Initial commit

application/source/engine/shader.c

@@ -0,0 +1,90 @@
+
+
+#include "block.h"
+
+#include "member.h"
+
+#include "uniform.h"
+
+
+#define GL_GLEXT_PROTOTYPES
+
+#include <GL/glext.h>
+
+#include <GL/gl.h> // GL 1.1 functions 
+
+#include <GL/glx.h>
+
+#include <stdio.h>
+
+#include "../fileSystem.h"
+
+#include "../array.h"
+
+#include "../char.h"
+
+#include "sampler2D.h"
+
+
+class attribute{
+
+	GLchar name[64];
+
+	GLint location;
+
+	GLenum type;
+
+}
+
+class shader{
+
+	GLuint glShader;
+
+	constructor( GLuint shaderType ) {
+
+		this->glShader = glCreateShader( shaderType );
+
+	}
+
+	loadFromFile( char * shaderPath ) {
+
+		text * shaderSource 	= filesystem->readFile( shaderPath, "utf8" );
+
+		glShaderSource( this->glShader, 1, &shaderSource->value, NULL );
+
+		glCompileShader( this->glShader );
+
+		this->checkShaderForErrors( this->glShader );
+
+	}
+
+	checkShaderForErrors( GLuint shader ) {
+
+		GLint isCompiled = 0;
+
+		glGetShaderiv( shader, GL_COMPILE_STATUS, &isCompiled );
+
+		if( isCompiled == GL_FALSE )
+		{
+			GLint maxLength = 0;
+
+			glGetShaderiv( shader, GL_INFO_LOG_LENGTH, &maxLength );
+
+			GLchar errorMessage[ maxLength ];
+
+			glGetShaderInfoLog( shader, maxLength, &maxLength, errorMessage );
+
+			printf("\n\n\n\n		Error:		%s\n\n\n\n\n\n", errorMessage);
+
+
+			glDeleteShader( shader );
+
+			exit( 0 ); 
+
+			return;
+
+		}
+
+	}
+
+}