change file tree

17 files changed, 0 insertions, 1145 deletions

diff --git a/src/render/canvas.cpp b/src/render/canvas.cpp
deleted file mode 100644
index 494b0fa..0000000
--- a/src/render/canvas.cpp
+++ /dev/null
@@ -1,123 +0,0 @@
-#include "utils/macros.h"
-#include "canvas.h" 
-#include "window.h"
-
-namespace jin
-{
-namespace render 
-{
-    Canvas::Canvas() :Drawable()
-    {
-    }
-
-    Canvas::~Canvas()
-    {
-    }
-
-    // no canvas has binded 
-    shared GLint Canvas::cur = -1; 
-
-    bool Canvas::init(int w, int h)
-    {
-        Drawable::init(w, h);
-        Drawable::setVertices(
-            new float [DRAWABLE_V_SIZE] {
-                0, 0,
-                0, (float)h,
-                (float)w, (float)h,
-                (float)w, 0,
-            },
-            new float [DRAWABLE_V_SIZE] {
-                0, 1,
-                0, 0,
-                1, 0,
-                1, 1
-            }
-        );
-
-        GLint current_fbo;
-        glGetIntegerv(GL_DRAW_FRAMEBUFFER_BINDING, &current_fbo);
-
-        // generate a new render buffer object 
-        glGenFramebuffers(1, &fbo);
-        glBindFramebuffer(GL_FRAMEBUFFER, fbo);
-
-        // generate texture save target 
-        glGenTextures(1, &texture);
-        glBindTexture(GL_TEXTURE_2D, texture);
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
-        glBindTexture(GL_TEXTURE_2D, 0);
-        glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);
-
-        GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
-        
-        // unbind framebuffer
-        glBindFramebuffer(GL_FRAMEBUFFER, current_fbo);
-        
-        if (status != GL_FRAMEBUFFER_COMPLETE_EXT)
-            return false;
-        return true; 
-    }
-
-    bool Canvas::hasbind(GLint fbo)
-    {
-        return cur == fbo; 
-    }
-
-    /**
-    * bind to canvas 
-    */
-    void Canvas::bind()
-    {
-        if (hasbind(fbo)) return;
-
-        cur = fbo;
-
-        glBindFramebuffer(GL_FRAMEBUFFER, fbo);
-
-        glMatrixMode(GL_PROJECTION);
-        glPushMatrix();
-        glLoadIdentity();
-
-        glViewport(0, 0, width, height);
-        glOrtho(0, width, height, 0, -1, 1);
-
-        // Switch back to modelview matrix
-        glMatrixMode(GL_MODELVIEW);
-        glPushMatrix();
-        glLoadIdentity();
-    }
-
-    /**
-    * bind to default screen render buffer. 
-    */
-    shared void Canvas::unbind()
-    {
-        if (hasbind(0)) return;
-        
-        cur = 0;
-
-        glBindFramebuffer(GL_FRAMEBUFFER, 0);
-        Window* wnd = Window::get();
-        int ww = wnd->getW(),
-            wh = wnd->getH();
-
-        glViewport(0, 0, ww, wh);
-
-        // load back to normal 
-        glMatrixMode(GL_PROJECTION);
-        glPushMatrix();
-        glLoadIdentity();
-        
-        // set viewport matrix 
-        glOrtho(0, ww, wh, 0, -1, 1);
-
-        //  switch to model matrix  
-        glMatrixMode(GL_MODELVIEW);
-        glPushMatrix();
-        glLoadIdentity();
-    }
-}
-}
\ No newline at end of file
diff --git a/src/render/canvas.h b/src/render/canvas.h
deleted file mode 100644
index 4600f8b..0000000
--- a/src/render/canvas.h
+++ /dev/null
@@ -1,33 +0,0 @@
-#ifndef __JIN_CANVAS_H
-#define __JIN_CANVAS_H
-#include "drawable.h"
-namespace jin
-{
-namespace render 
-{ 
-    class Canvas: public Drawable
-    {
-    public: 
-
-        Canvas(); 
-        ~Canvas();
-        
-        bool init(int w, int h); 
-        
-        void bind(); 
-        
-        static void unbind();
-
-        static bool hasbind(GLint fbo); 
-
-    private:
-
-        GLuint fbo; 
-
-        // current binded fbo 
-        static GLint cur; 
-    };
-}
-}// jin
-
-#endif
diff --git a/src/render/color.h b/src/render/color.h
deleted file mode 100644
index dfb02e1..0000000
--- a/src/render/color.h
+++ /dev/null
@@ -1,27 +0,0 @@
-/**
-* Some color operating here. 
