Java Code Examples for com.mojang.blaze3d.systems.RenderSystem#color4f()

@Override
public void renderDirtBackground(int i) {
	// Copied mostly from renderDirtBackground()
	RenderSystem.disableLighting();
	RenderSystem.disableFog();
	Tessellator tessellator = Tessellator.getInstance();
	BufferBuilder builder = tessellator.getBuffer();
	minecraft.getTextureManager().bindTexture(backgroundTexture);
	int brightness = 130;
	RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
	builder.begin(7, VertexFormats.POSITION_TEXTURE_COLOR);
	builder.vertex(0, height, 0).texture(0, height / 32.0F + i).color(brightness, brightness, brightness, 255).next();
	builder.vertex(width, height, 0).texture(width / 32.0F, height / 32.0F + i).color(brightness, brightness, brightness, 255).next();
	builder.vertex(width, 0, 0).texture(width / 32.0F, i).color(brightness, brightness, brightness, 255).next();
	builder.vertex(0, 0, 0).texture(0, i).color(brightness, brightness, brightness, 255).next();
	tessellator.draw();
}
 

protected void renderHoleBackground(int top, int bottom, int topAlpha,
	int bottomAlpha)
{
	Tessellator tessellator = Tessellator.getInstance();
	BufferBuilder bufferBuilder = tessellator.getBuffer();
	client.getTextureManager()
		.bindTexture(DrawableHelper.BACKGROUND_TEXTURE);
	RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
	bufferBuilder.begin(7, VertexFormats.POSITION_TEXTURE_COLOR);
	bufferBuilder.vertex(left, bottom, 0.0D).texture(0.0F, bottom / 32.0F)
		.color(64, 64, 64, bottomAlpha).next();
	bufferBuilder.vertex(left + width, bottom, 0.0D)
		.texture(width / 32.0F, bottom / 32.0F)
		.color(64, 64, 64, bottomAlpha).next();
	bufferBuilder.vertex(left + width, top, 0.0D)
		.texture(width / 32.0F, top / 32.0F).color(64, 64, 64, topAlpha)
		.next();
	bufferBuilder.vertex(left, top, 0.0D).texture(0.0F, top / 32.0F)
		.color(64, 64, 64, topAlpha).next();
	tessellator.draw();
}
 

@Environment(EnvType.CLIENT)
private void invertedRect(int x, int y, int width, int height) {
	Tessellator tessellator_1 = Tessellator.getInstance();
	BufferBuilder bufferBuilder_1 = tessellator_1.getBuffer();
	RenderSystem.color4f(0.0F, 0.0F, 255.0F, 255.0F);
	RenderSystem.disableTexture();
	RenderSystem.enableColorLogicOp();
	RenderSystem.logicOp(GlStateManager.LogicOp.OR_REVERSE);
	bufferBuilder_1.begin(GL11.GL_QUADS, VertexFormats.POSITION);
	bufferBuilder_1.vertex(x,       y+height, 0.0D).next();
	bufferBuilder_1.vertex(x+width, y+height, 0.0D).next();
	bufferBuilder_1.vertex(x+width, y,        0.0D).next();
	bufferBuilder_1.vertex(x,       y,        0.0D).next();
	tessellator_1.draw();
	RenderSystem.disableColorLogicOp();
	RenderSystem.enableTexture();
}
 

@Override
public void renderButton(int p_renderButton_1_, int p_renderButton_2_, float p_renderButton_3_) {
    Color activeColor = this.enabled ? Color.GREEN : Color.RED;

    RenderSystem.enableBlend();
    RenderSystem.blendFuncSeparate(GlStateManager.SourceFactor.SRC_ALPHA.param, GlStateManager.DestFactor.ONE_MINUS_SRC_ALPHA.param, GlStateManager.SourceFactor.ONE.param, GlStateManager.DestFactor.ZERO.param);
    RenderSystem.blendFunc(GlStateManager.SourceFactor.SRC_ALPHA.param, GlStateManager.DestFactor.ONE_MINUS_SRC_ALPHA.param);

    RenderSystem.disableTexture();
    RenderSystem.color4f(activeColor.getRed() / 255f, activeColor.getGreen() / 255f, activeColor.getBlue() / 255f, this.enabled ? .4f : .6f);
    blit(this.x, this.y, 0, 0, this.width, this.height);
    RenderSystem.enableTexture();

