steffen/VoxelEngine
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fixes most bugs

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This commit is contained in:
zomseffen 2020-07-19 10:41:08 +02:00
parent 325da79fac
commit dede00377e
7 changed files with 321 additions and 262 deletions
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41
Lights/Lights.py
View file

@ -14,8 +14,9 @@ class Light:
programId = {} programId = {}
depthshaderId = -1 depthshaderId = -1
def getDepthProgram(self,vertexshader=-1,geometryshader=-1): def getDepthProgram(self, vertexshader=-1, geometryshader=-1):
if ((vertexshader,geometryshader) not in self.programId.keys() and vertexshader != -1 and geometryshader != -1): if ((
vertexshader, geometryshader) not in self.programId.keys() and vertexshader != -1 and geometryshader != -1):
if self.depthshaderId == -1: if self.depthshaderId == -1:
with open('./Lights/depthfragment.glsl', 'r') as f: with open('./Lights/depthfragment.glsl', 'r') as f:
fragment_shader_string = f.read() fragment_shader_string = f.read()
@ -33,24 +34,24 @@ class Light:
self.programId[(vertexshader, geometryshader)] = program_id self.programId[(vertexshader, geometryshader)] = program_id
return program_id return program_id
else: else:
if (vertexshader,geometryshader) not in self.programId.keys(): if (vertexshader, geometryshader) not in self.programId.keys():
return -1 return -1
return self.programId[(vertexshader,geometryshader)] return self.programId[(vertexshader, geometryshader)]
def __init__(self): def __init__(self):
self._ModelviewProjectionMatrix = np.identity(4) self._ModelviewProjectionMatrix = np.identity(4)
self._pos = [0,0,0] self._pos = [0, 0, 0]
self._lightColor = [1,1,1] self._lightColor = [1, 1, 1]
self.FramebufferId = -1 self.FramebufferId = -1
self.DepthBuffer = -1 self.DepthBuffer = -1
self.map_size = 1024
@property @property
def lightColor(self): def lightColor(self):
return self._lightColor return self._lightColor
@lightColor.setter @lightColor.setter
def lightColor(self,value): def lightColor(self, value):
self._lightColor = value self._lightColor = value
@property @property
@ -66,7 +67,7 @@ class Light:
return self._pos return self._pos
@pos.setter @pos.setter
def pos(self,value): def pos(self, value):
self._pos = value self._pos = value
def prepareForDepthMapping(self): def prepareForDepthMapping(self):
@ -74,18 +75,23 @@ class Light:
if self.FramebufferId == -1: if self.FramebufferId == -1:
self.FramebufferId = glGenFramebuffers(1) self.FramebufferId = glGenFramebuffers(1)
new = True new = True
glClearColor(1.0,1.0,1.0,1.0) glClearColor(1.0, 1.0, 1.0, 1.0)
glBindFramebuffer(GL_FRAMEBUFFER,self.FramebufferId) glBindFramebuffer(GL_FRAMEBUFFER, self.FramebufferId)
#glCullFace(GL_FRONT) glCullFace(GL_FRONT)
glViewport(0, 0, 512, 512) glViewport(0, 0, self.map_size, self.map_size)
if new: if new:
if self.DepthBuffer == -1: if self.DepthBuffer == -1:
self.DepthBuffer = glGenTextures(1) self.DepthBuffer = glGenTextures(1)
glBindTexture(GL_TEXTURE_2D, self.DepthBuffer) glBindTexture(GL_TEXTURE_2D, self.DepthBuffer)
glTexImage2D(GL_TEXTURE_2D, 0,GL_DEPTH_COMPONENT, 512, 512, 0,GL_DEPTH_COMPONENT, GL_FLOAT, None) glTexImage2D(GL_TEXTURE_2D, 0, GL_DEPTH_COMPONENT, self.map_size, self.map_size, 0, GL_DEPTH_COMPONENT, GL_FLOAT, None)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST) glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST) glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST)
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT,GL_TEXTURE_2D, self.FramebufferId, 0) glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER)
glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, np.array([0, 0, 0], dtype=np.float32))
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_TEXTURE_2D, self.FramebufferId, 0)
DrawBuffers = [GL_NONE] DrawBuffers = [GL_NONE]
glDrawBuffers(DrawBuffers) glDrawBuffers(DrawBuffers)
@ -97,5 +103,4 @@ class Light:
DrawBuffers = [GL_COLOR_ATTACHMENT0] DrawBuffers = [GL_COLOR_ATTACHMENT0]
glDrawBuffers(DrawBuffers) glDrawBuffers(DrawBuffers)
glClearColor(0.0, 0.0, 0.0, 1.0) glClearColor(0.0, 0.0, 0.0, 1.0)
glBindFramebuffer(GL_FRAMEBUFFER,0) glBindFramebuffer(GL_FRAMEBUFFER, 0)

74
MatrixStuff/Transformations.py
View file

@ -2,46 +2,48 @@ import math as math
import numpy as np import numpy as np
def lookAt(eyeX,eyeY,eyeZ,cX,cY,cZ,upX,upY,upZ): def lookAt(eyeX, eyeY, eyeZ, cX, cY, cZ, upX, upY, upZ):
F = np.matrix([cX-eyeX,cY-eyeY,cZ-eyeZ]) F = np.matrix([cX - eyeX, cY - eyeY, cZ - eyeZ])
UP = np.matrix([upX,upY,upZ]) UP = np.matrix([upX, upY, upZ])
f = F / math.sqrt(np.sum(np.square(F))) f = F / math.sqrt(np.sum(np.square(F)))
UP = UP / math.sqrt(np.sum(np.square(UP))) UP = UP / math.sqrt(np.sum(np.square(UP)))
s = np.cross(f,UP) s = np.cross(f, UP)
u = np.cross((s/math.sqrt(np.sum(np.square(s)))),f) u = np.cross((s / math.sqrt(np.sum(np.square(s)))), f)
mat = np.matrix([ mat = np.matrix([
[s[0,0],s[0,1],s[0,2],0], [s[0, 0], s[0, 1], s[0, 2], 0],
[u[0,0],u[0,1],u[0,2],0], [u[0, 0], u[0, 1], u[0, 2], 0],
[-f[0,0],-f[0,1],-f[0,2],0], [-f[0, 0], -f[0, 1], -f[0, 2], 0],
[0,0,0,1] [0, 0, 0, 1]
])
return np.transpose(mat)
def orthogonalMatrix(r,l,t,b,f,n):
mat = np.matrix([
[2/(r-l),0,0,-(r+l)/(r-l)],
[0,2/(t-b),0,-(t+b)/(t-b)],
[0,0,-2/(f-n),-(f+n)/(f-n)],
[0,0,0,1]
