nuclear@0: #include <stdio.h>
nuclear@0: #include <stdlib.h>
nuclear@0: #include <math.h>
nuclear@0: #include "opengl.h"
nuclear@0: #include "game.h"
nuclear@7: #include "camera.h"
nuclear@7: 
nuclear@8: static void draw_quad(float hsz, float vsz);
nuclear@0: 
nuclear@0: static int win_width, win_height;
nuclear@0: 
nuclear@0: 
nuclear@0: int game_init(void)
nuclear@0: {
nuclear@0: 	glEnable(GL_DEPTH_TEST);
nuclear@0: 	glEnable(GL_CULL_FACE);
nuclear@7: 	//glEnable(GL_LIGHTING);
nuclear@0: 
nuclear@0: 	glClearColor(0.4, 0.4, 0.4, 1);
nuclear@8: 
nuclear@8: 	cam_start_video();
nuclear@0: 	return 0;
nuclear@0: }
nuclear@0: 
nuclear@0: void game_shutdown(void)
nuclear@0: {
nuclear@8: 	cam_shutdown();
nuclear@0: }
nuclear@0: 
nuclear@0: void game_display(unsigned long msec)
nuclear@0: {
nuclear@7: 	unsigned int tex = cam_texture();
nuclear@8: 	cam_update();
nuclear@7: 
nuclear@4: 	//float tsec = (float)msec / 1000.0f;
nuclear@0: 
nuclear@4: 	//glClearColor(sin(tsec * 10.0), cos(tsec * 10.0), -sin(tsec * 10.0), 1.0);
nuclear@0: 	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
nuclear@0: 
nuclear@0: 	glMatrixMode(GL_MODELVIEW);
nuclear@0: 	glLoadIdentity();
nuclear@7: 
nuclear@7: 	if(tex) {
nuclear@7: 		glBindTexture(GL_TEXTURE_EXTERNAL_OES, tex);
nuclear@7: 		glEnable(GL_TEXTURE_EXTERNAL_OES);
nuclear@8: 	}
nuclear@7: 
nuclear@8: 	draw_quad(0.5 * 1.33333, 0.5);
nuclear@7: 
nuclear@8: 	if(tex) {
nuclear@7: 		glDisable(GL_TEXTURE_EXTERNAL_OES);
nuclear@7: 	}
nuclear@7: }
nuclear@7: 
nuclear@8: static void draw_quad(float hsz, float vsz)
nuclear@7: {
nuclear@7: 	static const float varr[] = {-1, -1, 1, -1, 1, 1, -1, 1};
nuclear@8: 	static const float tcarr[] = {0, 1, 1, 1, 1, 0, 0, 0};
nuclear@8: 	static const float colarr[] = {1, 1, 1, 1,  1, 1, 1, 1,  1, 1, 1, 1,  1, 1, 1, 1};
nuclear@7: 
nuclear@7: 	glPushMatrix();
nuclear@8: 	glScalef(hsz, vsz, 1);
nuclear@7: 
nuclear@7: 	glEnableClientState(GL_VERTEX_ARRAY);
nuclear@7: 	glEnableClientState(GL_TEXTURE_COORD_ARRAY);
nuclear@7: 	glEnableClientState(GL_COLOR_ARRAY);
nuclear@7: 
nuclear@7: 	glVertexPointer(2, GL_FLOAT, 0, varr);
nuclear@7: 	glTexCoordPointer(2, GL_FLOAT, 0, tcarr);
nuclear@8: 	glColorPointer(4, GL_FLOAT, 0, colarr);
nuclear@7: 
nuclear@8: 	glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
nuclear@7: 
nuclear@7: 	glDisableClientState(GL_VERTEX_ARRAY);
nuclear@7: 	glDisableClientState(GL_TEXTURE_COORD_ARRAY);
nuclear@7: 	glDisableClientState(GL_COLOR_ARRAY);
nuclear@7: 
nuclear@7: 	glPopMatrix();
nuclear@0: }
nuclear@0: 
nuclear@0: void game_reshape(int x, int y)
nuclear@0: {
nuclear@0: 	win_width = x;
nuclear@0: 	win_height = y;
nuclear@0: 	glViewport(0, 0, x, y);
nuclear@0: 
nuclear@0: 	glMatrixMode(GL_PROJECTION);
nuclear@0: 	glLoadIdentity();
nuclear@0: 	glScalef((float)win_height / (float)win_width, 1.0, 1.0);
nuclear@0: }
nuclear@0: 
nuclear@0: void game_keyboard(int key, int pressed)
nuclear@0: {
nuclear@0: 	if(!pressed) return;
nuclear@0: 
nuclear@0: 	switch(key) {
nuclear@0: 	case 27:
nuclear@0: 		exit(0);
nuclear@0: 
nuclear@0: 	default:
nuclear@0: 		break;
nuclear@0: 	}
nuclear@0: }
nuclear@0: 
nuclear@0: #define MAX_TOUCH_IDS	16
nuclear@0: static struct {
nuclear@0: 	int bnstate[8];
nuclear@0: 	int prev_x, prev_y;
nuclear@0: } mstate[MAX_TOUCH_IDS];
nuclear@0: 
nuclear@0: void game_mouse_button(int id, int bn, int pressed, int x, int y)
nuclear@0: {
nuclear@0: 	if(id >= MAX_TOUCH_IDS) return;
nuclear@0: 
nuclear@0: 	mstate[id].prev_x = x;
nuclear@0: 	mstate[id].prev_y = y;
nuclear@0: 	mstate[id].bnstate[bn] = pressed;
nuclear@0: }
nuclear@0: 
nuclear@0: void game_mouse_motion(int id, int x, int y)
nuclear@0: {
nuclear@0: 	/*
nuclear@0: 	int dx, dy, cx, cy;
nuclear@0: 
nuclear@0: 	if(id >= MAX_TOUCH_IDS) return;
nuclear@0: 
nuclear@0: 	cx = win_width / 2;
nuclear@0: 	cy = win_height / 2;
nuclear@0: 
nuclear@0: 	dx = x - mstate[id].prev_x;
nuclear@0: 	dy = y - mstate[id].prev_y;
nuclear@0: 	mstate[id].prev_x = x;
nuclear@0: 	mstate[id].prev_y = y;
nuclear@0: 
nuclear@0: 	if(!dx && !dy) return;
nuclear@0: 
nuclear@0: 	if(mouselook || mstate[id].bnstate[0]) {
nuclear@0: 		player_turn(&player, dx * 0.5, dy * 0.5);
nuclear@0: 	}
nuclear@0: 	if(mstate[id].bnstate[2]) {
nuclear@0: 		dbg_cam_dist += 0.1 * dy;
nuclear@0: 		if(dbg_cam_dist < 0.0) dbg_cam_dist = 0.0;
nuclear@0: 	}
nuclear@0: 
nuclear@0: 	if(mouselook) {
nuclear@0: 		warping_mouse = 1;
nuclear@0: 		set_mouse_pos(cx, cy);
nuclear@0: 		mstate[id].prev_x = cx;
nuclear@0: 		mstate[id].prev_y = cy;
nuclear@0: 	}
nuclear@0: 	*/
nuclear@0: }
nuclear@0: