BGTU/computer-graphics-0
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Lab 1 / variant 1

Browse Source
This commit is contained in:
Andrew Golovashevich 2024-12-11 15:40:45 +03:00
parent 69e67e5802
commit 3a80069160
3 changed files with 163 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
programs/lab1/src/variants/common.hpp Normal file
View File

@ -0,0 +1,6 @@
#pragma once
namespace BGTU::ComputerGraphicsLabWork::Lab1 {
}

59
programs/lab1/src/variants/variant1.cpp
View File

@ -1,8 +1,10 @@
#include <tuple>
#include <bgtu/computer_graphics_lab_work/renderer_api/sprite.hpp>
#include <bgtu/computer_graphics_lab_work/utilities/shapes/polygon.hpp>
#include <bgtu/computer_graphics_lab_work/utilities/shapes/circle.hpp>
#include "../variants.hpp"
#include "../sprite_data.hpp"
#include "common.hpp"
namespace BGTU::ComputerGraphicsLabWork::Lab1 {
namespace Variant1 {
@ -15,7 +17,7 @@ namespace BGTU::ComputerGraphicsLabWork::Lab1 {
Utilities::Shapes::draw_polygon_edge(
frame,
{data->neg_rotated(data->radius / 2, 0), data->neg_rotated(data->radius / 2, 90), data->neg_rotated(data->radius / 2, 180), data->neg_rotated(data->radius / 2, 270),},
1,
2,
{255, 0, 0}
);
}
@ -35,14 +37,65 @@ namespace BGTU::ComputerGraphicsLabWork::Lab1 {
{-data->radius, 0},
{0, -data->radius}
},
2,
3,
{0, 255, 255}
);
}
};
class S3 : public RendererApi::Sprite<Lab1SpriteData::ShapeData, Utilities::ZoomedVoxelPainter<Utilities::DefaultVoxelDrawerCache::VoxelPainterImpl>> {
public:
void draw(
BGTU::ComputerGraphicsLabWork::Utilities::ZoomedVoxelPainter<BGTU::ComputerGraphicsLabWork::Utilities::DefaultVoxelDrawerCache::VoxelPainterImpl> *frame,
const BGTU::ComputerGraphicsLabWork::Lab1::Lab1SpriteData::ShapeData *data
) const final {
Utilities::Shapes::draw_circle_edge(
frame,
{0, 0},
data->radius,
5,
{0, 127, 255}
);
}
};
class S4 : public RendererApi::Sprite<Lab1SpriteData::ShapeData, Utilities::ZoomedVoxelPainter<Utilities::DefaultVoxelDrawerCache::VoxelPainterImpl>> {
public:
void draw(
BGTU::ComputerGraphicsLabWork::Utilities::ZoomedVoxelPainter<BGTU::ComputerGraphicsLabWork::Utilities::DefaultVoxelDrawerCache::VoxelPainterImpl> *frame,
const BGTU::ComputerGraphicsLabWork::Lab1::Lab1SpriteData::ShapeData *data
) const final {
Utilities::Shapes::draw_circle_edge(
frame,
{0, 0},
data->radius / (2.0 * std::sqrt(2)),
1,
{127, 127, 127}
);
}
};
class S5 : public RendererApi::Sprite<Lab1SpriteData::ShapeData, Utilities::ZoomedVoxelPainter<Utilities::DefaultVoxelDrawerCache::VoxelPainterImpl>> {
public:
void draw(
BGTU::ComputerGraphicsLabWork::Utilities::ZoomedVoxelPainter<BGTU::ComputerGraphicsLabWork::Utilities::DefaultVoxelDrawerCache::VoxelPainterImpl> *frame,
const BGTU::ComputerGraphicsLabWork::Lab1::Lab1SpriteData::ShapeData *data
) const final {
auto r2 = data->radius / 2;
Utilities::Shapes::draw_polygon_edge(
frame,
{
{-r2, -r2},
{-r2, r2},
{r2, r2},
{r2, -r2}
},
3,
{0, 255, 0}
);
}
};
}
variant_sprites variant1 = variant_sprites::make(Variant1::S1{}, Variant1::S2{});
variant_sprites variant1 = variant_sprites::make(Variant1::S1{}, Variant1::S2{}, Variant1::S3{}, Variant1::S4{}, Variant1::S5{});
}