]) ])
return np.transpose(mat) return np.transpose(mat)
def perspectiveMatrix(fovy,aspect,znear,zfar): def orthogonalMatrix(r, l, t, b, f, n):
fovy_rads = fovy*math.pi/180 mat = np.matrix([
f = math.cos(fovy_rads/2.0)/math.sin(fovy_rads/2.0) [2 / (r - l), 0, 0, -(r + l) / (r - l)],
a = (zfar+znear)/(znear-zfar) [0, 2 / (t - b), 0, -(t + b) / (t - b)],
[0, 0, -2 / (f - n), -(f + n) / (f - n)],
[0, 0, 0, 1]
])
return np.transpose(mat)
def perspectiveMatrix(fovy, aspect, znear, zfar):
fovy_rads = fovy * math.pi / 180
f = math.cos(fovy_rads / 2.0) / math.sin(fovy_rads / 2.0)
a = (zfar + znear) / (znear - zfar)
b = (2 * zfar * znear) / (znear - zfar) b = (2 * zfar * znear) / (znear - zfar)
mat = np.matrix([[f/aspect,0,0,0], mat = np.matrix([[f / aspect, 0, 0, 0],
[0,f,0,0], [0, f, 0, 0],
[0,0,a,b], [0, 0, a, b],
[0,0,-1,0]],np.float32) [0, 0, -1, 0]], np.float32)
return np.transpose(mat) return np.transpose(mat)
def translate(x, y, z): def translate(x, y, z):
mat = np.matrix([[1, 0, 0, x], mat = np.matrix([[1, 0, 0, x],
[0, 1, 0, y], [0, 1, 0, y],
@ -50,16 +52,20 @@ def translate(x, y, z):
return np.transpose(mat) return np.transpose(mat)
def rotate(x,y,z,d4 = False):
def rotate(x, y, z, d4=False):
if not d4: if not d4:
mat = np.matrix([[1, 0, 0], [0, math.cos(x), -math.sin(x)], [0, math.sin(x), math.cos(x)]], np.float32) mat = np.matrix([[1, 0, 0], [0, math.cos(x), -math.sin(x)], [0, math.sin(x), math.cos(x)]], np.float32)
mat = mat * np.matrix([[math.cos(y), 0, -math.sin(y)], [0, 1, 0], [math.sin(y), 0, math.cos(y)]], np.float32) mat = mat * np.matrix([[math.cos(y), 0, -math.sin(y)], [0, 1, 0], [math.sin(y), 0, math.cos(y)]], np.float32)
mat = mat * np.matrix([[math.cos(z), -math.sin(z), 0], [math.sin(z), math.cos(z), 0], [0, 0, 1]], np.float32) mat = mat * np.matrix([[math.cos(z), -math.sin(z), 0], [math.sin(z), math.cos(z), 0], [0, 0, 1]], np.float32)
else: else:
mat = np.matrix([[1, 0, 0, 0], [0, math.cos(x), -math.sin(x), 0], [0, math.sin(x), math.cos(x), 0], [0, 0, 0, 1]], np.float32) mat = np.matrix(
mat = mat * np.matrix([[math.cos(y), 0, -math.sin(y), 0], [0, 1, 0, 0], [math.sin(y), 0, math.cos(y), 0], [0, 0, 0, 1]], np.float32) [[1, 0, 0, 0], [0, math.cos(x), -math.sin(x), 0], [0, math.sin(x), math.cos(x), 0], [0, 0, 0, 1]],
mat = mat * np.matrix([[math.cos(z), -math.sin(z), 0, 0], [math.sin(z), math.cos(z), 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]], np.float32) np.float32)
mat = mat * np.matrix(
[[math.cos(y), 0, -math.sin(y), 0], [0, 1, 0, 0], [math.sin(y), 0, math.cos(y), 0], [0, 0, 0, 1]],
np.float32)
mat = mat * np.matrix(
[[math.cos(z), -math.sin(z), 0, 0], [math.sin(z), math.cos(z), 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]],
np.float32)
return np.transpose(mat) return np.transpose(mat)

7
Objects/Cube/Cube.py
View file

@ -4,13 +4,16 @@ from OpenGL.GL import *
from Objects.Objects import * from Objects.Objects import *
import numpy as np import numpy as np
class Cube(Object): class Cube(Object):
GeometryShaderId = -1 GeometryShaderId = -1
def __init__(self): def __init__(self):
Object.__init__(self) Object.__init__(self)
if(Cube.GeometryShaderId == -1): if (Cube.GeometryShaderId == -1):
self.initializeShader() self.initializeShader()
def initializeShader(self)->bool:
def initializeShader(self) -> bool:
with open('./Objects/Cube/cube_geometry.glsl', 'r') as f: with open('./Objects/Cube/cube_geometry.glsl', 'r') as f:
geometry_shader_string = f.read() geometry_shader_string = f.read()
Cube.GeometryShaderId = glCreateShader(GL_GEOMETRY_SHADER) Cube.GeometryShaderId = glCreateShader(GL_GEOMETRY_SHADER)

17
Objects/Objects.py
View file

@ -1,19 +1,26 @@
import numpy as np import numpy as np
import typing import typing
class Object: class Object:
GeometryShaderId = -1 GeometryShaderId = -1
def draw(self)->bool:
def draw(self) -> bool:
return False return False
def initializeShader(self)->bool:
def initializeShader(self) -> bool:
return True return True
def __init__(self): def __init__(self):
self.pos = np.zeros((3)) self.pos = np.zeros((3))
self.color = np.zeros((3,)) self.color = np.zeros((3,))
self.programmId = -1 self.programmId = -1
def translate(self,M):
self.pos = np.array((np.concatenate((self.pos, [1])) * M)[0,0:3])[0] def translate(self, M):
self.pos = np.array((np.concatenate((self.pos, [1])) * M)[0, 0:3])[0]
return self return self
def setColor(self,R,G,B):
def setColor(self, R, G, B):
self.color[0] = R self.color[0] = R
self.color[1] = G self.color[1] = G
self.color[2] = B self.color[2] = B

50
Objects/Structure.py
View file

@ -22,20 +22,21 @@ def check_error(message):
return True return True
return False return False
class Structure: class Structure:
def __init__(self): def __init__(self):
self.Objects = {} self.Objects = {}
self.vais = {} self.vais = {}
self.Matrix = np.identity(4,np.float32) self.Matrix = np.identity(4, np.float32)
self.dirty = False self.dirty = False
def addShape(self,program,shape): def addShape(self, program, shape):
if not program in self.Objects.keys(): if not program in self.Objects.keys():
self.Objects[program] = [] self.Objects[program] = []
self.Objects[program].append(shape) self.Objects[program].append(shape)
self.dirty = True self.dirty = True
def removeShape(self,program,shape): def removeShape(self, program, shape):
