mirror of
https://github.com/Jozufozu/Flywheel.git
synced 2024-11-10 20:45:59 +01:00
We have planes at home
- Don't use FrustumIntersection as intermediary for writing planes in indirect rendering. - Move all computation and writing to FlwUtil. - Remove corresponding methods from JOML class.
This commit is contained in:
Jozufozu
parent
a526a48d23
commit
ba69b893c8
@ -9,6 +9,7 @@ import com.jozufozu.flywheel.backend.instancing.InstancedRenderDispatcher;
|
||||
import com.jozufozu.flywheel.core.Components;
|
||||
import com.jozufozu.flywheel.core.RenderContext;
|
||||
import com.jozufozu.flywheel.event.BeginFrameEvent;
|
||||
import com.jozufozu.flywheel.util.FlwUtil;
|
||||
import com.jozufozu.flywheel.util.MatrixUtil;
|
||||
import com.mojang.blaze3d.systems.RenderSystem;
|
||||
|
||||
@ -128,9 +129,10 @@ public class FlwShaderUniforms implements ShaderUniforms {
|
||||
return;
|
||||
}
|
||||
|
||||
var shiftedCuller = RenderContext.createCuller(context.viewProjection(), -camX, -camY, -camZ);
|
||||
var projection = MatrixUtil.toJoml(context.viewProjection());
|
||||
projection.translate(-camX, -camY, -camZ);
|
||||
|
||||
shiftedCuller.getJozuPackedPlanes(ptr + 128);
|
||||
FlwUtil.writePackedFrustumPlanes(ptr + 128, projection);
|
||||
|
||||
FRUSTUM_CAPTURE = false;
|
||||
}
|
||||
|
||||
@ -6,6 +6,10 @@ import java.util.Set;
|
||||
import java.util.WeakHashMap;
|
||||
import java.util.stream.Stream;
|
||||
|
||||
import org.lwjgl.system.MemoryUtil;
|
||||
|
||||
import com.jozufozu.flywheel.util.joml.Math;
|
||||
import com.jozufozu.flywheel.util.joml.Matrix4f;
|
||||
import com.mojang.blaze3d.vertex.PoseStack;
|
||||
|
||||
public class FlwUtil {
|
||||
@ -74,4 +78,118 @@ public class FlwUtil {
|
||||
public static <T> Set<T> createWeakHashSet() {
|
||||
return Collections.newSetFromMap(new WeakHashMap<>());
|
||||
}
|
||||
|
||||
/**
|
||||
* Writes the frustum planes of the given projection matrix to the given buffer.<p>
|
||||
* Uses a different format that is friendly towards an optimized instruction-parallel
|
||||
* implementation of sphere-frustum intersection.<p>
|
||||
* The format is as follows:<p>
|
||||
* {@code vec4(nxX, pxX, nyX, pyX)}<br>
|
||||
* {@code vec4(nxY, pxY, nyY, pyY)}<br>
|
||||
* {@code vec4(nxZ, pxZ, nyZ, pyZ)}<br>
|
||||
* {@code vec4(nxW, pxW, nyW, pyW)}<br>
|
||||
* {@code vec2(nzX, pzX)}<br>
|
||||
* {@code vec2(nzY, pzY)}<br>
|
||||
* {@code vec2(nzZ, pzZ)}<br>
|
||||
* {@code vec2(nzW, pzW)}<br>
|
||||
* <p>
|
||||
* Writes 96 bytes to the buffer.
|
||||
*
|
||||
* @param ptr The buffer to write the planes to.
|
||||
* @param m The projection matrix to compute the frustum planes for.
