From 05dc633a8c35221ce8d6abe6ddf027f8b0bab6c2 Mon Sep 17 00:00:00 2001
From: tfarley <tfarleygithub@gmail.com>
Date: Mon, 18 May 2015 21:21:33 -0700
Subject: OpenGL renderer

---
 .../renderer_opengl/gl_resource_manager.cpp        | 111 +++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 src/video_core/renderer_opengl/gl_resource_manager.cpp

(limited to 'src/video_core/renderer_opengl/gl_resource_manager.cpp')

diff --git a/src/video_core/renderer_opengl/gl_resource_manager.cpp b/src/video_core/renderer_opengl/gl_resource_manager.cpp
new file mode 100644
index 00000000..8f4ae28a
--- /dev/null
+++ b/src/video_core/renderer_opengl/gl_resource_manager.cpp
@@ -0,0 +1,111 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "video_core/renderer_opengl/gl_resource_manager.h"
+#include "video_core/renderer_opengl/gl_shader_util.h"
+
+// Textures
+OGLTexture::OGLTexture() : handle(0) {
+}
+
+OGLTexture::~OGLTexture() {
+    Release();
+}
+
+void OGLTexture::Create() {
+    if (handle != 0) {
+        return;
+    }
+
+    glGenTextures(1, &handle);
+}
+
+void OGLTexture::Release() {
+    glDeleteTextures(1, &handle);
+    handle = 0;
+}
+
+// Shaders
+OGLShader::OGLShader() : handle(0) {
+}
+
+OGLShader::~OGLShader() {
+    Release();
+}
+
+void OGLShader::Create(const char* vert_shader, const char* frag_shader) {
+    if (handle != 0) {
+        return;
+    }
+
+    handle = ShaderUtil::LoadShaders(vert_shader, frag_shader);
+}
+
+void OGLShader::Release() {
+    glDeleteProgram(handle);
+    handle = 0;
+}
+
+// Buffer objects
+OGLBuffer::OGLBuffer() : handle(0) {
+}
+
+OGLBuffer::~OGLBuffer() {
+    Release();
+}
+
+void OGLBuffer::Create() {
+    if (handle != 0) {
+        return;
+    }
+
+    glGenBuffers(1, &handle);
+}
+
+void OGLBuffer::Release() {
+    glDeleteBuffers(1, &handle);
+    handle = 0;
+}
+
+// Vertex array objects
+OGLVertexArray::OGLVertexArray() : handle(0) {
+}
+
+OGLVertexArray::~OGLVertexArray() {
+    Release();
+}
+
+void OGLVertexArray::Create() {
+    if (handle != 0) {
+        return;
+    }
+
+    glGenVertexArrays(1, &handle);
+}
+
+void OGLVertexArray::Release() {
+    glDeleteVertexArrays(1, &handle);
+    handle = 0;
+}
+
+// Framebuffers
+OGLFramebuffer::OGLFramebuffer() : handle(0) {
+}
+
+OGLFramebuffer::~OGLFramebuffer() {
+    Release();
+}
+
+void OGLFramebuffer::Create() {
+    if (handle != 0) {
+        return;
+    }
+
+    glGenFramebuffers(1, &handle);
+}
+
+void OGLFramebuffer::Release() {
+    glDeleteFramebuffers(1, &handle);
+    handle = 0;
+}
-- 
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