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Commit c5c85eae authored by dave griffiths's avatar dave griffiths
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pi changes from something

parent 98d641bb
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Showing with 154 additions and 173 deletions
SConstruct
View file @ c5c85eae
......@@ -23,7 +23,9 @@ source = ['main.cpp',
'engine/texture.cpp',
'engine/nomadic.cpp',
'jellyfish/jellyfish_primitive.cpp',
'jellyfish/jellyfish.cpp'
'jellyfish/jellyfish.cpp',
'rpi/input.cpp'
]
if platform=='LINUX':
......
assets/boot.scm
View file @ c5c85eae
......@@ -69,17 +69,17 @@
(define (set-remove a l)
(if (null? l)
'()
(if (eq? (car l) a)
(if (eqv? (car l) a)
(set-remove a (cdr l))
(cons (car l) (set-remove a (cdr l))))))
(define (set-add a l)
(if (not (memq a l))
(if (not (memv a l))
(cons a l)
l))
(define (set-contains a l)
(if (not (memq a l))
(if (not (memv a l))
#f
#t))
......@@ -93,7 +93,7 @@
(define (register-down key button special state x y mod)
(when (not (or (number? key) (eq? key -1))) ; ordinary keypress
(set! keys (set-add key keys))
(set! keys (set-add key keys))
(set! keys-this-frame (set-add key keys-this-frame)))
(when (not (= special -1)) ; special keypress
(set! special-keys (set-add special special-keys))
......@@ -146,7 +146,8 @@
(define (fluxus-input-callback key button special state x y mod)
(register-down key button special state x y mod)
(input-camera key button special state x y mod width height))
;(input-camera key button special state x y mod width height)
)
(define (fluxus-input-release-callback key button special state x y mod)
(register-up key button special state x y mod))
......
assets/jellyfish.scm
View file @ c5c85eae
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; jellyfish livecoding stuff
(define (jelly-compiled code)
(define addr 0)
(for-each
(lambda (v)
(pdata-set! "x" addr v)
(set! addr (+ addr 1)))
code))
(define jellyfish
(define player
(list
(build-jellyfish 512)
(build-jellyfish 512)
(build-jellyfish 512)))
(vector 0 6 0)
0
(with-state
(translate (vector 0 6 0))
(build-cube))))
(define (player-pos player) (list-ref player 0))
(define (player-modify-pos player v) (list-replace player 0 v))
(define (player-dir player) (list-ref player 1))
(define (player-modify-dir player v) (list-replace player 1 v))
(define (player-root player) (list-ref player 2))
(define (rot2d v a)
(vector (+ (* (vx v) (sin a))
(* (vz v) (cos a)))
(vy v)
(+ (* (vx v) (cos a))
(* (vz v) (- (sin a))))))
(define (update-player player)
(with-primitive
(player-root player)
(identity)
(translate (player-pos player))
(rotate (vector 0 (player-dir player) 0)))
(player-modify-pos
(player-modify-dir
player
(+ (player-dir player)
(cond
((key-pressed "a") -1)
((key-pressed "d") 1)
(else 0))))
(vadd
(player-pos player)
(vmul
(rot2d (vector 0 0 1) (- (player-dir player)))
(cond
((key-pressed "w") 0.2)
((key-pressed "s") -0.2)
(else 0))))))
(define level
(with-state
(texture (load-texture "bg.png"))
(scale (vector 5 5 5))
(load-obj "assets/testlevel.obj")))
(with-primitive
level
(pdata-map!