if program in self.Objects.keys(): if program in self.Objects.keys():
self.Objects[program].remove(shape) self.Objects[program].remove(shape)
if len(self.Objects[program]) == 0: if len(self.Objects[program]) == 0:
@ -51,11 +52,12 @@ class Structure:
glEnableClientState(GL_COLOR_ARRAY) glEnableClientState(GL_COLOR_ARRAY)
self.vais = {} self.vais = {}
for key,objects in self.Objects.items(): for key, objects in self.Objects.items():
tvai = GLuint(-1) tvai = GLuint(0)
tpbi = -1 tpbi = GLuint(0)
tcbi = -1 tcbi = GLuint(0)
tsbi = -1 tsbi = GLuint(0)
glGenVertexArrays(1, tvai) glGenVertexArrays(1, tvai)
glBindVertexArray(tvai) glBindVertexArray(tvai)
@ -69,7 +71,7 @@ class Structure:
positions.append(o.pos[0]) positions.append(o.pos[0])
positions.append(o.pos[1]) positions.append(o.pos[1])
positions.append(o.pos[2]) positions.append(o.pos[2])
glBufferData(GL_ARRAY_BUFFER, np.asarray(positions), GL_STATIC_DRAW) glBufferData(GL_ARRAY_BUFFER, np.array(positions, dtype=np.float32), GL_STATIC_DRAW)
glVertexAttribPointer(vid, 3, GL_FLOAT, GL_FALSE, 0, None) glVertexAttribPointer(vid, 3, GL_FLOAT, GL_FALSE, 0, None)
check_error("Could not create position buffer") check_error("Could not create position buffer")
@ -80,14 +82,14 @@ class Structure:
colors.append(o.color[2]) colors.append(o.color[2])
tcbi = glGenBuffers(1) tcbi = glGenBuffers(1)
glBindBuffer(GL_ARRAY_BUFFER, tcbi) glBindBuffer(GL_ARRAY_BUFFER, tcbi)
glBufferData(GL_ARRAY_BUFFER, np.asarray(colors), GL_STATIC_DRAW) glBufferData(GL_ARRAY_BUFFER, np.array(colors, dtype=np.float32), GL_STATIC_DRAW)
vc = glGetAttribLocation(key, "MyInColor") vc = glGetAttribLocation(key, "MyInColor")
if vc != -1: if vc != -1:
glEnableVertexAttribArray(vc) glEnableVertexAttribArray(vc)
glVertexAttribPointer(vc, 3, GL_FLOAT, GL_FALSE, 0, None) glVertexAttribPointer(vc, 3, GL_FLOAT, GL_FALSE, 0, None)
check_error("Could not create color buffer") check_error("Could not create color buffer")
if hasattr(objects[0],'size'): if hasattr(objects[0], 'size'):
sizes = [] sizes = []
for o in objects: for o in objects:
sizes.append(o.size[0]) sizes.append(o.size[0])
@ -95,7 +97,7 @@ class Structure:
sizes.append(o.size[2]) sizes.append(o.size[2])
tsbi = glGenBuffers(1) tsbi = glGenBuffers(1)
glBindBuffer(GL_ARRAY_BUFFER, tsbi) glBindBuffer(GL_ARRAY_BUFFER, tsbi)
glBufferData(GL_ARRAY_BUFFER, np.asarray(sizes), GL_STATIC_DRAW) glBufferData(GL_ARRAY_BUFFER, np.array(sizes, dtype=np.float32), GL_STATIC_DRAW)
vs = glGetAttribLocation(key, "MyInSize") vs = glGetAttribLocation(key, "MyInSize")
if vs != -1: if vs != -1:
glEnableVertexAttribArray(vs) glEnableVertexAttribArray(vs)
@ -103,26 +105,26 @@ class Structure:
check_error("Could not create size buffer") check_error("Could not create size buffer")
glBindVertexArray(0) glBindVertexArray(0)
self.vais[key] = (tvai,tpbi,tcbi,tsbi) self.vais[key] = (tvai, tpbi, tcbi, tsbi)
self.dirty = False self.dirty = False
def clearVertexArrays(self): def clearVertexArrays(self):
for key,(a,p,c,s) in self.vais.items(): for key, (a, p, c, s) in self.vais.items():
if p != -1: if p != -1:
glDisableVertexAttribArray(p) glDisableVertexAttribArray(p)
glDeleteBuffers(1,[p]) glDeleteBuffers(1, [p])
if c != -1: if c != -1:
glDisableVertexAttribArray(c) glDisableVertexAttribArray(c)
glDeleteBuffers(1,[c]) glDeleteBuffers(1, [c])
if s != -1 and s != GLuint(-1): if s != -1 and s != GLuint(-1):
glDisableVertexAttribArray(s) glDisableVertexAttribArray(s)
glDeleteBuffers(1,[s]) glDeleteBuffers(1, [s])
glDeleteVertexArrays(1, a) glDeleteVertexArrays(1, a)
check_error("Could not destroy vertex array") check_error("Could not destroy vertex array")
def render(self,projMatrix,geometryRotMatrix,alternateprograms = None): def render(self, projMatrix, geometryRotMatrix, alternateprograms=None):
for key,tupel in self.vais.items(): for key, tupel in self.vais.items():
if alternateprograms == None: if alternateprograms == None:
program_id = key program_id = key
else: else:
@ -150,17 +152,19 @@ class Structure:
else: else:
return False return False
class CompoundStructure: class CompoundStructure:
def __init__(self): def __init__(self):
self.Structures = [] self.Structures = []
def addStructure(self, structure : Structure, M : np.matrix = np.identity(4, np.float), R : np.matrix = np.identity(3, np.float)): def addStructure(self, structure: Structure, M: np.matrix = np.identity(4, np.float),
self.Structures.append((structure,M,R)) R: np.matrix = np.identity(3, np.float)):
self.Structures.append((structure, M, R))
def render(self,projMatrix,geometryRotMatrix,alternateprograms = None): def render(self, projMatrix, geometryRotMatrix, alternateprograms=None):
for (structure, M, R) in self.Structures: for (structure, M, R) in self.Structures:
structure.buildvertexArrays() structure.buildvertexArrays()
structure.render(M*projMatrix, R*geometryRotMatrix, alternateprograms) structure.render(M * projMatrix, R * geometryRotMatrix, alternateprograms)
def __eq__(self, other): def __eq__(self, other):
if type(other) is type(self): if type(other) is type(self):

48
fragment.glsl
View file

@ -21,13 +21,19 @@ const float specFactor = 1.0;
const float shininess = 16.0; const float shininess = 16.0;
const float screenGamma = 2.2; const float screenGamma = 2.2;
const float pitl = 2*3.14159265359 / 16.0; const float pitl = 2*3.14159265359 / 16.0;
