Fixat lite classer osv

Escape-the-Dawn/Renderer/Renderer.cpp

@@ -0,0 +1,55 @@
+#include "Renderer.h"
+
+Renderer::Renderer()
+{
+
+}
+
+//Fixa med shaders, lägga in alla verts osv.
+
+
+GLuint Renderer::CompileShader(GLenum shaderType, std::string fileName)
+{
+	std::string shaderFile;
+	std::ifstream in(fileName, std::ios::in);
+
+	if(!in)
+	{
+		LOG_ERROR("Error: Failed to open shader file %s", fileName);
+		return 0;
+	}
+	in.seekg(0, std::ios::end);
+	shaderFile.resize((int)in.tellg());
+	in.seekg(0, std::ios::beg);
+	in.read(&shaderFile[0], shaderFile.size());
+	in.close();
+
+	GLuint shader = glCreateShader(shaderType); //GL_VERTEX_SHADER, GL_FRAGMENT_SHADER
+	if(GLERROR("glCreateShader"))
+		return 0;
+
+	const GLchar* shaderFiles = shaderFile.c_str();
+	const GLint length = shaderFile.length();
+	glShaderSource(shader, 1, &shaderFiles, &length);
+	if(GLERROR("glShaderSource"))
+		return 0;
+
+	glCompileShader(shader);
+	GLint compileStatus;
+	glGetShaderiv(shader, GL_COMPILE_STATUS, &compileStatus);
+	if(compileStatus != GL_TRUE)
+	{
+		GLsizei infoLogLength;
+		glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &infoLogLength);
+		GLchar* infolog = new GLchar[infoLogLength];
+		glGetShaderInfoLog(shader, infoLogLength, &infoLogLength, infolog);
+		std::cerr << infolog << std::endl;
+		delete[] infolog;
+	}
+
+	if(GLERROR("glCompileShader"))
+		return 0;
+
+	return shader;
+
+}