WIP: including > graph_area (from GG client)
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FB3115C340E057E3
11
Makefile
11
Makefile
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@ -1,12 +1,21 @@
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.PHONY: run clean install all
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.PHONY: run clean install all
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.DELETE_ON_ERROR: $(BINDIR)/Getting_Started_with_GTK
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.DEFAULT_GOAL: all
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.DEFAULT_GOAL: all
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NTHREADS= $(shell nproc)
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CC=gcc
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CC=gcc
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CFLAGS=`pkg-config --cflags gtk4 gl glib-2.0`
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CFLAGS=`pkg-config --cflags gtk4 gl glib-2.0`
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LDFLAGS=`pkg-config --libs gtk4 gl glib-2.0`
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LDFLAGS=`pkg-config --libs gtk4 gl glib-2.0`
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WARNINGS = -Wall
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WARNINGS = -Wall
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DEBUG = -ggdb -fno-omit-frame-pointer
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DEBUG = -ggdb -fno-omit-frame-pointer #-fdiagnostics-color=always -fsanitize=bounds -fstack-check
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OPTIMIZE = -O3
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OPTIMIZE = -O3
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INCLUDE= $(shell pkg-config --cflags glib-2.0 libxml-2.0 gtk4)
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LIBS= $(shell pkg-config --libs glib-2.0 libxml-2.0 gtk4) -lGL -lGLU -lm -lepoxy -lX11 -lGLEW
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BINDIR=bin
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BUILDDIR=build
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SRCDIR=src
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sources = $(shell find . -maxdepth 1 -type f -name "*.c")
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sources = $(shell find . -maxdepth 1 -type f -name "*.c")
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objects = $(patsubst %.c,%.o,$(sources))
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objects = $(patsubst %.c,%.o,$(sources))
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@ -0,0 +1,91 @@
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/*
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* Gem-graph OpenGL experiments
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*
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* Desc: Base header
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*
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* Copyright (C) 2023 Arthur Menges <arthur.menges@a-lec.org>
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* Copyright (C) 2023 Adrien Bourmault <neox@a-lec.org>
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*
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* This file is part of Gem-graph.
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*
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* This program is free software: you can redistribute it and/or modify
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||||||
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* it under the terms of the GNU Affero General Public License as published by
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||||||
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* the Free Software Foundation, either version 3 of the License, or
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||||||
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* (at your option) any later version.
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||||||
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*
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||||||
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* This program is distributed in the hope that it will be useful,
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||||||
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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||||||
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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||||||
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* GNU Affero General Public License for more details.
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||||||
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*
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||||||
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* You should have received a copy of the GNU Affero General Public License
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||||||
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <assert.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <math.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdbool.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <glib-2.0/glib.h>
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//#define G_APPLICATION_DEFAULT_FLAGS 0
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enum { X_AXIS, Y_AXIS, Z_AXIS, N_AXIS }; // Graphical axis
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enum { HOME_MODE, RUN_MODE, EDIT_MODE, PRESENTATION_MODE, N_MODE }; // Gem-graph modes
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struct arrow_t { uint load; uint site; uint x; uint y; uint z; }; // describes an arrow
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static inline char *read_file(char *filename);
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/* I'm standing on Earth (or any spinning spheroid) and looking towards its North pole, then :
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X - X = EAST - WEST = rouge - cyan
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Y - Y = ZENITH - NADIR = vert - magenta (fuschia)
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Z - Z = NORTH - SOUTH = bleu - jaune */
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#define EAST 0 // + x rouge
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#define WEST 1 // - x cyan
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#define ZENITH 2 // + y vert
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#define NADIR 3 // - y magenta
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#define SOUTH 4 // + z bleu
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#define NORTH 5 // - z jaune
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/*
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* char *read_file(char *filename) reads a file from filename into a provided buffer
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*
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* @param filename, file name
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* contents, target ptr
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*
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* @return void
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*/
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static inline char *read_file(char *filename)
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{
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int fd;
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int filesize;
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char *contents;
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fd = open(filename, O_RDONLY);
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if(fd < 0) {
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printf("Couldn't read file: %s\n",filename);
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return NULL;
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}
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filesize = lseek(fd, 0, SEEK_END) + 1 ;
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contents = g_malloc(filesize * sizeof(char));
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assert (contents);
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lseek(fd, 0, SEEK_SET);
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read(fd,contents,filesize);
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contents[filesize-1] = '\0';
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close(fd);
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return contents;
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}
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@ -0,0 +1,3 @@
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callback.o: callback.c tree.h \
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/gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib.h \
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display.h contain.h texts.h in_depth.h
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Binary file not shown.
