From 357d7bb484d65701952fdc63a2c30550baa46545 Mon Sep 17 00:00:00 2001
From: Vegard Storheil Eriksen <zyp@jvnv.net>
Date: Sat, 2 Oct 2010 02:01:01 +0200
Subject: Ported from SDL to SFML.

---
 engine/engine.cpp | 17 ++++++-----------
 engine/engine.h   |  6 +++---
 engine/player.cpp | 16 ++++++----------
 3 files changed, 15 insertions(+), 24 deletions(-)

(limited to 'engine')

diff --git a/engine/engine.cpp b/engine/engine.cpp
index eccf495..278007e 100644
--- a/engine/engine.cpp
+++ b/engine/engine.cpp
@@ -12,9 +12,9 @@
 
 #include <boost/format.hpp>
 
-void Engine::event_keypress(SDLKey key) {
+void Engine::event_keypress(sf::Key::Code key) {
 	switch(key) {
-		case SDLK_SPACE:
+		case sf::Key::Space:
 			paused = !paused;
 			break;
 		default:
@@ -84,13 +84,10 @@ void Engine::update() {
 	glDisable(GL_TEXTURE_2D);
 	glColor4f(1, 1, 0, 1);
 	
-	unsigned int tick = SDL_GetTicks();
-	if(tick - lastframes >= 1000) {
-		fps = (float)frames * ((float)(tick - lastframes) / 1000.0f);
-		frames = 1;
-		lastframes = tick;
-	} else {
-		frames++;
+	if(++fps_frames >= 60) {
+		fps = float(fps_frames) / fps_clock.GetElapsedTime();
+		fps_clock.Reset();
+		fps_frames = 0;
 	}
 	
 	glScalef(0.0005, 0.0005, 0.0005);
@@ -108,6 +105,4 @@ void Engine::update() {
 	stage->draw();
 	
 	glDisable(GL_SCISSOR_TEST);
-	
-	SDL_GL_SwapBuffers();
 }
diff --git a/engine/engine.h b/engine/engine.h
index 894143e..754342d 100644
--- a/engine/engine.h
+++ b/engine/engine.h
@@ -14,12 +14,12 @@ class Engine : public Application {
 		
 		bool paused;
 		
-		unsigned int frames;
-		unsigned int lastframes;
 		float fps;
+		unsigned int fps_frames;
+		sf::Clock fps_clock;
 	
 	protected:
-		virtual void event_keypress(SDLKey key);
+		virtual void event_keypress(sf::Key::Code key);
 		
 		virtual void update();
 	
diff --git a/engine/player.cpp b/engine/player.cpp
index c9a4ee2..091f874 100644
--- a/engine/player.cpp
+++ b/engine/player.cpp
@@ -1,10 +1,5 @@
-#ifndef __APPLE__
-#include <GL/gl.h>
-#else
-#include <OpenGL/gl.h>
-#endif
+#include <SFML/Window.hpp>
 #include <cmath>
-#include <SDL/SDL.h>
 
 #include "player.h"
 #include <wriggle/texturesdl.h>
@@ -33,11 +28,12 @@ void Player::draw() {
 }
 
 void Player::update() {
-	Uint8 *keystate = SDL_GetKeyState(NULL);
-	float factor = move_factor * (SDL_GetModState() & KMOD_SHIFT ? focus_factor : 1);
+	sf::Input input;
+	
+	float factor = move_factor * (input.IsKeyDown(sf::Key::LShift) ? focus_factor : 1);
 
-	float x_speed = factor * keystate[SDLK_RIGHT] - factor * keystate[SDLK_LEFT];
-	float y_speed = factor * keystate[SDLK_UP] - factor * keystate[SDLK_DOWN];
+	float x_speed = factor * input.IsKeyDown(sf::Key::Right) - factor * input.IsKeyDown(sf::Key::Left);
+	float y_speed = factor * input.IsKeyDown(sf::Key::Up) - factor * input.IsKeyDown(sf::Key::Down);
 
 	if(x_speed && y_speed) {
 		x_speed /= sqrtf(2);
-- 
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