CSPublic/Blocks3D
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

New render code

Browse Source
This commit is contained in:
Vulpovile
2021-03-13 19:07:15 -08:00
parent 8b4460c104
commit cdba7f6eee
18 changed files with 348 additions and 576 deletions
Download Patch File Download Diff File Expand all files Collapse all files

211
Renderer.cpp Normal file
View File

@@ -0,0 +1,211 @@
#include "Renderer.h"
#include <G3DAll.h>
float _bevelSize = 0.07F;
std::vector<Vector3> _debugUniqueVertices;
std::vector<GLfloat> _vertices;
std::vector<GLfloat> _normals;
std::vector<GLushort> _indices;
Color3 color;
void addVertex(const Vector3& vertexPos,const Color3& color)
{
_vertices.push_back(vertexPos.x);
_vertices.push_back(vertexPos.y);
_vertices.push_back(vertexPos.z);
_vertices.push_back(color.r);
_vertices.push_back(color.g);
_vertices.push_back(color.b);
}
void addNormals(const Vector3& normal)
{
for (unsigned int i=0;i<3;i+=1) {
_normals.push_back(normal.x);
_normals.push_back(normal.y);
_normals.push_back(normal.z);
}
}
void addSingularNormal(const Vector3& normal)
{
_normals.push_back(normal.x);
_normals.push_back(normal.y);
_normals.push_back(normal.z);
}
void addTriangle(const Vector3& v1, const Vector3& v2, const Vector3& v3)
{
addVertex(v1,color);
addVertex(v2,color);
addVertex(v3,color);
//addNormals(cross(v2-v1,v3-v1).direction());
addSingularNormal(cross(v2-v1,v3-v1).direction());
addSingularNormal(cross(v3-v2,v1-v2).direction());
addSingularNormal(cross(v1-v3,v2-v3).direction());
}
void addQuad(const Vector3& v1, const Vector3& v2, const Vector3& v3, const Vector3& v4)
{
addTriangle(v1, v2, v3);
addTriangle(v1, v3, v4);
}
void makeFace(int vertex1,int vertex2, int vertex3)
{
addTriangle(Vector3(_vertices[vertex1],_vertices[vertex1+1],_vertices[vertex1+2]),
Vector3(_vertices[vertex2],_vertices[vertex2+1],_vertices[vertex2+2]),
Vector3(_vertices[vertex3],_vertices[vertex3+1],_vertices[vertex3+2]));
}
void renderBlock(const Vector3& renderSize)
{
_vertices.clear();
_indices.clear();
_normals.clear();
addTriangle(Vector3(renderSize.x-_bevelSize,renderSize.y-_bevelSize,renderSize.z),
Vector3(-renderSize.x+_bevelSize,-renderSize.y+_bevelSize,renderSize.z),
Vector3(renderSize.x-_bevelSize,-renderSize.y+_bevelSize,renderSize.z)
);
addTriangle(Vector3(-renderSize.x+_bevelSize,renderSize.y-_bevelSize,renderSize.z),
Vector3(-renderSize.x+_bevelSize,-renderSize.y+_bevelSize,renderSize.z),
Vector3(renderSize.x-_bevelSize,renderSize.y-_bevelSize,renderSize.z)
);
// Top
addTriangle(Vector3(renderSize.x-_bevelSize,renderSize.y,renderSize.z-_bevelSize),
Vector3(renderSize.x-_bevelSize,renderSize.y,-renderSize.z+_bevelSize),
Vector3(-renderSize.x+_bevelSize,renderSize.y,renderSize.z-_bevelSize)
);
addTriangle(Vector3(-renderSize.x+_bevelSize,renderSize.y,renderSize.z-_bevelSize),
Vector3(renderSize.x-_bevelSize,renderSize.y,-renderSize.z+_bevelSize),
Vector3(-renderSize.x+_bevelSize,renderSize.y,-renderSize.z+_bevelSize)
);
// Back
addTriangle(Vector3(renderSize.x-_bevelSize,renderSize.y-_bevelSize,-renderSize.z),
Vector3(renderSize.x-_bevelSize,-renderSize.y+_bevelSize,-renderSize.z),
Vector3(-renderSize.x+_bevelSize,-renderSize.y+_bevelSize,-renderSize.z)
);
addTriangle(Vector3(renderSize.x-_bevelSize,renderSize.y-_bevelSize,-renderSize.z),
Vector3(-renderSize.x+_bevelSize,-renderSize.y+_bevelSize,-renderSize.z),
Vector3(-renderSize.x+_bevelSize,renderSize.y-_bevelSize,-renderSize.z)
);
// Bottom