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@ -134,6 +134,7 @@ GtkWidget *get_SPACE_VIEW_box(){
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GtkBox *middle_box = GTK_BOX (gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2));
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GtkBox *middle_box = GTK_BOX (gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2));
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gtk_box_append (middle_box, GTK_WIDGET (get_image_ALL_SPACE()));
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gtk_box_append (middle_box, GTK_WIDGET (get_image_ALL_SPACE()));
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////////////////////////// gtk_box_append (middle_box, GTK_WIDGET (get_GLArea()));
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gtk_box_append (middle_box, GTK_WIDGET (gtk_separator_new (GTK_ORIENTATION_VERTICAL)));
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gtk_box_append (middle_box, GTK_WIDGET (gtk_separator_new (GTK_ORIENTATION_VERTICAL)));
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gtk_box_append (middle_box, GTK_WIDGET (right_box));
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gtk_box_append (middle_box, GTK_WIDGET (right_box));
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return GTK_WIDGET (middle_box);
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return GTK_WIDGET (middle_box);
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@ -0,0 +1,3 @@
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contain.o: contain.c tree.h \
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/gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib.h \
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display.h contain.h texts.h callback.h
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@ -0,0 +1,3 @@
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display.o: display.c tree.h \
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/gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib.h \
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display.h contain.h texts.h
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@ -0,0 +1,323 @@
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/*
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* Gem-graph OpenGL experiments
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*
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* Desc: User interface functions
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*
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* Copyright (C) 2023 Adrien Bourmault <neox@a-lec.org>
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*
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* This file is part of Gem-graph.
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||||||
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*
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* This program is free software: you can redistribute it and/or modify
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||||||
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* it under the terms of the GNU Affero General Public License as published by
|
||||||
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* the Free Software Foundation, either version 3 of the License, or
|
||||||
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* (at your option) any later version.
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||||||
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*
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||||||
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* This program is distributed in the hope that it will be useful,
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||||||
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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||||||
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* GNU Affero General Public License for more details.
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||||||
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*
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||||||
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* You should have received a copy of the GNU Affero General Public License
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||||||
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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||||||
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*/
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#include <unistd.h>
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#include <gtk-4.0/gtk/gtk.h>
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#include <glib-2.0/glib.h>
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#include "base.h"
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//#include "ui.h"
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//#include "graphics.h"
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struct stack_index_t {
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long stack_id;
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void *container_widget;
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void *gl_area;
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};
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static struct stack_index_t *stack_index = NULL;
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size_t stack_index_size = 0;
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/*
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* Look for stack entry and returns stack_id
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*
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* @params container_widget, generally the GtkBox that contains the GLArea
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*
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* @returns stack_id
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*/
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long ui_get_graphic_stack(void *container_widget)
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{