    RenderSystem.color4f(1f, 1f, 1f, 1f);
    Minecraft.getInstance().getTextureManager().bindTexture(texture);
    blit(this.x +2, this.y + 5, 0, 0, 16, 16, 16, 16);
}
 

@Override
protected void func_230450_a_(MatrixStack matrixStack, float partialTicks, int mouseX, int mouseY)
{
    RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
    this.field_230706_i_.getTextureManager().bindTexture(GUI_TEXTURE_LOCATION);
    int x = this.guiLeft;
    int y = this.guiTop;
    this.func_238474_b_(matrixStack, x, y, 0, 0, xSize, ySize);

    if (container.isBurning())
    {
        int k = this.getBurnLeftScaled(13);
        this.func_238474_b_(matrixStack, x + 56, y + 36 + 12 - k, 176, 12 - k, 14, k + 1);
    }

    int l = this.getCookProgressScaled(24);
    this.func_238474_b_(matrixStack, x + 79, y + 34, 176, 14, l + 1, 16);
}
 

public static void drawTexturedQuadFit(double x, double y, double width, double height, int[] color, float alpha)
{
    Tessellator tessellator = Tessellator.getInstance();
    BufferBuilder tessellate = tessellator.getBuffer();

    RenderSystem.pushMatrix();
    tessellate.begin(GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX);

    if ( color != null )
        RenderSystem.color4f((float) color[0] / 255, (float) color[1] / 255, (float) color[2] / 255, alpha / 255);

    tessellate.pos(x + 0, y + height, (double) 0).tex( 0,1).endVertex();
    tessellate.pos(x + width, y + height, (double) 0).tex( 1, 1).endVertex();
    tessellate.pos(x + width, y + 0, (double) 0).tex( 1,0).endVertex();
    tessellate.pos(x + 0, y + 0, (double) 0).tex( 0, 0).endVertex();
    tessellator.draw();

    RenderSystem.popMatrix();
}
 

static void renderPreview(int x, int y, float r, float g, float b) {
    Tessellator tessellator = Tessellator.getInstance();
    BufferBuilder tessellate = tessellator.getBuffer();
    RenderSystem.enableBlend();
    RenderSystem.disableTexture();
    RenderSystem.blendFuncSeparate(GlStateManager.SourceFactor.SRC_ALPHA, GlStateManager.DestFactor.ONE_MINUS_SRC_ALPHA, GlStateManager.SourceFactor.ONE, GlStateManager.DestFactor.ZERO);
    RenderSystem.color4f(r/255, g/255, b/255, 1);
    tessellate.begin(7, DefaultVertexFormats.POSITION);
    tessellate.pos(x, y, 0.0D).endVertex();
    tessellate.pos(x, y + 45, 0.0D).endVertex();
    tessellate.pos(x + 202, y + 45, 0.0D).endVertex();
    tessellate.pos(x + 202, y, 0.0D).endVertex();
    tessellator.draw();
    RenderSystem.enableTexture();
    RenderSystem.disableBlend();
}
 

@Override
public void renderButton(int p_renderButton_1_, int p_renderButton_2_, float p_renderButton_3_) {
    RenderSystem.disableTexture();
    RenderSystem.color4f(.4f, .4f, .4f, 1f);
    this.blit(this.x, this.y, 0, 0, this.width, this.height);

    if( this.isWhitelist )
        RenderSystem.color4f(1f, 1f, 1f, 1f);
    else
        RenderSystem.color4f(0f, 0f, 0f, 1f);

    this.blit(this.x + 2, this.y + 2, 0, 0, this.width-4, this.height-4);
    RenderSystem.enableTexture();
}
 

@Override
protected void drawGuiContainerBackgroundLayer(float partialTicks, int mouseX, int mouseY) {
    RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
    getMinecraft().getTextureManager().bindTexture(TEXTURE);
    int x = (this.width - this.xSize) / 2;
    int y = (this.height - this.ySize) / 2;

    // Stolen from minecraft chests :D
    this.blit(x, y, 0, 0, this.xSize, 71);
    this.blit(x, y + 71, 0, 126, this.xSize, 96);
}
 