|
||||
*/
|
||||
public static void writePackedFrustumPlanes(long ptr, Matrix4f m) {
|
||||
float nxX, nxY, nxZ, nxW;
|
||||
float pxX, pxY, pxZ, pxW;
|
||||
float nyX, nyY, nyZ, nyW;
|
||||
float pyX, pyY, pyZ, pyW;
|
||||
float nzX, nzY, nzZ, nzW;
|
||||
float pzX, pzY, pzZ, pzW;
|
||||
|
||||
float invl;
|
||||
nxX = m.m03() + m.m00();
|
||||
nxY = m.m13() + m.m10();
|
||||
nxZ = m.m23() + m.m20();
|
||||
nxW = m.m33() + m.m30();
|
||||
invl = Math.invsqrt(nxX * nxX + nxY * nxY + nxZ * nxZ);
|
||||
nxX *= invl;
|
||||
nxY *= invl;
|
||||
nxZ *= invl;
|
||||
nxW *= invl;
|
||||
|
||||
pxX = m.m03() - m.m00();
|
||||
pxY = m.m13() - m.m10();
|
||||
pxZ = m.m23() - m.m20();
|
||||
pxW = m.m33() - m.m30();
|
||||
invl = Math.invsqrt(pxX * pxX + pxY * pxY + pxZ * pxZ);
|
||||
pxX *= invl;
|
||||
pxY *= invl;
|
||||
pxZ *= invl;
|
||||
pxW *= invl;
|
||||
|
||||
nyX = m.m03() + m.m01();
|
||||
nyY = m.m13() + m.m11();
|
||||
nyZ = m.m23() + m.m21();
|
||||
nyW = m.m33() + m.m31();
|
||||
invl = Math.invsqrt(nyX * nyX + nyY * nyY + nyZ * nyZ);
|
||||
nyX *= invl;
|
||||
nyY *= invl;
|
||||
nyZ *= invl;
|
||||
nyW *= invl;
|
||||
|
||||
pyX = m.m03() - m.m01();
|
||||
pyY = m.m13() - m.m11();
|
||||
pyZ = m.m23() - m.m21();
|
||||
pyW = m.m33() - m.m31();
|
||||
invl = Math.invsqrt(pyX * pyX + pyY * pyY + pyZ * pyZ);
|
||||
pyX *= invl;
|
||||
pyY *= invl;
|
||||
pyZ *= invl;
|
||||
pyW *= invl;
|
||||
|
||||
nzX = m.m03() + m.m02();
|
||||
nzY = m.m13() + m.m12();
|
||||
nzZ = m.m23() + m.m22();
|
||||
nzW = m.m33() + m.m32();
|
||||
invl = Math.invsqrt(nzX * nzX + nzY * nzY + nzZ * nzZ);
|
||||
nzX *= invl;
|
||||
nzY *= invl;
|
||||
nzZ *= invl;
|
||||
nzW *= invl;
|
||||
|
||||
pzX = m.m03() - m.m02();
|
||||
pzY = m.m13() - m.m12();
|
||||
pzZ = m.m23() - m.m22();
|
||||
pzW = m.m33() - m.m32();
|
||||
invl = Math.invsqrt(pzX * pzX + pzY * pzY + pzZ * pzZ);
|
||||
pzX *= invl;
|
||||
pzY *= invl;
|
||||
pzZ *= invl;
|
||||
pzW *= invl;
|
||||
|
||||
MemoryUtil.memPutFloat(ptr, nxX);
|
||||
MemoryUtil.memPutFloat(ptr + 4, pxX);
|
||||
MemoryUtil.memPutFloat(ptr + 8, nyX);
|
||||
MemoryUtil.memPutFloat(ptr + 12, pyX);
|
||||
MemoryUtil.memPutFloat(ptr + 16, nxY);
|
||||
MemoryUtil.memPutFloat(ptr + 20, pxY);
|
||||
MemoryUtil.memPutFloat(ptr + 24, nyY);
|
||||
MemoryUtil.memPutFloat(ptr + 28, pyY);
|
||||
MemoryUtil.memPutFloat(ptr + 32, nxZ);
|
||||
MemoryUtil.memPutFloat(ptr + 36, pxZ);
|
||||
MemoryUtil.memPutFloat(ptr + 40, nyZ);
|
||||
MemoryUtil.memPutFloat(ptr + 44, pyZ);
|
||||
MemoryUtil.memPutFloat(ptr + 48, nxW);
|
||||
MemoryUtil.memPutFloat(ptr + 52, pxW);
|
||||
MemoryUtil.memPutFloat(ptr + 56, nyW);
|
||||
MemoryUtil.memPutFloat(ptr + 60, pyW);
|
||||
MemoryUtil.memPutFloat(ptr + 64, nzX);
