From 4279e16ddb6273a9711ff331d21325dd5f63e769 Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Sun, 18 Nov 2018 23:45:58 +0800
Subject: =?UTF-8?q?*=E4=BF=AE=E6=94=B9=E7=9B=AE=E5=BD=95=E4=B8=BA=E5=B0=8F?=
 =?UTF-8?q?=E5=86=99?=
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---
 src/libjin/Graphics/je_canvas.cpp | 101 --------------------------------------
 1 file changed, 101 deletions(-)
 delete mode 100644 src/libjin/Graphics/je_canvas.cpp

(limited to 'src/libjin/Graphics/je_canvas.cpp')

diff --git a/src/libjin/Graphics/je_canvas.cpp b/src/libjin/Graphics/je_canvas.cpp
deleted file mode 100644
index 8f216e6..0000000
--- a/src/libjin/Graphics/je_canvas.cpp
+++ /dev/null
@@ -1,101 +0,0 @@
-#include "../core/je_configuration.h"
-#if defined(jin_graphics)
-
-#include "../utils/je_macros.h"
-#include "je_canvas.h" 
-#include "je_window.h"
-
-namespace JinEngine
-{
-	namespace Graphics
-	{
-
-		const Canvas* Canvas::current = nullptr;
-		const Canvas* const Canvas::DEFAULT_CANVAS = new Canvas(0);
-
-		Canvas* Canvas::createCanvas(int w, int h)
-		{
-			return new Canvas(w, h);
-		}
-
-        Canvas::Canvas(GLuint n)
-            : fbo(n)
-        {
-        }
-
-		Canvas::Canvas(int w, int h) 
-			: Graphic(w, h)
-		{
-			GLint current_fbo;
-			glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &current_fbo);
-
-			// Generate a new render buffer object 
-			fbo = gl.genFrameBuffer();
-			gl.bindFrameBuffer(fbo);
-
-            GLuint texture = getGLTexture();
-			gl.bindTexture(texture);
-			glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-			glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-			gl.texImage(GL_RGBA8, w, h, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
-			gl.bindTexture(0);
-			glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);
-
-			GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
-
-			// Unbind framebuffer
-			gl.bindFrameBuffer(current_fbo);
-		}
-
-		Canvas::~Canvas()
-		{
-		}
-
-		bool Canvas::isBinded(const Canvas* cvs)
-		{
-			return current == cvs;
-		}
-
-		/**
-		* bind to canvas 
-		*/
-		void Canvas::bind(Canvas* canvas)
-		{
-			if (isBinded(canvas)) return;
-			current = canvas;
-			gl.bindFrameBuffer(canvas->fbo);
-			int w = canvas->getWidth(); 
-			int h = canvas->getHeight();
-			// Set view port to canvas.
-			glViewport(0, 0, w, h);
-			gl.setProjectionMatrix(0, w, 0, h, -1, 1);
-		}
-
-		/**
-		* bind to default screen render buffer. 
-		* do some coordinates transform work
-		* https://blog.csdn.net/liji_digital/article/details/79370841
-		* https://blog.csdn.net/lyx2007825/article/details/8792475
-		*/
-		void Canvas::unbind()
-		{
-			if (isBinded(DEFAULT_CANVAS)) return;
-			current = DEFAULT_CANVAS;
-			/* get window size as viewport */
-			Window* wnd = Window::get();
-			int w = wnd->getW();
-			int h = wnd->getH();
-
-			glBindFramebuffer(GL_FRAMEBUFFER, DEFAULT_CANVAS->fbo);
-
-			/* set viewport on screen */
-			glViewport(0, 0, w, h);
-
-			gl.setProjectionMatrix(0, w, h, 0, -1, 1);
-
-		}
-
-	} // namespace Graphics
-} // namespace JinEngine
-
-#endif // defined(jin_graphics)
\ No newline at end of file
-- 
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