public static void setupLighting() {
FloatBuffer lightPosition = BufferUtils.createFloatBuffer(4);
lightPosition.put(0.0f).put(0.0f).put(0.0f).put(0.0f).flip();
FloatBuffer whiteLight = BufferUtils.createFloatBuffer(4);
whiteLight.put(1.0f).put(1.0f).put(1.0f).put(1.0f).flip();
FloatBuffer lModelAmbient = BufferUtils.createFloatBuffer(4);
lModelAmbient.put(0.4f).put(0.4f).put(0.4f).put(1.0f).flip();
glShadeModel(GL_SMOOTH);
glMaterial(GL_FRONT, GL_SPECULAR, whiteLight);
glMaterialf(GL_FRONT, GL_SHININESS, 50.0f);
glLight(GL_LIGHT0, GL_POSITION, lightPosition);
glLight(GL_LIGHT0, GL_SPECULAR, whiteLight);
glLight(GL_LIGHT0, GL_DIFFUSE, whiteLight);
glLightModel(GL_LIGHT_MODEL_AMBIENT, lModelAmbient);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glEnable(GL_COLOR_MATERIAL);
glColorMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE);
}
public static void floor() {
glBindTexture(GL_TEXTURE_2D, Main.tex_floor);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
FloatBuffer color = BufferUtils.createFloatBuffer(4);
color.put(1).put(0.8f).put(0.6f).put(1).flip();
glMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, color);
color = BufferUtils.createFloatBuffer(4);
color.put(0).put(0).put(0).put(1).flip();
glMaterial(GL_FRONT, GL_SPECULAR, color);
glBegin(GL_QUADS);
glNormal3f(0, 1, 0);
for (int a = ZA_FLOOR_START; a < ZA_FLOOR_END; a += ZA_FLOOR_RES) {
for (int b = ZA_FLOOR_START; b < ZA_FLOOR_END; b += ZA_FLOOR_RES) {
glTexCoord2f(0, 0);
glVertex3f(a, 0, b);
glTexCoord2f(0, 1);
glVertex3f(a, 0, b + ZA_FLOOR_RES);
glTexCoord2f(1, 1);
glVertex3f(a + ZA_FLOOR_RES, 0, b + ZA_FLOOR_RES);
glTexCoord2f(1, 0);
glVertex3f(a + ZA_FLOOR_RES, 0, b);
}
}
glEnd();
glBindTexture(GL_TEXTURE_2D, ResourceLoader.white);
color = BufferUtils.createFloatBuffer(4);
color.put(1).put(0.8f).put(0.6f).put(1).flip();
glMaterial(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, color);
}
private int createTubeVbo(int tube, Color color) {
float[] c =
new float[] {color.getBlue() / 255f, color.getGreen() / 255f, color.getRed() / 255f};
totalNumVerts[tube] = tubes[tube].indeces.length;
IntBuffer buf = BufferUtils.createIntBuffer(1);
GL15.glGenBuffers(buf);
int vbo = buf.get();
FloatBuffer data = BufferUtils.createFloatBuffer(tubes[tube].indeces.length * 9);
for (int i = 0; i < tubes[tube].indeces.length; i++) {
data.put(c);
Vector3D vertex = tubes[tube].vertices[tubes[tube].indeces[i]];
Vector3D normal = tubes[tube].normals[tubes[tube].indeces[i]];
float[] vertexf = new float[] {vertex.x, vertex.y, vertex.z};
float[] normalf = new float[] {normal.x, normal.y, normal.z};
data.put(vertexf);
data.put(normalf);
}
data.rewind();
int bytesPerFloat = Float.SIZE / Byte.SIZE;
int numBytes = data.capacity() * bytesPerFloat;
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vbo);
GL15.glBufferData(GL15.GL_ARRAY_BUFFER, data, GL15.GL_STATIC_DRAW);
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
return vbo;
}
/* Generate a Triangle mesh that represents this Box. */
private void buildMesh() {
// Create the OBJMesh
MeshData box = new MeshData();
box.vertexCount = 8;
box.indexCount = 36;
// Add positions