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// look for stack_index entry
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for (int i = 0; i < stack_index_size; i++) {
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if (stack_index[i].container_widget == (void *)container_widget) {
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return stack_index[i].stack_id;
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}
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}
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return -1;
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}
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/*
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* Look for stack entry and returns stack_id
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*
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* @params container_widget, generally the GtkBox that contains the GLArea
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*
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* @returns stack_id
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*/
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long ui_is_graphic_stack_ready(void *container_widget)
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{
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// look for stack_index entry
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for (int i = 0; i < stack_index_size; i++) {
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if (stack_index[i].container_widget == (void *)container_widget) {
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return stack_index[i].stack_id;
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}
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}
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return -1;
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}
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/*
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* Look for stack entry and initializes OpenGL for it
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*
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* @params container_widget, generally the GtkBox that contains the GLArea
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*
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* @returns bool, true if success
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*/
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bool ui_init_graphic_stack(void *container_widget, GError *error_buffer)
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{
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//g_printerr("[debug] ui_init_graphic_stack()\n");
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//g_printerr("[debug] ui_init_graphic_stack() : target is %p\n", container_widget);
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// look for stack_index entry
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for (int i = 0; i < stack_index_size; i++) {
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//g_printerr("[debug] ui_init_graphic_stack() : i is %d\n", i);
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//g_printerr("[debug] ui_init_graphic_stack() : target would be %p\n",
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//stack_index[i].container_widget);
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if (stack_index[i].container_widget == (void *)container_widget) {
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////////////////////////// stack_index[i].stack_id = graphics_init(&error_buffer);
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//g_printerr("[debug] ui_init_graphic_stack() : stack_id is %d\n",
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//stack_index[i].stack_id);
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if (stack_index[i].stack_id >= 0)
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return true;
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else
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return false;
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}
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}
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return false;
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}
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/*
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* Look for stack entry and shutdowns OpenGL for it
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*
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* @params container_widget, generally the GtkBox that contains the GLArea
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*
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* @returns bool, true if success
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*/
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bool ui_shutdown_graphic_stack(void *container_widget, GError *error_buffer)
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{
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// look for stack_index entry
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for (int i = 0; i < stack_index_size; i++) {
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if (stack_index[i].container_widget == (void *)container_widget) {
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////////////////////////// if (graphics_shutdown(stack_index[i].stack_id,
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////////////////////////// &error_buffer) == false) {
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////////////////////////// return false;
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////////////////////////// }
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stack_index[i].stack_id = 0;
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return true;
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}
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}
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return false;
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}
