1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
|
package moe.nea.firmament.util.render
import com.mojang.blaze3d.systems.RenderSystem
import io.github.notenoughupdates.moulconfig.platform.next
import java.lang.Math.pow
import org.joml.Matrix4f
import org.joml.Vector3f
import util.render.CustomRenderLayers
import net.minecraft.client.render.Camera
import net.minecraft.client.render.RenderLayer
import net.minecraft.client.render.RenderTickCounter
import net.minecraft.client.render.VertexConsumer
import net.minecraft.client.render.VertexConsumerProvider
import net.minecraft.client.render.VertexFormats
import net.minecraft.client.texture.Sprite
import net.minecraft.client.util.math.MatrixStack
import net.minecraft.text.Text
import net.minecraft.util.Identifier
import net.minecraft.util.math.BlockPos
import net.minecraft.util.math.Vec3d
import moe.nea.firmament.events.WorldRenderLastEvent
import moe.nea.firmament.util.FirmFormatters
import moe.nea.firmament.util.MC
@RenderContextDSL
class RenderInWorldContext private constructor(
val matrixStack: MatrixStack,
private val camera: Camera,
private val tickCounter: RenderTickCounter,
val vertexConsumers: VertexConsumerProvider.Immediate,
) {
@Deprecated("stateful color management is no longer a thing")
fun color(color: me.shedaniel.math.Color) {
color(color.red / 255F, color.green / 255f, color.blue / 255f, color.alpha / 255f)
}
@Deprecated("stateful color management is no longer a thing")
fun color(red: Float, green: Float, blue: Float, alpha: Float) {
RenderSystem.setShaderColor(red, green, blue, alpha)
}
fun block(blockPos: BlockPos, color: Int) {
matrixStack.push()
matrixStack.translate(blockPos.x.toFloat(), blockPos.y.toFloat(), blockPos.z.toFloat())
buildCube(matrixStack.peek().positionMatrix, vertexConsumers.getBuffer(CustomRenderLayers.COLORED_QUADS), color)
matrixStack.pop()
}
enum class VerticalAlign {
TOP, BOTTOM, CENTER;
fun align(index: Int, count: Int): Float {
return when (this) {
CENTER -> (index - count / 2F) * (1 + MC.font.fontHeight.toFloat())
BOTTOM -> (index - count) * (1 + MC.font.fontHeight.toFloat())
TOP -> (index) * (1 + MC.font.fontHeight.toFloat())
}
}
}
fun waypoint(position: BlockPos, vararg label: Text) {
text(
position.toCenterPos(),
*label,
Text.literal("§e${FirmFormatters.formatDistance(MC.player?.pos?.distanceTo(position.toCenterPos()) ?: 42069.0)}"),
background = 0xAA202020.toInt()
)
}
fun withFacingThePlayer(position: Vec3d, block: FacingThePlayerContext.() -> Unit) {
matrixStack.push()
matrixStack.translate(position.x, position.y, position.z)
val actualCameraDistance = position.distanceTo(camera.pos)
val distanceToMoveTowardsCamera = if (actualCameraDistance < 10) 0.0 else -(actualCameraDistance - 10.0)
val vec = position.subtract(camera.pos).multiply(distanceToMoveTowardsCamera / actualCameraDistance)
matrixStack.translate(vec.x, vec.y, vec.z)
matrixStack.multiply(camera.rotation)
matrixStack.scale(0.025F, -0.025F, 1F)
FacingThePlayerContext(this).run(block)
matrixStack.pop()
vertexConsumers.drawCurrentLayer()
}
fun sprite(position: Vec3d, sprite: Sprite, width: Int, height: Int) {
texture(
position, sprite.atlasId, width, height, sprite.minU, sprite.minV, sprite.maxU, sprite.maxV
)
}
fun texture(
position: Vec3d, texture: Identifier, width: Int, height: Int,
u1: Float, v1: Float,
u2: Float, v2: Float,
) {
withFacingThePlayer(position) {
texture(texture, width, height, u1, v1, u2, v2)
}
}
fun text(
position: Vec3d,
vararg texts: Text,
verticalAlign: VerticalAlign = VerticalAlign.CENTER,
background: Int = 0x70808080
) {
withFacingThePlayer(position) {
text(*texts, verticalAlign = verticalAlign, background = background)
}
}
fun tinyBlock(vec3d: Vec3d, size: Float, color: Int) {
matrixStack.push()
matrixStack.translate(vec3d.x, vec3d.y, vec3d.z)
matrixStack.scale(size, size, size)
matrixStack.translate(-.5, -.5, -.5)
buildCube(matrixStack.peek().positionMatrix, vertexConsumers.getBuffer(CustomRenderLayers.COLORED_QUADS), color)
matrixStack.pop()
vertexConsumers.draw()
}
fun wireframeCube(blockPos: BlockPos, lineWidth: Float = 10F) {
val buf = vertexConsumers.getBuffer(RenderLayer.LINES)
matrixStack.push()
