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author | scuri <scuri> | 2010-06-24 20:32:39 +0000 |
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committer | scuri <scuri> | 2010-06-24 20:32:39 +0000 |
commit | 1ad72d5276b1876bf218336a1ff47f086a0834c9 (patch) | |
tree | 6d66a57e994c21b579e8e600859365d363d57c34 /html/en/func/client.html | |
parent | 3ba2df20bc93a97c479c4021a9218eadcf5d850f (diff) |
*** empty log message ***
Diffstat (limited to 'html/en/func/client.html')
-rw-r--r-- | html/en/func/client.html | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/html/en/func/client.html b/html/en/func/client.html index 20a6c4e..93fd9b2 100644 --- a/html/en/func/client.html +++ b/html/en/func/client.html @@ -21,7 +21,7 @@ <p>The Put functions may do zoom in or out; zero order interpolation is used to scale the image. It is not possible to specify a part of the image to be drawn.</p> <hr> - <pre class="function"><span class="mainFunction">void <a name="cdGetImageRGB">cdCanvasGetImageRGB</a>(cdCanvas* canvas, unsigned char *r, + <div class="function"><pre class="function"><span class="mainFunction">void <a name="cdGetImageRGB">cdCanvasGetImageRGB</a>(cdCanvas* canvas, unsigned char *r, unsigned char *g, unsigned char *b, int x, int y, int w, int h); [in C]</span> @@ -34,7 +34,7 @@ canvas:GetImageRGB(imagergb: cdImageRGB; x, y: number) [in Lua]</pre> library, the pixel <strong><tt>(0,0)</tt></strong> is at the bottom left corner, and the pixel <strong><tt>(w-1,h-1)</tt></strong> is that the upper right corner of the image rectangle.</p> - <pre class="function"><span class="mainFunction">void <a name="cdPutImageRectRGB">cdCanvasPutImageRectRGB</a>(cdCanvas* canvas, int iw, int ih, + </div><div class="function"><pre class="function"><span class="mainFunction">void <a name="cdPutImageRectRGB">cdCanvasPutImageRectRGB</a>(cdCanvas* canvas, int iw, int ih, const unsigned char *r, const unsigned char *g, const unsigned char *b, @@ -69,7 +69,7 @@ canvas:wPutImageRectRGB(imagergb: cdImageRGB; x, y, w, h, xmin, xmax, ymin, ymax <p>If the driver has bpp <=8 or only 256 colors or less, then the image is converted to 256 optimal colors using the function <strong><font>cdRGB2Map</font></strong> and is drawn using <strong><font>cdPutImageRectMap</font></strong>.</p> - <pre class="function"><span class="mainFunction">void <a name="cdPutImageRectRGBA">cdCanvasPutImageRectRGBA</a>(cdCanvas* canvas, int iw, int ih, + </div><div class="function"><pre class="function"><span class="mainFunction">void <a name="cdPutImageRectRGBA">cdCanvasPutImageRectRGBA</a>(cdCanvas* canvas, int iw, int ih, const unsigned char *r, const unsigned char *g, const unsigned char *b, @@ -96,7 +96,7 @@ canvas:wPutImageRectRGBA(imagergba: cdImageRGBA; x, y, w, h, xmin, xmax, ymin, y <p>If this function is not defined for a given driver or if alpha is <font>NULL</font>, then the function <strong><font>cdPutImageRectRGB</font></strong> is used, as long as it is defined.</p> - <pre class="function"><span class="mainFunction">void <a name="cdPutImageRectMap">cdCanvasPutImageRectMap</a>(cdCanvas* canvas, int iw, int ih, + </div><div class="function"><pre class="function"><span class="mainFunction">void <a name="cdPutImageRectMap">cdCanvasPutImageRectMap</a>(cdCanvas* canvas, int iw, int ih, const unsigned char *index, const long int *colors, int x, int y, int w, int h, @@ -114,7 +114,7 @@ canvas:wPutImageRectMap(imagemap: cdImageMap; palette: cdPalette; x, y, w, h, xm (map). The color corresponding to a given index is given in <font><b>colors[index]</b></font>. The map is also a matrix stored as a byte vector. If the color vector is null, then a vector with 256 gray tones is assumed.</p> - <pre class="function"><span class="mainFunction">void <a name="cdRGB2Map">cdRGB2Map</a>(int iw, int ih, + </div><div class="function"><pre class="function"><span class="mainFunction">void <a name="cdRGB2Map">cdRGB2Map</a>(int iw, int ih, const unsigned char *r, const unsigned char *g, const unsigned char *b, @@ -126,7 +126,7 @@ cd.RGB2Map(imagergb: cdImageRGB, imagemap: cdImageMap, palette: cdPalette) [in L image must have the same size (width x length) as the RGB image. It is necessary to allocate memory for the arrays <strong><font>map</font></strong> and <strong><font>colors</font></strong>. This is the same algorithm used in the IM - library - in fact, the same code.