const float circlelength = 700.0; const float circlelength = 100000.0;
bool isVisible(int i, vec2 offs, float lambertian) bool isVisible(int i, vec2 offs, float lambertian)
{ {
float bias = 0.005*tan(acos(lambertian)); // float bias = 0.005*tan(acos(lambertian));
bias = clamp(bias,0.0,0.01);//*tan(acos(dot(normal,-normalize(lightpos[i] - pos.xyz)))); // bias = clamp(bias,0.0,0.01);//*tan(acos(dot(normal,-normalize(lightpos[i] - pos.xyz))));
return !(texture(ShadowMaps[i],lightviewpos[i].xy + offs).x < (lightviewpos[i].z - bias)); // return !(texture(ShadowMaps[i],lightviewpos[i].xy + offs).x < (lightviewpos[i].z - bias));
vec2 size = textureSize(ShadowMaps[i], 0);
float bias = (1.0 / (10.0 * max(size.x, size.y)))*sin(acos(lambertian));
// bias = 0.0001*(1.0 - lambertian);
// bias = max(bias, 0.001);
return !((texture(ShadowMaps[i],lightviewpos[i].xy + offs).x) < (lightviewpos[i].z - bias));
} }
void main() void main()
@ -36,7 +42,7 @@ void main()
for(int i = 0; i < numLights; i++){ for(int i = 0; i < numLights; i++){
vec3 lightDir = -normalize(lightpos[i] - pos.xyz); vec3 lightDir = -normalize(lightpos[i] - pos.xyz);
float lambertian = max(dot(normalize(normal),lightDir),0.0); float lambertian = dot(normalize(normal),lightDir);
float cosTheta = clamp(dot(normalize(normal),-lightDir), 0.0, 1.0); float cosTheta = clamp(dot(normalize(normal),-lightDir), 0.0, 1.0);
float specular = 0; float specular = 0;
vec3 viewDir = normalize(-pos.xyz); vec3 viewDir = normalize(-pos.xyz);
@ -45,29 +51,25 @@ void main()
specular = int(lambertian > 0)*pow(specAngle, shininess); specular = int(lambertian > 0)*pow(specAngle, shininess);
//int visible = int(!(texture(ShadowMaps,lightpos[i].xy/2 + vec2(0.5,0.5)).z < (lightpos[i].z))); //int visible = int(!(texture(ShadowMaps,lightpos[i].xy/2 + vec2(0.5,0.5)).z < (lightpos[i].z)));
float visible = 0; float visible = 0;
for(int j = 0; j < 4; j++){ int count = 0;
vec2 offs = vec2(cos(j*4*pitl),sin(j*4*pitl)) / circlelength;
visible += float(isVisible(i, offs,cosTheta)) * 1.0/16.0; vec2 texelSize = 1.0 / textureSize(ShadowMaps[i], 0);
} for(int x = -2; x <= 2; x++){
if(visible == 0.25) for(int y = -2; y <= 2; y++){
visible = 1.0; vec2 offs = vec2(x, y) * texelSize;
else visible += float(int(isVisible(i, offs, lambertian))) * 1.0/25.0;
visible = 0; }
for(int j = 0; j < 16; j++){ }
vec2 offs = vec2(cos(j*pitl),sin(j*pitl)) / circlelength; bool condition = visible >= (1.0/5.0);
visible += float(isVisible(i, offs,cosTheta)) * 1.0/16.0; visible = float(condition) * 1.0 + float(!condition) * visible;
}
colorLinear += (visible * 0.5 + 0.5) *(lambertian * diffuseFactor * colorin * lightColor[i] + specular * specFactor*colorin); colorLinear += (visible * 0.5 + 0.0) *(lambertian * diffuseFactor * colorin * lightColor[i] + specular * specFactor*colorin) * (200.0/(length(lightpos[i] - pos.xyz) * length(lightpos[i] - pos.xyz)));
colorLinear /= dot(lightpos[i] - pos.xyz, lightpos[i] - pos.xyz)/200;
//colorLinear = vec3(visible * specular);
} }
vec3 colorGammaCorrected = colorLinear;//pow(colorLinear, vec3(1.0/screenGamma)); vec3 colorGammaCorrected = colorLinear;//pow(colorLinear, vec3(1.0/screenGamma));
colorOut = vec4(colorGammaCorrected,1.0);
//colorOut = vec4(colorin, 1.0)*max(dot(normal,normalize(vec3(0.0,0.0,10.0)-pos)),0.0);
colorOut = vec4(colorGammaCorrected,1.0) * float(gl_FragCoord.y <= 768 && gl_FragCoord.x <= 1024 && gl_FragCoord.x >= 0 && gl_FragCoord.y >= 0);
depth = gl_FragCoord.z; depth = gl_FragCoord.z;
} }

338
main.py
View file

@ -1,3 +1,8 @@
import random
import sys
print('64' if sys.maxsize > 2 ** 32 else '32')
from wsgiref.validate import check_errors from wsgiref.validate import check_errors
from OpenGL.GL.ARB.vertex_array_object import glDeleteVertexArrays from OpenGL.GL.ARB.vertex_array_object import glDeleteVertexArrays
@ -28,23 +33,25 @@ program2_id = 0
program3_id = 0 program3_id = 0
start = time.time() start = time.time()
frames = 0 frames = 0
width = 1024 width = 1920
height = 768 height = 1080
opening = 45 opening = 45
l = Light() l = Light()
def main(): def main():
lm = LightingManager() lm = LightingManager()
#lm.addRenderStep(0,0) # lm.addRenderStep(0,0)
#lm.addRenderStep(1,1) # lm.addRenderStep(1,1)
#lm.removeRenderStep(0,0) # lm.removeRenderStep(0,0)
glutInit(sys.argv) glutInit(sys.argv)
w = width w = width
h = height h = height
glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH) glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH)
glutInitWindowSize(w,h) glutInitWindowSize(w, h)
glutCreateWindow(name) glutCreateWindow(name)
#glutEnterGameMode() # glutEnterGameMode()
print("Vendor:", glGetString(GL_VENDOR)) print("Vendor:", glGetString(GL_VENDOR))
print("Renderer:", glGetString(GL_RENDERER)) print("Renderer:", glGetString(GL_RENDERER))
@ -54,16 +61,15 @@ def main():
c = Cube() c = Cube()
cuboid = Cuboid() cuboid = Cuboid()
glClearColor(0., 0., 0., 1.)
glClearColor(0.,0.,0.,1.) # glShadeModel(GL_SMOOTH)
#glShadeModel(GL_SMOOTH) # glDisable(GL_CULL_FACE)
#glDisable(GL_CULL_FACE)
glEnable(GL_CULL_FACE) glEnable(GL_CULL_FACE)
glCullFace(GL_BACK) glCullFace(GL_BACK)
glEnable(GL_TEXTURE_2D) glEnable(GL_TEXTURE_2D)
glEnable(GL_DEPTH_TEST) glEnable(GL_DEPTH_TEST)
#glEnable(GL_LIGHTING) # glEnable(GL_LIGHTING)
'''lightZeroPosition = [10.,4.,10.,1.] '''lightZeroPosition = [10.,4.,10.,1.]
