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Swapped GL 4.3 direct state accesses with GL 3.1 core features

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This commit is contained in:
mcrcortex
2022-04-13 23:24:36 +10:00
parent 351decad34
commit c19e2613b4
1 changed files with 7 additions and 6 deletions
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src/main/java/com/seibel/lod/core/objects/opengl/QuadIBO.java
+7 -6
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@@ -3,8 +3,8 @@ package com.seibel.lod.core.objects.opengl;
import org.lwjgl.system.MemoryUtil;
import static org.lwjgl.opengl.GL11C.GL_UNSIGNED_INT;
import static org.lwjgl.opengl.GL15.GL_STATIC_DRAW;
import static org.lwjgl.opengl.GL45.*;
import static org.lwjgl.opengl.GL15.*;
import static org.lwjgl.opengl.GL31.GL_COPY_WRITE_BUFFER;
public class QuadIBO {
//Datatype of the stored indices (can be GL_UNSIGNED_INT, GL_UNSIGNED_SHORT, GL_UNSIGNED_BYTE)
@@ -18,7 +18,7 @@ public class QuadIBO {
public static QuadIBO GLOBAL = new QuadIBO();
public QuadIBO() {
id = glCreateBuffers();
id = glGenBuffers();
}
public void resize(int cap) {
@@ -35,10 +35,11 @@ public class QuadIBO {
type = GL_UNSIGNED_INT;
int DT_SIZE = 4;//Datatype size (int: 4, short: 2, byte: 1)
glBindBuffer(GL_COPY_WRITE_BUFFER, id);
//Resize the buffer
glNamedBufferData(id, (long) DT_SIZE * 6 * cap, GL_STATIC_DRAW);// 4L is datatype
glBufferData(GL_COPY_WRITE_BUFFER, (long) DT_SIZE * 6 * cap, GL_STATIC_DRAW);// 4L is datatype
//Map and write the index data to the buffer
long ptr = nglMapNamedBuffer(id, GL_WRITE_ONLY);
long ptr = nglMapBuffer(GL_COPY_WRITE_BUFFER, GL_WRITE_ONLY);
for (int base = 0; base < cap; base++) {
//Write index's
MemoryUtil.memPutInt(ptr+(base*6*DT_SIZE+DT_SIZE*0),(int)(base*4 + 0));
@@ -48,7 +49,7 @@ public class QuadIBO {
MemoryUtil.memPutInt(ptr+(base*6*DT_SIZE+DT_SIZE*4),(int)(base*4 + 3));
MemoryUtil.memPutInt(ptr+(base*6*DT_SIZE+DT_SIZE*5),(int)(base*4 + 0));
}
glUnmapNamedBuffer(id);
glUnmapBuffer(GL_COPY_WRITE_BUFFER);
}
public void bind(int capacity) {