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Make sure we get all fillRectangles for clearColorBuffer

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This commit is contained in:
Lucas
2019-06-08 19:54:17 +02:00
parent b1da8e510a
commit 2337d3ea55
6 changed files with 92 additions and 38 deletions
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95
injector-plugin/src/main/java/net/runelite/injector/raw/ClearColorBuffer.java
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@@ -1,12 +1,14 @@
package net.runelite.injector.raw;
import java.util.ArrayList;
import java.util.List;
import java.util.ListIterator;
import net.runelite.asm.ClassFile;
import net.runelite.asm.Method;
import net.runelite.asm.attributes.Code;
import net.runelite.asm.attributes.code.Instruction;
import net.runelite.asm.attributes.code.Instructions;
import net.runelite.asm.attributes.code.instructions.ILoad;
import net.runelite.asm.attributes.code.instructions.InvokeStatic;
import net.runelite.asm.attributes.code.instructions.LDC;
import net.runelite.asm.pool.Class;
import net.runelite.asm.signature.Signature;
import net.runelite.deob.DeobAnnotations;
@@ -37,34 +39,85 @@ public class ClearColorBuffer
private void injectColorBufferHooks() throws InjectionException
{
Method obmethod = findStaticMethod("drawEntities");
net.runelite.asm.pool.Method fillRectangle = findStaticMethod("Rasterizer2D_fillRectangle").getPoolMethod();
Instructions ins = obmethod.getCode().getInstructions();
replace(ins, fillRectangle);
}
private void replace(Instructions ins, net.runelite.asm.pool.Method meth)
{
List<Instruction> insList = new ArrayList<>();
for (Instruction i : ins.getInstructions())
int count = 0;
int replaced = 0;
for (ClassFile cf : inject.getVanilla().getClasses())
{
if (i instanceof InvokeStatic)
for (Method m : cf.getMethods())
{
if (((InvokeStatic) i).getMethod().equals(meth))
if (!m.isStatic())
{
int index = ins.getInstructions().indexOf(i);
log.info("Found drawRectangle at index {}", index);
continue;
}
insList.add(i);
Code c = m.getCode();
if (c == null)
{
continue;
}
Instructions ins = c.getInstructions();
ListIterator<Instruction> it = ins.getInstructions().listIterator();
for (; it.hasNext(); )
{
Instruction i = it.next();
if (!(i instanceof InvokeStatic))
{
continue;
}
if (((InvokeStatic) i).getMethod().equals(fillRectangle))
{
int indexToReturnTo = it.nextIndex();
count++;
it.previous();
Instruction current = it.previous();
if (current instanceof LDC && ((LDC) current).getConstantAsInt() == 0)
{
int varIdx = 0;
for (; ;)
{
current = it.previous();
if (current instanceof ILoad && ((ILoad) current).getVariableIndex() == 3 - varIdx)
{
varIdx++;
log.debug(varIdx + " we can count yay");
continue;
}
break;
}
if (varIdx == 4)
{
for (; !(current instanceof InvokeStatic); )
{
current = it.next();
}
assert it.nextIndex() == indexToReturnTo;
it.set(new InvokeStatic(ins, clearBuffer));
replaced++;
log.debug("Found drawRectangle at {}. Found: {}, replaced {}", m.getName(), count, replaced);
}
else
{
log.debug("Welp, guess this wasn't it chief " + m);
}
}
while (it.nextIndex() != indexToReturnTo)
{
it.next();
}
}
}
}
}
for (Instruction i : insList)
{
Instruction invoke = new InvokeStatic(ins, clearBuffer);
ins.replace(i, invoke);
}
}
private Method findStaticMethod(String name) throws InjectionException