-*/
-#ifndef __JIN_COLOR_H
-#define __JIN_COLOR_H
-#include "utils/endian.h"
-
-namespace jin 
-{
-namespace render
-{
-
-	union color {
-		struct {
-#if JIN_BYTEORDER == JIN_BIG_ENDIAN
-			unsigned char r, g, b, a;
-#else 
-			unsigned char a, b, g, r;
-#endif
-		}rgba;
-		int word;
-	};
-
-}
-} 
-
-#endif
diff --git a/src/render/drawable.cpp b/src/render/drawable.cpp
deleted file mode 100644
index 45d6044..0000000
--- a/src/render/drawable.cpp
+++ /dev/null
@@ -1,92 +0,0 @@
-#include "drawable.h"
-#include "utils/matrix.h"
-#include <stdlib.h>
-namespace jin
-{
-namespace render
-{
-    Drawable::Drawable():texture(0), width(0), height(0), ancx(0), ancy(0), textCoord(0), vertCoord(0)
-    {
-    }
-
-    Drawable::~Drawable()
-    {
-        glDeleteTextures(1, &texture);
-        delete[] vertCoord; 
-        delete[] textCoord;
-    }
-
-    void Drawable::init(int w, int h)
-    {
-        texture   = 0; 
-        width     = w; 
-        height    = h; 
-        ancx      = 0;
-        ancy      = 0; 
-        textCoord = 0;
-        vertCoord = 0;
-    }
-	
-    void Drawable::setVertices(float* v, float* t)
-    {
-        // render area 
-        if (vertCoord)
-            delete[] vertCoord;
-        vertCoord = v;
-
-        // textrue 
-        if (textCoord) 
-            delete[] textCoord; 
-        textCoord = t;
-    }
-
-    void Drawable::setAnchor(int x, int y)
-    {
-        ancx = x; 
-        ancy = y;
-    }
-
-    int Drawable::getWidth()
-    {
-        return width;
-    }
-
-    int Drawable::getHeight()
-    {
-        return height;
-    }
-
-    void Drawable::draw(int x, int y, float sx, float sy, float r)
-    {
-        // Must set textCoord and vertCoord before renderring 
-        if (! textCoord||! vertCoord) return;
-
-        static jin::util::Matrix t;
-        t.setTransformation(x, y, r, sx, sy, ancx, ancy);
-
-        glEnable(GL_TEXTURE_2D);
-
-        glBindTexture(GL_TEXTURE_2D, texture);
-        
-        // push modle matrix
-        glPushMatrix();
-        glMultMatrixf((const GLfloat*)t.getElements());
-
-        glEnableClientState(GL_VERTEX_ARRAY);
-        glEnableClientState(GL_TEXTURE_COORD_ARRAY);
-        glTexCoordPointer(2, GL_FLOAT, 0, textCoord);
-        glVertexPointer(2, GL_FLOAT, 0, vertCoord);
-        glDrawArrays(GL_QUADS, 0, 4);
-        glDisableClientState(GL_TEXTURE_COORD_ARRAY);
-        glDisableClientState(GL_VERTEX_ARRAY);
-
-		// pop the model matrix
-        glPopMatrix();
-
-        // bind texture to default screen 
-        glBindTexture(GL_TEXTURE_2D, 0);
-
-        glDisable(GL_TEXTURE_2D);
-    }
-}
-}
diff --git a/src/render/drawable.h b/src/render/drawable.h
deleted file mode 100644
index f13c5a9..0000000
--- a/src/render/drawable.h
+++ /dev/null
@@ -1,47 +0,0 @@
-#ifndef __JIN_DRAWABLE
-#define __JIN_DRAWABLE
-#include "libs/GLee/GLee.h"
-namespace jin 
-{
-namespace render
-{
-    class Drawable
-    {
-    public:
-       
-        Drawable();
-        virtual ~Drawable();
-        
-        /* pseudo constructor*/
-        void init(int w = 0, int h = 0);
-        
-        /* set anchor of texture, (0, 0) by default */ 
-        void setAnchor(int x, int y); 
-        
-        void draw(int x, int y, float sx, float sy, float r);
-        
-        int getWidth();
-        int getHeight();
-    
-        inline GLuint getTexture() const { return texture; };
-
-    protected:
-#define DRAWABLE_V_SIZE 8
-        void setVertices(float* v, float* t);
-        
-        GLuint texture; 
-        
-        int width, height;
-        
-        /* anchor point */ 
-        int ancx, ancy;
-        
-        // render coords
