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0f34103f4f
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32054a8fdf
3 changed files with 32 additions and 154 deletions
@ -1,163 +1,47 @@ |
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#define GLM_ENABLE_EXPERIMENTAL |
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#include <glm/gtc/noise.hpp> |
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#if GLM_LANG & GLM_LANG_CXX11_FLAG |
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#include <gli/gli.hpp> |
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std::size_t const Size = 64; |
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#include <glm/gtx/raw_data.hpp> |
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int test_simplex() |
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{ |
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{ |
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gli::texture2d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture2d::extent_type(Size), 1); |
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for(std::size_t y = 0; y < Size; ++y) |
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for(std::size_t x = 0; x < Size; ++x) |
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{ |
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glm::u8vec4 Pixel(glm::byte(glm::abs(glm::simplex(glm::vec2(x / 64.f, y / 64.f))) * 255.f)); |
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Texture.store(gli::extent2d(x, y), 0, Pixel); |
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} |
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gli::save(Texture, "texture_simplex2d_256.dds"); |
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} |
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{ |
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gli::texture2d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture2d::extent_type(Size), 1); |
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for(std::size_t y = 0; y < Size; ++y) |
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for(std::size_t x = 0; x < Size; ++x) |
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{ |
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glm::u8vec4 Pixel(glm::byte(glm::abs(glm::simplex(glm::vec3(x / 64.f, y / 64.f, 0.5f))) * 255.f)); |
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Texture.store(gli::extent2d(x, y), 0, Pixel); |
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} |
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gli::save(Texture, "texture_simplex3d_256.dds"); |
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} |
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{ |
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gli::texture2d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture2d::extent_type(Size), 1); |
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for(std::size_t y = 0; y < Size; ++y) |
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for(std::size_t x = 0; x < Size; ++x) |
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{ |
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glm::u8vec4 Pixel(glm::byte(glm::abs(glm::simplex(glm::vec4(x / 64.f, y / 64.f, 0.5f, 0.5f))) * 255.f)); |
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Texture.store(gli::extent2d(x, y), 0, Pixel); |
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} |
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int Error = 0; |
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gli::save(Texture, "texture_simplex4d_256.dds"); |
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} |
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glm::u8vec4 const PixelSimplex2D(glm::byte(glm::abs(glm::simplex(glm::vec2(0.f, 0.f))) * 255.f)); |
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glm::u8vec4 const PixelSimplex3D(glm::byte(glm::abs(glm::simplex(glm::vec3(0.f, 0.f, 0.f))) * 255.f)); |
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glm::u8vec4 const PixelSimplex4D(glm::byte(glm::abs(glm::simplex(glm::vec4(0.f, 0.f, 0.f, 0.f))) * 255.f)); |
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return 0; |
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return Error; |
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} |
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int test_perlin() |
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{ |
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{ |
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gli::texture2d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture2d::extent_type(Size), 1); |
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for(std::size_t y = 0; y < Size; ++y) |
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for(std::size_t x = 0; x < Size; ++x) |
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{ |
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glm::u8vec4 Pixel(glm::byte(glm::abs(glm::perlin(glm::vec2(x / 64.f, y / 64.f))) * 255.f)); |
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Texture.store(gli::extent2d(x, y), 0, Pixel); |
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} |
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gli::save(Texture, "texture_perlin2d_256.dds"); |
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} |
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{ |
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gli::texture2d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture2d::extent_type(Size), 1); |
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for(std::size_t y = 0; y < Size; ++y) |
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for(std::size_t x = 0; x < Size; ++x) |
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{ |
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glm::u8vec4 Pixel(glm::byte(glm::abs(glm::perlin(glm::vec3(x / 64.f, y / 64.f, 0.5f))) * 255.f)); |
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Texture.store(gli::extent2d(x, y), 0, Pixel); |
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} |
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gli::save(Texture, "texture_perlin3d_256.dds"); |
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} |
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{ |
