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10 Commits

Author SHA1 Message Date
Nicolás Ortega Froysa
29cfe699cc
Make for smoother zoom. 2018-10-25 23:40:22 +02:00
Nicolás Ortega Froysa
72e2b3dd09
Can use ESC or 'Q' to quit now.
For those who don't know the system shortcut for closing a window.
2018-10-25 23:33:55 +02:00
Nicolás Ortega Froysa
30c0bdb23b
Removing OpenMP support.
Just realized that there are only 8 vertices, and therefore 24 variables
being updated every frame, which means that using OpenMP would (if
anything) slow it down.
2018-10-25 23:05:05 +02:00
Nicolás Ortega Froysa
44a71b3227
Set version string to v2.1 2018-10-25 23:01:26 +02:00
Nicolás Ortega Froysa
e1f7cbaa1d
Optimize color changing with OpenMP. 2018-10-25 23:00:26 +02:00
Nicolás Ortega Froysa
766a2d597c
Add FPS limiter (limits at 60 FPS). 2018-10-25 22:59:40 +02:00
Nicolás Ortega Froysa
5400c4a8fc
New version. 2018-10-25 20:40:30 +02:00
Nicolás Ortega Froysa
039ae5f134
Use real fullscreen. 2018-10-25 20:40:09 +02:00
Nicolás Ortega Froysa
d420f1aa35
Added argument parsing.
Now also allows you to change resolution and fullscreen mode.
2018-10-25 20:31:53 +02:00
Nicolás Ortega Froysa
20ad76f86d
Change global to C header file. 2018-10-25 20:13:12 +02:00
8 changed files with 111 additions and 17 deletions

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@ -21,11 +21,11 @@
# distribution. # distribution.
cmake_minimum_required(VERSION 2.8) cmake_minimum_required(VERSION 2.8)
project(TrippyCube CXX) project(TrippyCube C CXX)
# Binary filename # Binary filename
set(TARGET_NAME "trippy-cube") set(TARGET_NAME "trippy-cube")
set(TARGET_VERSION "v2.0") set(TARGET_VERSION "v2.1")
# Use DEBUG by default # Use DEBUG by default
if(NOT CMAKE_BUILD_TYPE) if(NOT CMAKE_BUILD_TYPE)

71
src/args.h Normal file
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@ -0,0 +1,71 @@
/*
* Copyright (C) 2018 Ortega Froysa, Nicolás <nortega@themusicinnoise.net> All rights reserved.
* Author: Ortega Froysa, Nicolás <nortega@themusicinnoise.net>
*
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software
* in a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
*
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
*
* 3. This notice may not be removed or altered from any source
* distribution.
*/
#pragma once
#include "globals.h"
extern "C" {
#include <argp.h>
#include <stdlib.h>
const char *argp_program_version = VERSION;
const char *argp_program_bug_address = "nortega@themusicinnoise.net";
static char desc[] = "A psychedelic cube that changes color in 3D.";
static struct argp_option opts[] = {
{ "fullscreen", 'f', 0, 0, "Set window to fullscreen", 0 },
{ "screen-width", 'w', "width", 0, "Set width of resolution", 0 },
{ "screen-height", 'h', "height", 0, "Set height of resolution", 0 },
{ 0, 0, 0, 0, 0, 0 }
};
struct args {
int fullscreen;
unsigned short width, height;
};
static error_t parse_opt(int key, char *arg, struct argp_state *state) {
struct args *args = (struct args*)state->input;
switch(key)
{
case 'f':
args->fullscreen = 1;
break;
case 'w':
args->width = (unsigned short)atoi(arg);
break;
case 'h':
args->height = (unsigned short) atoi(arg);
break;
default:
return ARGP_ERR_UNKNOWN;
}
return 0;
}
static struct argp argp = { opts, parse_opt, 0, desc, 0, 0, 0 };
}

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@ -38,7 +38,7 @@ void camera::update(const input *in_sys) {
std::get<1>(pos) = dist * sin(yaw); std::get<1>(pos) = dist * sin(yaw);
std::get<2>(pos) = dist * cos(yaw) * cos(angle); std::get<2>(pos) = dist * cos(yaw) * cos(angle);
dist -= in_sys->get_scroll(); dist -= static_cast<float>(in_sys->get_scroll()) / 2.5f;
if(dist < 0) if(dist < 0.0f)
dist = 0; dist = 0.0f;
} }

View File

@ -36,7 +36,7 @@ public:
void render(); void render();
private: private:
const float color_shift = 0.0001; const float color_shift = 0.005;
void shift_colors(); void shift_colors();
// OpenGL buffers // OpenGL buffers