-        float* textCoord;
-        float* vertCoord;
-
-    };
-}
-}// jin
-
-#endif
diff --git a/src/render/font.cpp b/src/render/font.cpp
deleted file mode 100644
index 39d1e4e..0000000
--- a/src/render/font.cpp
+++ /dev/null
@@ -1,189 +0,0 @@
-#include "font.h"
-
-#include <stdio.h>
-
-#define STB_TRUETYPE_IMPLEMENTATION
-#include "libs/stb/stb_truetype.h"
-#include "color.h"
-
-namespace jin
-{
-namespace render
-{
-
-#define BITMAP_WIDTH  512
-#define BITMAP_HEIGHT 512
-#define PIXEL_HEIGHT 32
-
-    Font::Font():Drawable()
-    {
-    }
-
-    // ttf file read buffer 
-    static unsigned char ttf_buffer[1 << 20];
-
-    // bitmap for saving font data
-    static unsigned char temp_bitmap[BITMAP_WIDTH * BITMAP_HEIGHT];
-
-    void Font::loadf(const char* path)
-    {
-        fread(ttf_buffer, 1, 1 << 20, fopen(path, "rb"));
-        
-        loadb(ttf_buffer);
-    }
-
-    /**
-    * load from memory 
-    */
-    void Font::loadb(const unsigned char* data)
-    {
-        stbtt_BakeFontBitmap(data, 0, PIXEL_HEIGHT, temp_bitmap, BITMAP_WIDTH, BITMAP_HEIGHT, 32, 96, cdata); 
-
-        glGenTextures(1, &texture);
-        glBindTexture(GL_TEXTURE_2D, texture);
-        
-        glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, BITMAP_WIDTH,
-            BITMAP_HEIGHT, 0, GL_ALPHA, GL_UNSIGNED_BYTE, temp_bitmap);
-
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-        
-        glBindTexture(GL_TEXTURE_2D, 0);
-    }
-
-    /**
-    * get texture quad
-    */
-    static Quad getCharQuad(const stbtt_bakedchar* chardata, int pw, int ph, int char_index)
-    {
-        float ipw = 1.0f / pw, iph = 1.0f / ph;
-        const stbtt_bakedchar *b = chardata + char_index;
-        Quad q;
-        q.x = b->x0 * ipw;
-        q.y = b->y0 * iph;
-        q.w = b->x1 * ipw - b->x0 * ipw;
-        q.h = b->y1 * iph - b->y0 * iph;
-        return q; 
-    }
-
-    /**
-    * render function draw mutiple times 
-    * in loop 
-    */
-    void Font::render(
-        const char* text, // rendered text 
-        float x, float y, // render position 
-        int fheight,      // font height
-        int spacing,      // font spacing 
-        int lheight)      // line height
-    {
-        float _x = x,
-              _y = y; 
-
-        int len = strlen(text);
-
-        glEnable(GL_TEXTURE_2D);
-        glBindTexture(GL_TEXTURE_2D, texture); 
-
-        glEnableClientState(GL_VERTEX_ARRAY);
-        glEnableClientState(GL_TEXTURE_COORD_ARRAY);
-
-        // for saving clip quad
-        stbtt_aligned_quad q;
-        
-        // render every given character
-        int xc = x;
-        int yc = y; 
-
-        float factor = fheight / (float)PIXEL_HEIGHT;
-        
-        for (int i = 0; i < len; ++i)
-        {
-            char c = text[i];
-            if (c == '\n')
-            {
-                xc = x; 
-                yc += lheight;
-                continue;
-            }
-
-            // only support ASCII 
-            Quad q = getCharQuad(cdata, 512, 512, c - 32);
-            float s0 = q.x,
-                s1 = q.x + q.w,
-                t0 = q.y,
-                t1 = q.y + q.h;
-
-            // texture quad
-            float tc[] = {
-               s0, t1, 
-               s1, t1, 
-               s1, t0, 
-               s0, t0 
-            };
-
-            // character bound box 
-            stbtt_bakedchar box = cdata[c - 32];
-
-            float width    = factor * (box.x1 - box.x0);
-            float height   = factor * (box.y1 - box.y0);
-            float xoffset  = factor * box.xoff;
-            // I don't know why add PIXEL_HEIGHT to box.yoff, but
-            // it works. 
