diff --git a/build.gradle b/build.gradle
index 50f87b8..95db7f1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -11,7 +11,7 @@ apply plugin: 'com.github.johnrengelman.shadow'
 
 buildscript {
 
-    ext.kotlinVersion = '1.2.51'
+    ext.kotlinVersion = '1.2.60'
 
     repositories {
         jcenter()   // shadow
@@ -34,7 +34,7 @@ dependencies {
     implementation "$kotlin-stdlib:$kotlinVersion"
     implementation "$kotlin-reflect:$kotlinVersion"
 
-    implementation 'com.github.kotlin-graphics:gli:62e94a11cc'
+    implementation 'com.github.kotlin-graphics:gli:7f4fbde'
 
     //testCompile 'io.kotlintest:kotlintest-runner-junit5:3.0.6'
 
diff --git a/src/main/kotlin/gln/draw/draw.kt b/src/main/kotlin/gln/draw/draw.kt
index dd044bc..14bce11 100644
--- a/src/main/kotlin/gln/draw/draw.kt
+++ b/src/main/kotlin/gln/draw/draw.kt
@@ -4,6 +4,7 @@ package gln.draw
 
 import glm_.BYTES
 import glm_.buffer.cap
+import glm_.buffer.rem
 import glm_.size
 import org.lwjgl.opengl.*
 import java.nio.ByteBuffer
@@ -28,13 +29,14 @@ inline fun glDrawArraysInstancedBaseInstance(count: Int, primCount: Int, baseIns
 inline fun glDrawArraysInstancedBaseInstance(mode: Int, count: Int, primCount: Int, baseInstance: Int) = GL42.glDrawArraysInstancedBaseInstance(mode, 0, count, primCount, baseInstance)
 // TODO check primcount, also stride: Int = 0
 inline fun glMultiDrawArraysIndirect(indirect: ByteBuffer) = GL43.glMultiDrawArraysIndirect(GL11.GL_TRIANGLES, indirect, indirect.size / (4 * Int.BYTES), 0)
+
 inline fun glMultiDrawArraysIndirect(mode: Int, indirect: ByteBuffer) = GL43.glMultiDrawArraysIndirect(mode, indirect, indirect.size / (4 * Int.BYTES), 0)
 inline fun glMultiDrawArraysIndirect(mode: Int, indirect: ByteBuffer, primCount: Int) = GL43.glMultiDrawArraysIndirect(mode, indirect, primCount, 0)
-inline fun glMultiDrawArraysIndirect(indirect: IntBuffer) = GL43.glMultiDrawArraysIndirect(GL11.GL_TRIANGLES, indirect, indirect.cap / 4, 0)
-inline fun glMultiDrawArraysIndirect(mode: Int, indirect: IntBuffer) = GL43.glMultiDrawArraysIndirect(GL11.GL_TRIANGLES, indirect, indirect.cap / 4, 0) // TODO should TRIANGLES not be mode instead? what does that mean for primcount calculation?
+inline fun glMultiDrawArraysIndirect(indirect: IntBuffer) = GL43.glMultiDrawArraysIndirect(GL11.GL_TRIANGLES, indirect, indirect.rem / DrawArraysIndirectCommand_LENGTH, 0)
+inline fun glMultiDrawArraysIndirect(mode: Int, indirect: IntBuffer) = GL43.glMultiDrawArraysIndirect(mode, indirect, indirect.rem / DrawArraysIndirectCommand_LENGTH, 0)
 inline fun glMultiDrawArraysIndirect(mode: Int, indirect: IntBuffer, primCount: Int) = GL43.glMultiDrawArraysIndirect(mode, indirect, primCount, 0)
-inline fun glMultiDrawArraysIndirect(indirect: IntArray) = GL43.glMultiDrawArraysIndirect(GL11.GL_TRIANGLES, indirect, indirect.size / 4, 0)
-inline fun glMultiDrawArraysIndirect(mode: Int, indirect: IntArray) = GL43.glMultiDrawArraysIndirect(GL11.GL_TRIANGLES, indirect, indirect.size / 4, 0) // TODO should TRIANGLES not be mode instead? what does that mean for primcount calculation?
+inline fun glMultiDrawArraysIndirect(indirect: IntArray) = GL43.glMultiDrawArraysIndirect(GL11.GL_TRIANGLES, indirect, indirect.size / DrawArraysIndirectCommand_LENGTH, 0)
+inline fun glMultiDrawArraysIndirect(mode: Int, indirect: IntArray) = GL43.glMultiDrawArraysIndirect(mode, indirect, indirect.size / DrawArraysIndirectCommand_LENGTH, 0)
 inline fun glMultiDrawArraysIndirect(mode: Int, indirect: IntArray, primCount: Int) = GL43.glMultiDrawArraysIndirect(mode, indirect, primCount, 0)
 
 inline fun glMultiDrawArraysIndirectBindlessNV(indirect: ByteBuffer, drawCount: Int, vertexBufferCount: Int) = glMultiDrawArraysIndirectBindlessNV(GL11.GL_TRIANGLES, indirect, drawCount, vertexBufferCount)
@@ -49,4 +51,15 @@ inline fun glDrawElements(mode: Int, count: Int, type: Int) = GL11.glDrawElement
 
 inline fun glDrawElementsBaseVertex(count: Int, type: Int, indices_buffer_offset: Long, basevertex: Int) = GL32.glDrawElementsBaseVertex(GL11.GL_TRIANGLES, count, type, indices_buffer_offset, basevertex)
 // TODO finish
-inline fun glDrawElementsInstancedBaseVertex(count: Int, type: Int, primcount: Int, basevertex: Int) = GL32.glDrawElementsInstancedBaseVertex(GL11.GL_TRIANGLES, count, type, 0, primcount, basevertex)
\ No newline at end of file
+inline fun glDrawElementsInstancedBaseVertex(count: Int, type: Int, primcount: Int, basevertex: Int) = GL32.glDrawElementsInstancedBaseVertex(GL11.GL_TRIANGLES, count, type, 0, primcount, basevertex)
+
+
+/**
+ *     typedef  struct {
+ *          uint  count;
+ *          uint  instanceCount;
+ *          uint  first;
+ *          uint  baseInstance;
+ *     } DrawArraysIndirectCommand;
+ */
+val DrawArraysIndirectCommand_LENGTH = 4 // TODO property of inline classe
\ No newline at end of file