I forgot what I was doing because it's 4:30am

This commit is contained in:
2022-11-03 18:20:16 +01:00
parent 0775e56c1b
commit c32fca6a23
8 changed files with 158 additions and 41 deletions

2
Toy

Submodule Toy updated: 632ed7c089...cceefa6375

View File

@@ -1,18 +1,54 @@
import engine;
import node;
//variables
var parent: opaque = null;
var x: int = 50;
var y: int = 50;
//accessors
fn getX() {
print "Called getX";
return x;
}
fn getY() {
return y;
}
//lifecycle functions
fn onInit(node: opaque) {
node.loadTextureEngineNode("assets/sprites/character.png");
print "render.toy:onInit() called";
node.loadTexture("assets/sprites/character.png");
print "loaded texture";
parent = node.getNodeParent();
print "accessed parent";
}
fn onStep(node: opaque) {
//
print "render.toy:onStep()";
}
fn onFree(node: opaque) {
node.freeTextureEngineNode();
print "render.toy:onFree() called";
node.freeTexture();
}
fn onDraw(node: opaque) {
node.drawEngineNode(50, 50, 100, 100);
}
//print "render.toy:onDraw() called";
var px = parent.callNode("getX");
var py = parent.callNode("getY");
if (px == null) {
px = 0;
}
if (py == null) {
py = 0;
}
node.drawNode(x + px, y + py, 100, 100);
}

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@@ -2,14 +2,10 @@
import engine;
import node;
fn _makeChild(parent: opaque, fname: string, init: bool) {
fn _makeChild(parent: opaque, fname: string) {
var child: opaque = loadNode(fname);
if (init) {
child.initNode();
}
parent.pushNode(child);
child.initNode();
}
//root node can load the whole scene, and essentially act as the scene object
@@ -17,16 +13,17 @@ fn onInit(node: opaque) {
print "root.toy:onInit() called";
//make a child
node.makeChild("assets/scripts/child.toy", true); //indicate whether to call "init" on the new node or not
node.makeChild("assets/scripts/child.toy", false);
node.makeChild("assets/scripts/child.toy", false);
// node.makeChild("assets/scripts/child.toy");
// node.makeChild("assets/scripts/child.toy");
node.makeChild("assets/scripts/render.toy");
//actually, grab that first node and free it
node.freeChildNode(0); //must be done from the parent node, so it's pointer can be nullified
print node;
print node.getNodeChild(0);
var r = loadNode("assets/scripts/render.toy");
var o = node.getNodeChild(0);
print o.callNode("getX");
node.pushNode(r);
print node.getNodeChild(0).callNode("getX");
}
fn onStep(node: opaque) {

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@@ -62,7 +62,7 @@ void freeEngine() {
//clear existing root node
if (engine.rootNode != NULL) {
callEngineNode(engine.rootNode, &engine.interpreter, "onFree");
callRecursiveEngineNode(engine.rootNode, &engine.interpreter, "onFree");
freeEngineNode(engine.rootNode);
@@ -78,7 +78,7 @@ void freeEngine() {
static void execStep() {
//call onStep
if (engine.rootNode != NULL) {
callEngineNode(engine.rootNode, &engine.interpreter, "onStep");
callRecursiveEngineNode(engine.rootNode, &engine.interpreter, "onStep");
}
//poll events
@@ -151,7 +151,7 @@ void execEngine() {
SDL_SetRenderDrawColor(engine.renderer, 0, 0, 0, 255); //NOTE: This line can be disabled later
SDL_RenderClear(engine.renderer); //NOTE: This line can be disabled later
callEngineNode(engine.rootNode, &engine.interpreter, "onDraw");
callRecursiveEngineNode(engine.rootNode, &engine.interpreter, "onDraw");
SDL_RenderPresent(engine.renderer);
}

