94 lines
3.0 KiB
Java
94 lines
3.0 KiB
Java
package com.mojang.blaze3d.shaders;
|
|
|
|
import com.google.common.collect.Maps;
|
|
import java.util.Map;
|
|
import org.apache.commons.lang3.StringUtils;
|
|
import java.io.IOException;
|
|
import com.mojang.blaze3d.platform.TextureUtil;
|
|
import java.io.InputStream;
|
|
import com.mojang.blaze3d.platform.GlStateManager;
|
|
import com.mojang.blaze3d.systems.RenderSystem;
|
|
|
|
public class Program {
|
|
private final Type type;
|
|
private final String name;
|
|
private final int id;
|
|
private int references;
|
|
|
|
private Program(final Type a, final int integer, final String string) {
|
|
this.type = a;
|
|
this.id = integer;
|
|
this.name = string;
|
|
}
|
|
|
|
public void attachToEffect(final Effect dhc) {
|
|
RenderSystem.assertThread(RenderSystem::isOnRenderThread);
|
|
++this.references;
|
|
GlStateManager.glAttachShader(dhc.getId(), this.id);
|
|
}
|
|
|
|
public void close() {
|
|
RenderSystem.assertThread(RenderSystem::isOnRenderThread);
|
|
--this.references;
|
|
if (this.references <= 0) {
|
|
GlStateManager.glDeleteShader(this.id);
|
|
this.type.getPrograms().remove(this.name);
|
|
}
|
|
}
|
|
|
|
public String getName() {
|
|
return this.name;
|
|
}
|
|
|
|
public static Program compileShader(final Type a, final String string, final InputStream inputStream) throws IOException {
|
|
RenderSystem.assertThread(RenderSystem::isOnRenderThread);
|
|
final String string2 = TextureUtil.readResourceAsString(inputStream);
|
|
if (string2 == null) {
|
|
throw new IOException("Could not load program " + a.getName());
|
|
}
|
|
final int integer5 = GlStateManager.glCreateShader(a.getGlType());
|
|
GlStateManager.glShaderSource(integer5, string2);
|
|
GlStateManager.glCompileShader(integer5);
|
|
if (GlStateManager.glGetShaderi(integer5, 35713) == 0) {
|
|
final String string3 = StringUtils.trim(GlStateManager.glGetShaderInfoLog(integer5, 32768));
|
|
throw new IOException("Couldn't compile " + a.getName() + " program: " + string3);
|
|
}
|
|
final Program dhd6 = new Program(a, integer5, string);
|
|
a.getPrograms().put(string, dhd6);
|
|
return dhd6;
|
|
}
|
|
|
|
public enum Type {
|
|
VERTEX("vertex", ".vsh", 35633),
|
|
FRAGMENT("fragment", ".fsh", 35632);
|
|
|
|
private final String name;
|
|
private final String extension;
|
|
private final int glType;
|
|
private final Map<String, Program> programs;
|
|
|
|
private Type(final String string3, final String string4, final int integer5) {
|
|
this.programs = Maps.newHashMap();
|
|
this.name = string3;
|
|
this.extension = string4;
|
|
this.glType = integer5;
|
|
}
|
|
|
|
public String getName() {
|
|
return this.name;
|
|
}
|
|
|
|
public String getExtension() {
|
|
return this.extension;
|
|
}
|
|
|
|
private int getGlType() {
|
|
return this.glType;
|
|
}
|
|
|
|
public Map<String, Program> getPrograms() {
|
|
return this.programs;
|
|
}
|
|
}
|
|
}
|