box.positions = BufferUtils.createFloatBuffer(box.vertexCount * 3);
box.positions.put(
new float[] {
(float) minPt.x, (float) minPt.y, (float) minPt.z,
(float) minPt.x, (float) maxPt.y, (float) minPt.z,
(float) maxPt.x, (float) maxPt.y, (float) minPt.z,
(float) maxPt.x, (float) minPt.y, (float) minPt.z,
(float) minPt.x, (float) minPt.y, (float) maxPt.z,
(float) minPt.x, (float) maxPt.y, (float) maxPt.z,
(float) maxPt.x, (float) maxPt.y, (float) maxPt.z,
(float) maxPt.x, (float) minPt.y, (float) maxPt.z
});
box.indices = BufferUtils.createIntBuffer(box.indexCount);
box.indices.put(
new int[] {
0, 1, 2, 0, 2, 3, 0, 5, 1, 0, 4, 5, 0, 7, 4, 0, 3, 7, 4, 6, 5, 4, 7, 6, 2, 5, 6, 2, 1, 5,
2, 6, 7, 2, 7, 3
});
this.mesh = new Mesh(box);
// set transformations and absorptioins
this.mesh.setTransformation(this.tMat, this.tMatInv, this.tMatTInv);
this.mesh.shader = this.shader;
}
public void RebuildMesh(float startX, float startY, float startZ) {
VBOColorHandle = GL15.glGenBuffers();
VBOVertexHandle = GL15.glGenBuffers();
// Using 6 * 4 * 3 because 6 faces * 4 pts per face * 3 coords per point
FloatBuffer VertexPositionData =
BufferUtils.createFloatBuffer((CHUNK_SIZE * CHUNK_SIZE * CHUNK_SIZE) * 6 * 4 * 3);
FloatBuffer VertexColorData =
BufferUtils.createFloatBuffer((CHUNK_SIZE * CHUNK_SIZE * CHUNK_SIZE) * 6 * 4 * 3);
for (float x = 0; x < CHUNK_SIZE; x += 1) {
for (float y = 0; y < CHUNK_SIZE; y += 1) {
for (float z = 0; z < CHUNK_SIZE; z += 1) {
VertexPositionData.put(
CreateCube(
(float) startX + x * CUBE_LENGTH,
(float) startY + y * CUBE_LENGTH,
(float) startZ + z * CUBE_LENGTH));
VertexColorData.put(CreateCubeVertexCol(GetCubeColor(Blocks[(int) x][(int) y][(int) z])));
}
}
}
VertexColorData.flip();
VertexPositionData.flip();
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, VBOVertexHandle);
GL15.glBufferData(GL15.GL_ARRAY_BUFFER, VertexPositionData, GL15.GL_STATIC_DRAW);
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, VBOColorHandle);
GL15.glBufferData(GL15.GL_ARRAY_BUFFER, VertexColorData, GL15.GL_STATIC_DRAW);
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
}
/**
* Render the GL scene, this isn't efficient and if you know OpenGL I'm assuming you can see why.
* If not, you probably don't want to use this feature anyway
*/
public void renderGL() {
FloatBuffer pos = BufferUtils.createFloatBuffer(4);
pos.put(new float[] {5.0f, 5.0f, 10.0f, 0.0f}).flip();
FloatBuffer red = BufferUtils.createFloatBuffer(4);
red.put(new float[] {0.8f, 0.1f, 0.0f, 1.0f}).flip();
GL11.glLight(GL11.GL_LIGHT0, GL11.GL_POSITION, pos);
GL11.glEnable(GL11.GL_LIGHT0);
GL11.glEnable(GL11.GL_CULL_FACE);
GL11.glEnable(GL11.GL_DEPTH_TEST);
GL11.glEnable(GL11.GL_LIGHTING);
GL11.glMatrixMode(GL11.GL_PROJECTION);
GL11.glLoadIdentity();
float h = (float) 600 / (float) 800;
GL11.glFrustum(-1.0f, 1.0f, -h, h, 5.0f, 60.0f);
GL11.glMatrixMode(GL11.GL_MODELVIEW);
GL11.glLoadIdentity();
GL11.glTranslatef(0.0f, 0.0f, -40.0f);
GL11.glRotatef(rot, 0, 1, 1);
GL11.glMaterial(GL11.GL_FRONT, GL11.GL_AMBIENT_AND_DIFFUSE, red);
gear(0.5f, 2.0f, 2.0f, 10, 0.7f);
}
@SuppressWarnings("OverridableMethodCallInConstructor")
public LWJGLRenderer() throws LWJGLException {
