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Merge pull request dan200#553 from SquidDev-CC/ComputerCraft/feature/…
…fancy-printout Fancy rendering of printouts
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src/main/java/dan200/computercraft/client/render/ItemPrintoutRenderer.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,219 @@ | ||
| package dan200.computercraft.client.render; | ||
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| import dan200.computercraft.ComputerCraft; | ||
| import dan200.computercraft.client.gui.FixedWidthFontRenderer; | ||
| import dan200.computercraft.client.gui.GuiPrintout; | ||
| import dan200.computercraft.core.terminal.TextBuffer; | ||
| import dan200.computercraft.shared.media.items.ItemPrintout; | ||
| import dan200.computercraft.shared.util.Palette; | ||
| import net.minecraft.client.Minecraft; | ||
| import net.minecraft.client.renderer.BufferBuilder; | ||
| import net.minecraft.client.renderer.GlStateManager; | ||
| import net.minecraft.client.renderer.ItemRenderer; | ||
| import net.minecraft.client.renderer.Tessellator; | ||
| import net.minecraft.client.renderer.vertex.DefaultVertexFormats; | ||
| import net.minecraft.entity.player.EntityPlayer; | ||
| import net.minecraft.item.ItemStack; | ||
| import net.minecraft.util.EnumHand; | ||
| import net.minecraft.util.EnumHandSide; | ||
| import net.minecraft.util.math.MathHelper; | ||
| import net.minecraftforge.client.event.RenderItemInFrameEvent; | ||
| import net.minecraftforge.client.event.RenderSpecificHandEvent; | ||
| import net.minecraftforge.fml.common.eventhandler.SubscribeEvent; | ||
| import org.lwjgl.opengl.GL11; | ||
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|
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| import static dan200.computercraft.client.gui.FixedWidthFontRenderer.FONT_HEIGHT; | ||
| import static dan200.computercraft.client.gui.FixedWidthFontRenderer.FONT_WIDTH; | ||
| import static dan200.computercraft.shared.media.items.ItemPrintout.LINES_PER_PAGE; | ||
| import static dan200.computercraft.shared.media.items.ItemPrintout.LINE_MAX_LENGTH; | ||
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| public class ItemPrintoutRenderer | ||
| { | ||
| @SubscribeEvent | ||
| public void onRenderInHand( RenderSpecificHandEvent event ) | ||
| { | ||
| ItemStack stack = event.getItemStack(); | ||
| if( stack.getItem() != ComputerCraft.Items.printout ) return; | ||
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| // We only allow single pages to be viewed in-hand for now | ||
| if( ItemPrintout.getType( stack ) != ItemPrintout.Type.Single ) return; | ||
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| event.setCanceled( true ); | ||
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| EntityPlayer player = Minecraft.getMinecraft().player; | ||
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| GlStateManager.pushMatrix(); | ||
| if( event.getHand() == EnumHand.MAIN_HAND && player.getHeldItemOffhand().isEmpty() ) | ||
| { | ||
| renderPrintoutFirstPersonCentre( | ||
| event.getInterpolatedPitch(), | ||
| event.getEquipProgress(), | ||
| event.getSwingProgress(), | ||
| stack | ||
| ); | ||
| } | ||
| else | ||
| { | ||
| renderPrintoutFirstPersonSide( | ||
| event.getHand() == EnumHand.MAIN_HAND ? player.getPrimaryHand() : player.getPrimaryHand().opposite(), | ||
| event.getEquipProgress(), | ||
| event.getSwingProgress(), | ||
| stack | ||
| ); | ||
| } | ||
| GlStateManager.popMatrix(); | ||
| } | ||
|
|
||
| /** | ||
| * Renders a pocket computer to one side of the player. | ||
| * | ||
| * @param side The side to render on | ||
| * @param equipProgress The equip progress of this item | ||
| * @param swingProgress The swing progress of this item | ||
| * @param stack The stack to render | ||
| * @see ItemRenderer#renderMapFirstPersonSide(float, EnumHandSide, float, ItemStack) | ||
| */ | ||
