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use camera-position based drawing with gluLookAt()

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This commit is contained in:
Josh Holtrop 2012-08-28 21:22:55 -04:00
parent 9c90adbc75
commit ee38a6f655
1 changed files with 5 additions and 6 deletions
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11
src/client/Client.cc
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@ -56,9 +56,9 @@ void Client::run()
glPushMatrix(); glPushMatrix();
double dir_x = cos(m_player->direction); double dir_x = cos(m_player->direction);
double dir_y = sin(m_player->direction); double dir_y = sin(m_player->direction);
glTranslatef(dir_x * 100, dir_y * 100, 0); gluLookAt(m_player->x - dir_x * 100, m_player->y - dir_y * 100, 150,
glRotatef(-m_player->direction * 180.0 / M_PI, 0, 0, 1); m_player->x, m_player->y, 100,
glTranslatef(-m_player->x, -m_player->y, -100); 0, 0, 1);
draw_players(); draw_players();
draw_map(); draw_map();
@ -74,7 +74,7 @@ void Client::initgl()
glShadeModel(GL_SMOOTH); glShadeModel(GL_SMOOTH);
glDisable(GL_LIGHTING); glDisable(GL_LIGHTING);
glEnable(GL_DEPTH_TEST); glEnable(GL_DEPTH_TEST);
glPolygonOffset(0, -1); glPolygonOffset(0, -2);
} }
void Client::resize_window(int width, int height) void Client::resize_window(int width, int height)
@ -86,7 +86,6 @@ void Client::resize_window(int width, int height)
gluPerspective(60.0f, aspect, 0.01, 5000.0); gluPerspective(60.0f, aspect, 0.01, 5000.0);
glMatrixMode(GL_MODELVIEW); glMatrixMode(GL_MODELVIEW);
glLoadIdentity(); glLoadIdentity();
glRotatef(-70, 1, 0, 0);
} }
void Client::draw_players() void Client::draw_players()
@ -132,7 +131,7 @@ void Client::draw_players()
for (int j = 0; j < 4; j++) for (int j = 0; j < 4; j++)
{ {
const float * vertex = &vertices[quads[i][j]][0]; const float * vertex = &vertices[quads[i][j]][0];
glVertex3f(vertex[0] * 10, vertex[1] * 20, vertex[2] * 6); glVertex3f(vertex[0] * 20, vertex[1] * 10, vertex[2] * 6);
} }
glEnd(); glEnd();
} }