this.ib16 = BufferUtils.createIntBuffer(16);
this.textureAreas = new ArrayList<TextureArea>();
this.rotatedTextureAreas = new ArrayList<TextureAreaRotated>();
this.dynamicImages = new ArrayList<LWJGLDynamicImage>();
this.tintStateRoot = new TintStack();
this.tintStack = tintStateRoot;
this.clipStack = new ClipStack();
this.clipRectTemp = new Rect();
syncViewportSize();
GL11.glGetInteger(GL11.GL_MAX_TEXTURE_SIZE, ib16);
maxTextureSize = ib16.get(0);
if (Mouse.isCreated()) {
int minCursorSize = Cursor.getMinCursorSize();
IntBuffer tmp = BufferUtils.createIntBuffer(minCursorSize * minCursorSize);
emptyCursor =
new Cursor(
minCursorSize, minCursorSize, minCursorSize / 2, minCursorSize / 2, 1, tmp, null);
} else {
emptyCursor = null;
}
swCursorAnimState = new SWCursorAnimState();
}
public Mesh(float[] vertices, int[] indices) {
this.vertices = vertices;
this.indices = indices;
vbo = glGenBuffers();
ibo = glGenBuffers();
FloatBuffer fb = BufferUtils.createFloatBuffer(vertices.length);
fb.put(vertices);
fb.flip();
IntBuffer ib = BufferUtils.createIntBuffer(indices.length);
ib.put(indices);
ib.flip();
glBindBuffer(GL_ARRAY_BUFFER, vbo);
glBufferData(GL_ARRAY_BUFFER, fb, GL_STATIC_DRAW);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, ibo);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, ib, GL_STATIC_DRAW);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
}
public void setupQuad() {
// We'll define our quad using 4 vertices of the custom 'Vertex' class
Vertex v0 = new Vertex();
v0.setXYZ(-0.5f, 0.5f, 0f);
v0.setRGB(1, 0, 0);
Vertex v1 = new Vertex();
v1.setXYZ(-0.5f, -0.5f, 0f);
v1.setRGB(0, 1, 0);
Vertex v2 = new Vertex();
v2.setXYZ(0.5f, -0.5f, 0f);
v2.setRGB(0, 0, 1);
Vertex v3 = new Vertex();
v3.setXYZ(0.5f, 0.5f, 0f);
v3.setRGB(1, 1, 1);
Vertex[] vertices = new Vertex[] {v0, v1, v2, v3};
// Put each 'Vertex' in one FloatBuffer
FloatBuffer verticesBuffer =
BufferUtils.createFloatBuffer(vertices.length * Vertex.elementCount);
for (int i = 0; i < vertices.length; i++) {
verticesBuffer.put(vertices[i].getXYZW());
verticesBuffer.put(vertices[i].getRGBA());
}
verticesBuffer.flip();
// OpenGL expects to draw vertices in counter clockwise order by default
byte[] indices = {
0, 1, 2,
2, 3, 0
};
indicesCount = indices.length;
ByteBuffer indicesBuffer = BufferUtils.createByteBuffer(indicesCount);
indicesBuffer.put(indices);
indicesBuffer.flip();
// Create a new Vertex Array Object in memory and select it (bind)
vaoId = GL30.glGenVertexArrays();
GL30.glBindVertexArray(vaoId);
// Create a new Vertex Buffer Object in memory and select it (bind)
vboId = GL15.glGenBuffers();
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, vboId);
GL15.glBufferData(GL15.GL_ARRAY_BUFFER, verticesBuffer, GL15.GL_STATIC_DRAW);
// Put the positions in attribute list 0
GL20.glVertexAttribPointer(0, 4, GL11.GL_FLOAT, false, Vertex.sizeInBytes, 0);
// Put the colors in attribute list 1
GL20.glVertexAttribPointer(
1, 4, GL11.GL_FLOAT, false, Vertex.sizeInBytes, Vertex.elementBytes * 4);
GL15.glBindBuffer(GL15.GL_ARRAY_BUFFER, 0);
// Deselect (bind to 0) the VAO
GL30.glBindVertexArray(0);
// Create a new VBO for the indices and select it (bind) - INDICES
