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-rw-r--r--game/terrain.cpp24
-rw-r--r--game/terrain.h2
2 files changed, 11 insertions, 15 deletions
diff --git a/game/terrain.cpp b/game/terrain.cpp
index 9a7d243..1ec5074 100644
--- a/game/terrain.cpp
+++ b/game/terrain.cpp
@@ -16,16 +16,13 @@ template<unsigned int Comp> class TerrainComp : public Mesh {
using Mesh::Mesh;
};
-Terrain::Terrain() : texture {Texture::cachedTexture.get("terrain.png")}
+Terrain::Terrain() : grass {Texture::cachedTexture.get("grass.png")}, water {Texture::cachedTexture.get("water.png")}
{
constexpr auto size {241}; // Vertices
constexpr auto offset {(size - 1) / 2};
constexpr auto verticesCount = size * size;
constexpr auto resolution = 10; // Grid size
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-
std::vector<Vertex> vertices;
vertices.reserve(verticesCount + 4);
vertices.resize(verticesCount, {{}, {}, {}});
@@ -36,7 +33,7 @@ Terrain::Terrain() : texture {Texture::cachedTexture.get("terrain.png")}
auto & vertex = vertices[x + (z * size)];
vertex.pos = {resolution * (x - offset), -1.5, resolution * (z - offset)};
vertex.normal = {0, 1, 0};
- vertex.texCoord = {(x % 2) / 2.01, (z % 2) / 2.01};
+ vertex.texCoord = {x, z};
}
}
// Add hills
@@ -69,15 +66,13 @@ Terrain::Terrain() : texture {Texture::cachedTexture.get("terrain.png")}
addWater(size, size, resolution);
}
-Terrain::Terrain(const std::string & fileName) : texture {Texture::cachedTexture.get("terrain.png")}
+Terrain::Terrain(const std::string & fileName) :
+ grass {Texture::cachedTexture.get("grass.png")}, water {Texture::cachedTexture.get("water.png")}
{
constexpr auto resolution {100};
const Image map {fileName.c_str(), STBI_grey};
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
- glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-
std::vector<Vertex> vertices;
vertices.reserve((map.width * map.height) + 4);
@@ -139,10 +134,10 @@ Terrain::addWater(unsigned int width, unsigned int height, unsigned int resoluti
// Add water
const auto extentx {(int)((width - 1) * resolution / 2)};
const auto extentz {(int)((height - 1) * resolution / 2)};
- vertices.emplace_back(glm::vec3 {-extentx, 0, -extentz}, glm::vec2 {0.5, 0.0}, glm::vec3 {0, 1, 0});
- vertices.emplace_back(glm::vec3 {-extentx, 0, extentz}, glm::vec2 {0.5, 0.5}, glm::vec3 {0, 1, 0});
- vertices.emplace_back(glm::vec3 {extentx, 0, extentz}, glm::vec2 {1, 0.5}, glm::vec3 {0, 1, 0});
- vertices.emplace_back(glm::vec3 {extentx, 0, -extentz}, glm::vec2 {1, 0.0}, glm::vec3 {0, 1, 0});
+ vertices.emplace_back(glm::vec3 {-extentx, 0, -extentz}, glm::vec2 {0, 0}, glm::vec3 {0, 1, 0});
+ vertices.emplace_back(glm::vec3 {-extentx, 0, extentz}, glm::vec2 {0, height}, glm::vec3 {0, 1, 0});
+ vertices.emplace_back(glm::vec3 {extentx, 0, extentz}, glm::vec2 {width, height}, glm::vec3 {0, 1, 0});
+ vertices.emplace_back(glm::vec3 {extentx, 0, -extentz}, glm::vec2 {width, 0}, glm::vec3 {0, 1, 0});
indices.push_back(verticesCount);
indices.push_back(verticesCount + 1);
indices.push_back(verticesCount + 2);
@@ -159,7 +154,8 @@ void
Terrain::render(const Shader & shader) const
{
shader.setModel(identityModel);
- texture->Bind();
+ grass->Bind();
meshes.apply<TerrainComp<0>>(&Mesh::Draw);
+ water->Bind();
meshes.apply<TerrainComp<1>>(&Mesh::Draw);
}
diff --git a/game/terrain.h b/game/terrain.h
index ff3f92e..1aed1c5 100644
--- a/game/terrain.h
+++ b/game/terrain.h
@@ -29,7 +29,7 @@ private:
void addWater(unsigned int width, unsigned int height, unsigned int resolution);
Collection<Mesh, false> meshes;
- std::shared_ptr<Texture> texture;
+ std::shared_ptr<Texture> grass, water;
};
#endif