lightZeroColor = [0.8,1.0,0.8,1.0] #green tinged lightZeroColor = [0.8,1.0,0.8,1.0] #green tinged
glLightfv(GL_LIGHT0, GL_POSITION, lightZeroPosition) glLightfv(GL_LIGHT0, GL_POSITION, lightZeroPosition)
@ -78,12 +84,10 @@ def main():
'''glMatrixMode(GL_PROJECTION) '''glMatrixMode(GL_PROJECTION)
gluPerspective(40.,1.,1.,40.) gluPerspective(40.,1.,1.,40.)
glMatrixMode(GL_MODELVIEW)''' glMatrixMode(GL_MODELVIEW)'''
#gluLookAt(0,0,10, # gluLookAt(0,0,10,
# 0,0,0, # 0,0,0,
# 0,1,0) # 0,1,0)
#glPushMatrix() # glPushMatrix()
glViewport(0, 0, w,h)
glFrustum(-10,10,-10,10,0.01,100)
with open('passthroughvertex.glsl', 'r') as f: with open('passthroughvertex.glsl', 'r') as f:
vertex_shader_string = f.read() vertex_shader_string = f.read()
@ -120,29 +124,38 @@ def main():
global program_id, program2_id, program3_id global program_id, program2_id, program3_id
program_id = glCreateProgram() program_id = glCreateProgram()
glAttachShader(program_id, vertex_shader_id) glAttachShader(program_id, vertex_shader_id)
glAttachShader(program_id,Cube.GeometryShaderId) glAttachShader(program_id, Cube.GeometryShaderId)
#glAttachShader(program_id, Cuboid.GeometryShaderId) # glAttachShader(program_id, Cuboid.GeometryShaderId)
glAttachShader(program_id, fragment_shader_id) glAttachShader(program_id, fragment_shader_id)
#glAttachShader(program_id, l.FragmentShaderId) # glAttachShader(program_id, l.FragmentShaderId)
glLinkProgram(program_id) glLinkProgram(program_id)
global struct, cstruct global struct, cstruct
struct = Structure() struct = Structure()
struct.addShape(program_id,Cube().translate(translate(0, 0, 1)).setColor(1, 1, 0)) struct.addShape(program_id, Cube().translate(translate(0, 0, 1)).setColor(1, 1, 0))
struct.addShape(program_id, Cube().translate(translate(1, 1, 0)).setColor(0, 0, 1)) # struct.addShape(program_id, Cube().translate(translate(1, 1, 0)).setColor(0, 0, 1))
struct.addShape(program_id, Cube().translate(translate(1, 0, 0)).setColor(0, 1, 0)) # struct.addShape(program_id, Cube().translate(translate(1, 0, 0)).setColor(0, 1, 0))
struct.addShape(program_id, Cube().translate(translate(1, -1, 0)).setColor(1, 0, 0)) # struct.addShape(program_id, Cube().translate(translate(1, -1, 0)).setColor(1, 0, 0))
struct.addShape(program_id, Cube().translate(translate(0, -1, 0)).setColor(0, 1, 0)) # struct.addShape(program_id, Cube().translate(translate(0, -1, 0)).setColor(0, 1, 0))
struct.addShape(program_id, Cube().translate(translate(-1, -1, 0)).setColor(0, 0, 1)) # struct.addShape(program_id, Cube().translate(translate(-1, -1, 0)).setColor(0, 0, 1))
struct.addShape(program_id, Cube().translate(translate(-1, 0, 0)).setColor(0, 1, 1)) # struct.addShape(program_id, Cube().translate(translate(-1, 0, 0)).setColor(0, 1, 1))
struct.addShape(program_id, Cube().translate(translate(-1, 1, 0)).setColor(1, 1, 1)) # struct.addShape(program_id, Cube().translate(translate(-1, 1, 0)).setColor(1, 1, 1))
struct.addShape(program_id, Cube().translate(translate(0, 1, 0)).setColor(0, 0, 1)) # struct.addShape(program_id, Cube().translate(translate(0, 1, 0)).setColor(0, 0, 1))
for x_pos in range(-10, 10, 1):
for y_pos in range(-10, 10):
struct.addShape(program_id, Cube().translate(translate(x_pos, y_pos, 0)).setColor(
random.randint(0, 100) / 100.0, random.randint(0, 100) / 100.0, random.randint(0, 100) / 100.0))
struct.buildvertexArrays() struct.buildvertexArrays()
struct.clearVertexArrays()
# struct.clearVertexArrays()
cstruct = CompoundStructure() cstruct = CompoundStructure()
cstruct.addStructure(struct) cstruct.addStructure(struct)
program3_id = l.getDepthProgram(vertex_shader_id,Cube.GeometryShaderId) program3_id = l.getDepthProgram(vertex_shader_id, Cube.GeometryShaderId)
program2_id = glCreateProgram() program2_id = glCreateProgram()
glAttachShader(program2_id, passthrough_vertex_shader_id) glAttachShader(program2_id, passthrough_vertex_shader_id)
@ -152,16 +165,16 @@ def main():
if glGetProgramiv(program_id, GL_LINK_STATUS) != GL_TRUE: if glGetProgramiv(program_id, GL_LINK_STATUS) != GL_TRUE:
raise RuntimeError(glGetProgramInfoLog(program_id)) raise RuntimeError(glGetProgramInfoLog(program_id))
global vai, pbi,cbi,vai2,vai3 global vai, pbi, cbi, vai2, vai3
vai, pbi, cbi = create_vertex_buffers(np.array([0, 0, 1, vai, pbi, cbi = create_vertex_buffers(np.array([0, 0, 1,
1,1,0, 1, 1, 0,
1, 0, 0, 1, 0, 0,
1, -1, 0, 1, -1, 0,
0, -1, 0, 0, -1, 0,
-1, -1, 0, -1, -1, 0,
-1, 0, 0, -1, 0, 0,
-1, 1, 0, -1, 1, 0,
0, 1, 0],dtype=np.float32), 0, 1, 0], dtype=np.float32),
np.array([1, 1, 0, np.array([1, 1, 0,
0, 0, 1, 0, 0, 1,
0, 1, 0, 0, 1, 0,
@ -170,15 +183,15 @@ def main():
0, 0, 1, 0, 0, 1,
0, 1, 1, 0, 1, 1,
1, 1, 1, 1, 1, 1,
0, 0, 1],dtype=np.float32), program_id, 0, 0, 1], dtype=np.float32), program_id,
sizes=np.array( sizes=np.array(
[0.5, 1.5, 1.5, [0.5, 1.5, 1.5,
0.5, 1.5, 1.5, 0.5, 1.5, 1.5,
0.5, 1.5, 1.5],dtype=np.float32)) 0.5, 1.5, 1.5], dtype=np.float32))
v = [] v = []
color = [] color = []
for i in range(-11,12): for i in range(-11, 12):
for j in range(-11,12): for j in range(-11, 12):
v.append(i) v.append(i)
v.append(j) v.append(j)
v.append(0) v.append(0)
@ -186,7 +199,6 @@ def main():
color.append(1) color.append(1)
color.append(1) color.append(1)
'''vai, pbi, cbi = create_vertex_buffers(np.array(v, dtype=np.float32), '''vai, pbi, cbi = create_vertex_buffers(np.array(v, dtype=np.float32),
np.array(color, dtype=np.float32), program_id, np.array(color, dtype=np.float32), program_id,