vboiId = GL15.glGenBuffers();
GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, vboiId);
GL15.glBufferData(GL15.GL_ELEMENT_ARRAY_BUFFER, indicesBuffer, GL15.GL_STATIC_DRAW);
GL15.glBindBuffer(GL15.GL_ELEMENT_ARRAY_BUFFER, 0);
}
public void UpdateListener(float x, float y, float z, float vx, float vy, float vz) {
FloatBuffer listenerVel = BufferUtils.createFloatBuffer(3).put(new float[] {vx, vy, vz});
FloatBuffer listenerPos = BufferUtils.createFloatBuffer(3).put(new float[] {x, y, z});
listenerPos.flip();
listenerVel.flip();
AL10.alListener(AL10.AL_POSITION, listenerPos);
AL10.alListener(AL10.AL_VELOCITY, listenerVel);
listenerPosX = x;
listenerPosY = y;
}
@Override
public void createBuffers() throws Exception {
vertexBuffer = BufferUtils.createFloatBuffer(vertices.length);
vertexBuffer.put(vertices);
vertexBuffer.rewind();
indexBuffer = BufferUtils.createIntBuffer(numVertices);
indexBuffer.put(vertex_indices);
indexBuffer.rewind();
fetchPNGTexture();
}
/**
* Creates a RenderTexture object for enabling render-to-texture on a P-buffer.
*
* <p>NOTE: Only one of useRGB and useRGBA can be true at the same time.
*
* <p>NOTE: useRGB(A) and useDepth can be true at the same time, thus allowing two different
* render textures.
*
* <p>NOTE: The target parameter can be one of the following:
*
* <p>RENDER_TEXTURE_1D RENDER_TEXTURE_2D RENDER_TEXTURE_RECTANGLE RENDER_TEXTURE_CUBE_MAP
*
* @param useRGB - When true the P-buffer can be used as an RGB render texture.
* @param useRGBA - When true the P-buffer can be used as an RGBA render texture.
* @param useDepth - When true the P-buffer can be used as a depth render texture.
* @param isRectangle - When true rectangle textures will be allowed on the P-buffer.
* @param target - The texture target of the render texture.
* @param mipmaps - How many mipmap levels to allocate on the P-buffer.
*/
public RenderTexture(
boolean useRGB,
boolean useRGBA,
boolean useDepth,
boolean isRectangle,
int target,
int mipmaps) {
if (useRGB && useRGBA)
throw new IllegalArgumentException("A RenderTexture can't be both RGB and RGBA.");
if (mipmaps < 0) throw new IllegalArgumentException("The mipmap levels can't be negative.");
if (isRectangle && target != RENDER_TEXTURE_RECTANGLE)
throw new IllegalArgumentException(
"When the RenderTexture is rectangle the target must be RENDER_TEXTURE_RECTANGLE.");
pixelFormatCaps = BufferUtils.createIntBuffer(4);
pBufferAttribs = BufferUtils.createIntBuffer(8);
if (useRGB) {
pixelFormatCaps.put(
isRectangle ? WGL_BIND_TO_TEXTURE_RECTANGLE_RGB_NV : WGL_BIND_TO_TEXTURE_RGB_ARB);
pixelFormatCaps.put(GL_TRUE);
pBufferAttribs.put(WGL_TEXTURE_FORMAT_ARB);
pBufferAttribs.put(WGL_TEXTURE_RGB_ARB);
} else if (useRGBA) {
pixelFormatCaps.put(
isRectangle ? WGL_BIND_TO_TEXTURE_RECTANGLE_RGBA_NV : WGL_BIND_TO_TEXTURE_RGBA_ARB);
pixelFormatCaps.put(GL_TRUE);
pBufferAttribs.put(WGL_TEXTURE_FORMAT_ARB);
pBufferAttribs.put(WGL_TEXTURE_RGBA_ARB);
}
if (useDepth) {
pixelFormatCaps.put(
isRectangle ? WGL_BIND_TO_TEXTURE_RECTANGLE_DEPTH_NV : WGL_BIND_TO_TEXTURE_DEPTH_NV);
pixelFormatCaps.put(GL_TRUE);
pBufferAttribs.put(WGL_DEPTH_TEXTURE_FORMAT_NV);