@Override
public void render(int mouseX, int mouseY, float partialTicks) {
    if (this.visible) {
        FontRenderer fontrenderer = Minecraft.getInstance().fontRenderer;
        Minecraft.getInstance().getTextureManager().bindTexture(WIDGETS_LOCATION);
        RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
        this.isHovered = isMouseOver(mouseX, mouseY);
        RenderSystem.enableBlend();
        RenderSystem.blendFuncSeparate(GlStateManager.SourceFactor.SRC_ALPHA.param, GlStateManager.DestFactor.ONE_MINUS_SRC_ALPHA.param, GlStateManager.SourceFactor.ONE.param, GlStateManager.DestFactor.ZERO.param);
        RenderSystem.blendFunc(GlStateManager.SourceFactor.SRC_ALPHA.param, GlStateManager.DestFactor.ONE_MINUS_SRC_ALPHA.param);
        this.blit(this.x, this.y, 0, 46, this.width / 2, this.height);
        this.blit(this.x + this.width / 2, this.y, 200 - this.width / 2, 46, this.width / 2, this.height);


        int bottomToDraw = 2;
        this.blit(this.x, this.y + this.height - bottomToDraw, 0, 66 - bottomToDraw, this.width / 2, bottomToDraw);
        this.blit(this.x + this.width / 2, this.y + this.height - bottomToDraw, 200 - this.width / 2, 66 - bottomToDraw, this.width / 2, bottomToDraw);

        int j = 14737632;

        if (this.packedFGColor != 0) {
            j = this.packedFGColor;
        } else if (!this.active) {
            j = 10526880;
        } else if (this.isHovered) {
            j = 16777120;
        }

        this.drawCenteredString(fontrenderer, this.getMessage(), this.x + this.width / 2, this.y + (this.height - 7) / 2, j);
    }
}
 

@Override
protected void drawGuiContainerBackgroundLayer(float partialTicks, int mouseX, int mouseY) {
    RenderSystem.color4f(1.0F, 1.0F, 1.0F, 1.0F);
    getMinecraft().getTextureManager().bindTexture(GUI);
    int relX = (this.width - this.xSize) / 2;
    int relY = (this.height - this.ySize) / 2;
    this.blit(relX - 23, relY, 0, 0, this.xSize + 23, this.ySize);
}
 

@Override
protected void func_230450_a_(MatrixStack matrixStack, float p_230450_2_, int p_230450_3_, int p_230450_4_)
{
    RenderSystem.color4f(1.0f, 1.0f, 1.0f, 1.0f);

    int x = (field_230708_k_ - xSize) / 2;
    int y = (field_230709_l_ - ySize) / 2;

    field_230706_i_.textureManager.bindTexture(guiTextureLocation);
    this.func_238474_b_(matrixStack, x, y, 0, 0, xSize, ySize);


    for (int s = 0; s < container.dryTimeRemainingArray.size(); s++)
    {
        int mt = DryingRecipe.getDryingTime(field_230706_i_.world, container.getSlot(s).getStack());
        int ct = container.dryTimeRemainingArray.get(s);

        if (ct > 0 && mt > 0)
        {
            int sx = x + 44 + 36 * s;
            int ny = (int) Math.ceil(ct * 20.0 / mt);
            int sy = 20 - ny;

            this.func_238474_b_(matrixStack, sx, y + 32 + sy, 176, sy, 9, ny);
        }
    }
}
 

protected void renderList(MatrixStack matrixStack, int i, int j, int k,
	int l, float f)
{
	int m = getItemCount();
	Tessellator tessellator = Tessellator.getInstance();
	BufferBuilder bufferBuilder = tessellator.getBuffer();
	
	for(int n = 0; n < m; ++n)
	{
		int o = j + n * itemHeight + headerHeight;
		int p = itemHeight - 4;
		if(o > bottom || o + p < top)
			updateItemPosition(n, i, o, f);
		
		if(renderSelection && isSelectedItem(n))
		{
			int q = left + width / 2 - getRowWidth() / 2;
			int r = left + width / 2 + getRowWidth() / 2;
			RenderSystem.disableTexture();
			float g = isFocused() ? 1.0F : 0.5F;
			RenderSystem.color4f(g, g, g, 1.0F);
			bufferBuilder.begin(7, VertexFormats.POSITION);
			bufferBuilder.vertex(q, o + p + 2, 0.0D).next();
			bufferBuilder.vertex(r, o + p + 2, 0.0D).next();
			bufferBuilder.vertex(r, o - 2, 0.0D).next();
			bufferBuilder.vertex(q, o - 2, 0.0D).next();
			tessellator.draw();
			RenderSystem.color4f(0.0F, 0.0F, 0.0F, 1.0F);
			bufferBuilder.begin(7, VertexFormats.POSITION);
			bufferBuilder.vertex(q + 1, o + p + 1, 0.0D).next();
			bufferBuilder.vertex(r - 1, o + p + 1, 0.0D).next();
			bufferBuilder.vertex(r - 1, o - 1, 0.0D).next();
			bufferBuilder.vertex(q + 1, o - 1, 0.0D).next();
			tessellator.draw();
			RenderSystem.enableTexture();
		}
		
