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fix: improve gradient handling

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This commit is contained in:
Martin Prokoph
2025-04-19 09:58:54 +02:00
parent 552f1e619e
commit 528958fa8c
3 changed files with 16 additions and 11 deletions
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21
common/src/main/java/eu/midnightdust/blur/Blur.java
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@@ -23,20 +23,19 @@ public class Blur {
public static boolean doFade = false;
static float lastDelta;
public static void onRender(DrawContext context, int width, int height, MinecraftClient client, float delta) {
public static void onRender() {
if (!BlurInfo.doTest && BlurInfo.screenChanged) { // After the tests for blur and background color have been completed
Blur.onScreenChange();
BlurInfo.screenChanged = false;
}
BlurInfo.doTest = false; // Set the test state to completed, as tests will happen in the same tick.
}
public static void renderFadeout(DrawContext context, int width, int height, MinecraftClient client) {
if (BlurInfo.start >= 0 && !BlurInfo.screenHasBlur && BlurInfo.prevScreenHasBlur) { // Fade out in non-blurred screens
client.gameRenderer.renderBlur();
if (BlurInfo.prevScreenHasBackground && BlurConfig.useGradient && lastDelta != delta) Blur.renderRotatedGradient(context, width, height);
lastDelta = delta;
if (BlurInfo.prevScreenHasBackground && BlurConfig.useGradient) Blur.renderRotatedGradient(context, width, height);
}
BlurInfo.doTest = false; // Set the test state to completed, as tests will happen in the same tick.
}
public static void onScreenChange() {
@@ -79,7 +78,10 @@ public class Blur {
int b = (col.getRGB() >> 8) & 0xFF;
int g = col.getRGB() & 0xFF;
float prog = progress;
a *= prog; r *= prog; g *= prog; b *= prog;
a = (int) (prog * a);
r = (int) (prog * r);
g = (int) (prog * g);
b = (int) (prog * b);
return a << 24 | r << 16 | b << 8 | g;
}
public static int getRotation() {
@@ -90,11 +92,12 @@ public class Blur {
float diagonal = Math.sqrt((float) width*width + height*height);
int smallestDimension = Math.min(width, height);
context.getMatrices().push();
Matrix4f posMatrix = context.getMatrices().peek().getPositionMatrix();
posMatrix.rotationZ(Math.toRadians(getRotation()));
posMatrix.setTranslation(width / 2f, height / 2f, 0); // Make the gradient's center the pivot point
posMatrix.setTranslation(width / 2f, height / 2f, -1); // Make the gradient's center the pivot point
posMatrix.scale(diagonal / smallestDimension); // Scales the gradient to the maximum diagonal value needed
context.fillGradient(-width / 2, -height / 2, width / 2, height / 2, Blur.getBackgroundColor(false), Blur.getBackgroundColor(true)); // Actually draw the gradient
posMatrix.rotationZ(0);
context.getMatrices().pop();
}
}

2
common/src/main/java/eu/midnightdust/blur/mixin/MixinHandledScreen.java
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@@ -24,6 +24,6 @@ public class MixinHandledScreen extends Screen {
}
@Inject(at = @At("HEAD"), method = "render")
public void blur$processScreenChange(DrawContext context, int mouseX, int mouseY, float delta, CallbackInfo ci) {
if (PlatformFunctions.getPlatformName().equals("neoforge")) Blur.onRender(context, width, height, this.client, delta);
if (PlatformFunctions.getPlatformName().equals("neoforge")) Blur.onRender();
}
}

4
common/src/main/java/eu/midnightdust/blur/mixin/MixinScreen.java
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@@ -30,8 +30,10 @@ public abstract class MixinScreen {
@Inject(at = @At("HEAD"), method = "render")
public void blur$processScreenChange(DrawContext context, int mouseX, int mouseY, float delta, CallbackInfo ci) {
Blur.onRender(context, width, height, this.client, delta);
Blur.onRender();
Blur.renderFadeout(context, width, height, client);
}
@Inject(at = @At("HEAD"), method = "applyBlur", cancellable = true)
public void blur$getBlurEnabled(CallbackInfo ci) {
if (BlurConfig.forceDisabledScreens.contains(this.getClass().getCanonicalName())) {