(lambda (t) (vmul t 5)) "t"))
(lock-camera (player-root player))
(every-frame
(set! player (update-player player))
(with-primitive
(player-root player)
(rotate (vector 0 (if (key-pressed "a") 0.5 0) 0))))
(define current 0)
(define (make-jelly speed prim-type code)
(let ((p (list-ref jellyfish current)))
(msg p)
(with-primitive
p
(let ((c (compile-program speed prim-type 1 code)))
;; (disassemble c)
(jelly-compiled c))
(set! current (modulo (+ current 1) (length jellyfish)))
p)))
(with-primitive
(make-jelly
10000 prim-triangles
'(let ((vertex positions-start)
(flingdamp (vector 50 -20 0))
(world (vector 0 0 0))
(t 0))
(define recycle
(lambda (dir)
;; shift along x and y coordinates:
;; set z to zero for each vertex
(write! vertex
(+ (*v (read vertex)
(vector 1 1 0)) dir)
(+ (*v (read (+ vertex 1))
(vector 1 1 0)) dir)
(+ (*v (read (+ vertex 2))
(vector 1 1 0)) dir))
;; get the perlin noise values for each vertex
(let ((a (noise (* (- (read vertex) world) 0.2)))
(b (noise (* (- (read (+ vertex 1))
world) 0.2)))
(c (noise (* (- (read (+ vertex 2))
world) 0.2))))
;; set the z coordinate for height
(write-add!
vertex
(+ (*v a (vector 0 0 8))
(vector 0 0 -4))
(+ (*v b (vector 0 0 8))
(vector 0 0 -4))
(+ (*v c (vector 0 0 8))
(vector 0 0 -4)))
;; recalculate normals
(define n (normalise
(cross (- (read vertex)
(read (+ vertex 1)))
(- (read vertex)
(read (+ vertex 2))))))
;; write to normal data
(write! (+ vertex 512) n n n)
;; write the z height as texture coordinates
(write! (+ vertex 1536)
(*v (swizzle zzz a) (vector 0 4 0))
(*v (swizzle zzz b) (vector 0 4 0))
(*v (swizzle zzz c) (vector 0 4 0))))))
;; forever
(forever
(define vel (* flingdamp 0.002))
;; update the world coordinates
(set! world (+ world vel))
(set! t (+ t 0.1))
;; for each vertex
(loop (< vertex (- positions-end 3))
;; update the vertex position
(write-add! vertex vel vel vel)
;; check for out of area polygons to recycle
(cond
((> (read vertex) 5.0)
(recycle (vector -10 0 0)))
((< (read vertex) -5.0)
(recycle (vector 10 0 0))))
(cond
((> (swizzle yzz (read vertex)) 4.0)
(recycle (vector 0 -8 0)))
((< (swizzle yzz (read vertex)) -4.0)
(recycle (vector 0 8 0))))
(set! vertex (+ vertex 3)))
(set! vertex positions-start))))
(pdata-map! (lambda (n) (vmul (vector (crndf) (crndf) 0) 0.001)) "n")
(pdata-map! (lambda (c) (vector 1 1 1)) "c")
(texture (load-texture "stripes.png"))
(translate (vector -1 2 0))
(rotate (vector -45 0 0))
; (rotate (vector 0 0 100))
(scale (vector 1.5 1.5 1.5))
(let ((tsize 1)
(twidth 8))
(pdata-index-map!
(lambda (i p)
(let* ((tpos (modulo i 3))
(tri (quotient i 3))
(flip (modulo tri 2))
(quad (quotient tri 2))
(col (modulo quad twidth))
(row (quotient quad twidth)))
(vadd
(vector (+ (* row tsize) 10) (* col tsize) 0)
(vmul
(if (zero? flip)
(cond
((eqv? tpos 0) (vector 0 0 0))
((eqv? tpos 1) (vector tsize 0 0))
((eqv? tpos 2) (vector tsize tsize 0)))
(cond
((eqv? tpos 0) (vector 0 0 0))
((eqv? tpos 1) (vector tsize tsize 0))
((eqv? tpos 2) (vector 0 tsize 0))))
1))))
"p"))
(pdata-map! (lambda (t) (vector 0 0 0)) "t")
)
assets/lib.scm
View file @ c5c85eae
......@@ -108,23 +108,6 @@
(else (_ (+ m 1) top))))))
(_ 0 (- (length l) 1)))
; utils funcs for using lists as sets
(define (set-remove a l)
(cond
((null? l) '())
(else
(if (eqv? (car l) a)
(set-remove a (cdr l))
(cons (car l) (set-remove a (cdr l)))))))
(define (set-add a l)
(if (not (memv a l))
(cons a l) l))
(define (set-contains a l)
(if (not (memq a l)) #f #t))
(define (build-list fn n)
(define (_ fn n l)
(cond ((zero? n) l)
......