-            float yoffset  = factor * (box.yoff + PIXEL_HEIGHT);
-            float xadvance = factor * box.xadvance;
-
-            // render quad
-            float vc[] = {
-                xc + xoffset,         yc + height + yoffset,
-                xc + width + xoffset, yc + height + yoffset,
-                xc + width + xoffset, yc + yoffset,
-                xc + xoffset,         yc + yoffset
-            };
-
-            // forward to next character 
-            xc += xadvance + spacing;
-
-            glTexCoordPointer(2, GL_FLOAT, 0, tc);
-            glVertexPointer(2, GL_FLOAT, 0, vc);
-            glDrawArrays(GL_QUADS, 0, 4);
-        }
-
-        glDisableClientState(GL_TEXTURE_COORD_ARRAY);
-        glDisableClientState(GL_VERTEX_ARRAY);
-
-        glBindTexture(GL_TEXTURE_2D, 0); 
-        glDisable(GL_TEXTURE_2D);
-    }
-
-    void Font::box(const char* str, int fheight, int spacing, int lheight, int* w, int * h)
-    {
-        int len = strlen(str);
-        
-        float xc = 0;
-        int yc = len ? lheight: 0;
-        int maxX = 0; 
-
-        float factor = fheight / (float)PIXEL_HEIGHT;
-		
-         for (int i = 0; i < len; ++i)
-        {
-            char c = str[i]; 
-            if (c == '\n')
-            {
-                yc += lheight; 
-                xc = 0;
-                continue;
-            }
-            stbtt_bakedchar box = cdata[c - 32];
-
-            xc += factor * box.xadvance + spacing;
-            if (xc > maxX) maxX = xc;
-        }
-
-        *w = maxX;
-        *h = yc;
-    }
-
-}
-}
\ No newline at end of file
diff --git a/src/render/font.h b/src/render/font.h
deleted file mode 100644
index 4f96177..0000000
--- a/src/render/font.h
+++ /dev/null
@@ -1,58 +0,0 @@
-#ifndef __JIN_FONT_H
-#define __JIN_FONT_H
-
-#include "drawable.h"
-#include "libs/stb/stb_truetype.h"
-#include "quad.h"
-
-namespace jin
-{
-namespace render
-{  
-    /**
-    * Usage of stb_truetype.h here might be a little 
-    * bit dummy. Implementation of Font is referring 
-    * to stb_truetype.h L243~284. I basicly copy it:)
-    */
-    class Font: public Drawable
-    {
-    public: 
-
-        Font(); 
-
-        /**
-        * load ttf font data from .ttf 
-        */
-        void loadf(const char* file); 
-
-        /**
-        * load ttf font data from memory 
-        */
-        void loadb(const unsigned char* data);
-        
-        /**
-        * render text to screen 
-        */
-        void render(
-            const char* str,  // rendered text 
-            float x, float y, // render position 
-            int fheight,      // font size 
-            int spacing,      // font spacing 
-            int lheight       // line height
-        );
-
-        void box(const char* str, int fheight, int spacing, int lheight, int* w, int * h); 
-
-    private: 
-
-        /**
-        * ASCII 32(space)..126(~) is 95 glyphs 
-        */
-        stbtt_bakedchar cdata[96];
-        
-    };
-
-}
-}
-
-#endif
\ No newline at end of file
diff --git a/src/render/graphics.cpp b/src/render/graphics.cpp
deleted file mode 100644
index 15d8a9c..0000000
--- a/src/render/graphics.cpp
+++ /dev/null
@@ -1,115 +0,0 @@
-#include "graphics.h" 
-#include "utils/math.h"
-#include <string>
-namespace jin
-{
-namespace render
-{
-
-    void point(int x, int y)
-    {
-        float vers[] = { x + 0.5f , y + 0.5f };
-        glEnableClientState(GL_VERTEX_ARRAY);
