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remove obsolete shader GlUtils functions

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This commit is contained in:
Hannes Janetzek 2014-03-20 15:17:58 +01:00
parent c6f44e7bbf
commit afea93be73
1 changed files with 0 additions and 82 deletions
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82
vtm/src/org/oscim/renderer/GLUtils.java
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@ -142,88 +142,6 @@ public class GLUtils {
GL20.GL_REPEAT);
}
/**
* @param shaderType
* shader type
* @param source
* shader code
* @return gl identifier
*/
public static int loadShader(int shaderType, String source) {
if (GLAdapter.GDX_DESKTOP_QUIRKS) {
// Strip precision modifer
int start = source.indexOf("precision");
if (start >= 0) {
int end = source.indexOf(';', start) + 1;
if (start > 0)
source = source.substring(0, start) + source.substring(end);
else
source = source.substring(end);
}
}
int shader = GL.glCreateShader(shaderType);
if (shader != 0) {
GL.glShaderSource(shader, source);
GL.glCompileShader(shader);
IntBuffer compiled = MapRenderer.getIntBuffer(1);
GL.glGetShaderiv(shader, GL20.GL_COMPILE_STATUS, compiled);
compiled.position(0);
if (compiled.get() == 0) {
log.error("Could not compile shader " + shaderType + ":");
log.error(GL.glGetShaderInfoLog(shader));
GL.glDeleteShader(shader);
shader = 0;
}
}
return shader;
}
/**
* @param vertexSource
* ...
* @param fragmentSource
* ...
* @return gl identifier
*/
public static int createProgram(String vertexSource, String fragmentSource) {
int vertexShader = loadShader(GL20.GL_VERTEX_SHADER, vertexSource);
if (vertexShader == 0) {
return 0;
}
int pixelShader = loadShader(GL20.GL_FRAGMENT_SHADER, fragmentSource);
if (pixelShader == 0) {
return 0;
}
int program = GL.glCreateProgram();
if (program != 0) {
checkGlError("glCreateProgram");
GL.glAttachShader(program, vertexShader);
checkGlError("glAttachShader");
GL.glAttachShader(program, pixelShader);
checkGlError("glAttachShader");
GL.glLinkProgram(program);
IntBuffer linkStatus = MapRenderer.getIntBuffer(1);
GL.glGetProgramiv(program, GL20.GL_LINK_STATUS, linkStatus);
linkStatus.position(0);
if (linkStatus.get() != GL20.GL_TRUE) {
log.error("Could not link program: ");
log.error(GL.glGetProgramInfoLog(program));
GL.glDeleteProgram(program);
program = 0;
}
}
return program;
}
/**
* @param op
* ...
*/
public static void checkGlError(String op) {
//GL = GLAdapter.get();