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void ui_clean_stack_index(void)
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{
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// look for stack_index entry
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for (int i = 0; i < stack_index_size; i++) {
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stack_index[i].stack_id = 0;
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}
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return;
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}
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/*
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* Look for stack entry and triggers OpenGL for drawing
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*
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* @params container_widget, generally the GtkBox that contains the GLArea
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*
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* @returns bool, true if success
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*/
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bool ui_render_stack(GtkWidget *container_widget)
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{
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// look for stack_index entry
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for (int i = 0; i < stack_index_size; i++) {
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if (stack_index[i].container_widget == (void *)container_widget) {
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////////////////////////// graphics_draw(stack_index[i].stack_id);
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||||||
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return true;
|
||||||
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}
|
||||||
|
}
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return false;
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}
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|
|
||||||
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/*
|
||||||
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* Look for stack entry and triggers OpenGL for drawing
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*
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||||||
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* @params container_widget, generally the GtkBox that contains the GLArea
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|
*
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||||||
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* @returns bool, true if success
|
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*/
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bool ui_update_axis_stack(GtkWidget *container_widget, int axis, int value)
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||||||
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{
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||||||
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// look for stack_index entry
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||||||
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for (int i = 0; i < stack_index_size; i++) {
|
||||||
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if (stack_index[i].container_widget == (void *)container_widget) {
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||||||
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////////////////////////// graphic_stack[stack_index[i].stack_id].rotation_angles[axis] = value;
|
||||||
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gtk_widget_queue_draw((GtkWidget*)(stack_index[i].gl_area));
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||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
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return false;
|
||||||
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}
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||||||
|
|
||||||
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/*
|
||||||
|
* Look for every stack entry and shutdowns OpenGL for it
|
||||||
|
*
|
||||||
|
* @params void
|
||||||
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*
|
||||||
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* @returns bool, true if success
|
||||||
|
*/
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||||||
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void ui_shutdown_all_graphic_stacks(void)
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{
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// look for stack_index entry
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||||||
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for (int i = 0; i < stack_index_size; i++) {
|
||||||
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////////////////////////// graphics_shutdown(stack_index[i].stack_id, NULL);
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||||||
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}
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return;
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}
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/*
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* Creates a slider widget
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*
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* @params axis, meaning which axis we're building (for label)
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*
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* @returns GtkWidget*, pointer to the new widget
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*/
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GtkWidget *create_axis_slider(int axis)
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{
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GtkWidget *box, *label, *slider;
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GtkAdjustment *adj;
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const char *text;
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box = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 0);
