This commit is contained in:
Asuro
2025-02-11 01:56:28 +01:00
parent cace7b0ec0
commit 5bda220695
9 changed files with 87 additions and 26 deletions

View File

@@ -1,4 +1,6 @@
#include "Global.h"
#include "bx/constants.h"
#include "bx/math.h"
#include <cassert>
namespace
@@ -7,6 +9,31 @@ namespace
Game::GameInstance* GameInst = nullptr;
}
Quat Quat::FromEuler(float x, float y, float z)
{
x *= bx::kPi / 180.0f;
y *= bx::kPi / 180.0f;
z *= bx::kPi / 180.0f;
float cX = bx::cos(x);
float cY = bx::cos(y);
float cZ = bx::cos(z);
float sX = bx::sin(x);
float sY = bx::sin(y);
float sZ = bx::sin(z);
return Quat{
cX * cY * cZ - sX * sY * sZ,
sY * cX * cZ - sX * sZ * cY,
sX * sY * cZ + sZ * cX * cY,
sX * cY * cZ + sY * sZ * cX };
}
Quat Quat::FromEuler(Vec3 rot)
{
return Quat::FromEuler(rot.X, rot.Y, rot.Z);
}
namespace Game
{
SharedData& GetShared()

View File

@@ -34,6 +34,9 @@ struct Quat
float Y = 0.0f;
float Z = 0.0f;
float W = 1.0f;
static Quat FromEuler(float x, float y, float z);
static Quat FromEuler(Vec3 rot);
};
struct Mat4

View File

@@ -5,6 +5,23 @@
#include <bx/math.h>
#include <bgfx/bgfx.h>
namespace
{
void CreateTransform(float* out, Vec3 pos, Quat rot = {}, Vec3 scale = {1.0f, 1.0f, 1.0f})
{
if (out == nullptr) return;
float rMat[16]{0};
float tMat[16]{0};
float sMat[16]{0};
bx::mtxFromQuaternion(rMat, bx::Quaternion{rot.X, rot.Y, rot.Z, rot.W});
bx::mtxTranslate(tMat, pos.X, pos.Y, pos.Z);
bx::mtxScale(sMat, scale.X, scale.Y, scale.Z);
float buf[16]{0};
bx::mtxMul(buf, rMat, sMat);
bx::mtxMul(out, buf, tMat);
}
}
namespace Game
{
void Level::Setup(GameData& data)
@@ -25,6 +42,8 @@ namespace Game
}
}
}
Cube* floor = Cubes.New();
}
}
@@ -40,23 +59,28 @@ namespace Game
void Cube::Update()
{
double globalTime = GetInstance().Now;
double time = TestY <= 5 ? globalTime * 0.1f : 0.0f;
if (TestX == 4 && TestY == 4)
if (TestX >= 0 && TestY >= 0)
{
bx::mtxTranslate(Transform.M, 0, 0, bx::lerp(-20.0f, -32.0f, bx::sin(globalTime* 0.5f) * 0.5 + 0.5));
double globalTime = GetInstance().Now;
double time = TestY <= 5 ? globalTime * 1.0f : 0.0f;
if (TestX == 4 && TestY == 4)
{
bx::mtxTranslate(Transform.M, 0, 0, bx::lerp(-20.0f, -32.0f, bx::sin(globalTime* 0.5f) * 0.5 + 0.5));
}
else
{
float scale = 1.0f + TestX * 0.4f;
CreateTransform(Transform.M,
Vec3{TestX * 10.0f - 40.0f, TestY * 10.0f - 40.0f, (float)TestX},
Quat::FromEuler(time * 10.0f + TestX, time * 5.0f * TestY, 0.0f),
{scale, scale, scale}
);
}
}
else
{
float rot[16]{0};
bx::mtxRotateXY(rot, time + TestX * 0.1f, time * 2 + TestY * .37f);
float scale[16]{0};
bx::mtxScale(scale, 1.0f + TestX * 0.4f);
float pos[16]{0};
bx::mtxTranslate(pos, TestX * 10.0f - 40.0f, TestY * 10.0f - 40.0f, TestX);
float buf[16]{0};
bx::mtxMul(buf, scale, rot);
bx::mtxMul(Transform.M, buf, pos);
CreateTransform(Transform.M, {0.0f, -30.0f, 100.0f}, {}, {100.0f, 10.0f, 100.0f});
// Nothing for now
}
}
}

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@@ -11,8 +11,8 @@ namespace Game
struct Cube
{
int32_t TestX = 0;
int32_t TestY = 0;
int32_t TestX = -1;
int32_t TestY = -1;
Mat4 Transform;
uint16_t MaterialIdx = 0;
uint16_t ModelIdx = 0;

View File

@@ -172,7 +172,7 @@ namespace Game
bx::mtxLookAt(view, eye, at);
float proj[16];
bx::mtxProj(proj, 75.0f, float(shared.Window.WindowWidth) / float(shared.Window.WindowHeight), 0.1f, 100.0f, bgfx::getCaps()->homogeneousDepth);
bx::mtxProj(proj, 75.0f, float(shared.Window.WindowWidth) / float(shared.Window.WindowHeight), 0.1f, 1000.0f, bgfx::getCaps()->homogeneousDepth);
bgfx::setViewTransform(0, view, proj);
// Set view 0 default viewport.

View File

@@ -6,9 +6,11 @@ $input v_uv0
float circle(vec2 uv, float radius)
{
float distSq = uv.x * uv.x + uv.y * uv.y;
float result = distSq / (radius * radius);
return result < 1.0;
// return clamp(1.0 - result, 0.0, 1.0);
// float result = distSq / (radius * radius);
float result = sqrt(distSq) / radius / 2;
// float result = sqrt(distSq) / radius;
// return result < 1.0;
return clamp(1.0 - result, 0.0, 1.0);
}
float circles(vec2 uv, float level, float subLevel)
@@ -25,18 +27,23 @@ float circles(vec2 uv, float level, float subLevel)
float step3 = clamp(step - 2, 0.0, 1.0);
float sum = 0.0;
sum += circle(baseUv, lerp(0.5, 0.25, subLevel));
sum += circle(step1Uv, 0.25 * step1);
sum += circle(step2Uv, 0.25 * step2);
sum += circle(step3Uv, 0.25 * step3);
// sum += circle(baseUv, lerp(0.5, 0.25, subLevel));
// sum += circle(step1Uv, 0.25 * step1);
// sum += circle(step2Uv, 0.25 * step2);
// sum += circle(step3Uv, 0.25 * step3);
sum = circle(baseUv, lerp(0.5, 0.25, subLevel));
sum = max(sum, circle(step1Uv, 0.25 * step1));
sum = max(sum, circle(step2Uv, 0.25 * step2));
sum = max(sum, circle(step3Uv, 0.25 * step3));
return min(sum, 1.0);
}
void main()
{
float2 dx = ddx(v_uv0);
float2 dy = ddy(v_uv0);
float baseScale = 4.0;
float2 dx = ddx(v_uv0 * baseScale);
float2 dy = ddy(v_uv0 * baseScale);
float2x2 mat = float2x2(dx, dy);
float4 vectorized = float4(dx, dy);
float qq = dot(vectorized, vectorized);
@@ -47,7 +54,7 @@ void main()
float spacing = freq.y * exp2(2.0);
spacing *= 128.0; // TODO: check reference to see how to calculate this!
float spacingLog = log2(spacing);
float spacingLog = max(log2(spacing), 1.0);
int patternScaleLevel = floor(spacingLog);
float patternFractional = spacingLog - patternScaleLevel;