addTriangle(Vector3(renderSize.x-_bevelSize,-renderSize.y,-renderSize.z+_bevelSize),
Vector3(renderSize.x-_bevelSize,-renderSize.y,renderSize.z-_bevelSize),
Vector3(-renderSize.x+_bevelSize,-renderSize.y,renderSize.z-_bevelSize)
);
addTriangle(Vector3(-renderSize.x+_bevelSize,-renderSize.y,renderSize.z-_bevelSize),
Vector3(-renderSize.x+_bevelSize,-renderSize.y,-renderSize.z+_bevelSize),
Vector3(renderSize.x-_bevelSize,-renderSize.y,-renderSize.z+_bevelSize)
);
// Left
addTriangle(Vector3(-renderSize.x,renderSize.y-_bevelSize,-renderSize.z+_bevelSize),
Vector3(-renderSize.x,-renderSize.y+_bevelSize,renderSize.z-_bevelSize),
Vector3(-renderSize.x,renderSize.y-_bevelSize,renderSize.z-_bevelSize)
);
addTriangle(Vector3(-renderSize.x,-renderSize.y+_bevelSize,renderSize.z-_bevelSize),
Vector3(-renderSize.x,renderSize.y-_bevelSize,-renderSize.z+_bevelSize),
Vector3(-renderSize.x,-renderSize.y+_bevelSize,-renderSize.z+_bevelSize)
);
// Right
addTriangle(Vector3(renderSize.x,renderSize.y-_bevelSize,renderSize.z-_bevelSize),
Vector3(renderSize.x,-renderSize.y+_bevelSize,renderSize.z-_bevelSize),
Vector3(renderSize.x,renderSize.y-_bevelSize,-renderSize.z+_bevelSize)
);
addTriangle(Vector3(renderSize.x,-renderSize.y+_bevelSize,-renderSize.z+_bevelSize),
Vector3(renderSize.x,renderSize.y-_bevelSize,-renderSize.z+_bevelSize),
Vector3(renderSize.x,-renderSize.y+_bevelSize,renderSize.z-_bevelSize)
);
// Bevel Top Front
makeFace(0,36,48);
makeFace(48,18,0);
// Bevel Left Front Corner
makeFace(18,156,162);
makeFace(24,18,162);
// Bevel Left Front Top Corner
makeFace(48,156,18);
// Bevel Left Front Bottom Corner
makeFace(120,6,150);
// Bevel Left Top
makeFace(48,66,156);
makeFace(144,156,66);
// Bevel Bottom
makeFace(6,120,114);
makeFace(114,12,6);
// Left Bottom
makeFace(120,150,174);
makeFace(174,132,120);
// Right Front Top Corner
makeFace(36,0,180);
// Right Front Corner
makeFace(180,0,12);
makeFace(186,180,12);
// Right Front Bottom Corner
makeFace(186,12,114);
// Right Bottom
makeFace(186,114,108);
makeFace(108,198,186);
// Right Top Corner
makeFace(180,192,36);
makeFace(192,42,36);
// Right Back Top Corner
makeFace(72,42,192);
// Right Back Bottom Corner
makeFace(78,198,108);
// Right Back Corner
makeFace(72,192,198);
makeFace(198,78,72);
// Back Bottom Corner
makeFace(78,108,132);
makeFace(132,84,78);
// Back Top
makeFace(42,72,102);
makeFace(102,66,42);
// Back Left Top Corner
makeFace(144,66,102);
// Back Left Corner
makeFace(144,102,84);
makeFace(84,174,144);
// Back Left Bottom Corner
makeFace(174,84,132);
for (unsigned short i=0;i<_vertices.size()/6;i++) {
_indices.push_back(i);
}
glVertexPointer(3, GL_FLOAT,6 * sizeof(GLfloat), &_vertices[0]);
glColorPointer(3, GL_FLOAT,6 * sizeof(GLfloat), &_vertices[3]);
glNormalPointer(GL_FLOAT,3 * sizeof(GLfloat), &_normals[0]);
glDrawElements(GL_TRIANGLES, _indices.size(), GL_UNSIGNED_SHORT, &_indices[0]);
}
void renderShape(const Enum::Shape::Value& shape, const Vector3& size, const Color3& ncolor)
{
color = ncolor;
switch(shape)
{
case Enum::Shape::Block:
renderBlock(size);
break;
case Enum::Shape::Ball:
glColor(ncolor);
glScalef(size.x, size.y, size.z);
gluSphere(gluNewQuadric(), 1, 20, 20);
break;
default:
glColor(ncolor);
glScalef(size.x, size.y, size.z);
glPushMatrix();
glRotatef(90, 0, 1, 0);
glTranslatef(0,0,1);
gluDisk(gluNewQuadric(), 0, 1, 12, 12);
glTranslatef(0,0,-2);
gluCylinder(gluNewQuadric(), 1, 1, 2, 12, 1);
glRotatef(180, 1, 0, 0);
gluDisk(gluNewQuadric(), 0, 1, 12, 12);
glPopMatrix();
}
}