-        glVertexPointer(2, GL_FLOAT, 0, (GLvoid*)vers);
-        glDrawArrays(GL_POINTS, 0, 1);
-        glDisableClientState(GL_VERTEX_ARRAY);
-    }
-
-    void points(int n, GLshort* p)
-    {
-        glEnableClientState(GL_VERTEX_ARRAY);
-
-        glVertexPointer(2, GL_SHORT, 0, (GLvoid*)p);
-        glDrawArrays(GL_POINTS, 0, n);
-
-        glDisableClientState(GL_VERTEX_ARRAY);
-    }
-
-    void line(int x1, int y1, int x2, int y2)
-    {
-        glDisable(GL_TEXTURE_2D);
-        float verts[] = {
-            x1, y1,
-            x2, y2
-        };
-
-        glEnableClientState(GL_VERTEX_ARRAY);
-        glVertexPointer(2, GL_FLOAT, 0, (GLvoid*)verts);
-        glDrawArrays(GL_LINES, 0, 2);
-        glDisableClientState(GL_VERTEX_ARRAY);
-    }
-
-    void circle(RENDER_MODE mode, int x, int y, int r)
-    {
-        r = r < 0 ? 0 : r;
-
-        int points = 40;
-        float two_pi = static_cast<float>(PI * 2);
-        if (points <= 0) points = 1;
-        float angle_shift = (two_pi / points);
-        float phi = .0f;
-
-        float *coords = new float[2 * (points + 1)];
-        for (int i = 0; i < points; ++i, phi += angle_shift)
-        {
-            coords[2 * i] = x + r * cos(phi);
-            coords[2 * i + 1] = y + r * sin(phi);
-        }
-
-        coords[2 * points] = coords[0];
-        coords[2 * points + 1] = coords[1];
-
-        polygon(mode, coords, points);
-
-        delete[] coords;
-    }
-
-    void rect(RENDER_MODE mode, int x, int y, int w, int h)
-    {
-        float coords[] = { x, y, x + w, y, x + w, y + h, x, y + h };
-        polygon(mode, coords, 4);
-    }
-
-    void triangle(RENDER_MODE mode, int x1, int y1, int x2, int y2, int x3, int y3)
-    {
-        float coords[] = { x1, y1, x2, y2, x3, y3 };
-        polygon(mode, coords, 3);
-    }
-
-    void polygon_line(float* p, int count)
-    {
-        float* verts = new float[count * 4];
-        for (int i = 0; i < count; ++i)
-        {
-            // each line has two point n,n+1
-            verts[i * 4] = p[i * 2];
-            verts[i * 4 + 1] = p[i * 2 + 1];
-            verts[i * 4 + 2] = p[(i + 1) % count * 2];
-            verts[i * 4 + 3] = p[(i + 1) % count * 2 + 1];
-        }
-
-        glEnableClientState(GL_VERTEX_ARRAY);
-        glVertexPointer(2, GL_FLOAT, 0, (GLvoid*)verts);
-        glDrawArrays(GL_LINES, 0, count * 2);
-        glDisableClientState(GL_VERTEX_ARRAY);
-
-        delete[] verts;
-    }
-
-    void polygon(RENDER_MODE mode, float* p, int count)
-    {
-        if (mode == LINE)
-        {
-            polygon_line(p, count);
-        }
-        else if (mode == FILL)
-        {
-            glEnableClientState(GL_VERTEX_ARRAY);
-            glVertexPointer(2, GL_FLOAT, 0, (const GLvoid*)p);
-            glDrawArrays(GL_POLYGON, 0, count);
-            glDisableClientState(GL_VERTEX_ARRAY);
-        }
-    }
-
-}
-}
diff --git a/src/render/graphics.h b/src/render/graphics.h
deleted file mode 100644
index 242b19d..0000000
--- a/src/render/graphics.h
+++ /dev/null
@@ -1,37 +0,0 @@
-#ifndef __JIN_GRAPHICS_H
-#define __JIN_GRAPHICS_H
-
-#include "color.h"
-#include "canvas.h"
-#include "image.h"
-
-namespace jin
-{
-namespace render
-{
-    typedef enum {
-        NONE = 0,
-        FILL ,
-        LINE
-    }RENDER_MODE;
-
-    /**
-    * TODO:
-    *     drawPixels(int n, points)
-    */
-    extern void line(int x1, int y1, int x2, int y2);
-
-    extern void rect(RENDER_MODE mode, int x, int y, int w, int h);