View File

@@ -101,7 +101,47 @@ void freeEngineNode(EngineNode* node) {
node->freeMemory(node);
}
static void callEngineNodeLiteral(EngineNode* node, Interpreter* interpreter, Literal key) {
Literal callEngineNodeLiteral(EngineNode* node, Interpreter* interpreter, Literal key) {
Literal ret = TO_NULL_LITERAL;
//if this fn exists
if (existsLiteralDictionary(node->functions, key)) {
Literal fn = getLiteralDictionary(node->functions, key);
Literal n = TO_OPAQUE_LITERAL(node, node->tag);
LiteralArray arguments;
LiteralArray returns;
initLiteralArray(&arguments);
initLiteralArray(&returns);
pushLiteralArray(&arguments, n);
callLiteralFn(interpreter, fn, &arguments, &returns);
ret = popLiteralArray(&returns);
freeLiteralArray(&arguments);
freeLiteralArray(&returns);
freeLiteral(n);
freeLiteral(fn);
}
return ret;
}
Literal callEngineNode(EngineNode* node, Interpreter* interpreter, char* fnName) {
//call "fnName" on this node, and all children, if it exists
Literal key = TO_IDENTIFIER_LITERAL(copyString(fnName, strlen(fnName)), strlen(fnName));
Literal ret = callEngineNodeLiteral(node, interpreter, key);
freeLiteral(key);
return ret;
}
void callRecursiveEngineNodeLiteral(EngineNode* node, Interpreter* interpreter, Literal key) {
//if this fn exists
if (existsLiteralDictionary(node->functions, key)) {
Literal fn = getLiteralDictionary(node->functions, key);
@@ -126,16 +166,16 @@ static void callEngineNodeLiteral(EngineNode* node, Interpreter* interpreter, Li
//recurse to the (non-tombstone) children
for (int i = 0; i < node->count; i++) {
if (node->children[i] != NULL) {
callEngineNodeLiteral(node->children[i], interpreter, key);
callRecursiveEngineNodeLiteral(node->children[i], interpreter, key);
}
}
}
void callEngineNode(EngineNode* node, Interpreter* interpreter, char* fnName) {
void callRecursiveEngineNode(EngineNode* node, Interpreter* interpreter, char* fnName) {
//call "fnName" on this node, and all children, if it exists
Literal key = TO_IDENTIFIER_LITERAL(copyString(fnName, strlen(fnName)), strlen(fnName));
callEngineNodeLiteral(node, interpreter, key);
callRecursiveEngineNodeLiteral(node, interpreter, key);
freeLiteral(key);
}

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@@ -44,8 +44,11 @@ CORE_API void initEngineNode(EngineNode* node, Interpreter* interpreter, void* t
CORE_API void pushEngineNode(EngineNode* node, EngineNode* child); //push to the array (prune tombstones when expanding/copying)
CORE_API void freeEngineNode(EngineNode* node); //free and tombstone this node
//TODO: replace calling system with a better version
CORE_API void callEngineNode(EngineNode* node, Interpreter* interpreter, char* fnName); //call "fnName" on this node, and all children, if it exists
CORE_API Literal callEngineNodeLiteral(EngineNode* node, Interpreter* interpreter, Literal key);
CORE_API Literal callEngineNode(EngineNode* node, Interpreter* interpreter, char* fnName); //call "fnName" on this node, and only this node, if it exists
CORE_API void callRecursiveEngineNodeLiteral(EngineNode* node, Interpreter* interpreter, Literal key);
CORE_API void callRecursiveEngineNode(EngineNode* node, Interpreter* interpreter, char* fnName); //call "fnName" on this node, and all children, if it exists
CORE_API int loadTextureEngineNode(EngineNode* node, char* fname);
CORE_API void freeTextureEngineNode(EngineNode* node);

View File

@@ -98,7 +98,7 @@ static int nativeLoadRootNode(Interpreter* interpreter, LiteralArray* arguments)
//clear existing root node
if (engine.rootNode != NULL) {
callEngineNode(engine.rootNode, &engine.interpreter, "onFree");
callRecursiveEngineNode(engine.rootNode, &engine.interpreter, "onFree");
freeEngineNode(engine.rootNode);
FREE(EngineNode, engine.rootNode);
@@ -136,7 +136,7 @@ static int nativeLoadRootNode(Interpreter* interpreter, LiteralArray* arguments)
initEngineNode(engine.rootNode, &inner, tb, size);
//init the new node
//init the new node (and ONLY this node)
callEngineNode(engine.rootNode, &engine.interpreter, "onInit");
//cleanup

