From 64d9d7b3eb7cece81da8b2cb56eb0f50d87a5964 Mon Sep 17 00:00:00 2001 From: chai Date: Fri, 1 Mar 2019 08:50:34 +0800 Subject: *misc --- Source/Asura.Engine/Graphics/Canvas.cpp | 32 +++++++++++++++++++++++++++++++- 1 file changed, 31 insertions(+), 1 deletion(-) (limited to 'Source/Asura.Engine/Graphics/Canvas.cpp') diff --git a/Source/Asura.Engine/Graphics/Canvas.cpp b/Source/Asura.Engine/Graphics/Canvas.cpp index 8ca6fb2..61787b6 100644 --- a/Source/Asura.Engine/Graphics/Canvas.cpp +++ b/Source/Asura.Engine/Graphics/Canvas.cpp @@ -5,7 +5,37 @@ namespace AsuraEngine namespace Graphics { - + Canvas::Canvas() + : Texture() + , mWidth(0) + , mHeight(0) + { + glGenFramebuffers(1, &mFBO); + GLint current_fbo; + glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, ¤t_fbo); + glBindFramebuffer(GL_FRAMEBUFFER, mFBO); + glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mTextureHandle, 0); + glBindFramebuffer(GL_FRAMEBUFFER, current_fbo); + } + + void Canvas::SetSize(uint w, uint h) + { + GLint current_tex; + glGetIntegerv(GL_TEXTURE_BINDING_2D, ¤t_tex); + glBindTexture(GL_TEXTURE_2D, mTextureHandle); + + glBindTexture(GL_TEXTURE_2D, current_tex); + } + + void Canvas::Bind() + { + + } + + void Canvas::Unbind() + { + + } } } \ No newline at end of file -- cgit v1.1-26-g67d0