-
-    extern void triangle(RENDER_MODE mode, int x1, int y1, int x2, int y2, int x3, int y3);
-
-    extern void circle(RENDER_MODE mode, int x, int y, int r);
-
-    extern void point(int x, int y);
-
-    extern void points(int n, GLshort* p, GLubyte* c);
-
-    extern void polygon(RENDER_MODE mode, float* p, int count);
-}
-}
-#endif
diff --git a/src/render/image.cpp b/src/render/image.cpp
deleted file mode 100644
index 0e7a4e1..0000000
--- a/src/render/image.cpp
+++ /dev/null
@@ -1,97 +0,0 @@
-#include "image.h"
-#include "libs/stb/stb_image.h"
-#include "utils/utils.h"
-namespace jin
-{
-namespace render
-{
-    Image::Image(): Drawable(), pixels(0)
-    {
-    }
-
-    Image::~Image()
-    {
-        stbi_image_free(pixels);
-    }
-
-    void Image::init()
-    {
-        Drawable::init();
-        pixels  = 0; 
-    }
-
-    color Image::getPixel(int x, int y)
-    {
-		if (without(x, 0, width) || without(y, 0, height))
-		{
-			return { 0 };
-		}
-        return pixels[x + y * width];
-    }
-    
-    bool Image::loadf(const char* f)
-    {
-        unsigned char* imageData = stbi_load(f, &width, &height, NULL, STBI_rgb_alpha);
-        if (imageData == 0) return false; 
-        pixels = (color*)imageData; 
-
-        glGenTextures(1, &texture);
-        glBindTexture(GL_TEXTURE_2D, texture);
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width,
-            height, 0, GL_RGBA, GL_UNSIGNED_BYTE, imageData);
-
-        // set render vertices 
-        Drawable::setVertices(
-            new float [DRAWABLE_V_SIZE] {
-                0, 0,
-                0, (float)height,
-                (float)width, (float)height,
-                (float)width, 0,
-            },
-            new float [DRAWABLE_V_SIZE] {
-                0, 0,
-                0, 1,
-                1, 1,
-                1, 0
-            }
-        );
-
-        return true;
-    }
-
-    bool Image::loadb(const char* b, int size)
-    {
-        // ʹ��stbi_load_from_memory���
-        unsigned char* imageData = stbi_load_from_memory((unsigned char *)b, size, &width, &height, NULL, STBI_rgb_alpha);
-        if (imageData == 0) return false;
-        pixels = (color*)imageData;
-
-        glGenTextures(1, &texture);
-        glBindTexture(GL_TEXTURE_2D, texture);
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-        glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width,
-            height, 0, GL_RGBA, GL_UNSIGNED_BYTE, imageData);
-
-        // set render vertices 
-        Drawable::setVertices(
-            new float [DRAWABLE_V_SIZE] {
-            0, 0,
-                0, (float)height,
-                (float)width, (float)height,
-                (float)width, 0,
-        },
-            new float [DRAWABLE_V_SIZE] {
-                0, 0,
-                    0, 1,
-                    1, 1,
-                    1, 0
-            }
-            );
-
-        return true; 
-    }
-}
-}
\ No newline at end of file
diff --git a/src/render/image.h b/src/render/image.h
deleted file mode 100644
index 063f776..0000000
--- a/src/render/image.h
+++ /dev/null
@@ -1,34 +0,0 @@
-#ifndef __JIN_IMAGE_H
-#define __JIN_IMAGE_H
-#include "libs/GLee/GLee.h"
-#include "color.h"
-#include "drawable.h"
-namespace jin 
-{ 
-namespace render
-{
-    class Image: public Drawable
-    {
-    public:
-        Image();
-        ~Image();
-
-        // just like Image()
-        void init(); 
-        
-        // load from file