sizes=np.array( sizes=np.array(
@ -194,18 +206,18 @@ def main():
0.5, 1.5, 1.5, 0.5, 1.5, 1.5,
0.5, 1.5, 1.5], dtype=np.float32))''' 0.5, 1.5, 1.5], dtype=np.float32))'''
vai2, _, _ = create_vertex_buffers(np.array([0.4,0.4,0, vai2, _, _ = create_vertex_buffers(np.array([0.4, 0.4, 0,
1,0.4,0, 1, 0.4, 0,
0.4,1,0, 0.4, 1, 0,
0.4,1,0, 0.4, 1, 0,
1,0.4,0, 1, 0.4, 0,
1,1,0], dtype=np.float32), 1, 1, 0], dtype=np.float32),
np.array([0,0,0, np.array([0, 0, 0,
1,0,0, 1, 0, 0,
0,1,0, 0, 1, 0,
0,1,0, 0, 1, 0,
1,0,0, 1, 0, 0,
1,1,0],dtype=np.float32),program2_id) 1, 1, 0], dtype=np.float32), program2_id)
vai3, _, _ = create_vertex_buffers(np.array([-1, -1, 0, vai3, _, _ = create_vertex_buffers(np.array([-1, -1, 0,
1, -1, 0, 1, -1, 0,
-1, 1, 0, -1, 1, 0,
@ -218,51 +230,54 @@ def main():
0, 1, 0, 0, 1, 0,
1, 0, 0, 1, 0, 0,
1, 1, 0], dtype=np.float32), program2_id) 1, 1, 0], dtype=np.float32), program2_id)
struct.render(projMatrix,rotate(rx, 0, 0)) struct.render(projMatrix, rotate(rx, 0, 0))
glutMainLoop() glutMainLoop()
return return
projMatrix = perspectiveMatrix(45.0, 400 / 400, 0.01, 100.0); projMatrix = perspectiveMatrix(45.0, 400 / 400, 0.01, 100.0);
def check_error(message): def check_error(message):
gl_error = glGetError() gl_error = glGetError()
if (gl_error != GL_NO_ERROR): if gl_error != GL_NO_ERROR:
print("Error: " + message) print("Error: " + message)
if (gluErrorString(gl_error)): if gluErrorString(gl_error):
print(gluErrorString(gl_error)) print(gluErrorString(gl_error))
else: else:
print(hex(gl_error)) print(hex(gl_error))
return True return True
return False return False
def create_vertex_buffers(positions,colors,program_id,sizes=np.array([])):
def create_vertex_buffers(positions, colors, program_id, sizes=np.array([])):
glEnableClientState(GL_VERTEX_ARRAY) glEnableClientState(GL_VERTEX_ARRAY)
glEnableClientState(GL_TEXTURE_COORD_ARRAY) glEnableClientState(GL_TEXTURE_COORD_ARRAY)
glEnableClientState(GL_NORMAL_ARRAY) glEnableClientState(GL_NORMAL_ARRAY)
glEnableClientState(GL_COLOR_ARRAY) glEnableClientState(GL_COLOR_ARRAY)
#global vai, pbi, cbi # global vai, pbi, cbi
tvai = GLuint(0) tvai = GLuint(0)
tpbi = GLuint(0) tpbi = GLuint(0)
tcbi = GLuint(0) tcbi = GLuint(0)
#test = glGetString(GL_VERSION) # test = glGetString(GL_VERSION)
glGenVertexArrays(1,tvai) glGenVertexArrays(1, tvai)
glBindVertexArray(tvai) glBindVertexArray(tvai)
vid = glGetAttribLocation(program_id,"in_position") vid = glGetAttribLocation(program_id, "in_position")
glEnableVertexAttribArray(vid) glEnableVertexAttribArray(vid)
tpbi = glGenBuffers(1) tpbi = glGenBuffers(1)
glBindBuffer(GL_ARRAY_BUFFER,tpbi) glBindBuffer(GL_ARRAY_BUFFER, tpbi)
glBufferData(GL_ARRAY_BUFFER,positions,GL_STATIC_DRAW) glBufferData(GL_ARRAY_BUFFER, positions, GL_STATIC_DRAW)
glVertexAttribPointer(vid,3,GL_FLOAT,GL_FALSE,0,None) glVertexAttribPointer(vid, 3, GL_FLOAT, GL_FALSE, 0, None)
check_error("Could not create position buffer") check_error("Could not create position buffer")
tcbi = glGenBuffers(1) tcbi = glGenBuffers(1)
glBindBuffer(GL_ARRAY_BUFFER,tcbi) glBindBuffer(GL_ARRAY_BUFFER, tcbi)
glBufferData(GL_ARRAY_BUFFER, colors,GL_STATIC_DRAW) glBufferData(GL_ARRAY_BUFFER, colors, GL_STATIC_DRAW)
vc = glGetAttribLocation(program_id, "MyInColor") vc = glGetAttribLocation(program_id, "MyInColor")
if vc != -1: if vc != -1:
glEnableVertexAttribArray(vc) glEnableVertexAttribArray(vc)
@ -271,45 +286,48 @@ def create_vertex_buffers(positions,colors,program_id,sizes=np.array([])):
if len(sizes) > 0: if len(sizes) > 0:
sbi = glGenBuffers(1) sbi = glGenBuffers(1)
glBindBuffer(GL_ARRAY_BUFFER,sbi) glBindBuffer(GL_ARRAY_BUFFER, sbi)
glBufferData(GL_ARRAY_BUFFER,sizes,GL_STATIC_DRAW) glBufferData(GL_ARRAY_BUFFER, sizes, GL_STATIC_DRAW)
vs = glGetAttribLocation(program_id, "MyInSize") vs = glGetAttribLocation(program_id, "MyInSize")
if vs != -1: if vs != -1:
glEnableVertexAttribArray(vs) glEnableVertexAttribArray(vs)
glVertexAttribPointer(vs, 3, GL_FLOAT, GL_FALSE, 0 ,None) glVertexAttribPointer(vs, 3, GL_FLOAT, GL_FALSE, 0, None)
check_error("Could not create size buffer") check_error("Could not create size buffer")
glBindVertexArray(0) glBindVertexArray(0)
return tvai, tpbi, tcbi return tvai, tpbi, tcbi
def clear_buffer(buffer_id): def clear_buffer(buffer_id):
glDisableVertexAttribArray(buffer_id) glDisableVertexAttribArray(buffer_id)
glDeleteBuffers(1,[buffer_id]) glDeleteBuffers(1, [buffer_id])
def clear_vertex_array(va_id): def clear_vertex_array(va_id):
glDeleteVertexArrays(1,va_id) glDeleteVertexArrays(1, va_id)
check_error("Could not destroy vertex array") check_error("Could not destroy vertex array")
vai, pbi, cbi = 0,0,0
vai2,pbi2,cbi2 = 0,0,0 vai, pbi, cbi = 0, 0, 0
vai3,pbi3,cbi3 = 0,0,0 vai2, pbi2, cbi2 = 0, 0, 0
vai3, pbi3, cbi3 = 0, 0, 0
rx = 0 rx = 0
ry = 0 ry = 0
def render(program_id,projMatrix,vai,x,y,z,alternateprograms = None):
def render(program_id, projMatrix, vai, x, y, z, alternateprograms=None):
global struct, cstruct global struct, cstruct
cstruct.render(translate(x, y, z) * rotate(0,ry,0,True) * projMatrix,rotate(rx, 0, 0),alternateprograms)
cstruct.render(translate(x, y, z) * rotate(0, ry, 0, True) * projMatrix, rotate(rx, 0, 0), alternateprograms)
'''glUseProgram(program_id) '''
glUseProgram(program_id)
check_error("Renderingprogram is not initialized!") check_error("Renderingprogram is not initialized!")