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switch (axis) {
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||||||
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case X_AXIS:
|
||||||
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text = "X";
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||||||
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break;
|
||||||
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case Y_AXIS:
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text = "Y";
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break;
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||||||
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case Z_AXIS:
|
||||||
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text = "Z";
|
||||||
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break;
|
||||||
|
|
||||||
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default:
|
||||||
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g_assert_not_reached();
|
||||||
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}
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label = gtk_label_new(text);
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||||||
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gtk_box_append(GTK_BOX(box), label);
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||||||
|
gtk_widget_set_visible (label, TRUE);
|
||||||
|
|
||||||
|
adj = gtk_adjustment_new(0.0, 0.0, 360.0, 1.0, 12.0, 0.0);
|
||||||
|
////////////////////////// g_signal_connect(adj, "value-changed",
|
||||||
|
////////////////////////// G_CALLBACK(on_axis_value_change),
|
||||||
|
////////////////////////// (gpointer) label);
|
||||||
|
slider = gtk_scale_new(GTK_ORIENTATION_HORIZONTAL, adj);
|
||||||
|
gtk_box_append(GTK_BOX(box), slider);
|
||||||
|
gtk_widget_set_hexpand(slider, TRUE);
|
||||||
|
gtk_widget_set_visible (slider, TRUE);
|
||||||
|
|
||||||
|
gtk_widget_set_visible (box, TRUE);
|
||||||
|
|
||||||
|
return box;
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Creates GLArea and indexes it
|
||||||
|
*
|
||||||
|
* @params target_mode, meaning which ui_stack we're on
|
||||||
|
* target_widget, meaning the box that will host the GLArea
|
||||||
|
*
|
||||||
|
* @returns bool, true if success
|
||||||
|
*/
|
||||||
|
bool ui_setup_glarea(int target_mode, GtkWidget *target_widget)
|
||||||
|
{
|
||||||
|
GtkWidget *gl_area;
|
||||||
|
|
||||||
|
////g_printerr("[debug] ui_setup_glarea()\n");
|
||||||
|
|
||||||
|
assert(target_widget);
|
||||||
|
|
||||||
|
////g_printerr("[debug] ui_setup_glarea() : target is %p\n", target_widget);
|
||||||
|
|
||||||
|
if (stack_index == NULL) {
|
||||||
|
stack_index = g_malloc(sizeof(struct stack_index_t));
|
||||||
|
stack_index_size = 1;
|
||||||
|
} else {
|
||||||
|
// look for stack_index entry
|
||||||
|
for (int i = 0; i < stack_index_size; i++) {
|
||||||
|
if (stack_index[i].container_widget == (void *)target_widget) {
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
// create entry
|
||||||
|
stack_index =
|
||||||
|
g_realloc(stack_index,
|
||||||
|
++stack_index_size * sizeof(struct stack_index_t));
|
||||||
|
}
|
||||||
|
|
||||||
|
gl_area = GTK_WIDGET(gtk_gl_area_new());
|
||||||
|
assert(gl_area);
|
||||||
|
|
||||||
|
//gtk_widget_set_size_request(gl_area, 1000, 1000);
|
||||||
|
gtk_gl_area_set_auto_render(GTK_GL_AREA(gl_area), true);
|
||||||
|
gtk_widget_set_hexpand(gl_area, TRUE);
|
||||||
|
gtk_widget_set_vexpand(gl_area, TRUE);
|
||||||
|
//gtk_widget_set_halign(gl_area, GTK_ALIGN_CENTER);
|
||||||
|
//gtk_widget_set_valign(gl_area, GTK_ALIGN_CENTER);
|
||||||
|
|
||||||
|
// The main "draw" call for GtkGLArea
|
||||||
|
////////////////////////// g_signal_connect(GTK_GL_AREA(gl_area),
|
||||||
|
////////////////////////// "render",
|
||||||
|
////////////////////////// G_CALLBACK(on_glarea_render), NULL);
|
||||||
|
|
||||||
|
////////////////////////// g_signal_connect(gl_area,
|
||||||
|
////////////////////////// "realize",
|
||||||
|
////////////////////////// G_CALLBACK(on_glarea_realize), NULL);
|
||||||
|
|
||||||
|
////////////////////////// g_signal_connect(gl_area,
|
||||||
|
////////////////////////// "unrealize",
|
||||||
|
////////////////////////// G_CALLBACK(on_glarea_unrealize), NULL);
|
||||||
|
|
||||||
|
stack_index[stack_index_size-1].container_widget =
|
||||||
|
(void*)target_widget;
|
||||||
|
|
||||||
|
stack_index[stack_index_size-1].gl_area = (void*)gl_area;
|
||||||
|
|
||||||
|
////g_printerr("[debug] ui_setup_glarea() : set target to %p\n", target_widget);
|
||||||
|
|
||||||
|
////g_printerr("[debug] ui_setup_glarea() : stack_index (@0x%p) had %ld elements\n",
|
||||||
|
//stack_index,
|
||||||
|
//stack_index_size);
|
||||||
|
|
||||||
|
gtk_box_append(GTK_BOX(target_widget), gl_area);
|
||||||
|
gtk_widget_set_visible (GTK_WIDGET (gl_area), TRUE);
|
||||||
|
|
||||||
|
// Create sliders
|
||||||
|
for(int i = 0; i < N_AXIS; i++)
|
||||||
|
gtk_box_append(GTK_BOX(target_widget), create_axis_slider(i));
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
@ -0,0 +1,3 @@
|
||||||
|
graph_area.o: graph_area.c \
|
||||||
|
/gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib.h \
|
||||||
|
base.h
|
||||||
|
|
@ -0,0 +1,314 @@
|
||||||
|
/*
|
||||||
|
* Gem-graph OpenGL experiments
|
||||||
|
*
|
||||||
|
* Desc: OpenGL utils header
|
||||||
|
*
|
||||||
|
* Copyright (C) 2023 Arthur Menges <arthur.menges@a-lec.org>
|
||||||
|
* Copyright (C) 2023 Adrien Bourmault <neox@a-lec.org>
|
||||||
|
* Copyright (C) 2023 Jean Sirmai <jean@a-lec.org>
|
||||||
|
*
|
||||||
|
* This file is part of Gem-graph.
|
||||||
|
*
|
||||||
|
* This program is free software: you can redistribute it and/or modify
|
||||||
|
* it under the terms of the GNU Affero General Public License as published by
|
||||||
|
* the Free Software Foundation, either version 3 of the License, or
|
||||||
|
* (at your option) any later version.
|
||||||
|
*
|
||||||
|
* This program is distributed in the hope that it will be useful,
|
||||||
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
* GNU Affero General Public License for more details.