engine/engine.cpp
View file @ c5c85eae
......@@ -51,6 +51,8 @@ engine::engine()
{
m_sg=new scenegraph();
clear();
m_attached_prim = NULL;
m_attached_id = 0;
m_audio_graph = new Graph(70,16000);
}
......@@ -129,6 +131,12 @@ scenenode *engine::grabbed_node()
return n;
}
void engine::lock_camera(int id)
{
m_attached_id=id;
m_attached_prim=m_sg->find(id);
}
void engine::identity()
{
if (grabbed())
......@@ -370,6 +378,12 @@ void engine::clear()
void engine::destroy(int id)
{
// clear camera attachment if it's this primitive
if (m_attached_id == id) {
m_attached_prim = NULL;
m_attached_id = 0;
}
m_sg->remove(id);
}
......@@ -533,6 +547,11 @@ void engine::render()
glLightxv(GL_LIGHT0, GL_POSITION, (GLfixed *)buf);
glMultMatrixx((GLfixed*)&m_camera_tx.m[0][0]);
if (m_attached_prim!=NULL) {
glMultMatrixx((GLfixed*)&m_attached_prim->m_tx.inverse().m[0][0]);
}
// glMultMatrixf(&m_camera_tx.m[0][0]);
#endif
m_sg->render();
......
engine/engine.h
View file @ c5c85eae
......@@ -37,6 +37,7 @@ public:
void pop();
void grab(int id);
void ungrab();
void lock_camera(int id);
void identity();
void translate(float x, float y, float z);
......@@ -126,6 +127,9 @@ private:
Graph *m_audio_graph;
unsigned int m_screen_width;
unsigned int m_screen_height;
// camera attached to primitive...
int m_attached_id;
scenenode *m_attached_prim;
mat44 m_camera_tx;
//mat44 m_inv_camera_tx;
};
......
main.cpp
View file @ c5c85eae
......@@ -32,6 +32,7 @@
#ifdef FLX_RPI
#include <assert.h>
#include "bcm_host.h"
#include "rpi/input.h"
typedef struct
{
......@@ -54,6 +55,8 @@ int w,h=0;
int gAppAlive = 1;
int modifiers = 0;
pthread_mutex_t* render_mutex;
static const string INPUT_CALLBACK="fluxus-input-callback";
static const string INPUT_RELEASE_CALLBACK="fluxus-input-release-callback";
// setup the assets location
// on linux, mimic android, otherwise load locally on rpi
......@@ -235,6 +238,44 @@ void DisplayCallback()
} //else { printf("locked\n"); }
}
// pasted from nomadic engine...??
