curioustorvald/tsvm
1
0
Fork 0
mirror of https://github.com/curioustorvald/tsvm.git synced 2026-06-10 23:04:04 +09:00
Code Issues Packages Projects Releases Wiki Activity

gl to deal with both signed and unsigned values

Browse Source
This commit is contained in:
minjaesong
2020-10-20 21:12:53 +09:00
parent e01be3f2ca
commit f8a0cf9ee2
1 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
assets/tvdos/gl.js
View File

@@ -53,7 +53,7 @@ GL.drawTexPatternOver = function(texture, x, y, width, height) {
var tx = xx % texture.width; var tx = xx % texture.width;
var ty = yy % texture.height; var ty = yy % texture.height;
var c = texture.texData[ty * texture.width + tx]; var c = texture.texData[ty * texture.width + tx];
if (c != -1) { if ((c & 255) != 255) {
graphics.plotPixel(x + xx, y + yy, c); graphics.plotPixel(x + xx, y + yy, c);
} }
} }
@@ -72,7 +72,7 @@ GL.drawTexImageOver = function(texture, x, y) {
for (var ty = 0; ty < texture.height; ty++) { for (var ty = 0; ty < texture.height; ty++) {
for (var tx = 0; tx < texture.width; tx++) { for (var tx = 0; tx < texture.width; tx++) {
var c = texture.texData[ty * texture.width + tx]; var c = texture.texData[ty * texture.width + tx];
if (c != -1) { if ((c & 255) != 255) {
graphics.plotPixel(x + tx, y + ty, c); graphics.plotPixel(x + tx, y + ty, c);
} }
} }
@@ -94,7 +94,7 @@ GL.drawSpriteOver = function(sheet, xi, yi, x, y) {
for (var ty = 0; ty < sheet.tileHeight; ty++) { for (var ty = 0; ty < sheet.tileHeight; ty++) {
for (var tx = 0; tx < sheet.tileWidth; tx++) { for (var tx = 0; tx < sheet.tileWidth; tx++) {
var c = sheet.texture.texData[(ty + offy) * sheet.texture.width + (tx + offx)]; var c = sheet.texture.texData[(ty + offy) * sheet.texture.width + (tx + offx)];
if (c != -1) { if ((c & 255) != 255) {
graphics.plotPixel(x + tx, y + ty, c); graphics.plotPixel(x + tx, y + ty, c);
} }
} }