|
||||||
|
*
|
||||||
|
* You should have received a copy of the GNU Affero General Public License
|
||||||
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#pragma once
|
||||||
|
#include "base.h"
|
||||||
|
#include <unistd.h>
|
||||||
|
#include <stdbool.h>
|
||||||
|
#include <epoxy/gl.h>
|
||||||
|
#include <GL/glu.h>
|
||||||
|
#include <GL/glext.h>
|
||||||
|
#include <cglm/cglm.h>
|
||||||
|
|
||||||
|
#define VERTEX_SHADER_FILE "src/graphics/shaders/shader.vert"
|
||||||
|
#define FRAG_SHADER_FILE "src/graphics/shaders/shader.frag"
|
||||||
|
#define GL_TARGET_MAJOR_VERSION 0
|
||||||
|
#define GL_TARGET_MINOR_VERSION 4
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Structure describing a gl_area and its parameters, used to create a table
|
||||||
|
* of Gem-graph client current gl_areas
|
||||||
|
*/
|
||||||
|
struct graphic_stack_t {
|
||||||
|
|
||||||
|
int id;
|
||||||
|
int mode;
|
||||||
|
|
||||||
|
float rotation_angles[N_AXIS]; // Rotation angles on each axis
|
||||||
|
|
||||||
|
GLuint vao; // init_buffers
|
||||||
|
GLuint position_buffer; // shutdown, draw
|
||||||
|
GLuint color_buffer; // shutdown, draw
|
||||||
|
GLuint program; // shutdown, init_shaders, draw
|
||||||
|
GLuint m; // init_shaders, draw
|
||||||
|
GLuint v; // init_shaders, draw
|
||||||
|
GLuint p; // init_shaders, draw
|
||||||
|
|
||||||
|
struct arrow_t *arrows_ptr;
|
||||||
|
long arrows_nb;
|
||||||
|
|
||||||
|
GLfloat *buffer_vertex_origin;
|
||||||
|
GLfloat *buffer_colors_origin;
|
||||||
|
GLuint *buffer_lines_origin;
|
||||||
|
GLuint *buffer_plans_origin;
|
||||||
|
|
||||||
|
long buffer_vertex_size;
|
||||||
|
long buffer_colors_size;
|
||||||
|
long buffer_lines_size;
|
||||||
|
long buffer_plans_size;
|
||||||
|
|
||||||
|
long buffer_vertex_0_arrow;
|
||||||
|
long buffer_colors_0_arrow;
|
||||||
|
long buffer_lines_0_arrow;
|
||||||
|
long buffer_plans_0_arrow;
|
||||||
|
};
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Dynamic array of ptrs to dynamically allocated gl_area_entry
|
||||||
|
*/
|
||||||
|
extern struct graphic_stack_t *graphic_stack;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Initializes a gl_area
|
||||||
|
*
|
||||||
|
* @param gl_area, ptr to the gl_area widget
|
||||||
|
*
|
||||||
|
* @return true if initialized
|
||||||
|
*/
|
||||||
|
int graphics_init(void *error_buffer);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Draws the current buffer to a gl_area
|
||||||
|
*
|
||||||
|
* @param gl_area, ptr to the gl_area widget
|
||||||
|
*
|
||||||
|
* @return void
|
||||||
|
*/
|
||||||
|
void graphics_draw(const int stack_id);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Shutdowns a gl_area
|
||||||
|
*
|
||||||
|
* @param gl_area, ptr to the gl_area widget
|
||||||
|
*
|
||||||
|
* @return true if success
|
||||||
|
*/
|
||||||
|
bool graphics_shutdown(const int stack_id, void *error_buffer);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Initializes the shaders of a gl_area and link them to a program
|
||||||
|
*
|
||||||
|
* @param gl_area, ptr to the gl_area widget
|
||||||
|
*
|
||||||
|
* @return true if initialized
|
||||||
|
*/
|
||||||
|
bool graphics_init_shaders(const int stack_id);
|
||||||
|
|
||||||
|
/* Initializes the buffer of a gl_area
|
||||||
|
* Calls according to the user preferences
|
||||||
|
* @param gl_area, ptr to the gl_area widget
|
||||||
|
* @return void
|
||||||
|
*/
|
||||||
|
