ObjectGl, ObjectGlColor, ObjectGlTex added

shaders/ObjectGl/frag.glsl

@@ -0,0 +1,8 @@
+#version 330 core
+
+out vec4 FragColor;
+
+void main()
+{
+    FragColor = vec4(1.0f, 1.0f, 1.0f, 1.0f);
+}

shaders/ObjectGl/vert.glsl

@@ -0,0 +1,8 @@
+#version 330 core
+
+layout (location = 0) in vec3 aPos;
+
+void main()
+{
+    gl_Position = vec4(aPos, 1.0);
+}

shaders/ObjectGlColor/frag.glsl

@@ -0,0 +1,10 @@
+#version 330 core
+
+in vec3 Color;
+
+out vec4 FragColor;
+
+void main()
+{
+    FragColor = vec4(Color, 1.0f);
+}

shaders/ObjectGlColor/vert.glsl

@@ -1,12 +1,12 @@
 #version 330 core
+
 layout (location = 0) in vec3 aPos;
 layout (location = 1) in vec3 aColor;
 
-out vec4 position;
-out vec4 Color;
+out vec3 Color;
 
 void main()
 {
     gl_Position = vec4(aPos, 1.0);
-    Color = vec4(aColor, 1.0f);
+    Color = aColor;
 }

shaders/ObjectGlTex/frag.glsl

@@ -0,0 +1,10 @@
+#version 330 core
+
+in vec3 Color;
+
+out vec4 FragColor;
+
+void main()
+{
+    FragColor = vec4(Color, 1.0f);
+}

shaders/ObjectGlTex/vert.glsl

@@ -0,0 +1,12 @@
+#version 330 core
+
+layout (location = 0) in vec3 aPos;
+layout (location = 1) in vec3 aColor;
+
+out vec3 Color;
+
+void main()
+{
+    gl_Position = vec4(aPos, 1.0);
+    Color = aColor;
+}

shaders/frag.glsl

@@ -1,10 +0,0 @@
-#version 330 core
-out vec4 FragColor;
-
-in vec4 position;
-in vec4 Color;
-
-void main()
-{
-    FragColor = Color;
-}

src/engine/Primitive.java

@@ -31,6 +31,15 @@ public class Primitive {
         };
     }
 
+    public static float[] createRectangle(float x, float y, float z, float w, float h){
+        return new float[] {
+                x    , y    , z,
+                x + h, y    , z,
+                x + h, y + w, z,
+                x    , y + w, z
+        };
+    }
+
     public static float[] triangle = new float[] {
          0.0f,   0.5f, 0.0f,
          0.5f,  -0.5f, 0.0f,

src/engine/Scene.java

@@ -25,7 +25,7 @@ public class Scene {
         this.vertices = vertices;
         this.indices = indices;
         this.shader = new Shader(vertPath, fragPath);
-        this.vertexArray = new VertexArray(this.vertices, this.indices);
+        this.vertexArray = new VertexArray(this.vertices, this.indices, null, null);
     }
 
     public Scene(String vertPath, String fragPath, float[] vertices, byte[] indices, float[] color, float[] texture){

src/engine/graphics/VertexArray.java

@@ -1,7 +1,6 @@
 package engine.graphics;
 
 import engine.utils.BufferUtils;
-import org.lwjgl.opengl.GL15;
 
 import static org.lwjgl.opengl.GL11.*;
 import static org.lwjgl.opengl.GL15.*;
@@ -12,46 +11,6 @@ public class VertexArray {
     private int VAO ,VBO, EBO, CBO, TBO;
     private int count;
 