void KeyboardCallback(unsigned char key,int x, int y)
{
char code[256];
#ifdef FLX_RPI
int imod = 0;
sprintf(code,"(%s #\\%c %d %d %d %d %d %d)",INPUT_CALLBACK.c_str(),key,-1,-1,-1,x,y,imod);
appEval(code);
#else
int mod=modifiers;
mod=glutGetModifiers();
if (key > 0 && key<0x80)
{ // key is 0 on ctrl+2 and ignore extended ascii for the time being
int imod = 0;
if (mod & GLUT_ACTIVE_SHIFT)
imod |= 1;
if (mod & GLUT_ACTIVE_CTRL)
imod |= 2;
if (mod & GLUT_ACTIVE_ALT)
imod |= 4;
sprintf(code,"(%s #\\%c %d %d %d %d %d %d)",INPUT_CALLBACK.c_str(),key,-1,-1,-1,x,y,imod);
appEval(code);
}
#endif
}
void KeyboardUpCallback(unsigned char key,int x, int y)
{
char code[256];
if (key > 0 && key<0x80) {
// key is 0 on ctrl+2
sprintf(code,"(%s #\\%c %d %d %d %d %d %d)",INPUT_RELEASE_CALLBACK.c_str(),key,-1,-1,-1,x,y,0);
appEval(code);
}
}
#ifdef FLX_RPI
static void init_ogl_rpi(RPI_STATE_T *state)
......@@ -257,6 +298,7 @@ static void init_ogl_rpi(RPI_STATE_T *state)
EGL_GREEN_SIZE, 8,
EGL_BLUE_SIZE, 8,
EGL_ALPHA_SIZE, 8,
EGL_DEPTH_SIZE, 16,
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_NONE
};
......@@ -313,13 +355,13 @@ static void init_ogl_rpi(RPI_STATE_T *state)
assert(EGL_FALSE != result);
// Set background color and clear buffers
glClearColor(0.f, 0.f, 0.f, 0.5f);
/* glClearColor(1.f, 0.f, 0.f, 0.5f);
glClear( GL_COLOR_BUFFER_BIT );
glClear( GL_DEPTH_BUFFER_BIT );
//glShadeModel(GL_FLAT);
// Enable back face culling.
// glEnable(GL_CULL_FACE);
glEnable(GL_CULL_FACE); */
}
#endif
......@@ -413,20 +455,29 @@ int main(int argc, char *argv[])
appLoadTexture("raspberrypi.png",w,h,(char *)tex);
tex=LoadPNG(ASSETS_LOCATION+"stripes.png",w,h);
appLoadTexture("stripes.png",w,h,(char *)tex);
tex=LoadPNG(ASSETS_LOCATION+"bg.png",w,h);
appLoadTexture("bg.png",w,h,(char *)tex);
appEval((char*)LoadFile(ASSETS_LOCATION+"jellyfish.scm").c_str());
// setup the repl thread
render_mutex = new pthread_mutex_t;
render_mutex = new pthread_mutex_t;
pthread_mutex_init(render_mutex,NULL);
pthread_t *repl_thread = new pthread_t;
/*pthread_t *repl_thread = new pthread_t;
pthread_create(repl_thread,NULL,(void*(*)(void*))repl_loop,NULL);
setup_osc_repl();
*/
#ifdef FLX_RPI
getMouse();
getKeys();
while (!terminate_prog)
{
doEvents(state->screen_width, state->screen_height,
KeyboardCallback,
KeyboardUpCallback);
//usleep(5*1000);
DisplayCallback();
}
......
scheme/opdefines.h
View file @ c5c85eae
......@@ -207,6 +207,7 @@
_OP_DEF(opexe_6, "grab", 1, 1, 0, OP_GRAB )
_OP_DEF(opexe_6, "ungrab", 0, 0, 0, OP_UNGRAB )
_OP_DEF(opexe_6, "parent", 1, 1, 0, OP_PARENT )
_OP_DEF(opexe_6, "lock-camera", 1, 1, 0, OP_LOCK_CAMERA )
_OP_DEF(opexe_6, "identity", 0, 0, 0, OP_IDENTITY )
_OP_DEF(opexe_6, "translate", 1, 1, 0, OP_TRANSLATE )
_OP_DEF(opexe_6, "rotate", 1, 1, 0, OP_ROTATE )
......
scheme/scheme.cpp
View file @ c5c85eae
......@@ -4442,6 +4442,8 @@ static pointer opexe_6(scheme *sc, enum scheme_opcodes op) {
engine::get()->ungrab(); s_return(sc,sc->F);
case OP_PARENT:
engine::get()->parent(ivalue(car(sc->args))); s_return(sc,sc->F);
case OP_LOCK_CAMERA:
engine::get()->lock_camera(ivalue(car(sc->args))); s_return(sc,sc->F);
case OP_IDENTITY:
engine::get()->identity(); s_return(sc,sc->F);
case OP_TRANSLATE:
......
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