void graphics_init_buffers(const int stack_id);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Draws a vertex (x, y, z)
|
||||||
|
* if (console) prints (x, y, z) values to console
|
||||||
|
*
|
||||||
|
* @param GLfloat x, GLfloat y, GLfloat z
|
||||||
|
*
|
||||||
|
* @return void
|
||||||
|
*/
|
||||||
|
void graphics_draw_vertex (const int stack_id,
|
||||||
|
GLfloat x,
|
||||||
|
GLfloat y,
|
||||||
|
GLfloat z);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Draws the color (r, g, b) associated to a vertex
|
||||||
|
* if (console) prints (r, g, b) values to console
|
||||||
|
*
|
||||||
|
* @param GLfloat r, GLfloat g, GLfloat b
|
||||||
|
*
|
||||||
|
* @return void
|
||||||
|
*/
|
||||||
|
void graphics_draw_color (const int stack_id, GLfloat r, GLfloat g, GLfloat b);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Writes values to describe a line from a to b into the line buffer
|
||||||
|
*
|
||||||
|
* @param coords GLuint (a,b)
|
||||||
|
*
|
||||||
|
* @return void
|
||||||
|
*/
|
||||||
|
void graphics_draw_line (const int stack_id, GLuint a, GLuint b);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Writes values to describe an (a,b,c) plan (triangle) into the plan buffer
|
||||||
|
*
|
||||||
|
* @param coords GLuint (a,b,c)
|
||||||
|
*
|
||||||
|
* @return void
|
||||||
|
*/
|
||||||
|
void graphics_draw_plan (const int stack_id, GLuint a, GLuint b, GLuint c);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Created and compile a shader
|
||||||
|
*
|
||||||
|
* @param type, shader type
|
||||||
|
* src, source code of shader
|
||||||
|
*
|
||||||
|
* @return shader id
|
||||||
|
*/
|
||||||
|
static inline GLuint create_shader(const int stack_id, int type, const char *src)
|
||||||
|
{
|
||||||
|
GLuint shader;
|
||||||
|
int status;
|
||||||
|
|
||||||
|
shader = glCreateShader(type);
|
||||||
|
glShaderSource(shader, 1, &src, NULL);
|
||||||
|
glCompileShader(shader);
|
||||||
|
|
||||||
|
glGetShaderiv(shader, GL_COMPILE_STATUS, &status);
|
||||||
|
if(status == GL_FALSE) {
|
||||||
|
int log_len;
|
||||||
|
char *buffer;
|
||||||
|
|
||||||
|
glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &log_len);
|
||||||
|
|
||||||
|
buffer = g_malloc(log_len + 1);
|
||||||
|
assert (buffer);
|
||||||
|
glGetShaderInfoLog(shader, log_len, NULL, buffer);
|
||||||
|
|
||||||
|
g_warning("Compile failure in %s shader:\n%s",
|
||||||
|
type == GL_VERTEX_SHADER ? "vertex" : "fragment",
|
||||||
|
buffer);
|
||||||
|
|
||||||
|
g_free(buffer);
|
||||||
|
|
||||||
|
glDeleteShader(shader);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
return shader;
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline void print_stack(int stack_id)
|
||||||
|
{
|
||||||
|
static int n = 0;
|
||||||
|
|
||||||
|
printf("\n[n=%d]***************", n);
|
||||||
|
|
||||||
|
printf("id = %d\tmode = %d\n",
|
||||||
|
graphic_stack[stack_id].id,
|
||||||
|
graphic_stack[stack_id].mode);
|
||||||
|
|
||||||
|
printf("rotation_angles = ");
|
||||||
|
for (int i = 0; i < N_AXIS; i++) {
|
||||||
|
printf("%f\t", graphic_stack[stack_id].rotation_angles[i]); // Rotation angles on each axis
|
||||||
|
}
|
||||||
|
printf("\n");
|
||||||
|
|
||||||
|
printf("vao = %d\n", graphic_stack[stack_id].vao);
|
||||||
|
printf("position_buffer = %d\n", graphic_stack[stack_id].position_buffer);
|
||||||
|
printf("color_buffer = %d\n", graphic_stack[stack_id].color_buffer);
|
||||||
|
printf("program = %d\n", graphic_stack[stack_id].program);
