public Tessellator(int p_i52_1_) {
renderingChunk = false;
defaultTexture = true;
autoGrow = true;
subTessellators = new Tessellator[0];
subTextures = new int[0];
terrainTexture = 0;
textureUpdateTime = 0L;
field_1505_h = 0;
field_1501_l = false;
field_1500_m = false;
field_35838_p = false;
field_1499_n = false;
field_1498_o = 0;
field_1497_p = 0;
field_1495_q = false;
field_1488_w = false;
field_1487_x = false;
field_1485_z = 0;
field_1496_A = 10;
field_1494_B = p_i52_1_;
field_1509_d = GLAllocation.func_1127_b(p_i52_1_ * 4);
field_1508_e = field_1509_d.asIntBuffer();
field_1507_f = field_1509_d.asFloatBuffer();
field_35836_g = field_1509_d.asShortBuffer();
field_1506_g = new int[p_i52_1_];
field_1487_x = field_1510_c && GLContext.getCapabilities().GL_ARB_vertex_buffer_object;
if (field_1487_x) {
field_1486_y = GLAllocation.func_1125_c(field_1496_A);
ARBVertexBufferObject.glGenBuffersARB(field_1486_y);
}
}
Tessellator(int par1) {
vertexCount = 0;
hasColor = false;
hasTexture = false;
hasBrightness = false;
hasNormals = false;
rawBufferIndex = 0;
addedVertices = 0;
isColorDisabled = false;
isDrawing = false;
useVBO = false;
vboIndex = 0;
vboCount = 10;
bufferSize = par1;
byteBuffer = GLAllocation.createDirectByteBuffer(par1 * 4);
intBuffer = byteBuffer.asIntBuffer();
floatBuffer = byteBuffer.asFloatBuffer();
shortBuffer = byteBuffer.asShortBuffer();
rawBuffer = new int[par1];
useVBO = tryVBO && GLContext.getCapabilities().GL_ARB_vertex_buffer_object;
if (useVBO) {
vertexBuffers = GLAllocation.createDirectIntBuffer(vboCount);
ARBVertexBufferObject.glGenBuffersARB(vertexBuffers);
}
}
public void func_991_a(double p_991_1_, double p_991_3_, double p_991_5_) {
if (autoGrow && field_1498_o >= field_1494_B - 32) {
Config.dbg(
(new StringBuilder())
.append("Expand tessellator buffer, old: ")
.append(field_1494_B)
.append(", new: ")
.append(field_1494_B * 2)
.toString());
field_1494_B *= 2;
int ai[] = new int[field_1494_B];
System.arraycopy(field_1506_g, 0, ai, 0, field_1506_g.length);
field_1506_g = ai;
field_1509_d = GLAllocation.func_1127_b(field_1494_B * 4);
field_1508_e = field_1509_d.asIntBuffer();
field_1507_f = field_1509_d.asFloatBuffer();
field_35836_g = field_1509_d.asShortBuffer();
}
field_1497_p++;
if (field_1493_r == 7 && field_1511_b && field_1497_p % 4 == 0) {
for (int i = 0; i < 2; i++) {
int j = 8 * (3 - i);
if (field_1500_m) {
field_1506_g[field_1498_o + 3] = field_1506_g[(field_1498_o - j) + 3];
field_1506_g[field_1498_o + 4] = field_1506_g[(field_1498_o - j) + 4];
}
if (field_35838_p) {
field_1506_g[field_1498_o + 7] = field_1506_g[(field_1498_o - j) + 7];
}
if (field_1501_l) {
field_1506_g[field_1498_o + 5] = field_1506_g[(field_1498_o - j) + 5];
}
field_1506_g[field_1498_o + 0] = field_1506_g[(field_1498_o - j) + 0];
field_1506_g[field_1498_o + 1] = field_1506_g[(field_1498_o - j) + 1];
field_1506_g[field_1498_o + 2] = field_1506_g[(field_1498_o - j) + 2];
field_1505_h++;
field_1498_o += 8;
}
}
if (field_1500_m) {
field_1506_g[field_1498_o + 3] = Float.floatToRawIntBits((float) field_1504_i);
field_1506_g[field_1498_o + 4] = Float.floatToRawIntBits((float) field_1503_j);
}
if (field_35838_p) {
field_1506_g[field_1498_o + 7] = field_35837_l;
}
if (field_1501_l) {
field_1506_g[field_1498_o + 5] = field_1502_k;
}
if (field_1499_n) {
field_1506_g[field_1498_o + 6] = field_1489_v;
}
field_1506_g[field_1498_o + 0] = Float.floatToRawIntBits((float) (p_991_1_ + field_1492_s));
field_1506_g[field_1498_o + 1] = Float.floatToRawIntBits((float) (p_991_3_ + field_1491_t));
field_1506_g[field_1498_o + 2] = Float.floatToRawIntBits((float) (p_991_5_ + field_1490_u));
field_1498_o += 8;
field_1505_h++;
if (!autoGrow && field_1497_p % 4 == 0 && field_1498_o >= field_1494_B - 32) {
func_982_a();
field_1488_w = true;
}
}