-        bool loadf(const char* f); 
-        
-        // load from memory 
-        bool loadb(const char* b, int size); 
-        
-        color getPixel(int x, int y);
-        
-    private:
-    
-        color* pixels;
-    };
-}
-}
-
-#endif
\ No newline at end of file
diff --git a/src/render/jsl.cpp b/src/render/jsl.cpp
deleted file mode 100644
index 6fcee53..0000000
--- a/src/render/jsl.cpp
+++ /dev/null
@@ -1,84 +0,0 @@
-#include "utils/macros.h"
-#include "jsl.h"
-namespace jin
-{
-namespace render
-{
-    //vec4 effect(vec4 color, Image texture, vec2 texture_coords, vec2 screen_coords) 
-    static const char* base_f = " "
-        "#version 120              \n"
-        "#define number float      \n"
-        "#define Image sampler2D   \n"
-        "#define Texel texture2D   \n"
-        "#define extern uniform    \n"
-        "uniform sampler2D _tex0_; \n"
-        "%s                        \n"
-        "void main(){              \n"
-        "gl_FragColor = effect(gl_Color, _tex0_, gl_TexCoord[0].xy, gl_FragCoord.xy);\n"
-        "}\0";
-
-    void JSLProgram::init(const char* program)
-    {
-        glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &_max_texture_units);
-
-        char* fs = (char*)alloca(strlen(program) + strlen(base_f));
-        sprintf(fs, base_f, program);
-        GLuint fragmentShader = glCreateShader(GL_FRAGMENT_SHADER);
-        glShaderSource(fragmentShader, 1, (const GLchar**)&fs, NULL);
-        glCompileShader(fragmentShader);
-
-        pid = glCreateProgram();
-        glAttachShader(pid, fragmentShader);
-        glLinkProgram(pid);
-    }
-
-    shared std::map<std::string, GLint> JSLProgram::_texture_unit_pool;
-    shared GLint JSLProgram::_current_texture_unit = 0;
-    shared GLint JSLProgram::_max_texture_units = 0;
-
-    shared GLint JSLProgram::getTextureUnit(const std::string& name)
-    {
-        std::map<std::string, GLint>::const_iterator it = _texture_unit_pool.find(name);
-
-        if (it != _texture_unit_pool.end())
-            return it->second;
-
-        if (++_current_texture_unit >= _max_texture_units)
-            return 0;
-
-        _texture_unit_pool[name] = _current_texture_unit;
-        return _current_texture_unit;
-    }
-
-    void JSLProgram::use()
-    {
-        glUseProgram(pid); 
-    }
-
-    shared void JSLProgram::unuse()
-    {
-        glUseProgram(0);
-    }
-
-    void JSLProgram::sendFloat(const char* variable, float number)
-    {
-        int loc = glGetUniformLocation(pid, variable); 
-        glUniform1f(loc, number);
-    }
-
-    void JSLProgram::sendImage(const char*  variable, const Image* image)
-    {
-        GLint texture_unit = getTextureUnit(variable);
-
-        GLint location = glGetUniformLocation(pid, variable);
-
-        glActiveTexture(GL_TEXTURE0 + texture_unit);
-        glBindTexture(GL_TEXTURE_2D, image->getTexture()); // guarantee it gets bound
-        glUniform1i(location, texture_unit);
-
-        // reset texture unit
-        glActiveTexture(GL_TEXTURE0);
-    }
-    
-}
-}
diff --git a/src/render/jsl.h b/src/render/jsl.h
deleted file mode 100644
index 857381c..0000000
--- a/src/render/jsl.h
+++ /dev/null
@@ -1,44 +0,0 @@
-#ifndef __JIN_JSL_H
-#define __JIN_JSL_H
-#include <string>
-#include <map>
-#include "image.h"
-#include "libs/GLee/GLee.h"
-namespace jin
-{
-namespace render
-{
-    /**
-    * A JSL program for shadering textures which is 
-    * actually a glsl program.