projection = glGetUniformLocation(program_id, 'projModelViewMatrix') projection = glGetUniformLocation(program_id, 'projModelViewMatrix')
rot = glGetUniformLocation(program_id, 'rotMatrix') rot = glGetUniformLocation(program_id, 'rotMatrix')
glUniformMatrix4fv(projection, 1, GL_FALSE, np.array(translate(x, y, z) * rotate(0,ry,0,True) * projMatrix)) glUniformMatrix4fv(projection, 1, GL_FALSE, np.array(translate(x, y, z) * rotate(rx, 0, 0, True) * projMatrix, dtype=np.float32))
glUniformMatrix3fv(rot, 1, GL_FALSE, np.array(rotate(rx, 0, 0))) glUniformMatrix3fv(rot, 1, GL_FALSE, np.array(rotate(rx, 0, 0), dtype=np.float32))
glBindVertexArray(vai) glBindVertexArray(vai)
@ -317,7 +335,9 @@ def render(program_id,projMatrix,vai,x,y,z,alternateprograms = None):
check_error("Rendering problem") check_error("Rendering problem")
glBindVertexArray(0) glBindVertexArray(0)
glUseProgram(0)''' glUseProgram(0)
'''
def display(): def display():
'''if time.time() - start >= 1: '''if time.time() - start >= 1:
@ -328,18 +348,27 @@ def display():
else: else:
global frames global frames
frames += 1''' frames += 1'''
glClearColor(0, 0, 0, 0)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT) glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
global l global l
l.prepareForDepthMapping() l.prepareForDepthMapping()
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT) glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
#newMat = orthogonalMatrix(10, -10, 10, -10, 10, -10) * lookAt(cx, cy, 5, 0, 0, 0, 0, 1,0) * np.identity(4) # newMat = orthogonalMatrix(10, -10, 10, -10, 10, -10) * lookAt(cx, cy, 5, 0, 0, 0, 0, 1,0) * np.identity(4)
#newMat = translate(0, 0, -10) * newMat # newMat = translate(0, 0, -10) * newMat
global projMatrix
projMatrix = perspectiveMatrix(45, float(width) / float(height), 0.01, 100.0)
newMat = translate(-cx, -cy, -2) * lookAt(cx, cy, 2, 0, 0, 0, 0, 1, 0) * perspectiveMatrix(opening,
float(l.map_size) /
float(l.map_size),
0.01, 100.0)
l.pos = [-cx, -cy, -2]
l.ModelviewProjectionMatrix = newMat
l.lightColor = [1, 1, 1]
newMat = translate(-cx,-cy,-5)*lookAt(cx,cy,5,0,0,0,0,1,0) * perspectiveMatrix(opening,float(width)/float(height),0.01,100.0)
oldMat = rotate(0, -0.5, 0, True) * projMatrix
glUseProgram(program3_id) glUseProgram(program3_id)
widthid = glGetUniformLocation(program3_id, 'width') widthid = glGetUniformLocation(program3_id, 'width')
heightid = glGetUniformLocation(program3_id, 'height') heightid = glGetUniformLocation(program3_id, 'height')
@ -352,10 +381,11 @@ def display():
altPrId = {} altPrId = {}
altPrId[program_id] = program3_id altPrId[program_id] = program3_id
render(program3_id, newMat, vai, 0, 0, 0,altPrId) render(program3_id, newMat, vai, 0, 0, 0, altPrId)
glFlush() glFlush()
l.finishDepthMapping() l.finishDepthMapping()
resize(width, height)
glClearColor(1, 0, 0, 0)
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT) glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
glUseProgram(program_id) glUseProgram(program_id)
@ -365,20 +395,15 @@ def display():
farid = glGetUniformLocation(program_id, 'far') farid = glGetUniformLocation(program_id, 'far')
glUniform1f(nearid, 0.01) glUniform1f(nearid, 0.01)
glUniform1f(farid, 100) glUniform1f(farid, 100)
glUniform1f(widthid,width) glUniform1f(widthid, width)
glUniform1f(heightid, height) glUniform1f(heightid, height)
lightProjModelViewMatrix = glGetUniformLocation(program_id, 'lightProjModelViewMatrix') lightProjModelViewMatrix = glGetUniformLocation(program_id, 'lightProjModelViewMatrix')
numLights = glGetUniformLocation(program_id, 'numLights') numLights = glGetUniformLocation(program_id, 'numLights')
lightpos = glGetUniformLocation(program_id, 'lightpos') lightpos = glGetUniformLocation(program_id, 'lightpos')
lightcolorid = glGetUniformLocation(program_id, 'lightColor') lightcolorid = glGetUniformLocation(program_id, 'lightColor')
l.pos = [-cx, -cy, -5] glUniformMatrix4fv(lightProjModelViewMatrix, 1, GL_FALSE, np.array(l.ModelviewProjectionMatrix))
l.ModelviewProjectionMatrix = newMat
l.lightColor = [1,1,1]
glUniformMatrix4fv(lightProjModelViewMatrix,1,GL_FALSE,np.array(l.ModelviewProjectionMatrix))
glUniform1iv(numLights, 1, 1) glUniform1iv(numLights, 1, 1)
glUniform3fv(lightpos, 1, l.pos) glUniform3fv(lightpos, 1, l.pos)
glUniform3fv(lightcolorid, 1, l.lightColor) glUniform3fv(lightcolorid, 1, l.lightColor)
@ -386,15 +411,15 @@ def display():
texID = glGetUniformLocation(program_id, 'ShadowMaps') texID = glGetUniformLocation(program_id, 'ShadowMaps')
glActiveTexture(GL_TEXTURE0) glActiveTexture(GL_TEXTURE0)
glBindTexture(GL_TEXTURE_2D, l.DepthBuffer) glBindTexture(GL_TEXTURE_2D, l.DepthBuffer)
glUniform1iv(texID,1, 0) glUniform1iv(texID, 1, 0)
render(program_id,projMatrix,vai,0,0,-10) glViewport(0, 0, width, height)
render(program_id, translate(0, 0, -10) * lookAt(0, 0, 10, 0, 0, 0, 0, 1, 0) * projMatrix, vai, 0, 0, 0)
temp, _, _ = create_vertex_buffers(np.array([cx, cy, 5], dtype=np.float32),
np.array([1, 1, 0], dtype=np.float32), program_id)
render(program_id, projMatrix, temp, 0, 0, -10)
#ry += 0.05
# temp, _, _ = create_vertex_buffers(np.array([cx, cy, 5], dtype=np.float32),
# np.array([1, 1, 0], dtype=np.float32), program_id)
# render(program_id, projMatrix, temp, 0, 0, -10)
# ry += 0.05
glUseProgram(program2_id) glUseProgram(program2_id)
check_error("Renderingprogram is not initialized!") check_error("Renderingprogram is not initialized!")
