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-rw-r--r--examples/9-patch.scm17
-rw-r--r--examples/particles.scm12
-rw-r--r--examples/sprite-autobatch.scm78
-rw-r--r--examples/sprite-batch.scm2
-rw-r--r--examples/triangle.scm146
5 files changed, 242 insertions, 13 deletions
diff --git a/examples/9-patch.scm b/examples/9-patch.scm
index 518ef89..1fa5b85 100644
--- a/examples/9-patch.scm
+++ b/examples/9-patch.scm
@@ -2,24 +2,25 @@
(chickadee math rect)
(chickadee math vector)
(chickadee graphics 9-patch)
+ (chickadee graphics sprite)
(chickadee graphics text)
(chickadee graphics texture))
-(define image #f)
-(define region1 #f)
-(define region2 #f)
+(define texture #f)
+(define sprite1 #f)
+(define sprite2 #f)
(define area1 (make-rect 192.0 192.0 256.0 96.0))
(define area2 (make-rect 192.0 50.0 256.0 96.0))
(define text-position (vec2 204.0 266.0))
(define (load)
- (set! image (load-image "images/dialog-box.png"))
- (set! region1 (make-texture-region image (make-rect 0.0 0.0 78.0 39.0)))
- (set! region2 (make-texture-region image (make-rect 78.0 0.0 41.0 18.0))))
+ (set! texture (texture-view (load-image "images/dialog-box.png")))
+ (set! sprite1 (make-sprite texture (make-rect 0.0 0.0 78.0 39.0)))
+ (set! sprite2 (make-sprite texture (make-rect 78.0 0.0 41.0 18.0))))
(define (draw alpha)
- (draw-9-patch region1 area1 #:margin 7.0)
- (draw-9-patch region2 area2 #:margin 4.0)
+ (draw-9-patch sprite1 area1 #:margin 7.0)
+ (draw-9-patch sprite2 area2 #:margin 4.0)
(draw-text "This is the 9-patch test." text-position))
(run-game #:load load #:draw draw)
diff --git a/examples/particles.scm b/examples/particles.scm
index cab390b..c046fa8 100644
--- a/examples/particles.scm
+++ b/examples/particles.scm
@@ -17,7 +17,7 @@
(define sprite-texture #f)
(define start-time 0.0)
(define avg-frame-time 0)
-(define stats-text "")
+(define stats-text "particles: 0 fps: 0.0")
(define (center-x w)
(- (/ window-width 2.0) (/ w 2.0)))
@@ -27,10 +27,10 @@
(define (load)
(set! *random-state* (random-state-from-platform))
- (set! particle-texture (load-image "images/explosion.png"))
+ (set! particle-texture (texture-view (load-image "images/explosion.png")))
(set! sprite-texture (load-image "images/chickadee.png"))
- (set! particles (make-particles 2000
- #:texture particle-texture
+ (set! particles (make-particles 512
+ #:texture-view particle-texture
#:end-color (make-color 1.0 1.0 1.0 0.8)
#:end-color (make-color 1.0 1.0 1.0 0.0)
#:speed-range (vec2 1.0 5.0)
@@ -72,9 +72,13 @@
(set-rect-y! area y)
(set-vec2! sprite-position (- x 64.0) (- y 64.0))))
+(define (key-press key modifiers repeat?)
+ (when (eq? key 'q) (abort-game)))
+
(run-game #:load load
#:draw draw
#:update update
+ #:key-press key-press
#:mouse-move mouse-move
#:window-width window-width
#:window-height window-height)
diff --git a/examples/sprite-autobatch.scm b/examples/sprite-autobatch.scm
new file mode 100644
index 0000000..bbae02a
--- /dev/null
+++ b/examples/sprite-autobatch.scm
@@ -0,0 +1,78 @@
+(use-modules (chickadee)
+ (chickadee math matrix)
+ (chickadee math rect)
+ (chickadee math vector)
+ (chickadee graphics sprite)
+ (chickadee graphics texture)
+
+ (chickadee graphics)
+ (chickadee graphics color)
+ (chickadee scripting)
+ (ice-9 match)
+ (statprof))
+
+(define start-time 0.0)
+(define avg-frame-time 16.0)
+(define texture #f)
+(define view #f)
+(define rect #f)
+(define matrix (make-identity-matrix4))
+
+(define (load)
+ (set! texture (load-image "images/shot.png"))
+ (set! view (make-texture-view texture))
+ (set! rect (make-rect 0.0 0.0
+ (texture-width texture)
+ (texture-height texture)))
+ (script
+ (forever
+ (sleep 60)
+ (pk 'fps (/ 1.0 avg-frame-time)))))
+
+(define (frand x)
+ (* (random:uniform) x))
+(define sprites
+ (map (lambda (i)
+ (vec2 (- (frand 640.0) 8.0)
+ (- (frand 480.0) 8.0)))
+ (iota 30000)))
+
+(define (draw alpha)
+ (let loop ((sprites sprites))
+ (match sprites
+ (() (values))
+ ((p . rest)
+ (set-rect-x! rect (vec2-x p))
+ (set-rect-y! rect (vec2-y p))
+ (draw-sprite* view rect matrix)
+ (loop rest))))
+ (let ((current-time (elapsed-time)))
+ (set! avg-frame-time
+ (+ (* (- current-time start-time) 0.1)
+ (* avg-frame-time 0.9)))
+ (set! start-time current-time)))
+
+(define (update dt)
+ (update-agenda 1))
+
+(define (key-press key modifiers repeat)
+ (when (eq? key 'q) (abort-game)))
+
+(define (print-gc-stats)
+ (let ((stats (gc-stats)))
+ (pk 'gc
+ (assq-ref stats 'gc-times)