101
utilities/include/bgtu/computer_graphics_lab_work/utilities/shapes/circle.hpp Normal file
View File

@ -0,0 +1,101 @@
#pragma once
#include <cstdlib>
#include <bgtu/computer_graphics_lab_work/renderer_api/point.hpp>
namespace BGTU::ComputerGraphicsLabWork::Utilities::Shapes {
template<class receiver_t>
void iterate_circle_edge(
RendererApi::PointI<2>::component_t cx, RendererApi::PointI<2>::component_t cy,
RendererApi::PointI<2>::component_t r,
receiver_t receiver
) {
RendererApi::PointI<2>::component_t x = 0, y = r;
while (x < y) {
RendererApi::PointI<2>::component_t D1 = x * x + y * y - r * r;
RendererApi::PointI<2>::component_t D2 = x * x + (y - 1) * (y - 1) - r * r;
if (D1 > -D2)
y--;
receiver(cx + x, cy + y);
receiver(cx + x, cy - y);
receiver(cx + y, cy + x);
receiver(cx + y, cy - x);
receiver(cx - x, cy + y);
receiver(cx - x, cy - y);
receiver(cx - y, cy + x);
receiver(cx - y, cy - x);
x++;
}
}
template<class receiver_t>
void iterate_circle_edge(
RendererApi::PointI<2> center,
RendererApi::PointI<2>::component_t r,
receiver_t receiver
) {
return iterate_circle_edge<receiver_t>(center.x, center.y, r, receiver);
}
template<class voxel_painter_t = RendererApi::VirtualVoxelPainter>
void draw_circle_edge(
voxel_painter_t *painter,
RendererApi::PointI<2>::component_t cx, RendererApi::PointI<2>::component_t cy,
RendererApi::PointI<2>::component_t r,
double z,
RendererApi::Color::Transparent outline
) {
iterate_circle_edge(
cx, cy, r,
[=](RendererApi::PointI<2>::component_t x, RendererApi::PointI<2>::component_t y) { painter->add_voxel(x, y, z, outline); }
);
}
template<class voxel_painter_t = RendererApi::VirtualVoxelPainter>
void draw_circle_edge(
voxel_painter_t *painter,
RendererApi::PointI<2> center,
RendererApi::PointI<2>::component_t r,
double z,
RendererApi::Color::Transparent outline
) {
iterate_circle_edge(
center, r,
[=](RendererApi::PointI<2>::component_t x, RendererApi::PointI<2>::component_t y) { painter->add_voxel(x, y, z, outline); }
);
}
template<class voxel_painter_t = RendererApi::VirtualVoxelPainter>
void draw_circle_edge(
voxel_painter_t *painter,
RendererApi::PointI<2>::component_t cx, RendererApi::PointI<2>::component_t cy,
RendererApi::PointI<2>::component_t r,
double z,
RendererApi::Color::Transparent outline,
RendererApi::SpriteMetadata *owner
) {
iterate_circle_edge(
cx, cy, r,
[=](RendererApi::PointI<2>::component_t x, RendererApi::PointI<2>::component_t y) { painter->add_voxel(x, y, z, outline, owner); }
);
}
template<class voxel_painter_t = RendererApi::VirtualVoxelPainter>
void draw_circle_edge(
voxel_painter_t *painter,
RendererApi::PointI<2> center,
RendererApi::PointI<2>::component_t r,
double z,
RendererApi::Color::Transparent outline,
RendererApi::SpriteMetadata *owner
) {
iterate_circle_edge(
center, r,
[=](RendererApi::PointI<2>::component_t x, RendererApi::PointI<2>::component_t y) { painter->add_voxel(x, y, z, outline, owner); }
);
}
}