.class public Lorg/webrtc/GlUtil;
.super Ljava/lang/Object;
.source "GlUtil.java"


# direct methods
.method public constructor <init>()V
    .locals 0

    invoke-direct {p0}, Ljava/lang/Object;-><init>()V

    return-void
.end method

.method public static checkNoGLES2Error(Ljava/lang/String;)V
    .locals 3

    invoke-static {}, Landroid/opengl/GLES20;->glGetError()I

    move-result v0

    if-nez v0, :cond_0

    return-void

    :cond_0
    new-instance v1, Ljava/lang/RuntimeException;

    new-instance v2, Ljava/lang/StringBuilder;

    invoke-direct {v2}, Ljava/lang/StringBuilder;-><init>()V

    invoke-virtual {v2, p0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    const-string p0, ": GLES20 error: "

    invoke-virtual {v2, p0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;

    invoke-virtual {v2, v0}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;

    invoke-virtual {v2}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;

    move-result-object p0

    invoke-direct {v1, p0}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V

    throw v1
.end method

.method public static createFloatBuffer([F)Ljava/nio/FloatBuffer;
    .locals 2

    array-length v0, p0

    mul-int/lit8 v0, v0, 0x4

    invoke-static {v0}, Ljava/nio/ByteBuffer;->allocateDirect(I)Ljava/nio/ByteBuffer;

    move-result-object v0

    invoke-static {}, Ljava/nio/ByteOrder;->nativeOrder()Ljava/nio/ByteOrder;

    move-result-object v1

    invoke-virtual {v0, v1}, Ljava/nio/ByteBuffer;->order(Ljava/nio/ByteOrder;)Ljava/nio/ByteBuffer;

    invoke-virtual {v0}, Ljava/nio/ByteBuffer;->asFloatBuffer()Ljava/nio/FloatBuffer;

    move-result-object v0

    invoke-virtual {v0, p0}, Ljava/nio/FloatBuffer;->put([F)Ljava/nio/FloatBuffer;

    const/4 p0, 0x0

    invoke-virtual {v0, p0}, Ljava/nio/FloatBuffer;->position(I)Ljava/nio/Buffer;

    return-object v0
.end method

.method public static generateTexture(I)I
    .locals 3

    const/4 v0, 0x1

    new-array v1, v0, [I

    const/4 v2, 0x0

    invoke-static {v0, v1, v2}, Landroid/opengl/GLES20;->glGenTextures(I[II)V

    aget v0, v1, v2

    invoke-static {p0, v0}, Landroid/opengl/GLES20;->glBindTexture(II)V

    const/16 v1, 0x2801

    const v2, 0x46180400    # 9729.0f

    invoke-static {p0, v1, v2}, Landroid/opengl/GLES20;->glTexParameterf(IIF)V

    const/16 v1, 0x2800

    invoke-static {p0, v1, v2}, Landroid/opengl/GLES20;->glTexParameterf(IIF)V

    const/16 v1, 0x2802

    const v2, 0x47012f00    # 33071.0f

    invoke-static {p0, v1, v2}, Landroid/opengl/GLES20;->glTexParameterf(IIF)V

    const/16 v1, 0x2803

    invoke-static {p0, v1, v2}, Landroid/opengl/GLES20;->glTexParameterf(IIF)V

    const-string p0, "generateTexture"

    invoke-static {p0}, Lorg/webrtc/GlUtil;->checkNoGLES2Error(Ljava/lang/String;)V

    return v0
.end method