@ -407,107 +432,114 @@ def display():
glBindVertexArray(vai2) glBindVertexArray(vai2)
glDrawArrays(GL_TRIANGLES, 0, 6) glDrawArrays(GL_TRIANGLES, 0, 6)
check_error("Rendering problem") check_error("Rendering problem")
glBindVertexArray(0) glBindVertexArray(0)
glUseProgram(0) glUseProgram(0)
glFlush() glFlush()
glFlush()
glutSwapBuffers() glutSwapBuffers()
global rx global rx
#rx += 0.025 # rx += 0.025
global ry global ry
glutPostRedisplay() glutPostRedisplay()
return return
cx = 0 cx = 0
cy = 0 cy = 0
def display2():
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
global l
l.prepareForDepthMapping()
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
newMat = orthogonalMatrix(10, -10, 10, -10, 20, 0.01) * lookAt(-cx, -cy, 1, 0, 0, 0, 0, 1, 0) * np.identity(4)
newMat = translate(5,0,-10)*lookAt(-5,0,10,0,0,0,0,1,0) * projMatrix
oldMat = rotate(0,-0.5,0,True) * projMatrix
glUseProgram(program3_id)
widthid = glGetUniformLocation(program3_id, 'width')
heightid = glGetUniformLocation(program3_id, 'height')
nearid = glGetUniformLocation(program3_id, 'near')
farid = glGetUniformLocation(program3_id, 'far')
glUniform1f(nearid, 0.01)
glUniform1f(farid, 100)
glUniform1f(widthid, width)
glUniform1f(heightid, height)
render(program3_id, newMat,vai,0,0,0)
glFlush()
l.finishDepthMapping()
glUseProgram(program2_id) # def display2():
check_error("Renderingprogram is not initialized!") # glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
# global l
# l.prepareForDepthMapping()
# glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
#
# newMat = orthogonalMatrix(10, -10, 10, -10, 20, 0.01) * lookAt(-cx, -cy, 1, 0, 0, 0, 0, 1, 0) * np.identity(4)
# newMat = translate(5, 0, -10) * lookAt(-5, 0, 10, 0, 0, 0, 0, 1, 0) * projMatrix
# oldMat = rotate(0, -0.5, 0, True) * projMatrix
# glUseProgram(program3_id)
# widthid = glGetUniformLocation(program3_id, 'width')
# heightid = glGetUniformLocation(program3_id, 'height')
# nearid = glGetUniformLocation(program3_id, 'near')
# farid = glGetUniformLocation(program3_id, 'far')
# glUniform1f(nearid, 0.01)
# glUniform1f(farid, 100)
# glUniform1f(widthid, width)
# glUniform1f(heightid, height)
# render(program3_id, newMat, vai, 0, 0, 0)
# glFlush()
# l.finishDepthMapping()
#
# glUseProgram(program2_id)
# check_error("Renderingprogram is not initialized!")
#
# texID = glGetUniformLocation(program2_id, "Tex")
# glActiveTexture(GL_TEXTURE0)
# glBindTexture(GL_TEXTURE_2D, l.DepthBuffer)
# glUniform1i(texID, 0)
#
# glBindVertexArray(vai3)
# glDrawArrays(GL_TRIANGLES, 0, 6)
# check_error("Rendering problem")
# glBindVertexArray(0)
# glUseProgram(0)
# glFlush()
# glutSwapBuffers()
# glutPostRedisplay()
texID = glGetUniformLocation(program2_id, "Tex")
glActiveTexture(GL_TEXTURE0)
glBindTexture(GL_TEXTURE_2D,l.DepthBuffer)
glUniform1i(texID,0)
glBindVertexArray(vai3) def resize(w, h):
glDrawArrays(GL_TRIANGLES, 0, 6) w = max(w, 1)
check_error("Rendering problem") h = max(h, 1)
glBindVertexArray(0) glViewport(0, 0, w, h)
glUseProgram(0)
glFlush()
glutSwapBuffers()
glutPostRedisplay()
def resize(w,h):
glViewport(0,0,w,h)
global projMatrix global projMatrix
projMatrix = perspectiveMatrix(45.0,float(w)/float(h),0.01,100.0) projMatrix = perspectiveMatrix(45.0, float(w) / float(h), 0.01, 100.0)
global width, height global width, height
width = w width = w
height = h height = h
def keyboardHandler(key:int,x:int,y:int): def keyboardHandler(key: int, x: int, y: int):
if key == b'\x1b': if key == b'\x1b':
exit() exit()
global rx
global cx
global cy
global opening
if key == b'+': if key == b'+':
global rx
rx += 0.25 rx += 0.25
if key == b'-': if key == b'-':
global rx
rx -= 0.25 rx -= 0.25
if key == b'w': if key == b'w':
global cy
cy += 0.25 cy += 0.25
if key == b's': if key == b's':
global cy
cy -= 0.25 cy -= 0.25
if key == b'a': if key == b'a':
global cx
cx -= 0.25 cx -= 0.25
if key == b'd': if key == b'd':
global cx
cx += 0.25 cx += 0.25
if key == b'q': if key == b'q':
global opening
opening -= 0.25 opening -= 0.25
if key == b'e': if key == b'e':
global opening
opening += 0.25 opening += 0.25
if key == b'r': if key == b'r':
print(cx,cy, opening) print(cx, cy, opening)
glutPostRedisplay() glutPostRedisplay()
#print(key,x,y) # print(key,x,y)
def funcKeydHandler(key:int,x:int,y:int):
def funcKeydHandler(key: int, x: int, y: int):
if key == 11: if key == 11:
glutFullScreenToggle() glutFullScreenToggle()
#print(key) # print(key)
if __name__ == '__main__': main()
if __name__ == '__main__':
rx = 0
ry = 0
main()