|
||||
MemoryUtil.memPutFloat(ptr + 68, pzX);
|
||||
MemoryUtil.memPutFloat(ptr + 72, nzY);
|
||||
MemoryUtil.memPutFloat(ptr + 76, pzY);
|
||||
MemoryUtil.memPutFloat(ptr + 80, nzZ);
|
||||
MemoryUtil.memPutFloat(ptr + 84, pzZ);
|
||||
MemoryUtil.memPutFloat(ptr + 88, nzW);
|
||||
MemoryUtil.memPutFloat(ptr + 92, pzW);
|
||||
}
|
||||
}
|
||||
|
||||
@ -989,58 +989,4 @@ public class FrustumIntersection {
|
||||
|
||||
return result.div(f);
|
||||
}
|
||||
|
||||
/**
|
||||
* Writes the planes of this frustum to the given buffer.<p>
|
||||
* Uses a different format that is friendly towards an optimized instruction-parallel
|
||||
* implementation of sphere-frustum intersection.<p>
|
||||
* The format is as follows:<p>
|
||||
* {@code vec4(nxX, pxX, nyX, pyX)}<br>
|
||||
* {@code vec4(nxY, pxY, nyY, pyY)}<br>
|
||||
* {@code vec4(nxZ, pxZ, nyZ, pyZ)}<br>
|
||||
* {@code vec4(nxW, pxW, nyW, pyW)}<br>
|
||||
* {@code vec2(nzX, pzX)}<br>
|
||||
* {@code vec2(nzY, pzY)}<br>
|
||||
* {@code vec2(nzZ, pzZ)}<br>
|
||||
* {@code vec2(nzW, pzW)}<br>
|
||||
*
|
||||
* @param addr The buffer to write the planes to.
|
||||
*/
|
||||
public void getJozuPackedPlanes(long addr) {
|
||||
MemoryUtil.memPutFloat(addr, nxX);
|
||||
MemoryUtil.memPutFloat(addr + 4, pxX);
|
||||
MemoryUtil.memPutFloat(addr + 8, nyX);
|
||||
MemoryUtil.memPutFloat(addr + 12, pyX);
|
||||
MemoryUtil.memPutFloat(addr + 16, nxY);
|
||||
MemoryUtil.memPutFloat(addr + 20, pxY);
|
||||
MemoryUtil.memPutFloat(addr + 24, nyY);
|
||||
MemoryUtil.memPutFloat(addr + 28, pyY);
|
||||
MemoryUtil.memPutFloat(addr + 32, nxZ);
|
||||
MemoryUtil.memPutFloat(addr + 36, pxZ);
|
||||
MemoryUtil.memPutFloat(addr + 40, nyZ);
|
||||
MemoryUtil.memPutFloat(addr + 44, pyZ);
|
||||
MemoryUtil.memPutFloat(addr + 48, nxW);
|
||||
MemoryUtil.memPutFloat(addr + 52, pxW);
|
||||
MemoryUtil.memPutFloat(addr + 56, nyW);
|
||||
MemoryUtil.memPutFloat(addr + 60, pyW);
|
||||
MemoryUtil.memPutFloat(addr + 64, nzX);
|
||||
MemoryUtil.memPutFloat(addr + 68, pzX);
|
||||
MemoryUtil.memPutFloat(addr + 72, nzY);
|
||||
MemoryUtil.memPutFloat(addr + 76, pzY);
|
||||
MemoryUtil.memPutFloat(addr + 80, nzZ);
|
||||
MemoryUtil.memPutFloat(addr + 84, pzZ);
|
||||
MemoryUtil.memPutFloat(addr + 88, nzW);
|
||||
MemoryUtil.memPutFloat(addr + 92, pzW);
|
||||
}
|
||||
|
||||
public void getPlanes(ByteBuffer buffer) {
|
||||
long addr = MemoryUtil.memAddress(buffer);
|
||||
|
||||
planes[0].getToAddress(addr);
|
||||
planes[1].getToAddress(addr + 16);
|
||||
planes[2].getToAddress(addr + 32);
|
||||
planes[3].getToAddress(addr + 48);
|
||||
planes[4].getToAddress(addr + 64);
|
||||
planes[5].getToAddress(addr + 80);
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user