pBufferAttribs.put(WGL_TEXTURE_DEPTH_COMPONENT_NV);
}
pBufferAttribs.put(WGL_TEXTURE_TARGET_ARB);
pBufferAttribs.put(target);
if (mipmaps != 0) {
pBufferAttribs.put(WGL_MIPMAP_TEXTURE_ARB);
pBufferAttribs.put(mipmaps);
}
pixelFormatCaps.flip();
pBufferAttribs.flip();
}
public void processMouse() {
DoubleBuffer x = BufferUtils.createDoubleBuffer(1), y = BufferUtils.createDoubleBuffer(1);
glfwGetCursorPos(window, x, y);
x.rewind();
y.rewind();
float mouseX = (float) x.get(), mouseY = (float) y.get();
pitch = MOUSE_SENSITIVITY * mouseY;
yaw = MOUSE_SENSITIVITY * mouseX;
}
public Window(int width, int height, String title, long monitor, long share) {
this.width = width;
this.height = height;
this.title = title;
this.monitor = monitor;
this.share = share;
widthBuffer = BufferUtils.createIntBuffer(1);
heightBuffer = BufferUtils.createIntBuffer(1);
windowHandle = glfwCreateWindow(width, height, title, monitor, share);
}
private void resize() {
IntBuffer b1 = BufferUtils.createIntBuffer(1);
IntBuffer b2 = BufferUtils.createIntBuffer(1);
GLFW.glfwGetFramebufferSize(window, b1, b2);
GL11.glViewport(0, 0, b1.get(), b2.get());
persp = GLHelper.initPerspectiveProjectionMatrix(FOV, width, height, zNear, zFar);
ortho =
GLHelper.initOrthographicProjectionMatrix(
-width / 2, width / 2, -height / 2, height / 2, zNear, zFar);
ortho2D = GLHelper.initOrthographicProjectionMatrix(0, width, 0, height, 0, 1);
transform = new Matrix4f();
}
// ------- Added for Lighting Test----------//
private void initLightArrays() {
matSpecular = BufferUtils.createFloatBuffer(4);
matSpecular.put(1.0f).put(1.0f).put(1.0f).put(1.0f).flip();
lightPosition = BufferUtils.createFloatBuffer(4);
lightPosition.put(1.0f).put(1.0f).put(1.0f).put(0.0f).flip();
whiteLight = BufferUtils.createFloatBuffer(4);
whiteLight.put(1.0f).put(1.0f).put(1.0f).put(1.0f).flip();
lModelAmbient = BufferUtils.createFloatBuffer(4);
lModelAmbient.put(0.5f).put(0.5f).put(0.5f).put(1.0f).flip();
}
/**
* Stops and releases all sources, clears each of the specified Audio buffers, destroys the OpenAL
* context, and resets SoundStore for future use.
*
* <p>Calling SoundStore.get().init() will re-initialize the OpenAL context after a call to
* destroyOpenAL (Note: AudioLoader.getXXX calls init for you).
*
* @author davedes (http://slick.ninjacave.com/forum/viewtopic.php?t=3920)
*/
private static void destroyOpenAL() {
if (!trackExists()) return;
stop();
try {
// get Music object's (private) Audio object reference
Field sound = player.getClass().getDeclaredField("sound");
sound.setAccessible(true);
Audio audio = (Audio) (sound.get(player));
// first clear the sources allocated by SoundStore
int max = SoundStore.get().getSourceCount();
IntBuffer buf = BufferUtils.createIntBuffer(max);
for (int i = 0; i < max; i++) {
int source = SoundStore.get().getSource(i);
buf.put(source);
// stop and detach any buffers at this source
AL10.alSourceStop(source);
AL10.alSourcei(source, AL10.AL_BUFFER, 0);
}
buf.flip();
AL10.alDeleteSources(buf);
int exc = AL10.alGetError();
if (exc != AL10.AL_NO_ERROR) {
throw new SlickException("Could not clear SoundStore sources, err: " + exc);
}
// delete any buffer data stored in memory, too...
