Merge branch 'master' of bitbucket.org:fuzzie/gpu.js

test/src/basic_sum_AB.js

@@ -26,9 +26,61 @@ QUnit.test( "basic_sum_AB (CPU)", function( assert ) {
 
 /*
 // EXAMPLE GLSL
+
+// boilerplate begin!!!
+float _W_ = XXXX; // HARDCODE FROM PARSER
+float _H_ = XXXX; // HARDCODE FROM PARSER
+
+float _blockX_ = 1; // HARDCODE FROM PARSER
+float _blockY_ = 1; // HARDCODE FROM PARSER
+float _blockZ_ = 1; // HARDCODE FROM PARSER
+float _blockDimX_ = 1; // HARDCODE FROM PARSER
+float _blockDimY_ = 1; // HARDCODE FROM PARSER
+float _blockDimZ_ = 1; // HARDCODE FROM PARSER
+float _threadDimX_ = 1; // HARDCODE FROM PARSER
+float _threadDimY_ = 1; // HARDCODE FROM PARSER
+float _threadDimZ_ = 1; // HARDCODE FROM PARSER
+
+float _coordToIndex_(vec3 coord) {
+	return coord.x + _threadDimX_ * (coord.y + _threadDimY_ * coord.z);
+}
+
+vec3 _indexTo3DCoord_(float index) {
+	vec3 ret;
+	
+	ret.z = round(index / (_threadDimX_ * _threadDimY_));
+	ret.y = round((index - ret.z * _threadDimY_) / _threadDimX_);
+	ret.x = index - _threadDimX_ * (ret.y + _threadDimY_ * ret.z);
+	
+	return ret;
+}
+
+vec2 _indexTo2DCoord_(float index) {
+	vec2 ret;
+	
+	ret.y = mod(index, _W_) / _H_;
+	ret.x = (round(index / _W_)) / _W_;
+	
+	return ret;
+}
+
+float _coordToIndex_(vec2 coord) {
+	return (coord.x * _W_) + _W_ * (coord.y * _H_);
+}
+
 void main(float* a, float* b) {
-     vec2 _x_ = get_global_id();
-	float ret = a[_x_] + b[_x_];
-	out_float = ret;
+    vec2 _vecId_ = get_global_id();
+	float _id_ = _coordToIndex_(_vecId_);
+	
+	vec3 _thread_ = _indexTo3D_(_id_);
+	
+	float _threadZ_ =  _thread_.z;
+	float _threadY_ =  _thread_.y;
+	float _threadX_ =  _thread_.x;
+// boilerplate end!!!
+	
+	float ret = a[_indexTo2DCoord_(_threadX_)] + b[_indexTo2DCoord_(_threadX_)];
+	out_float = ret; // FROM RETURN
+	return;
 }
  */