		renderItem(matrixStack, n, i, o, p, k, l, f);
	}
	
}
 

private static void drawLasers(RenderWorldLastEvent event, Vec3d from, RayTraceResult trace, double xOffset, double yOffset, double zOffset, float r, float g, float b, float thickness, PlayerEntity player, float ticks, float speedModifier) {
    Hand activeHand;
    if (player.getHeldItemMainhand().getItem() instanceof MiningGadget) {
        activeHand = Hand.MAIN_HAND;
    } else if (player.getHeldItemOffhand().getItem() instanceof MiningGadget) {
        activeHand = Hand.OFF_HAND;
    } else {
        return;
    }

    ItemStack stack = player.getHeldItem(activeHand);

    double distance = from.subtract(trace.getHitVec()).length();
    long gameTime = player.world.getGameTime();
    double v = gameTime * speedModifier;
    float additiveThickness = (thickness * 3.5f) * calculateLaserFlickerModifier(gameTime);
    BufferBuilder wr = Tessellator.getInstance().getBuffer();

    Vec3d view = Minecraft.getInstance().gameRenderer.getActiveRenderInfo().getProjectedView();

    MatrixStack matrix = event.getMatrixStack();
    matrix.translate(view.getX(), view.getY(), view.getZ());
    if( trace.getType() == RayTraceResult.Type.MISS )
        matrix.translate(-from.x, -from.y, -from.z);

    RenderSystem.pushMatrix();
    RenderSystem.multMatrix(matrix.getLast().getMatrix());

    RenderSystem.enableColorMaterial();
    // This makes it so we don't clip into the world, we're effectively drawing on it
    RenderSystem.disableDepthTest();
    RenderSystem.enableBlend();
    //This makes it so multiplayer doesn't matter which side the player is standing on to see someone elses laser
    RenderSystem.disableCull();
    RenderSystem.enableTexture();

    RenderSystem.rotatef(MathHelper.lerp(ticks, -player.rotationYaw, -player.prevRotationYaw), 0, 1, 0);
    RenderSystem.rotatef(MathHelper.lerp(ticks, player.rotationPitch, player.prevRotationPitch), 1, 0, 0);

    // additive laser beam
    RenderSystem.blendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    RenderSystem.color4f(r, g, b, 0.7f);
    Minecraft.getInstance().getTextureManager().bindTexture(laserBeamGlow);
    drawBeam(xOffset, yOffset, zOffset, additiveThickness, activeHand, distance, wr, 0.5, 1, ticks);

    // main laser, colored part
    RenderSystem.blendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
    RenderSystem.color4f(r, g, b, 1.0f);
    Minecraft.getInstance().getTextureManager().bindTexture(laserBeam2);
    drawBeam(xOffset, yOffset, zOffset, thickness, activeHand, distance, wr, v, v + distance * 1.5, ticks);
    // white core
    RenderSystem.color4f(MiningProperties.getColor(stack, MiningProperties.COLOR_RED_INNER) / 255f, MiningProperties.getColor(stack, MiningProperties.COLOR_GREEN_INNER) / 255f, MiningProperties.getColor(stack, MiningProperties.COLOR_BLUE_INNER) / 255f, 1.0f);
    Minecraft.getInstance().getTextureManager().bindTexture(laserBeam);
    drawBeam(xOffset, yOffset, zOffset, thickness / 2, activeHand, distance, wr, v, v + distance * 1.5, ticks);

    RenderSystem.enableDepthTest();
    RenderSystem.enableCull();
    RenderSystem.popMatrix();
}
 

@OnlyIn (Dist.CLIENT)
public void glColour() {
    RenderSystem.color4f((r & 0xFF) / 255F, (g & 0xFF) / 255F, (b & 0xFF) / 255F, (a & 0xFF) / 255F);
}
 

@OnlyIn (Dist.CLIENT)
public void glColour(int a) {
    RenderSystem.color4f((r & 0xFF) / 255F, (g & 0xFF) / 255F, (b & 0xFF) / 255F, a / 255F);
}