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Added some GTX_noise tests

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This commit is contained in:
Christophe Riccio 2011-06-07 15:03:48 +01:00
parent 770c5be43c
commit dc87aa849b
1 changed files with 89 additions and 11 deletions
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96
test/gtx/gtx_noise.cpp
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@ -13,27 +13,105 @@
int test_simplex()
{
float ValueSNoise2D = glm::simplex(glm::vec2(0.5f));
float ValueSNoise3D = glm::simplex(glm::vec3(0.5f));
float ValueSNoise4D = glm::simplex(glm::vec4(0.5f));
{
float ImageData[256];
for(std::size_t y = 0; y < 16; ++y)
for(std::size_t x = 0; x < 16; ++x)
{
ImageData[x + y * 16] = glm::simplex(glm::vec2(x / 16.f, y / 16.f));
}
}
{
float ImageData[256];
for(std::size_t y = 0; y < 16; ++y)
for(std::size_t x = 0; x < 16; ++x)
{
ImageData[x + y * 16] = glm::simplex(glm::vec3(x / 16.f, y / 16.f, 0.5f));
}
}
{
float ImageData[256];
for(std::size_t y = 0; y < 16; ++y)
for(std::size_t x = 0; x < 16; ++x)
{
ImageData[x + y * 16] = glm::simplex(glm::vec4(x / 16.f, y / 16.f, 0.5f, 0.5f));
}
}
return 0;
}
int test_perlin()
{
float ValueCNoise2D = glm::perlin(glm::vec2(0.5f));
float ValueCNoise3D = glm::perlin(glm::vec3(0.5f));
float ValueCNoise4D = glm::perlin(glm::vec4(0.5f));
{
float ImageData[256];
for(std::size_t y = 0; y < 16; ++y)
for(std::size_t x = 0; x < 16; ++x)
{
ImageData[x + y * 16] = glm::perlin(glm::vec2(x / 16.f, y / 16.f));
}
}
{
float ImageData[256];
for(std::size_t y = 0; y < 16; ++y)
for(std::size_t x = 0; x < 16; ++x)
{
ImageData[x + y * 16] = glm::perlin(glm::vec3(x / 16.f, y / 16.f, 0.5f));
}
}
{
float ImageData[256];
for(std::size_t y = 0; y < 16; ++y)
for(std::size_t x = 0; x < 16; ++x)
{
ImageData[x + y * 16] = glm::perlin(glm::vec4(x / 16.f, y / 16.f, 0.5f, 0.5f));
}
}
return 0;
}
int test_perlin_pedioric()
{
float ValuePNoise2D = glm::perlin(glm::vec2(0.5f), glm::vec2(0.5f));
float ValuePNoise3D = glm::perlin(glm::vec3(0.5f), glm::vec3(0.5f));
float ValuePNoise4D = glm::perlin(glm::vec4(0.5f), glm::vec4(0.5f));
{
float ImageData[256];
for(std::size_t y = 0; y < 16; ++y)
for(std::size_t x = 0; x < 16; ++x)
{
ImageData[x + y * 16] = glm::perlin(glm::vec2(x / 16.f, y / 16.f), glm::vec2(0.5f));
}
}
{
float ImageData[256];
for(std::size_t y = 0; y < 16; ++y)
for(std::size_t x = 0; x < 16; ++x)
{
ImageData[x + y * 16] = glm::perlin(glm::vec3(x / 16.f, y / 16.f, 0.5f), glm::vec3(0.5f));
}
}
{
float ImageData[256];
for(std::size_t y = 0; y < 16; ++y)
for(std::size_t x = 0; x < 16; ++x)
{
ImageData[x + y * 16] = glm::perlin(glm::vec4(x / 16.f, y / 16.f, 0.5f, 0.5f), glm::vec4(0.5f));
}
}
return 0;
}