Add Game Engine Main File

src/globalgamejam/render/Shaders.java

@@ -0,0 +1,89 @@
+package globalgamejam.render;
+import static org.lwjgl.opengl.GL11.*;
+import static org.lwjgl.opengl.GL20.*;
+
+import globalgamejam.input.*;
+import globalgamejam.math.*;
+
+/**
+ * Class created by MrDev023 (Florian RICHER) on 14/01/2017
+ */
+public class Shaders {
+	
+	public int program;
+
+	public Shaders(String vertexFile,String fragmentFile) throws Exception{
+		String fragmentShader = IO.loadFile(fragmentFile);
+		String vertexShader = IO.loadFile(vertexFile);
+		
+		if(program  != -1)glDeleteProgram(program);
+		program = glCreateProgram();
+		int vert = glCreateShader(GL_VERTEX_SHADER);
+		int frag = glCreateShader(GL_FRAGMENT_SHADER);
+		glShaderSource(vert, vertexShader);
+		glShaderSource(frag, fragmentShader);
+		glCompileShader(vert);
+		if (glGetShaderi(vert, GL_COMPILE_STATUS) == GL_FALSE) {
+			System.err.println(glGetShaderInfoLog(vert, 2048));
+			System.exit(1);
+		}else{
+			System.out.println("Vertex compiled !");
+		}
+		glCompileShader(frag);
+		if (glGetShaderi(frag, GL_COMPILE_STATUS) == GL_FALSE) {
+			System.err.println(glGetShaderInfoLog(frag, 2048));
+			System.exit(1);
+		}else{
+			System.out.println("Fragment compiled !");
+		}
+		glAttachShader(program, vert);
+		glAttachShader(program, frag);
+		glLinkProgram(program);
+		glValidateProgram(program);
+		glDeleteShader(frag);
+		glDeleteShader(vert);
+	}
+	
+	public void bind(){
+		glUseProgram(program);
+	}
+	
+	public void unbind(){
+		glUseProgram(0);
+	}
+	
+	public int getAttribLocation(String name){
+		return glGetAttribLocation(program, name);
+	}
+	
+	public void destroy(){
+		if(program == 0)return;
+		if(glIsProgram(program))unbind();
+		glDeleteProgram(program);
+	}
+	
+	public void uniform(String name,float v){
+		glUniform1f(glGetUniformLocation(program, name), v);
+	}
+	
+	public void uniform(String name,Vector3f vec){
+		glUniform3f(glGetUniformLocation(program, name), vec.x,vec.y,vec.z);
+	}
+	
+	public void uniform(String name,Vector4f vec){
+		glUniform4f(glGetUniformLocation(program, name), vec.x,vec.y,vec.z,vec.w);
+	}
+	
+	public void uniform(String name,Matrix4f mat){
+		glUniformMatrix4fv(glGetUniformLocation(program, name),true, mat.getBuffer());
+	}
+
+	public void uniform(String name, Color4f v) {
+		glUniform4f(glGetUniformLocation(program, name), v.getR(),v.getG(),v.getB(),v.getA());
+	}
+	
+	public void uniform(String name,int v){
+		glUniform1i(glGetUniformLocation(program,name), v);
+	}
+	
+}