</p> + library - in fact, the same code.</p></div> <h3>Extras</h3> <p>The following functions are used only for encapsulating the several types of client images from the library in a single structure, simplifying their @@ -138,7 +138,7 @@ cd.RGB2Map(imagergb: cdImageRGB, imagemap: cdImageMap, palette: cdPalette) [in L int w /* image width */ int h /* image heigth */ int type /* image type: CD_RGBA, CD_RGB or CD_MAP */</pre> - <pre class="function"><span class="mainFunction">cdBitmap* <a name="cdCreateBitmap">cdCreateBitmap</a>(int w, int h, int type); [in C]</span> + <div class="function"><pre class="function"><span class="mainFunction">cdBitmap* <a name="cdCreateBitmap">cdCreateBitmap</a>(int w, int h, int type); [in C]</span> cd.CreateBitmap(w, h, type: number) -> (bitmap: cdBitmap) [in Lua]</pre> <p>Creates an image with width <strong>w</strong>, and height <strong>h</strong> and @@ -149,7 +149,7 @@ cd.CreateBitmap(w, h, type: number) -> (bitmap: cdBitmap) [in Lua]</pre> Internally, the color palette is always allocated with 256 entries, which may or may not be totally fulfilled. In this case, the value of <strong>type</strong> can be changed as wished.</p> - <pre class="function"><span class="mainFunction">cdBitmap* <a name="cdInitBitmap">cdInitBitmap</a>(int w, int h, int type, ...); [in C]</span> + </div><div class="function"><pre class="function"><span class="mainFunction">cdBitmap* <a name="cdInitBitmap">cdInitBitmap</a>(int w, int h, int type, ...); [in C]</span> [There is no equivalent in Lua]</pre> <p>Similar to <strong><font>cdCreateBitmap</font></strong>, but it accepts the @@ -158,12 +158,12 @@ cd.CreateBitmap(w, h, type: number) -> (bitmap: cdBitmap) [in Lua]</pre> <pre><font>CD_RGBA - (unsigned char* red, unsigned char* green, unsigned char* blue, unsigned char* alpha) CD_RGB - (unsigned char* red, unsigned char* green, unsigned char* blue) CD_MAP - (unsigned char* index, lont int* colors)</font></pre> - <pre class="function"><span class="mainFunction">void <a name="cdKillBitmap">cdKillBitmap</a>(cdBitmap* image); [in C]</span> + </div><div class="function"><pre class="function"><span class="mainFunction">void <a name="cdKillBitmap">cdKillBitmap</a>(cdBitmap* image); [in C]</span> cd.KillBitmap(bitmap: cdBitmap) [in Lua]</pre> <p>Liberates the memory allocated for the image. If this function is not called in Lua, the garbage collector will call it.</p> - <pre class="function"><span class="mainFunction">unsigned char* <a name="cdBitmapGetData">cdBitmapGetData</a>(cdBitmap* image, int dataptr); [in C]</span> + </div><div class="function"><pre class="function"><span class="mainFunction">unsigned char* <a name="cdBitmapGetData">cdBitmapGetData</a>(cdBitmap* image, int dataptr); [in C]</span> cd.BitmapGetData(bitmap: cdBitmap; dataptr: number) -> (data: cdImageChannel) [in Lua]</pre> <p>Returns a pointer to the image's data area according to <font><strong>dataptr</strong></font>. @@ -177,13 +177,13 @@ cd.BitmapGetData(bitmap: cdBitmap; dataptr: number) -> (data: cdImageChannel) <p>In Lua, channels are also available as tables, see <a href="#DataAccess">Data Access</a>. </p> - <pre class="function"><span class="mainFunction">void <a name="cdBitmapSetRect">cdBitmapSetRect</a>(cdBitmap* image, int xmin, int xmax, int ymin, int ymax); [in C]</span> + </div><div class="function"><pre class="function"><span class="mainFunction">void <a name="cdBitmapSetRect">cdBitmapSetRect</a>(cdBitmap* image, int xmin, int xmax, int ymin, int ymax); [in C]</span> cd.BitmapSetRect(bitmap: cdBitmap; xmin, xmax, ymin, ymax: number) [in Lua]</pre> <p>Allows specifying a region of interest inside the image to be used by the function <b><font>cdPutBitmap</font></b>. If no region was defined, the whole image is used, that is, (0, w-1, 0, h-1).