+ (exact->inexact
+ (/ (get-internal-real-time)
+ internal-time-units-per-second))
+ (exact->inexact
+ (/ (assq-ref stats 'gc-time-taken)
+ 1000000000)))))
+
+(add-hook! after-gc-hook print-gc-stats)
+
+(define (start)
+ (run-game #:load load #:draw draw #:update update #:key-press key-press))
+
+;; (statprof start)
+(start)
diff --git a/examples/sprite-batch.scm b/examples/sprite-batch.scm
index e62d1e4..f310092 100644
--- a/examples/sprite-batch.scm
+++ b/examples/sprite-batch.scm
@@ -64,4 +64,4 @@
(update-agenda 1))
(run-game #:load load #:draw draw #:update update
- #:window-title "sprite batch stress test")
+ #:window-title "sprite batch example")
diff --git a/examples/triangle.scm b/examples/triangle.scm
new file mode 100644
index 0000000..9249677
--- /dev/null
+++ b/examples/triangle.scm
@@ -0,0 +1,146 @@
+(use-modules (chickadee)
+ (chickadee data bytestruct)
+ (chickadee math vector)
+ (chickadee graphics)
+ (chickadee graphics buffer)
+ (chickadee graphics color)
+ (chickadee graphics pipeline)
+ (chickadee graphics shader)
+ (chickadee graphics texture)
+ (chickadee graphics viewport)
+ (rnrs base))
+
+(define window-width 800)
+(define window-height 600)
+(define index-buffer #f)
+(define vertex-buffers #f)
+(define uniforms #f)
+(define texture #f)
+(define view #f)
+(define sampler #f)
+(define shader #f)
+(define pipeline #f)
+(define pass #f)
+(define bindings #f)
+
+(define-bytestruct <uniforms>
+ (struct (time f32)))
+
+(define (load)
+ (set! index-buffer
+ (bytevector->buffer (u32vector 0 1 2)
+ #:name "Triangle indices"))
+ (set! vertex-buffers
+ (vector
+ (bytevector->buffer (f32vector -1.0 -1.0 0.0 0.0 1.0 0.0 0.0 1.0
+ +1.0 -1.0 1.0 0.0 0.0 1.0 0.0 1.0
+ +0.0 +1.0 0.5 1.0 0.0 0.0 1.0 1.0)
+ #:name "Triangle position, texture, color")))
+ (set! uniforms (make-buffer 4 #:name "Uniform buffer" #:usage '(uniform)))
+ (set! texture (load-image "images/wall.png" #:name "Wall texture"))
+ (set! view (make-texture-view texture #:name "Wall texture view"))
+ (set! sampler (make-sampler #:name "Nearest neighbor sampler"
+ #:address-mode-u 'repeat
+ #:address-mode-v 'repeat))
+ (set! shader (make-shader
+ (lambda (lang)
+ (if (eq? lang 'glsl)
+ (values "
+#ifdef GLSL330
+layout (location = 0) in vec2 position;
+layout (location = 1) in vec2 tex;
+layout (location = 2) in vec4 color;
+#elif defined(GLSL130)
+in vec2 position;
+in vec2 tex;
+in vec4 color;
+#elif defined(GLSL120)
+attribute vec2 position;
+attribute vec2 tex;
+attribute vec4 color;
+#endif
+#ifdef GLSL120
+varying vec2 fragTex;
+varying vec4 fragColor;
+#else
+out vec2 fragTex;
+out vec4 fragColor;
+#endif
+
+layout (std140) uniform Time
+{
+ float time;
+};
+
+void main(void) {
+ fragTex = vec2(tex.x, tex.y) + mod(time / 3.0, 1.0);
+ fragColor = color;
+ gl_Position = vec4(position, 0.0, 1.0);
+}
+"
+ "
+#ifdef GLSL120
+varying vec2 fragTex;
+varying vec4 fragColor;
+#else
+in vec2 fragTex;
+in vec4 fragColor;
+#endif
+#ifdef GLSL330
+out vec4 outFragColor;
+#else
+#define outFragColor gl_FragColor
+#define texture texture2D
+#endif
+
+uniform sampler2D sampler;
+
+void main (void) {
+ outFragColor = texture(sampler, fragTex) + fragColor;
+}
+")
+ (error "unsupported shader language" lang)))
+ #:name "Triangle shader"))
+ (set! pipeline
+ (make-render-pipeline
+ #:name "Triangle"
+ #:shader shader
+ #:vertex-layout
+ (vector (make-vertex-buffer-layout
+ #:stride (* 4 8)
+ #:attributes (vector
+ (make-vertex-attribute
+ #:format 'float32x2)
+ (make-vertex-attribute
+ #:format 'float32x2
+ #:offset (* 2 4))
+ (make-vertex-attribute
+ #:format 'float32x4
+ #:offset (* 4 4)))))
+ #:binding-layout (vector (make-texture-layout)
+ (make-sampler-layout)
+ (make-buffer-layout))))
+ (set! bindings (vector view sampler uniforms)))
+
+(define (draw* alpha)
+ (let ((bv (map-buffer uniforms 'write 0 4)))
+ (bytestruct-pack! <uniforms> (((time) (mod (elapsed-time) 1000.0))) bv 0)
+ (unmap-buffer uniforms))
+ (draw 3
+ #:pipeline pipeline
+ #:index-buffer index-buffer
+ #:vertex-buffers vertex-buffers
+ #:bindings bindings))
+
+(define (key-press key modifiers repeat)
+ (when (eq? key 'q) (abort-game)))
+
+;; (add-hook! after-gc-hook (lambda () (pk (gc-stats))))
+
+(run-game #:load load
+ #:draw draw*
+ #:key-press key-press
+ #:window-width window-width
+ #:window-height window-height
+ #:window-fullscreen? #f
+ #:window-resizable? #t)
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