if (audio != null && audio.getBufferID() != 0) {
buf = BufferUtils.createIntBuffer(1).put(audio.getBufferID());
buf.flip();
AL10.alDeleteBuffers(buf);
exc = AL10.alGetError();
if (exc != AL10.AL_NO_ERROR) {
throw new SlickException(
"Could not clear buffer " + audio.getBufferID() + ", err: " + exc);
}
}
// clear OpenAL
AL.destroy();
// reset SoundStore so that next time we create a Sound/Music, it will reinit
SoundStore.get().clear();
player = null;
} catch (Exception e) {
ErrorHandler.error("Failed to destroy OpenAL.", e, true);
}
}
protected void initGLState() {
System.err.println("GL_VENDOR: " + glGetString(GL_VENDOR));
System.err.println("GL_RENDERER: " + glGetString(GL_RENDERER));
System.err.println("GL_VERSION: " + glGetString(GL_VERSION));
// setup ogl
FloatBuffer pos = BufferUtils.createFloatBuffer(4).put(new float[] {5.0f, 5.0f, 10.0f, 0.0f});
FloatBuffer red = BufferUtils.createFloatBuffer(4).put(new float[] {0.8f, 0.1f, 0.0f, 1.0f});
FloatBuffer green = BufferUtils.createFloatBuffer(4).put(new float[] {0.0f, 0.8f, 0.2f, 1.0f});
FloatBuffer blue = BufferUtils.createFloatBuffer(4).put(new float[] {0.2f, 0.2f, 1.0f, 1.0f});
pos.flip();
red.flip();
green.flip();
blue.flip();
glLightfv(GL_LIGHT0, GL_POSITION, pos);
glEnable(GL_CULL_FACE);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glEnable(GL_DEPTH_TEST);
/* make the gears */
gear1 = glGenLists(1);
glNewList(gear1, GL_COMPILE);
glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, red);
gear(1.0f, 4.0f, 1.0f, 20, 0.7f);
glEndList();
gear2 = glGenLists(1);
glNewList(gear2, GL_COMPILE);
glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, green);
gear(0.5f, 2.0f, 2.0f, 10, 0.7f);
glEndList();
gear3 = glGenLists(1);
glNewList(gear3, GL_COMPILE);
glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, blue);
gear(1.3f, 2.0f, 0.5f, 10, 0.7f);
glEndList();
glEnable(GL_NORMALIZE);
glMatrixMode(GL_PROJECTION);
float h = (float) 300 / (float) 300;
glFrustum(-1.0f, 1.0f, -h, h, 5.0f, 60.0f);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0.0f, 0.0f, -40.0f);
}
/** Regenerates any dirty mimaps. */
public void regenerateMipmaps() {
if (mipmapDirty) {
ByteBuffer data1 =
BufferUtils.createByteBuffer(size.getWidth() * size.getHeight() * format.bytes);
ByteBuffer data = data1;
GL11.glBindTexture(GL11.GL_TEXTURE_2D, id);
// read the texture out
GL11.glGetTexImage(GL11.GL_TEXTURE_2D, 0, format.glFormat, GL11.GL_UNSIGNED_BYTE, data);
data.rewind();
// regenerate the mipmaps
GLU.gluBuild2DMipmaps(
GL11.GL_TEXTURE_2D,
format.glInternalFormat,
size.getWidth(),
size.getHeight(),
format.glFormat,
GL11.GL_UNSIGNED_BYTE,
data);
mipmapDirty = false;
}
}
/** x, y, z, fov, aspectRatio, zNear, zFar */
public Camera(long window, Vec3 position, float fov, float aspectRatio, float zNear, float zFar) {
this.window = window;
this.position = position;
this.fov = fov;
this.zNear = zNear;
this.zFar = zFar;
float sine, cotangent, deltaZ;
float radians = fov / 2 * (float) Math.PI / 180;
deltaZ = zFar - zNear;
sine = (float) Math.sin(radians);
if ((deltaZ == 0) || (sine == 0) || (aspectRatio == 0)) {
return;
}
cotangent = (float) Math.cos(radians) / sine;
matrix = BufferUtils.createFloatBuffer(16);
int oldPos = matrix.position();
matrix.put(IDENTITY_MATRIX);
matrix.position(oldPos);
matrix.put(0 * 4 + 0, cotangent / aspectRatio);
