nuclear@14: #include <vector>
nuclear@14: #include "opengl.h"
nuclear@14: #include "scenery.h"
nuclear@14: #include "game.h"
nuclear@14: #include "mesh.h"
nuclear@14: #include "meshgen.h"
nuclear@14: #include "object.h"
nuclear@14: #include "revol.h"
nuclear@14: #include "image.h"
nuclear@14: 
nuclear@14: static bool gen_textures();
nuclear@14: 
nuclear@14: static std::vector<Object*> obj;
nuclear@14: static Image img_marble;
nuclear@14: 
nuclear@14: static const vec2_t table_cp[] = {
nuclear@14: 	{0, 0},
nuclear@14: 	{3, 0},	// mid 0
nuclear@14: 	{5.8, 0},
nuclear@14: 	{5.99, 0},	// mid 1
nuclear@14: 	{6, -0.15},
nuclear@14: 	{6.15, -0.15},	// mid 2
nuclear@14: 	{6.2, -0.4}
nuclear@14: };
nuclear@14: static const BezCurve table_curve = {
nuclear@14: 	sizeof table_cp / sizeof *table_cp,
nuclear@14: 	(vec2_t*)table_cp,
nuclear@14: 	1.0 / 6.2
nuclear@14: };
nuclear@14: 
nuclear@14: 
nuclear@14: 
nuclear@14: bool init_scenery()
nuclear@14: {
nuclear@14: 	if(!gen_textures()) {
nuclear@14: 		return false;
nuclear@14: 	}
nuclear@14: 
nuclear@14: 	Matrix4x4 xform;
nuclear@14: 
nuclear@14: 	Mesh *table = new Mesh;
nuclear@14: 	gen_revol(table, 48, 12, bezier_revol, bezier_revol_normal, (void*)&table_curve);
nuclear@14: 	table->texcoord_gen_plane(Vector3(0, 1, 0), Vector3(1, 0, 0));
nuclear@14: 	xform.set_scaling(Vector3(0.5, 0.5, 0.5));
nuclear@14: 	xform.translate(Vector3(1, 1, 0));
nuclear@14: 	table->texcoord_apply_xform(xform);
nuclear@14: 
nuclear@14: 	static const float table_scale = 1.8;
nuclear@14: 	xform.set_scaling(Vector3(table_scale, table_scale, table_scale));
nuclear@14: 	table->apply_xform(xform);
nuclear@14: 
nuclear@14: 	Object *otable = new Object;
nuclear@14: 	otable->set_mesh(table);
nuclear@14: 	otable->mtl.diffuse = Vector3(0.6, 0.6, 0.6);
nuclear@14: 	otable->mtl.specular = Vector3(0.8, 0.8, 0.8);
nuclear@14: 	otable->xform().set_translation(Vector3(0, -0.025, 0));
nuclear@14: 	otable->set_texture(img_marble.texture());
nuclear@14: 	obj.push_back(otable);
nuclear@14: 
nuclear@14: 
nuclear@14: 	// meshgen stats
nuclear@14: 	printf("Generated scenery:\n  %u meshes\n", (unsigned int)obj.size());
nuclear@14: 	unsigned int polycount = 0;
nuclear@14: 	for(size_t i=0; i<obj.size(); i++) {
nuclear@14: 		const Mesh *m = obj[i]->get_mesh();
nuclear@14: 		polycount += m->get_poly_count();
nuclear@14: 	}
nuclear@14: 	printf("  %u polygons\n", polycount);
nuclear@14: 
nuclear@14: 	return true;
nuclear@14: }
nuclear@14: 
nuclear@14: void destroy_scenery()
nuclear@14: {
nuclear@14: 	for(size_t i=0; i<obj.size(); i++) {
nuclear@14: 		delete obj[i];
nuclear@14: 	}
nuclear@14: 	obj.clear();
nuclear@14: 
nuclear@14: 	img_marble.destroy();
nuclear@14: }
nuclear@14: 
nuclear@14: void draw_scenery()
nuclear@14: {
nuclear@14: 	for(size_t i=0; i<obj.size(); i++) {
nuclear@14: 		if(wireframe) {
nuclear@14: 			obj[i]->draw_wire();
nuclear@14: 			obj[i]->draw_normals(0.075);
nuclear@14: 		} else {
nuclear@14: 			obj[i]->draw();
nuclear@14: 		}
nuclear@14: 	}
nuclear@14: }
nuclear@14: 
nuclear@14: static float marble(float x, float y)
nuclear@14: {
nuclear@14: 	float theta = x * M_PI * 2.0 * cos(y * 1.5);
nuclear@14: 	theta += turbulence2(x * 10.0, y * 10.0, 4) * 2;
nuclear@14: 	float val = 0.5 + sin(theta * 5.0) + sin(theta * 8.0) / 2.0 + sin(theta * 19.0) / 4.0;
nuclear@14: 	return val * 0.5 + 0.5;
nuclear@14: }
nuclear@14: 
nuclear@14: static bool gen_textures()
nuclear@14: {
nuclear@14: 	static const Vector3 marble_col1 = Vector3(0.78, 0.85, 0.85);
nuclear@14: 	static const Vector3 marble_col2 = Vector3(0.56, 0.68, 0.7);
nuclear@14: 
nuclear@14: 	img_marble.create(512, 512);
nuclear@14: 	unsigned char *pptr = img_marble.pixels;
nuclear@14: 	for(int i=0; i<img_marble.height; i++) {
nuclear@14: 		float v = (float)i / (float)img_marble.height;
nuclear@14: 		for(int j=0; j<img_marble.width; j++) {
nuclear@14: 			float u = (float)j / (float)img_marble.width;
nuclear@14: 
nuclear@14: 			float marble_val = marble(u, v);
nuclear@14: 			Vector3 color = lerp(marble_col2, marble_col1, marble_val);
nuclear@14: 
nuclear@14: 			int r = (int)(color.x * 255.0);
nuclear@14: 			int g = (int)(color.y * 255.0);
nuclear@14: 			int b = (int)(color.z * 255.0);
nuclear@14: 
nuclear@14: 			pptr[0] = r > 255 ? 255 : (r < 0 ? 0 : r);
nuclear@14: 			pptr[1] = g > 255 ? 255 : (g < 0 ? 0 : g);
nuclear@14: 			pptr[2] = b > 255 ? 255 : (b < 0 ? 0 : b);
nuclear@14: 			pptr += 3;
nuclear@14: 		}
nuclear@14: 	}
nuclear@14: 	img_marble.texture();
nuclear@14: 
nuclear@14: 	return true;
nuclear@14: }