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@ -31,9 +31,10 @@
# define VERSION "version" # define VERSION "version"
#endif #endif
#define SCREEN_WIDTH 800 extern "C" {
#define SCREEN_HEIGHT 600 extern unsigned short screen_width;
extern unsigned short screen_height;
extern SDL_Window *window; extern SDL_Window *window;
extern GLuint program_id; extern GLuint program_id;
extern GLuint matrix_id; extern GLuint matrix_id;
}

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@ -93,6 +93,9 @@ void input::set_key(SDL_Keysym key, bool value) {
case SDLK_d: case SDLK_d:
actions["move_right"] = value; actions["move_right"] = value;
break; break;
case SDLK_ESCAPE:
case SDLK_q:
actions["quit"] = value;
default: default:
break; break;
} }

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@ -24,32 +24,45 @@
#include <iostream> #include <iostream>
#include <argp.h>
#include <SDL2/SDL.h> #include <SDL2/SDL.h>
#include <GL/glew.h> #include <GL/glew.h>
#include <GL/gl.h> #include <GL/gl.h>
#include "globals.hpp" #include "args.h"
#include "shaders.hpp" #include "shaders.hpp"
#include "simulation.hpp" #include "simulation.hpp"
unsigned short screen_width;
unsigned short screen_height;
SDL_Window *window; SDL_Window *window;
GLuint program_id; GLuint program_id;
GLuint matrix_id; GLuint matrix_id;
int main() { int main(int argc, char *argv[]) {
// handle arguments
struct args args = { 0, 800, 600 };
argp_parse(&argp, argc, argv, 0, 0, &args);
screen_width = args.width;
screen_height = args.height;
if(SDL_Init(SDL_INIT_VIDEO) < 0) if(SDL_Init(SDL_INIT_VIDEO) < 0)
{ {
std::cerr << "ERROR: " << SDL_GetError() << std::endl; std::cerr << "ERROR: " << SDL_GetError() << std::endl;
exit(1); exit(1);
} }
// setup SDL2 window
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3); SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3); SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK,
SDL_GL_CONTEXT_PROFILE_CORE); SDL_GL_CONTEXT_PROFILE_CORE);
window = SDL_CreateWindow("Trippy Cube", window = SDL_CreateWindow("Trippy Cube",
SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
SCREEN_WIDTH, SCREEN_HEIGHT, args.width, args.height,
SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN); SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN);
if(not window) if(not window)
@ -59,7 +72,9 @@ int main() {
exit(1); exit(1);
} }
//SDL_ShowCursor(SDL_DISABLE); if(args.fullscreen)
SDL_SetWindowFullscreen(window, SDL_WINDOW_FULLSCREEN);
SDL_SetRelativeMouseMode(SDL_TRUE); SDL_SetRelativeMouseMode(SDL_TRUE);
SDL_GLContext glcontext = SDL_GL_CreateContext(window); SDL_GLContext glcontext = SDL_GL_CreateContext(window);

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@ -29,7 +29,7 @@
#include <glm/gtc/matrix_transform.hpp> #include <glm/gtc/matrix_transform.hpp>
#include <SDL2/SDL.h> #include <SDL2/SDL.h>
#include "globals.hpp" #include "globals.h"
#include "input.hpp" #include "input.hpp"
#include "camera.hpp" #include "camera.hpp"
#include "cube.hpp" #include "cube.hpp"
@ -39,8 +39,11 @@ void run() {
camera cam; camera cam;
cube box; cube box;
unsigned int last_time = SDL_GetTicks();
while(not in_sys.get_action("quit")) while(not in_sys.get_action("quit"))
{ {
in_sys.sync_events();
cam.update(&in_sys); cam.update(&in_sys);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
@ -49,7 +52,7 @@ void run() {
glm::mat4 mvp; glm::mat4 mvp;
{ {
glm::mat4 proj = glm::perspective(glm::radians(45.0f), glm::mat4 proj = glm::perspective(glm::radians(45.0f),
static_cast<float>(SCREEN_WIDTH) / static_cast<float>(SCREEN_HEIGHT), static_cast<float>(screen_width) / static_cast<float>(screen_height),
0.1f, 100.0f); 0.1f, 100.0f);
glm::mat4 view = glm::lookAt( glm::mat4 view = glm::lookAt(
@ -64,9 +67,10 @@ void run() {
glUniformMatrix4fv(matrix_id, 1, GL_FALSE, &mvp[0][0]); glUniformMatrix4fv(matrix_id, 1, GL_FALSE, &mvp[0][0]);
box.render(); box.render();
SDL_GL_SwapWindow(window); SDL_GL_SwapWindow(window);
in_sys.sync_events(); if(SDL_GetTicks() - last_time < (1000 / 60))
SDL_Delay((1000 / 60) - (SDL_GetTicks() - last_time));
last_time = SDL_GetTicks();
} }
} }