Example usage for org.lwjgl.opengl GL20 glUniform1i

Introduction

In this page you can find the example usage for org.lwjgl.opengl GL20 glUniform1i.

Prototype

public static void glUniform1i(@NativeType("GLint") int location, @NativeType("GLint") int v0)

Source Link

Document

Specifies the value of an int uniform variable for the current program object.

Usage

From source file:voxicity.ChunkNode.java

License:Open Source License

void create_shader_prog() {
    shader_prog = GL20.glCreateProgram();

    int vert_shader = create_vert_shader("shader/block.vert");
    int frag_shader = create_frag_shader("shader/block.frag");

    GL20.glAttachShader(shader_prog, vert_shader);
    GL20.glAttachShader(shader_prog, frag_shader);
    GL20.glLinkProgram(shader_prog);/* w  w  w  .j  a va2 s . co  m*/

    if (check_shader_error(shader_prog)) {
        GL20.glDeleteProgram(shader_prog);
        shader_prog = 0;
    }

    GL20.glUseProgram(shader_prog);

    int uniform;
    if ((uniform = GL20.glGetUniformLocation(shader_prog, "textures")) != -1) {
        GL20.glUniform1i(uniform, 0);
    }

    System.out.println("Textures at: " + GL20.glGetUniformLocation(shader_prog, "textures"));

    GL20.glUseProgram(0);
}