|
||||||
|
printf("m = %d\n", graphic_stack[stack_id].m);
|
||||||
|
printf("v = %d\n", graphic_stack[stack_id].v);
|
||||||
|
printf("p = %d\n", graphic_stack[stack_id].p);
|
||||||
|
|
||||||
|
printf("arrows_ptr = %p\n", graphic_stack[stack_id].arrows_ptr);
|
||||||
|
printf("arrows_nb = %ld\n", graphic_stack[stack_id].arrows_nb);
|
||||||
|
|
||||||
|
printf("buffer_vertex_origin = %p\n", graphic_stack[stack_id].buffer_vertex_origin);
|
||||||
|
printf("buffer_colors_origin = %p\n", graphic_stack[stack_id].buffer_colors_origin);
|
||||||
|
printf("buffer_lines_origin = %p\n", graphic_stack[stack_id].buffer_lines_origin);
|
||||||
|
printf("buffer_plans_origin = %p\n", graphic_stack[stack_id].buffer_plans_origin);
|
||||||
|
|
||||||
|
printf("buffer_vertex_size = %ld\n", graphic_stack[stack_id].buffer_vertex_size);
|
||||||
|
printf("buffer_colors_size = %ld\n", graphic_stack[stack_id].buffer_colors_size);
|
||||||
|
printf("buffer_lines_size = %ld\n", graphic_stack[stack_id].buffer_lines_size);
|
||||||
|
printf("buffer_plans_size = %ld\n", graphic_stack[stack_id].buffer_plans_size);
|
||||||
|
|
||||||
|
printf("buffer_vertex_0_arrow = %ld\n", graphic_stack[stack_id].buffer_vertex_0_arrow);
|
||||||
|
printf("buffer_colors_0_arrow = %ld\n", graphic_stack[stack_id].buffer_colors_0_arrow);
|
||||||
|
printf("buffer_lines_0_arrow = %ld\n", graphic_stack[stack_id].buffer_lines_0_arrow);
|
||||||
|
printf("buffer_plans_0_arrow = %ld\n", graphic_stack[stack_id].buffer_plans_0_arrow);
|
||||||
|
|
||||||
|
printf("********************\n");
|
||||||
|
n++;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
void graphics_model_setup (const int stack_id);
|
||||||
|
|
||||||
|
int draw_one_arrow_vertex (const int stack_id,
|
||||||
|
int space_X,
|
||||||
|
int space_Y,
|
||||||
|
int space_Z,
|
||||||
|
int weight,
|
||||||
|
int site,
|
||||||
|
int x,
|
||||||
|
int y,
|
||||||
|
int z);
|
||||||
|
|
||||||
|
int draw_one_arrow_line(const int stack_id,
|
||||||
|
int offset_vertex);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Writes grid ridges to vertex and color buffers
|
||||||
|
*
|
||||||
|
* @param coords long (x,y,z), step_x, step_y, step_z
|
||||||
|
*
|
||||||
|
* @return void
|
||||||
|
*/
|
||||||
|
int draw_space_ridges_vertex (const int stack_id,
|
||||||
|
long offset_vertex,
|
||||||
|
long x,
|
||||||
|
long y,
|
||||||
|
long z);
|
||||||
|
|
||||||
|
int draw_space_ridges_lines (const int stack_id);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Writes grid lines on space faces
|
||||||
|
*
|
||||||
|
* @param coords long (x,y,z)
|
||||||
|
*
|
||||||
|
* @return void
|
||||||
|
*/
|
||||||
|
long draw_grids_on_space_faces_vertex (const int stack_id,
|
||||||
|
long x,
|
||||||
|
long y,
|
||||||
|
long z);
|
||||||
|
|
||||||
|
long draw_grids_on_space_faces_lines (const int stack_id,
|
||||||
|
long offset_vertex,
|
||||||
|
long x,
|
||||||
|
long y,
|
||||||
|
long z);
|
||||||
|
|
||||||
|
int set_arrow (int stack_id,
|
||||||
|
int arrows_nb,
|
||||||
|
int space_X,
|
||||||
|
int space_Y,
|
||||||
|
int space_Z,
|
||||||
|
int requested_weight,
|
||||||
|
int site,
|
||||||
|
int arrow_x,
|
||||||
|
int arrow_y,
|
||||||
|
int arrow_z);
|
||||||
|
|
||||||
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|
|
@ -0,0 +1 @@
|
||||||
|
in_depth.o: in_depth.c callback.h
|
||||||
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Loading…
Reference in New Issue