introduce lines

2 files changed, 54 insertions, 6 deletions

diff --git a/ext/ruby2d/ruby2d-opal.rb b/ext/ruby2d/ruby2d-opal.rb
index 666a354..3d4be42 100644
--- a/ext/ruby2d/ruby2d-opal.rb
+++ b/ext/ruby2d/ruby2d-opal.rb
@@ -12,9 +12,10 @@ $R2D_WINDOW = nil
 // @type_id values for rendering
 const $R2D_TRIANGLE = 1;
 const $R2D_QUAD     = 2;
-const $R2D_IMAGE    = 3;
-const $R2D_SPRITE   = 4;
-const $R2D_TEXT     = 5;
+const $R2D_LINE     = 3;
+const $R2D_IMAGE    = 4;
+const $R2D_SPRITE   = 5;
+const $R2D_TEXT     = 6;
 
 
 function on_key(e) {
@@ -126,6 +127,16 @@ function render() {
         );
         break;
       
+      case $R2D_LINE:
+        S2D.DrawLine(
+          el.x1, el.y1, el.x2, el.y2, el.width,
+          el.c1.r, el.c1.g, el.c1.b, el.c1.a,
+          el.c2.r, el.c2.g, el.c2.b, el.c2.a,
+          el.c3.r, el.c3.g, el.c3.b, el.c3.a,
+          el.c4.r, el.c4.g, el.c4.b, el.c4.a
+        );
+        break;
+      
       case $R2D_IMAGE:
         el.data.x = el.x;
         el.data.y = el.y;
diff --git a/ext/ruby2d/ruby2d.c b/ext/ruby2d/ruby2d.c
index ae39fbb..ac4100d 100644
--- a/ext/ruby2d/ruby2d.c
+++ b/ext/ruby2d/ruby2d.c
@@ -92,9 +92,10 @@
 // @type_id values for rendering
 #define R2D_TRIANGLE 1
 #define R2D_QUAD     2
-#define R2D_IMAGE    3
-#define R2D_SPRITE   4
-#define R2D_TEXT     5
+#define R2D_LINE     3
+#define R2D_IMAGE    4
+#define R2D_SPRITE   5
+#define R2D_TEXT     6
 
 // Create the MRuby context
 #if MRUBY
@@ -664,6 +665,42 @@ static void render() {
       }
       break;
       
+      case R2D_LINE: {
+        R_VAL c1 = r_iv_get(el, "@c1");
+        R_VAL c2 = r_iv_get(el, "@c2");
+        R_VAL c3 = r_iv_get(el, "@c3");
+        R_VAL c4 = r_iv_get(el, "@c4");
+        
+        S2D_DrawLine(
+          NUM2DBL(r_iv_get(el, "@x1")),
+          NUM2DBL(r_iv_get(el, "@y1")),
+          NUM2DBL(r_iv_get(el, "@x2")),
+          NUM2DBL(r_iv_get(el, "@y2")),
+          NUM2DBL(r_iv_get(el, "@width")),
+          
+          NUM2DBL(r_iv_get(c1, "@r")),
+          NUM2DBL(r_iv_get(c1, "@g")),
+          NUM2DBL(r_iv_get(c1, "@b")),
+          NUM2DBL(r_iv_get(c1, "@a")),
+          
+          NUM2DBL(r_iv_get(c2, "@r")),
+          NUM2DBL(r_iv_get(c2, "@g")),
+          NUM2DBL(r_iv_get(c2, "@b")),
+          NUM2DBL(r_iv_get(c2, "@a")),
+          
+          NUM2DBL(r_iv_get(c3, "@r")),
+          NUM2DBL(r_iv_get(c3, "@g")),
+          NUM2DBL(r_iv_get(c3, "@b")),
+          NUM2DBL(r_iv_get(c3, "@a")),
+          
+          NUM2DBL(r_iv_get(c4, "@r")),
+          NUM2DBL(r_iv_get(c4, "@g")),
+          NUM2DBL(r_iv_get(c4, "@b")),
+          NUM2DBL(r_iv_get(c4, "@a"))
+        );
+      }
+      break;
+      
       case R2D_IMAGE: {
         S2D_Image *img;
         r_data_get_struct(el, "@data", &image_data_type, S2D_Image, img);