matrix.put(1 * 4 + 1, cotangent);
matrix.put(2 * 4 + 2, -(zFar + zNear) / deltaZ);
matrix.put(2 * 4 + 3, -1);
matrix.put(3 * 4 + 2, -2 * zNear * zFar / deltaZ);
matrix.put(3 * 4 + 3, 0);
}
public static String func_74292_a(File par0File, String par1Str, int par2, int par3) {
try {
File var4 = new File(par0File, "screenshots");
var4.mkdir();
int var5 = par2 * par3;
if (field_74293_b == null || field_74293_b.capacity() < var5) {
field_74293_b = BufferUtils.createIntBuffer(var5);
field_74294_c = new int[var5];
}
GL11.glPixelStorei(GL11.GL_PACK_ALIGNMENT, 1);
GL11.glPixelStorei(GL11.GL_UNPACK_ALIGNMENT, 1);
field_74293_b.clear();
GL11.glReadPixels(
0, 0, par2, par3, GL12.GL_BGRA, GL12.GL_UNSIGNED_INT_8_8_8_8_REV, field_74293_b);
field_74293_b.get(field_74294_c);
func_74289_a(field_74294_c, par2, par3);
BufferedImage var6 = new BufferedImage(par2, par3, 1);
var6.setRGB(0, 0, par2, par3, field_74294_c, 0, par2);
File var7;
if (par1Str == null) {
var7 = func_74290_a(var4);
} else {
var7 = new File(var4, par1Str);
}
ImageIO.write(var6, "png", var7);
return "Saved screenshot as " + var7.getName();
} catch (Exception var8) {
var8.printStackTrace();
return "Failed to save: " + var8;
}
}
public Texture(String path) {
try {
BufferedImage image = ImageIO.read(new FileInputStream(path));
width = image.getWidth();
height = image.getHeight();
pixels = new int[width * height];
image.getRGB(0, 0, width, height, pixels, 0, width);
} catch (IOException e) {
e.printStackTrace();
}
int[] data = new int[width * height];
for (int i = 0; i < data.length; i++) {
int a = (pixels[i] & 0xff000000) >> 24;
int r = (pixels[i] & 0xff0000) >> 16;
int g = (pixels[i] & 0xff00) >> 8;
int b = (pixels[i] & 0xff);
data[i] = a << 24 | b << 16 | g << 8 | r;
}
int id = glGenTextures();
glBindTexture(GL_TEXTURE_2D, id);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
IntBuffer buffer = (IntBuffer) BufferUtils.createIntBuffer(data.length).put(data).flip();
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, buffer);
this.index = id;
glBindTexture(GL_TEXTURE_2D, 0);
}
private FloatBuffer storeInFloatBuffer(float[] data) {
FloatBuffer buffer = BufferUtils.createFloatBuffer(data.length);
buffer.put(data);
buffer.flip();
return buffer;
}
private IntBuffer storeInIntBuffer(int[] data) {
IntBuffer buffer = BufferUtils.createIntBuffer(data.length);
buffer.put(data);
buffer.flip();
return buffer;
}
public void setBufferContainer(BufferContainer bufferContainer) {
Map<Integer, Buffer> buffers = new HashMap<>();
for (Entry<Integer, Object> entry : bufferContainer.getBuffers().entrySet()) {
int layout = entry.getKey();
Object buffer = entry.getValue();
if (buffer instanceof TFloatArrayList) {
if (((TFloatArrayList) buffer).isEmpty()) {
throw new IllegalStateException("Buffer can't be empty");
}
FloatBuffer floatBuffer = BufferUtils.createFloatBuffer(((TFloatArrayList) buffer).size());
floatBuffer.clear();
floatBuffer.put(((TFloatArrayList) buffer).toArray());
floatBuffer.flip();
buffers.put(layout, floatBuffer);
} else {
throw new IllegalStateException("Buffer different of TFloatArrayList not yet supported");
}
}
flushingNumVertices = bufferContainer.element;
initFlush(buffers);
}
class TimerLinux {
private final ByteBuffer time =
BufferUtils.createByteBuffer(Math.max(timespec.SIZEOF, timeval.SIZEOF));
private final TimeSource timeSource;
