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Create get_render helpers method, move things around

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This commit is contained in:
Jake
2014-12-05 21:08:33 -06:00
parent 55f023bfb3
commit 9ba3f5190a
3 changed files with 59 additions and 38 deletions
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18
modules/helpers.js
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@@ -3,6 +3,7 @@ var logging = require("./logging");
var config = require("./config");
var cache = require("./cache");
var skins = require("./skins");
var renders = require("./renders")
var fs = require("fs");
// 0098cb60-fa8e-427c-b299-793cbd302c9a
@@ -175,4 +176,21 @@ exp.get_skin = function(uuid, callback) {
});
};
// handles creations of skin renders
// callback contanis error, hash, image buffer
exp.get_render = function(uuid, scale, helm, body, callback) {
logging.log(uuid + " render request");
exp.get_skin(uuid, function(err, hash, img) {
renders.draw_model(uuid, img, scale, helm, body, function(err, img) {
if (err) {
callback(err, -1, hash, null);
} else if (!img) {
callback(null, 0, hash, null);
} else {
callback(null, 2, hash, img);
}
});
});
};
module.exports = exp;

64
modules/renders.js
View File

@@ -78,43 +78,41 @@ exp.draw_body = function(skin_canvas, model_ctx, scale) {
model_ctx.drawImage(skin_canvas, 44*scale, 16*scale, 4*scale, 4*scale, -16*scale, 16*scale, 4*scale, 4*scale);
}
exp.draw_model = function(uuid, scale, helm, body, callback) {
helpers.get_skin(uuid, function(err, hash, img) {
var image = new Image;
var width = 64 * scale;
var height = 64 * scale;
var model_canvas = new Canvas(20 * scale, (body ? 44.8 : 17.6) * scale);
var skin_canvas = new Canvas(width, height);
var model_ctx = model_canvas.getContext('2d');
var skin_ctx = skin_canvas.getContext('2d');
exp.draw_model = function(uuid, img, scale, helm, body, callback) {
var image = new Image;
var width = 64 * scale;
var height = 64 * scale;
var model_canvas = new Canvas(20 * scale, (body ? 44.8 : 17.6) * scale);
var skin_canvas = new Canvas(width, height);
var model_ctx = model_canvas.getContext('2d');
var skin_ctx = skin_canvas.getContext('2d');
image.onerror = function(err) {
logging.error("render error: " + err);
callback(err, 2, null, hash);
};
image.onerror = function(err) {
logging.error("render error: " + err);
callback(err, null);
};
image.onload = function() {
skin_ctx.drawImage(image,0,0,64,64,0,0,64,64);
//Scale it
scale_image(skin_ctx.getImageData(0,0,64,64), skin_ctx, 0, 0, scale);
if (body) {
logging.log("drawing body");
exp.draw_body(skin_canvas, model_ctx, scale);
}
logging.log("drawing head");
exp.draw_head(skin_canvas, model_ctx, scale);
if (helm) {
logging.log("drawing helmet");
exp.draw_helmet(skin_canvas, model_ctx, scale);
}
image.onload = function() {
skin_ctx.drawImage(image,0,0,64,64,0,0,64,64);
//Scale it
scale_image(skin_ctx.getImageData(0,0,64,64), skin_ctx, 0, 0, scale);
if (body) {
logging.log("drawing body");
exp.draw_body(skin_canvas, model_ctx, scale);
}
logging.log("drawing head");
exp.draw_head(skin_canvas, model_ctx, scale);
if (helm) {
logging.log("drawing helmet");
exp.draw_helmet(skin_canvas, model_ctx, scale);
}
model_canvas.toBuffer(function(err, buf){
callback(err, 2, buf, hash);
});
};
model_canvas.toBuffer(function(err, buf){
callback(err, buf);
});
};
image.src = img;
});
image.src = img;
}
function scale_image(imageData, context, d_x, d_y, scale) {