shaderUtils memory alloc improvement

docs/src/progress/renderertodo.md

@@ -1975,6 +1975,7 @@ Performance improvements
  - Clustering terrain draw calls
  - Reduce allocations in some rendering paths
  - Leverage standard uniforms buffer
+ - ShaderUtils memory allocation improvement
 Lod emitter service checker function
 Mesh profiling
 Upgrade target framerate

src/main/java/electrosphere/renderer/shader/ShaderUtils.java

@@ -10,7 +10,6 @@ import org.joml.Vector3d;
 import org.joml.Vector3f;
 import org.joml.Vector3i;
 import org.joml.Vector4f;
-import org.lwjgl.BufferUtils;
 import org.lwjgl.opengl.GL40;
 import org.lwjgl.system.MemoryStack;
 
@@ -39,7 +38,7 @@ public class ShaderUtils {
                 //matrix4f
                 if(value instanceof Matrix4f){
                     Matrix4f currentUniform = (Matrix4f)value;
-                    GL40.glUniformMatrix4fv(uniformLocation, false, currentUniform.get(BufferUtils.createFloatBuffer(16)));
+                    GL40.glUniformMatrix4fv(uniformLocation, false, currentUniform.get(stack.mallocFloat(16)));
                     Globals.renderingEngine.checkError();
                     uniformMap.put(uniformLocation,new Matrix4f(currentUniform)); //create new matrix4f to break pointer-matching with equals on cache check
 
@@ -47,7 +46,7 @@ public class ShaderUtils {
                     //matrix4d
                 } else if(value instanceof Matrix4d){
                     Matrix4d currentUniform = (Matrix4d)value;
-                    GL40.glUniformMatrix4fv(uniformLocation, false, currentUniform.get(BufferUtils.createFloatBuffer(16)));
+                    GL40.glUniformMatrix4fv(uniformLocation, false, currentUniform.get(stack.mallocFloat(16)));
                     Globals.renderingEngine.checkError();
                     uniformMap.put(uniformLocation,new Matrix4d(currentUniform)); //create new matrix4f to break pointer-matching with equals on cache check
 
@@ -55,7 +54,7 @@ public class ShaderUtils {
                     //vector4f
                 } else if(value instanceof Vector4f){
                     Vector4f currentUniform = (Vector4f)value;
-                    GL40.glUniform4fv(uniformLocation, currentUniform.get(BufferUtils.createFloatBuffer(4)));
+                    GL40.glUniform4fv(uniformLocation, currentUniform.get(stack.mallocFloat(4)));
                     Globals.renderingEngine.checkError();
                     uniformMap.put(uniformLocation,new Vector4f(currentUniform)); //create new vector3f to break pointer-matching with equals on cache check
 
@@ -63,7 +62,7 @@ public class ShaderUtils {
                     //vector3d
                 } else if(value instanceof Vector3f){
                     Vector3f currentUniform = (Vector3f)value;
-                    GL40.glUniform3fv(uniformLocation, currentUniform.get(BufferUtils.createFloatBuffer(3)));
+                    GL40.glUniform3fv(uniformLocation, currentUniform.get(stack.mallocFloat(3)));
                     Globals.renderingEngine.checkError();
                     uniformMap.put(uniformLocation,new Vector3f(currentUniform)); //create new vector3f to break pointer-matching with equals on cache check
 
@@ -71,7 +70,7 @@ public class ShaderUtils {
                     //vector3d
                 } else if(value instanceof Vector3d){
                     Vector3d currentUniform = (Vector3d)value;
-                    GL40.glUniform3dv(uniformLocation, currentUniform.get(BufferUtils.createDoubleBuffer(3)));
+                    GL40.glUniform3dv(uniformLocation, currentUniform.get(stack.mallocDouble(3)));
                     Globals.renderingEngine.checkError();
                     uniformMap.put(uniformLocation,new Vector3d(currentUniform)); //create new vector3d to break pointer-matching with equals on cache check
 
@@ -79,7 +78,7 @@ public class ShaderUtils {
                     //vector2d
                 } else if(value instanceof Vector2d){
                     Vector2d currentUniform = (Vector2d)value;
-                    GL40.glUniform2dv(uniformLocation, currentUniform.get(BufferUtils.createDoubleBuffer(2)));
+                    GL40.glUniform2dv(uniformLocation, currentUniform.get(stack.mallocDouble(2)));
                     Globals.renderingEngine.checkError();
                     uniformMap.put(uniformLocation,new Vector2d(currentUniform)); //create new vector2d to break pointer-matching with equals on cache check
 
@@ -87,7 +86,7 @@ public class ShaderUtils {
                     //Vector3i
                 } else if(value instanceof Vector3i){
                     Vector3i currentUniform = (Vector3i)value;
-                    GL40.glUniform3uiv(uniformLocation, currentUniform.get(BufferUtils.createIntBuffer(3)));
+                    GL40.glUniform3uiv(uniformLocation, currentUniform.get(stack.mallocInt(3)));
                     Globals.renderingEngine.checkError();
                     uniformMap.put(uniformLocation,new Vector3i(currentUniform)); //create new vector2d to break pointer-matching with equals on cache check
 
@@ -95,7 +94,7 @@ public class ShaderUtils {
                     //Vector2i
                 } else if(value instanceof Vector2i){
                     Vector2i currentUniform = (Vector2i)value;
-                    GL40.glUniform2uiv(uniformLocation, currentUniform.get(BufferUtils.createIntBuffer(2)));
+                    GL40.glUniform2uiv(uniformLocation, currentUniform.get(stack.mallocInt(2)));
                     Globals.renderingEngine.checkError();
                     uniformMap.put(uniformLocation,new Vector2i(currentUniform)); //create new vector2d to break pointer-matching with equals on cache check