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Switch to RGBx pixel format

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This is what the browser wants so it avoids having to spend time
converting everything. Unfortunately it usually means the server instead
needs to convert it for us, but we assume it has more power than we do.
This commit is contained in:
Pierre Ossman
2020-06-07 14:22:07 +02:00
parent f5b5767c98
commit 6a19390baa
11 changed files with 93 additions and 80 deletions
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tests/test.display.js
+7 -14
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@@ -128,7 +128,7 @@ describe('Display/Canvas Helper', function () {
});
it('should keep the framebuffer data', function () {
display.fillRect(0, 0, 4, 4, [0, 0, 0xff]);
display.fillRect(0, 0, 4, 4, [0xff, 0, 0]);
display.resize(2, 2);
display.flip();
const expected = [];
@@ -271,7 +271,7 @@ describe('Display/Canvas Helper', function () {
});
it('should not draw directly on the target canvas', function () {
display.fillRect(0, 0, 4, 4, [0, 0, 0xff]);
display.fillRect(0, 0, 4, 4, [0xff, 0, 0]);
display.flip();
display.fillRect(0, 0, 4, 4, [0, 0xff, 0]);
const expected = [];
@@ -285,15 +285,15 @@ describe('Display/Canvas Helper', function () {
it('should support filling a rectangle with particular color via #fillRect', function () {
display.fillRect(0, 0, 4, 4, [0, 0xff, 0]);
display.fillRect(0, 0, 2, 2, [0xff, 0, 0]);
display.fillRect(2, 2, 2, 2, [0xff, 0, 0]);
display.fillRect(0, 0, 2, 2, [0, 0, 0xff]);
display.fillRect(2, 2, 2, 2, [0, 0, 0xff]);
display.flip();
expect(display).to.have.displayed(checkedData);
});
it('should support copying an portion of the canvas via #copyImage', function () {
display.fillRect(0, 0, 4, 4, [0, 0xff, 0]);
display.fillRect(0, 0, 2, 2, [0xff, 0, 0x00]);
display.fillRect(0, 0, 2, 2, [0, 0, 0xff]);
display.copyImage(0, 0, 2, 2, 2, 2);
display.flip();
expect(display).to.have.displayed(checkedData);
@@ -309,15 +309,8 @@ describe('Display/Canvas Helper', function () {
display.flush();
});
it('should support drawing BGRX blit images with true color via #blitImage', function () {
const data = [];
for (let i = 0; i < 16; i++) {
data[i * 4] = checkedData[i * 4 + 2];
data[i * 4 + 1] = checkedData[i * 4 + 1];
data[i * 4 + 2] = checkedData[i * 4];
data[i * 4 + 3] = checkedData[i * 4 + 3];
}
display.blitImage(0, 0, 4, 4, data, 0);
it('should support blit images with true color via #blitImage', function () {
display.blitImage(0, 0, 4, 4, checkedData, 0);
display.flip();
expect(display).to.have.displayed(checkedData);
});