-    public VertexArray(float[] vertices, byte[] indices){
-        count = indices.length;
-        // VERTEX ARRAY OBJECT
-        VAO = glGenVertexArrays();
-        glBindVertexArray(VAO);
-
-        // VERTEX BUFFER OBJECT
-        createVertexBufferObject(vertices);
-
-        EBO = glGenBuffers();
-        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO);
-        GL15.glBufferData(GL_ELEMENT_ARRAY_BUFFER, BufferUtils.createByteBuffer(indices), GL_STATIC_DRAW);
-
-        glBindBuffer(GL_ARRAY_BUFFER, 0);
-        glBindVertexArray(0);
-
-    }
-
-    public VertexArray(float[] vertices, byte[] indices, float[] color) {
-        count = indices.length;
-        // VERTEX ARRAY OBJECT
-        VAO = glGenVertexArrays();
-        glBindVertexArray(VAO);
-
-        glEnableVertexAttribArray(0);
-
-        // VERTEX BUFFER OBJECT
-        createVertexBufferObject(vertices);
-        // COLOR BUFFER OBJECT
-        createColorBufferObject(color);
-
-        EBO = glGenBuffers();
-        glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO);
-        glBufferData(GL_ELEMENT_ARRAY_BUFFER, BufferUtils.createByteBuffer(indices), GL_STATIC_DRAW);
-
-        glBindBuffer(GL_ARRAY_BUFFER, 0);
-        glBindVertexArray(0);
-
-    }
-
     public VertexArray(float[] vertices, byte[] indices, float[] color, float[] texture) {
         count = indices.length;
         // VERTEX ARRAY OBJECT
@@ -63,9 +22,9 @@ public class VertexArray {
         // VERTEX BUFFER OBJECT
         createVertexBufferObject(vertices);
         // COLOR BUFFER OBJECT
-        createColorBufferObject(color);
+        if (color != null) createColorBufferObject(color);
         // TEXTURE BUFFER OBJECT
-        createTextureBufferObject(texture);
+        if (texture != null) createTextureBufferObject(texture);
 
         EBO = glGenBuffers();
         glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, EBO);

src/engine/object/ObjectGl.java

@@ -1,19 +1,24 @@
-package engine;
+package engine.object;
 
+import engine.Primitive;
 import engine.graphics.VertexArray;
 import engine.graphics.Shader;
 import engine.math.Matrix4f;
 import engine.math.Vector3f;
 
+/**
+ *
+ */
 public class ObjectGl {
 
-    private VertexArray vertexArray;
-    private Shader shader;
-    private Matrix4f transform;
+    protected VertexArray vertexArray;
+    protected Shader shader;
+    protected Matrix4f transform;
 
-    public ObjectGl(float x, float y, float h, float w){
-        // TODO Create a rectangle
+    public ObjectGl(float x, float y, float z, float h, float w){
+        this.vertexArray = new VertexArray(Primitive.createRectangle(x, y, z, h, w), Primitive.rectangle_indices, null, null);
         this.transform = Matrix4f.identity();
+        this.shader = new Shader("shaders/ObjectGl/vert.glsl","shaders/ObjectGl/frag.glsl");
     }
 
     public void resetTransform(){
@@ -46,5 +51,4 @@ public class ObjectGl {
         this.shader.disable();
     }
 
-
 }

src/engine/object/ObjectGlColor.java

@@ -0,0 +1,18 @@
+package engine.object;
+
+import engine.graphics.Shader;
+
+public class ObjectGlColor extends ObjectGl{
+
+    public ObjectGlColor(float x, float y, float h, float w, float[] color) {
+        super(x, y, h, w);
+        this.shader = new Shader("shaders/ObjectGlColor/vert.glsl","shaders/ObjectGlColor/frag.glsl");
+    }
+
+    @Override
+    public void render() {
+        this.shader.enable();
+        this.vertexArray.render();
+        this.shader.disable();
+    }
+}

src/engine/object/ObjectGlTex.java

@@ -0,0 +1,18 @@
+package engine.object;
+
+import engine.graphics.Shader;
+
+public class ObjectGlTex extends ObjectGl{
+
+    public ObjectGlTex(float x, float y, float h, float w, float[] texCoord) {
+        super(x, y, h, w);
+        this.shader = new Shader("shaders/ObjectGlTex/vert.glsl","shaders/ObjectGlTex/frag.glsl");
+    }
+
+    @Override
+    public void render() {
+        this.shader.enable();
+        this.vertexArray.render();
+        this.shader.disable();
+    }
+}