-    */
-    class JSLProgram
-    {
-    public:
-
-        void init(const char* program);
-
-        void use();
-        
-        static void unuse();
-
-        void sendFloat(const char* name, float number);
-        void sendImage(const char*  name, const Image* image);
-        //void sendMatrix(const char*  name, int size, const GLfloat* m, int count);
-        //void sendCanvas(const char* name, const Canvas& canvas);
-
-    private:
-        JSLProgram();
-
-        // only id for identify glsl program
-        GLuint pid; 
-
-        static GLint _current_texture_unit;
-        static GLint _max_texture_units;
-        static std::map<std::string, GLint> _texture_unit_pool;
-        static GLint getTextureUnit(const std::string& name);
-    };
-}
-}
-
-#endif
diff --git a/src/render/quad.h b/src/render/quad.h
deleted file mode 100644
index 3ae4cc4..0000000
--- a/src/render/quad.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef __JIN_QUAD_H
-#define __JIN_QUAD_H
-
-namespace jin
-{
-namespace render 
-{
-
-    struct Quad
-    {
-        float x, y, w, h;
-    };
-
-}
-}
-
-#endif // !__JIN_RENDER_QUAD_H
diff --git a/src/render/rect.h b/src/render/rect.h
deleted file mode 100644
index 56b5bd1..0000000
--- a/src/render/rect.h
+++ /dev/null
@@ -1,12 +0,0 @@
-#ifndef __JIN_RECT_H
-#define __JIN_RECT_H
-
-namespace jin 
-{ 
-class Rect
-{
-public: 
-    int x, y, w, h;
-};
-}// jin 
-#endif
\ No newline at end of file
diff --git a/src/render/window.cpp b/src/render/window.cpp
deleted file mode 100644
index a929057..0000000
--- a/src/render/window.cpp
+++ /dev/null
@@ -1,83 +0,0 @@
-#include "window.h"
-#include "libs/GLee/GLee.h"
-#include "canvas.h"
-#include "utils/macros.h"
-namespace jin
-{
-namespace render
-{
-
-    shared Window* Window::g_wnd = 0; 
-      
-    Window::Window(): wnd(0), ctx(0)
-    {
-    }
-    
-    Window::~Window()
-    {
-    }
-    
-    void Window::init(int pw, int ph, const char* t)
-    {
-        w = pw;
-        h = ph;
-
-        if (wnd)
-        {
-            SDL_DestroyWindow(wnd); 
-            SDL_FlushEvent(SDL_WINDOWEVENT);
-        }
-        
-        if (ctx)
-        {
-            SDL_GL_DeleteContext(ctx);
-        }
-        
-        SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
-        SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 1);
-        SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);
-        SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);
-        SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);
-        SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE, 8);
-
-        Uint32 flags = SDL_WINDOW_SHOWN | SDL_WINDOW_OPENGL ;
-
-        int wx = SDL_WINDOWPOS_UNDEFINED,
-            wy = SDL_WINDOWPOS_UNDEFINED;
-
-        /* Create window */
-        wnd = SDL_CreateWindow(t, wx, wy, w, h, flags);
-
-        // Create an opengl context 
-        ctx = SDL_GL_CreateContext(wnd);
-        SDL_GL_MakeCurrent(wnd, ctx);
-
-        // Default clear color
-        glClearColor(0.f, 0.f, 0.f, 1.f);
-        glClear(GL_COLOR_BUFFER_BIT | GL_STENCIL_BUFFER_BIT);
-
-        // Default render color
-        glColor4f(1, 1, 1, 1);
-
-        /**
-        * Set the viewport to top-left corner. 
-        * Bind to the default render buffer. 
-        */ 
-        Canvas::unbind();
-        
-        // Swap window buffer
-        swapBuffers();
-    }
-    
-    SDL_Window* Window::getWnd()
-    {
-        return wnd; 
-    }
-
-    SDL_GLContext Window::getCtx()
-    {
-        return ctx; 
-    }
-
-}
-}
\ No newline at end of file
diff --git a/src/render/window.h b/src/render/window.h
deleted file mode 100644
index f29c82d..0000000
--- a/src/render/window.h
+++ /dev/null
@@ -1,53 +0,0 @@
-#ifndef __JIN_RENDER_WINDOW
-#define __JIN_RENDER_WINDOW
-#include "SDL2/SDL.h"
-namespace jin
-{
-namespace render
-{
-    class Window
-    {
-    public: 
-        
-        void init(int w, int h, const char* t);
-        
-        SDL_Window* getWnd();
-        
-        SDL_GLContext getCtx(); 
-        
-        static inline Window* get()
-        {
-            return (g_wnd ? g_wnd : (g_wnd = new Window()));
-        }
-
-        inline int Window::getW()
-        {
-            return w;
-        }
-
-        inline int Window::getH()
-        {
-            return h;
-        }
-
-        inline void Window::swapBuffers()
-        {
-            if (wnd)
-                SDL_GL_SwapWindow(wnd);
-        }
-    private: 
-
-        Window(); 
-        ~Window(); 
-        
-        static Window* g_wnd; 
-        
-        SDL_Window* wnd; 
-        
-        SDL_GLContext ctx;
-        
-        int w, h;
-    };
-}
-}
-#endif
\ No newline at end of file