View File

@@ -95,7 +95,7 @@ static int nativeInitNode(Interpreter* interpreter, LiteralArray* arguments) {
EngineNode* engineNode = AS_OPAQUE(node);
//init the new node
//init the new node (and ONLY this node)
callEngineNode(engineNode, &engine.interpreter, "onInit");
//cleanup
@@ -140,7 +140,7 @@ static int nativeFreeChildNode(Interpreter* interpreter, LiteralArray* arguments
//free the node
if (childNode != NULL) {
callEngineNode(childNode, &engine.interpreter, "onFree");
callRecursiveEngineNode(childNode, &engine.interpreter, "onFree");
freeEngineNode(childNode);
}
@@ -276,7 +276,7 @@ static int nativeGetNodeParent(Interpreter* interpreter, LiteralArray* arguments
return 1;
}
static int nativeLoadTextureEngineNode(Interpreter* interpreter, LiteralArray* arguments) {
static int nativeLoadTexture(Interpreter* interpreter, LiteralArray* arguments) {
if (arguments->count != 2) {
interpreter->errorOutput("Incorrect number of arguments passed to loadTextureEngineNode\n");
return -1;
@@ -324,7 +324,7 @@ static int nativeLoadTextureEngineNode(Interpreter* interpreter, LiteralArray* a
return 0;
}
static int nativeFreeTextureEngineNode(Interpreter* interpreter, LiteralArray* arguments) {
static int nativeFreeTexture(Interpreter* interpreter, LiteralArray* arguments) {
if (arguments->count != 1) {
interpreter->errorOutput("Incorrect number of arguments passed to freeTextureEngineNode\n");
return -1;
@@ -357,7 +357,7 @@ static int nativeFreeTextureEngineNode(Interpreter* interpreter, LiteralArray* a
return 0;
}
static int nativeSetRectEngineNode(Interpreter* interpreter, LiteralArray* arguments) {
static int nativeSetRect(Interpreter* interpreter, LiteralArray* arguments) {
if (arguments->count != 5) {
interpreter->errorOutput("Incorrect number of arguments passed to setRectEngineNode\n");
return -1;
@@ -423,7 +423,7 @@ static int nativeSetRectEngineNode(Interpreter* interpreter, LiteralArray* argum
//TODO: get x, y, w, h
static int nativeDrawEngineNode(Interpreter* interpreter, LiteralArray* arguments) {
static int nativeDrawNode(Interpreter* interpreter, LiteralArray* arguments) {
if (arguments->count != 3 && arguments->count != 5) {
interpreter->errorOutput("Incorrect number of arguments passed to drawEngineNode\n");
return -1;
@@ -532,6 +532,46 @@ static int nativeGetNodeTag(Interpreter* interpreter, LiteralArray* arguments) {
return 1;
}
static int nativeCallNode(Interpreter* interpreter, LiteralArray* arguments) {
//checks
if (arguments->count != 2) {
interpreter->errorOutput("Incorrect number of arguments passed to callEngineNode\n");
return -1;
}
Literal fnName = popLiteralArray(arguments);
Literal nodeLiteral = popLiteralArray(arguments);
Literal nodeIdn = nodeLiteral;
if (IS_IDENTIFIER(nodeLiteral) && parseIdentifierToValue(interpreter, &nodeLiteral)) {
freeLiteral(nodeIdn);
}
Literal fnNameIdn = fnName;
if (IS_IDENTIFIER(fnName) && parseIdentifierToValue(interpreter, &fnName)) {
freeLiteral(fnNameIdn);
}
if (!IS_OPAQUE(nodeLiteral) || !IS_STRING(fnName)) {
interpreter->errorOutput("Incorrect argument type passed to callEngineNode\n");
freeLiteral(nodeLiteral);
freeLiteral(fnName);
return -1;
}
//call the function
Literal result = callEngineNodeLiteral(AS_OPAQUE(nodeLiteral), interpreter, fnName);
// pushLiteralArray(&interpreter->stack, result);
//cleanup
freeLiteral(nodeLiteral);
freeLiteral(fnName);
freeLiteral(result);
return 1;
}
//call the hook
typedef struct Natives {
char* name;
@@ -547,10 +587,11 @@ int hookNode(Interpreter* interpreter, Literal identifier, Literal alias) {
{"_pushNode", nativePushNode},
{"_getNodeChild", nativeGetNodeChild},
{"_getNodeParent", nativeGetNodeParent},
{"_loadTextureEngineNode", nativeLoadTextureEngineNode},
{"_freeTextureEngineNode", nativeFreeTextureEngineNode},
{"_setRectEngineNode", nativeSetRectEngineNode},
{"_drawEngineNode", nativeDrawEngineNode},
{"_loadTexture", nativeLoadTexture},
{"_freeTexture", nativeFreeTexture},
{"_setRect", nativeSetRect},
{"_drawNode", nativeDrawNode},
{"_callNode", nativeCallNode},
// {"getNodeTag", nativeGetNodeTag}, //not needed if there's only one node type
{NULL, NULL},
};