| private void renderPrintoutFirstPersonSide( EnumHandSide side, float equipProgress, float swingProgress, ItemStack stack ) | ||
| { | ||
| Minecraft minecraft = Minecraft.getMinecraft(); | ||
| float offset = side == EnumHandSide.RIGHT ? 1f : -1f; | ||
| GlStateManager.translate( offset * 0.125f, -0.125f, 0f ); | ||
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|
||
| // If the player is not invisible then render a single arm | ||
| if( !minecraft.player.isInvisible() ) | ||
| { | ||
| GlStateManager.pushMatrix(); | ||
| GlStateManager.rotate( offset * 10f, 0f, 0f, 1f ); | ||
| minecraft.getItemRenderer().renderArmFirstPerson( equipProgress, swingProgress, side ); | ||
| GlStateManager.popMatrix(); | ||
| } | ||
|
|
||
| // Setup the appropriate transformations. This is just copied from the | ||
| // corresponding method in ItemRenderer. | ||
| GlStateManager.pushMatrix(); | ||
| GlStateManager.translate( offset * 0.51f, -0.08f + equipProgress * -1.2f, -0.75f ); | ||
| float f1 = MathHelper.sqrt( swingProgress ); | ||
| float f2 = MathHelper.sin( f1 * (float) Math.PI ); | ||
| float f3 = -0.5f * f2; | ||
| float f4 = 0.4f * MathHelper.sin( f1 * ((float) Math.PI * 2f) ); | ||
| float f5 = -0.3f * MathHelper.sin( swingProgress * (float) Math.PI ); | ||
| GlStateManager.translate( offset * f3, f4 - 0.3f * f2, f5 ); | ||
| GlStateManager.rotate( f2 * -45f, 1f, 0f, 0f ); | ||
| GlStateManager.rotate( offset * f2 * -30f, 0f, 1f, 0f ); | ||
|
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| renderPrintoutFirstPerson( stack ); | ||
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| GlStateManager.popMatrix(); | ||
| } | ||
|
|
||
| /** | ||
| * Render an item in the middle of the screen | ||
| * | ||
| * @param pitch The pitch of the player | ||
| * @param equipProgress The equip progress of this item | ||
| * @param swingProgress The swing progress of this item | ||
| * @param stack The stack to render | ||
| * @see ItemRenderer#renderMapFirstPerson(float, float, float) | ||
| */ | ||
| private void renderPrintoutFirstPersonCentre( float pitch, float equipProgress, float swingProgress, ItemStack stack ) | ||
| { | ||
| ItemRenderer itemRenderer = Minecraft.getMinecraft().getItemRenderer(); | ||
|
|
||
| // Setup the appropriate transformations. This is just copied from the | ||
| // corresponding method in ItemRenderer. | ||
| float swingRt = MathHelper.sqrt( swingProgress ); | ||
| float tX = -0.2f * MathHelper.sin( swingProgress * (float) Math.PI ); | ||
| float tZ = -0.4f * MathHelper.sin( swingRt * (float) Math.PI ); | ||
| GlStateManager.translate( 0f, -tX / 2f, tZ ); | ||
| float pitchAngle = itemRenderer.getMapAngleFromPitch( pitch ); | ||
| GlStateManager.translate( 0f, 0.04f + equipProgress * -1.2f + pitchAngle * -0.5f, -0.72f ); | ||
| GlStateManager.rotate( pitchAngle * -85f, 1f, 0f, 0f ); | ||
| itemRenderer.renderArms(); | ||
| float rX = MathHelper.sin( swingRt * (float) Math.PI ); | ||
| GlStateManager.rotate( rX * 20f, 1f, 0f, 0f ); | ||
| GlStateManager.scale( 2f, 2f, 2f ); | ||
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| renderPrintoutFirstPerson( stack ); | ||
| } | ||
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| private static void renderPrintoutFirstPerson( ItemStack stack ) | ||
| { | ||
| // Setup various transformations. Note that these are partially adapated from the corresponding method | ||
| // in ItemRenderer.renderMapFirstPerson | ||
| GlStateManager.disableLighting(); | ||
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| GlStateManager.rotate( 180f, 0f, 1f, 0f ); | ||
| GlStateManager.rotate( 180f, 0f, 0f, 1f ); | ||
| GlStateManager.scale( 0.38f, 0.38f, 0.38f ); | ||
| GlStateManager.translate( -0.5f, -0.5f, 0.0f ); | ||
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| drawPrintout( stack ); | ||
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| GlStateManager.enableLighting(); | ||
| } | ||
|
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| @SubscribeEvent | ||
