
@@ -0,0 +1,77 @@
+#include <stdio.h>
+#include <assert.h>
+#include "opengl.h"
+#include "game.h"
+
+#define FOV_DEG		50.0
+
+void disp();
+void idle();
+void reshape(int x, int y);
+void key_press(unsigned char key, int x, int y);
+void key_release(unsigned char key, int x, int y);
+
+int win_xsz, win_ysz;
+
+int main(int argc, char **argv)
+{
+	glutInitWindowSize(800, 450);
+	glutInit(&argc, argv);
+	glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
+	glutCreateWindow("intravenous interventor");
+
+	glutDisplayFunc(disp);
+	glutIdleFunc(idle);
+	glutReshapeFunc(reshape);
+	glutKeyboardFunc(key_press);
+	glutKeyboardUpFunc(key_release);
+
+	if(!game_init()) {
+		return 1;
+	}
+
+	glutMainLoop();
+	return 0;
+}
+
+void idle()
+{
+	glutPostRedisplay();
+}
+
+void disp()
+{
+	unsigned long msec = glutGet(GLUT_ELAPSED_TIME);
+	// update any game logic
+	game_update(msec);
+
+	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+	// render stuff
+	game_draw();
+
+	glutSwapBuffers();
+	assert(glGetError() == GL_NO_ERROR);
+}
+
+void reshape(int x, int y)
+{
+	glViewport(0, 0, x, y);
+
+	glMatrixMode(GL_PROJECTION);
+	glLoadIdentity();
+	gluPerspective(FOV_DEG, (float)x / (float)y, 1.0, 1000.0);
+
+	win_xsz = x;
+	win_ysz = y;
+}
+
+void key_press(unsigned char key, int x, int y)
+{
+	game_input_keyb(key, 1);
+}
+
+void key_release(unsigned char key, int x, int y)
+{
+	game_input_keyb(key, 0);
+}
diff -r 000000000000 -r 2b30f261f641 src/opengl.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/opengl.h	Sat Apr 21 06:56:33 2012 +0300
@@ -0,0 +1,12 @@
+#ifndef OPENGL_H_
+#define OPENGL_H_
+
+#include <GL/glew.h>
+
+#ifndef __APPLE__
+#include <GL/glut.h>
+#else
+#include <GLUT/glut.h>
+#endif
+
+#endif	/* OPENGL_H_ */