// TODO: this does not render through blocks (or water layers) anymore
RenderSystem.lineWidth(lineWidth / pow(camera.pos.squaredDistanceTo(blockPos.toCenterPos()), 0.25).toFloat())
matrixStack.translate(blockPos.x.toFloat(), blockPos.y.toFloat(), blockPos.z.toFloat())
buildWireFrameCube(matrixStack.peek(), buf)
matrixStack.pop()
vertexConsumers.draw()
}
fun line(vararg points: Vec3d, lineWidth: Float = 10F) {
line(points.toList(), lineWidth)
}
fun tracer(toWhere: Vec3d, lineWidth: Float = 3f) {
val cameraForward = Vector3f(0f, 0f, -1f).rotate(camera.rotation)
line(camera.pos.add(Vec3d(cameraForward)), toWhere, lineWidth = lineWidth)
}
fun line(points: List<Vec3d>, lineWidth: Float = 10F) {
RenderSystem.lineWidth(lineWidth)
val buffer = vertexConsumers.getBuffer(CustomRenderLayers.LINES)
val matrix = matrixStack.peek()
var lastNormal: Vector3f? = null
points.zipWithNext().forEach { (a, b) ->
val normal = Vector3f(b.x.toFloat(), b.y.toFloat(), b.z.toFloat())
.sub(a.x.toFloat(), a.y.toFloat(), a.z.toFloat())
.normalize()
val lastNormal0 = lastNormal ?: normal
lastNormal = normal
buffer.vertex(matrix.positionMatrix, a.x.toFloat(), a.y.toFloat(), a.z.toFloat())
.color(-1)
.normal(matrix, lastNormal0.x, lastNormal0.y, lastNormal0.z)
.next()
buffer.vertex(matrix.positionMatrix, b.x.toFloat(), b.y.toFloat(), b.z.toFloat())
.color(-1)
.normal(matrix, normal.x, normal.y, normal.z)
.next()
}
}
// TODO: put the favourite icons in front of items again
companion object {
private fun doLine(
matrix: MatrixStack.Entry,
buf: VertexConsumer,
i: Float,
j: Float,
k: Float,
x: Float,
y: Float,
z: Float
) {
val normal = Vector3f(x, y, z)
.sub(i, j, k)
.normalize()
buf.vertex(matrix.positionMatrix, i, j, k)
.normal(matrix, normal.x, normal.y, normal.z)
.color(-1)
.next()
buf.vertex(matrix.positionMatrix, x, y, z)
.normal(matrix, normal.x, normal.y, normal.z)
.color(-1)
.next()
}
private fun buildWireFrameCube(matrix: MatrixStack.Entry, buf: VertexConsumer) {
for (i in 0..1) {
for (j in 0..1) {
val i = i.toFloat()
val j = j.toFloat()
doLine(matrix, buf, 0F, i, j, 1F, i, j)
doLine(matrix, buf, i, 0F, j, i, 1F, j)
doLine(matrix, buf, i, j, 0F, i, j, 1F)
}
}
}
private fun buildCube(matrix: Matrix4f, buf: VertexConsumer, color: Int) {
// Y-
buf.vertex(matrix, 0F, 0F, 0F).color(color)
buf.vertex(matrix, 0F, 0F, 1F).color(color)
buf.vertex(matrix, 1F, 0F, 1F).color(color)
buf.vertex(matrix, 1F, 0F, 0F).color(color)
// Y+
buf.vertex(matrix, 0F, 1F, 0F).color(color)
buf.vertex(matrix, 1F, 1F, 0F).color(color)
buf.vertex(matrix, 1F, 1F, 1F).color(color)
buf.vertex(matrix, 0F, 1F, 1F).color(color)
// X-
buf.vertex(matrix, 0F, 0F, 0F).color(color)
buf.vertex(matrix, 0F, 0F, 1F).color(color)
buf.vertex(matrix, 0F, 1F, 1F).color(color)
buf.vertex(matrix, 0F, 1F, 0F).color(color)
// X+
buf.vertex(matrix, 1F, 0F, 0F).color(color)
buf.vertex(matrix, 1F, 1F, 0F).color(color)
buf.vertex(matrix, 1F, 1F, 1F).color(color)
buf.vertex(matrix, 1F, 0F, 1F).color(color)
// Z-
buf.vertex(matrix, 0F, 0F, 0F).color(color)
buf.vertex(matrix, 1F, 0F, 0F).color(color)
buf.vertex(matrix, 1F, 1F, 0F).color(color)
buf.vertex(matrix, 0F, 1F, 0F).color(color)
// Z+
buf.vertex(matrix, 0F, 0F, 1F).color(color)
buf.vertex(matrix, 0F, 1F, 1F).color(color)
buf.vertex(matrix, 1F, 1F, 1F).color(color)
buf.vertex(matrix, 1F, 0F, 1F).color(color)
}
fun renderInWorld(event: WorldRenderLastEvent, block: RenderInWorldContext. () -> Unit) {
// TODO: there should be *no more global state*. the only thing we should be doing is render layers. that includes settings like culling, blending, shader color, and depth testing
// For now i will let these functions remain, but this needs to go before i do a full (non-beta) release
// RenderSystem.disableDepthTest()
// RenderSystem.enableBlend()
// RenderSystem.defaultBlendFunc()
// RenderSystem.disableCull()
event.matrices.push()
event.matrices.translate(-event.camera.pos.x, -event.camera.pos.y, -event.camera.pos.z)
val ctx = RenderInWorldContext(
event.matrices,
event.camera,
event.tickCounter,
event.vertexConsumers
)
block(ctx)
event.matrices.pop()
event.vertexConsumers.draw()
RenderSystem.setShaderColor(1F, 1F, 1F, 1F)
}
}
}
|