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gli::texture2d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture2d::extent_type(Size), 1); |
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for(std::size_t y = 0; y < Size; ++y) |
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for(std::size_t x = 0; x < Size; ++x) |
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{ |
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glm::u8vec4 Pixel(glm::byte(glm::abs(glm::perlin(glm::vec4(x / 64.f, y / 64.f, 0.5f, 0.5f))) * 255.f)); |
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Texture.store(gli::extent2d(x, y), 0, Pixel); |
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} |
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int Error = 0; |
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gli::save(Texture, "texture_perlin4d_256.dds"); |
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} |
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glm::u8vec4 const PixelPerlin2D(glm::byte(glm::abs(glm::perlin(glm::vec2(0.f, 0.f))) * 255.f)); |
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glm::u8vec4 const PixelPerlin3D(glm::byte(glm::abs(glm::perlin(glm::vec3(0.f, 0.f, 0.f))) * 255.f)); |
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glm::u8vec4 const PixelPerlin4D(glm::byte(glm::abs(glm::perlin(glm::vec4(0.f, 0.f, 0.f, 0.f))) * 255.f)); |
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return 0; |
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return Error; |
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} |
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int test_perlin_pedioric() |
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{ |
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{ |
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gli::texture2d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture2d::extent_type(Size), 1); |
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for(std::size_t y = 0; y < Size; ++y) |
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for(std::size_t x = 0; x < Size; ++x) |
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{ |
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glm::u8vec4 Pixel(glm::byte(glm::abs(glm::perlin(glm::vec2(x / 64.f, y / 64.f), glm::vec2(2.0f))) * 255.f)); |
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Texture.store(gli::extent2d(x, y), 0, Pixel); |
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} |
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gli::save(Texture, "texture_perlin_pedioric_2d_256.dds"); |
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} |
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{ |
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gli::texture2d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture2d::extent_type(Size), 1); |
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for(std::size_t y = 0; y < Size; ++y) |
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for(std::size_t x = 0; x < Size; ++x) |
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{ |
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glm::u8vec4 Pixel(glm::byte(glm::abs(glm::perlin(glm::vec3(x / 64.f, y / 64.f, 0.5f), glm::vec3(2.0f))) * 255.f)); |
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Texture.store(gli::extent2d(x, y), 0, Pixel); |
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} |
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gli::save(Texture, "texture_perlin_pedioric_3d_256.dds"); |
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} |
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{ |
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gli::texture2d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture2d::extent_type(Size), 1); |
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for(std::size_t y = 0; y < Size; ++y) |
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for(std::size_t x = 0; x < Size; ++x) |
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{ |
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glm::u8vec4 Pixel(glm::byte(glm::abs(glm::perlin(glm::vec4(x / 64.f, y / 64.f, 0.5f, 0.5f), glm::vec4(2.0f))) * 255.f)); |
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Texture.store(gli::extent2d(x, y), 0, Pixel); |
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} |
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int Error = 0; |
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gli::save(Texture, "texture_perlin_pedioric_4d_256.dds"); |
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} |
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glm::u8vec4 const PixelPeriodic2D(glm::byte(glm::abs(glm::perlin(glm::vec2(0.f, 0.f), glm::vec2(2.0f))) * 255.f)); |
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glm::u8vec4 const PixelPeriodic3D(glm::byte(glm::abs(glm::perlin(glm::vec3(0.f, 0.f, 0.f), glm::vec3(2.0f))) * 255.f)); |
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glm::u8vec4 const PixelPeriodic4D(glm::byte(glm::abs(glm::perlin(glm::vec4(0.f, 0.f, 0.f, 0.f), glm::vec4(2.0f))) * 255.f)); |
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return 0; |
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return Error; |
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} |
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#endif//GLM_LANG & GLM_LANG_CXX11_FLAG
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int main() |
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{ |
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int Error = 0; |
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# if GLM_LANG & GLM_LANG_CXX11_FLAG |
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Error += test_simplex(); |
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Error += test_perlin(); |
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Error += test_perlin_pedioric(); |
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# endif |
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Error += test_simplex(); |
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Error += test_perlin(); |
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Error += test_perlin_pedioric(); |
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return Error; |
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} |
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