private long base;
TimerLinux() {
if (clock_gettime(CLOCK_MONOTONIC, time) == 0) {
timeSource =
new TimeSource() {
@Override
public double getResolution() {
return 1e-9;
}
@Override
public long getRawTime() {
clock_gettime(CLOCK_MONOTONIC, time);
return timespec.sec(time) * 1000000000L + timespec.nsec(time);
}
};
} else {
timeSource =
new TimeSource() {
@Override
public double getResolution() {
return 1e-6;
}
@Override
public long getRawTime() {
gettimeofday(time, null);
return timeval.sec(time) * 1000000L + timeval.usec(time);
}
};
}
}
public void init() {
base = timeSource.getRawTime();
}
public double getTime() {
return (double) (timeSource.getRawTime() - base) * timeSource.getResolution();
}
public void setTime(double time) {
base = timeSource.getRawTime() - (long) (time / timeSource.getResolution());
}
private interface TimeSource {
double getResolution();
long getRawTime();
}
}
private void drawPlayerIcons(final Player player, double elapsedMillis) {
quadVao.bind();
playerTexture.bind(0);
uiShader.use();
final FloatBuffer matrixBuffer = BufferUtils.createFloatBuffer(16);
Matrix4f projectionMatrix = new Matrix4f().setOrtho(0, windowWidth, windowHeight, 0, -1, 1);
for (int i = 0; i < player.numLives(); i++) {
final Matrix4f mat = new Matrix4f();
mat.identity();
mat.translate((float) windowWidth - 100 - i * 60f, 60, 0);
mat.translate(25, 25, 0);
mat.scale(25, 25, 1);
Matrix4f tmp = new Matrix4f(projectionMatrix).mul(mat);
tmp.get(matrixBuffer);
uiShader.setUniformMatrixF("projMatrix", matrixBuffer);
GL11.glDrawArrays(GL11.GL_TRIANGLES, 0, 6);
}
playerTexture.unbind();
quadVao.unbind();
}
public static String func_74292_a(
File p_74292_0_, String p_74292_1_, int p_74292_2_, int p_74292_3_) {
try {
File file = new File(p_74292_0_, "screenshots");
file.mkdir();
int i = p_74292_2_ * p_74292_3_;
if (field_74293_b == null || field_74293_b.capacity() < i) {
field_74293_b = BufferUtils.createIntBuffer(i);
field_74294_c = new int[i];
}
GL11.glPixelStorei(3333, 1);
GL11.glPixelStorei(3317, 1);
field_74293_b.clear();
GL11.glReadPixels(0, 0, p_74292_2_, p_74292_3_, 32993, 33639, field_74293_b);
field_74293_b.get(field_74294_c);
func_74289_a(field_74294_c, p_74292_2_, p_74292_3_);
BufferedImage bufferedimage = new BufferedImage(p_74292_2_, p_74292_3_, 1);
bufferedimage.setRGB(0, 0, p_74292_2_, p_74292_3_, field_74294_c, 0, p_74292_2_);
File file1;
if (p_74292_1_ == null) {
file1 = func_74290_a(file);
} else {
file1 = new File(file, p_74292_1_);
}
ImageIO.write(bufferedimage, "png", file1);
return (new StringBuilder())
.append("Saved screenshot as ")
.append(file1.getName())
.toString();
} catch (Exception exception) {
exception.printStackTrace();
return (new StringBuilder()).append("Failed to save: ").append(exception).toString();
}
}
/** @see org.newdawn.slick.opengl.ImageData#getImageBufferData() */
public ByteBuffer getImageBufferData() {
ByteBuffer scratch = BufferUtils.createByteBuffer(rawData.length);
scratch.put(rawData);
scratch.flip();
return scratch;
}
public void render(ShaderHandler sh, DataUtils util, int brightness) {
FloatBuffer modelmatrixfb = BufferUtils.createFloatBuffer(16);
Matrix4f.mul(rotmatrix, modelmatrix, new Matrix4f()).store(modelmatrixfb);
modelmatrixfb.flip();
util.setup(datafb, vboID, vaoID, sh, textureid, 2, indices, modelmatrixfb, brightness);
util.drawRectangle();
}