| public void onRenderInFrame( RenderItemInFrameEvent event ) | ||
| { | ||
| ItemStack stack = event.getItem(); | ||
| if( stack.getItem() != ComputerCraft.Items.printout ) return; | ||
|
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| // We only allow single pages to be viewed in-hand for now | ||
| if( ItemPrintout.getType( stack ) != ItemPrintout.Type.Single ) return; | ||
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| event.setCanceled( true ); | ||
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| GlStateManager.disableLighting(); | ||
|
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| // Move a little bit forward to ensure we're not clipping with the frame | ||
| GlStateManager.translate( 0.0f, 0.0f, -0.001f ); | ||
| GlStateManager.rotate( 180f, 0f, 0f, 1f ); | ||
| GlStateManager.translate( -0.5f, -0.5f, 0.0f ); | ||
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| drawPrintout( stack ); | ||
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| GlStateManager.enableLighting(); | ||
| } | ||
|
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| private static void drawPrintout( ItemStack stack ) | ||
| { | ||
| int xMargin = 13; | ||
| int yMargin = 11; | ||
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| int width = LINE_MAX_LENGTH * FONT_WIDTH + xMargin * 2; | ||
| int height = LINES_PER_PAGE * FONT_HEIGHT + yMargin * 2; | ||
| int max = Math.max( height, width ); | ||
|
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| // Scale the printout to fit correctly. | ||
| double scale = 1.0 / max; | ||
| GlStateManager.scale( scale, scale, scale ); | ||
| GlStateManager.translate( (max - width) / 2.0f, (max - height) / 2.0f, 0.0f ); | ||
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| drawBackground( 0, 0, 0.01 ); | ||
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| FixedWidthFontRenderer fontRenderer = (FixedWidthFontRenderer) ComputerCraft.getFixedWidthFontRenderer(); | ||
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| String[] text = ItemPrintout.getText( stack ); | ||
| String[] colours = ItemPrintout.getColours( stack ); | ||
| for( int line = 0; line < LINES_PER_PAGE && line < text.length; ++line ) | ||
| { | ||
| fontRenderer.drawString( new TextBuffer( text[ line ] ), xMargin, yMargin + line * FONT_HEIGHT, new TextBuffer( colours[ line ] ), null, 0, 0, false, Palette.DEFAULT ); | ||
| } | ||
| } | ||
|
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| private static void drawBackground( double x, double y, double z ) | ||
| { | ||
| Minecraft mc = Minecraft.getMinecraft(); | ||
| mc.getTextureManager().bindTexture( GuiPrintout.BACKGROUND ); | ||
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| Tessellator tessellator = Tessellator.getInstance(); | ||
| BufferBuilder buffer = tessellator.getBuffer(); | ||
| buffer.begin( GL11.GL_QUADS, DefaultVertexFormats.POSITION_TEX ); | ||
| buffer.pos( x, y + GuiPrintout.Y_SIZE, z ).tex( 24 / 256.0, GuiPrintout.Y_SIZE / 256.0 ).endVertex(); | ||
| buffer.pos( x + GuiPrintout.X_SIZE, y + GuiPrintout.Y_SIZE, z ).tex( (24 + GuiPrintout.X_SIZE) / 256.0, GuiPrintout.Y_SIZE / 256.0 ).endVertex(); | ||
| buffer.pos( x + GuiPrintout.X_SIZE, y, z ).tex( (24 + GuiPrintout.X_SIZE) / 256.0, 0 ).endVertex(); | ||
| buffer.pos( x, y, z ).tex( 24 / 256.0, 0 ).endVertex(); | ||
| tessellator.draw(); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,7 +1,7 @@ | ||
| # RecordMedia (and related methods) | ||
| public net.minecraft.item.ItemRecord field_185076_b # sound | ||
| public net.minecraft.item.ItemRecord field_185077_c # displayName | ||
| # ItemPocketRenderer | ||
| # ItemPocketRenderer/ItemPrintoutRenderer | ||
| public net.minecraft.client.renderer.ItemRenderer func_187466_c()V # renderArms | ||
| public net.minecraft.client.renderer.ItemRenderer func_178100_c(F)F # getMapAngleFromPitch | ||
| public net.minecraft.client.renderer.ItemRenderer func_187456_a(FFLnet/minecraft/util/EnumHandSide;)V # renderArmFirstPerson |