</p> - <pre class="function"><span class="mainFunction">void <a name="cdPutBitmap">cdCanvasPutBitmap</a>(cdCanvas* canvas, cdBitmap* image, int x, int y, int w, int h); [in C]</span> + </div><div class="function"><pre class="function"><span class="mainFunction">void <a name="cdPutBitmap">cdCanvasPutBitmap</a>(cdCanvas* canvas, cdBitmap* image, int x, int y, int w, int h); [in C]</span> void wdCanvasPutBitmap(cdCanvas* canvas, cdBitmap* image, double x, double y, double w, double h); (WC) [in C] canvas:PutBitmap(image: cdBitmap; x, y, w, h: number) [in Lua] @@ -197,35 +197,35 @@ canvas:wPutBitmap(bitmap: cdBitmap; x, y, w, h: number) (WC) [in Lua]</pre> image, increasing or decreasing its dimensions when drawn. If <strong>w</strong> and/or <strong>h</strong> are 0, then no scale change is assumed. </p> - <pre class="function"><span class="mainFunction">void <a name="cdGetBitmap">cdCanvasGetBitmap</a>(cdCanvas* canvas, cdBitmap* image, int x, int y); [in C]</span> + </div><div class="function"><pre class="function"><span class="mainFunction">void <a name="cdGetBitmap">cdCanvasGetBitmap</a>(cdCanvas* canvas, cdBitmap* image, int x, int y); [in C]</span> canvas:GetBitmap(bitmap: cdBitmap; x, y: number) [in Lua]</pre> <p>Encapsulates <strong><font>cdGetImageRGB</font></strong>. Nothing happens if the image is MAP.</p> - <pre class="function"><span class="mainFunction">void <a name="cdBitmapRGB2Map">cdBitmapRGB2Map</a>(cdBitmap* image_rgb, cdBitmap* image_map); [in C]</span> + </div><div class="function"><pre class="function"><span class="mainFunction">void <a name="cdBitmapRGB2Map">cdBitmapRGB2Map</a>(cdBitmap* image_rgb, cdBitmap* image_map); [in C]</span> cd.BitmapRGB2Map(bitmap_rgb: cdBitmap, bitmap_map: cdBitmap) [in Lua]</pre> <p>Encapsulates <strong><font>cdRGB2Map</font></strong>. The images must be of - types <font>RGB(A)</font> and <font>MAP</font>, respectively.</p> + types <font>RGB(A)</font> and <font>MAP</font>, respectively.</p></div> <h3>Extras in Lua (Deprecated)</h3> - <pre class="function"><a name="cdCreateImageRGB">cd.CreateImageRGB</a>(width, height: number) -> (imagergb: cdImageRGB)</pre> + <div class="function"><pre class="function"><a name="cdCreateImageRGB">cd.CreateImageRGB</a>(width, height: number) -> (imagergb: cdImageRGB)</pre> <p>Creates an RGB image in Lua. Deprecated use <strong>cd.CreateBitmap</strong>.</p> - <pre class="function"><a name="cdKillImageRGB">cd.KillImageRGB</a>(imagergb: cdImageRGB)</pre> + </div><div class="function"><pre class="function"><a name="cdKillImageRGB">cd.KillImageRGB</a>(imagergb: cdImageRGB)</pre> <p>Destroys the created RGB image and liberates allocated memory. If this function is not called in Lua, the garbage collector will call it. Deprecated use <strong> cd.KillBitmap</strong>.</p> - <pre class="function"><a name="cdCreateImageRGBA">cd.CreateImageRGBA</a>(width, height: number) -> (imagergba: cdImageRGBA)</pre> + </div><div class="function"><pre class="function"><a name="cdCreateImageRGBA">cd.CreateImageRGBA</a>(width, height: number) -> (imagergba: cdImageRGBA)</pre> <p>Creates an RGBA image in Lua. Deprecated use <strong>cd.CreateBitmap</strong>.</p> - <pre class="function"><a name="cdKillImageRGBA">cd.KillImageRGBA</a>(imagergba: cdImageRGBA)</pre> + </div><div class="function"><pre class="function"><a name="cdKillImageRGBA">cd.KillImageRGBA</a>(imagergba: cdImageRGBA)</pre> <p>Destroys the created RGBA image and liberates allocated memory. If this function is not called in Lua, the garbage collector will call it. Deprecated use <strong> cd.KillBitmap</strong>.</p> - <pre class="function"><a name="cdCreateImageMap">cd.CreateImageMap</a>(width, height: number) -> (imagemap: cdImageMap)</pre> + </div><div class="function"><pre class="function"><a name="cdCreateImageMap">cd.CreateImageMap</a>(width, height: number) -> (imagemap: cdImageMap)</pre> <p>Creates a Map image in Lua. Deprecated use <strong>cd.CreateBitmap</strong>.</p> - <pre class="function"><a name="cdKillImageMap">cd.KillImageMap</a>(imagemap: cdImageMap)</pre> + </div><div class="function"><pre class="function"><a name="cdKillImageMap">cd.KillImageMap</a>(imagemap: cdImageMap)</pre> <p>Destroys the created Map image and liberates allocated memory. If this function is not called in Lua, the garbage collector will call it. Deprecated use <strong> - cd.KillBitmap</strong>.</p> + cd.KillBitmap</strong>.</p></div> <h3><a name="DataAccess">Data Access</a></h3> <p>Data access in Lua is done directly using the operator "<font>[y*width + x]</font>" in image channels. Each channel works as a value table which should be |