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GL shader version, closes #265

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This commit is contained in:
Emux 2016-12-06 20:46:39 +02:00
parent 3a191fb513
commit 591ae03667
1 changed files with 38 additions and 3 deletions
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41
vtm/src/org/oscim/renderer/GLShader.java
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@ -1,3 +1,20 @@
/*
* Copyright 2013 Hannes Janetzek
* Copyright 2016 devemux86
*
* This file is part of the OpenScienceMap project (http://www.opensciencemap.org).
*
* This program is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.oscim.renderer;
import org.oscim.backend.AssetAdapter;
@ -16,12 +33,20 @@ public abstract class GLShader {
public int program;
protected boolean create(String vertexSource, String fragmentSource) {
program = createProgram(vertexSource, fragmentSource);
return createVersioned(vertexSource, fragmentSource, null);
}
protected boolean createVersioned(String vertexSource, String fragmentSource, String version) {
program = createProgramVersioned(vertexSource, fragmentSource, version);
return program != 0;
}
protected boolean create(String fileName) {
program = loadShader(fileName);
return createVersioned(fileName, null);
}
protected boolean createVersioned(String fileName, String version) {
program = loadShaderVersioned(fileName, version);
return program != 0;
}
@ -44,6 +69,10 @@ public abstract class GLShader {
}
public static int loadShader(String file) {
return loadShaderVersioned(file, null);
}
public static int loadShaderVersioned(String file, String version) {
String path = "shaders/" + file + ".glsl";
String vs = AssetAdapter.readTextFile(path);
@ -58,7 +87,7 @@ public abstract class GLShader {
String fs = vs.substring(fsStart + 2);
vs = vs.substring(0, fsStart);
int shader = createProgram(vs, fs);
int shader = createProgramVersioned(vs, fs, version);
if (shader == 0) {
System.out.println(vs + " \n\n" + fs);
}
@ -86,7 +115,13 @@ public abstract class GLShader {
}
public static int createProgram(String vertexSource, String fragmentSource) {
return createProgramVersioned(vertexSource, fragmentSource, null);
}
public static int createProgramVersioned(String vertexSource, String fragmentSource, String version) {
String defs = "";
if (version != null)
defs += "#version " + version + "\n";
if (GLAdapter.GDX_DESKTOP_QUIRKS)
defs += "#define DESKTOP_QUIRKS 1\n";
else