added new cmake setup, graphics, vendors, obj importer, etc.

2022-12-29 12:57:19 +01:00
parent 783f9ee055
commit e83185f011
30 changed files with 18711 additions and 116 deletions
--- a/src/gfx/geometry.cpp
+++ b/src/gfx/geometry.cpp
@@ -0,0 +1,112 @@
+#include <array>
+#include "geometry.h"
+
+// Buffer layout:
+// X, Y, Z, U, V
+
+auto triangle_vertices = std::to_array<float>({
+    -0.5f, -0.5f, 0.0f, 1.0f, 1.0f, 
+     0.5f, -0.5f, 0.0f, 0.5f, 0.5f,
+     0.0f,  0.5f, 0.0f, 0.0f, 0.0f,
+});
+
+auto triangle_indices = std::to_array<unsigned int>({
+    0, 1, 2
+});
+
+auto cube_vertices = std::to_array<float>({
+    -0.5f, -0.5f, -0.5f,  0.0f, 0.0f,
+     0.5f, -0.5f, -0.5f,  1.0f, 0.0f,
+     0.5f,  0.5f, -0.5f,  1.0f, 1.0f,
+     0.5f,  0.5f, -0.5f,  1.0f, 1.0f,
+    -0.5f,  0.5f, -0.5f,  0.0f, 1.0f,
+    -0.5f, -0.5f, -0.5f,  0.0f, 0.0f,
+
+    -0.5f, -0.5f,  0.5f,  0.0f, 0.0f,
+     0.5f, -0.5f,  0.5f,  1.0f, 0.0f,
+     0.5f,  0.5f,  0.5f,  1.0f, 1.0f,
+     0.5f,  0.5f,  0.5f,  1.0f, 1.0f,
+    -0.5f,  0.5f,  0.5f,  0.0f, 1.0f,
+    -0.5f, -0.5f,  0.5f,  0.0f, 0.0f,
+
+    -0.5f,  0.5f,  0.5f,  1.0f, 0.0f,
+    -0.5f,  0.5f, -0.5f,  1.0f, 1.0f,
+    -0.5f, -0.5f, -0.5f,  0.0f, 1.0f,
+    -0.5f, -0.5f, -0.5f,  0.0f, 1.0f,
+    -0.5f, -0.5f,  0.5f,  0.0f, 0.0f,
+    -0.5f,  0.5f,  0.5f,  1.0f, 0.0f,
+
+     0.5f,  0.5f,  0.5f,  1.0f, 0.0f,
+     0.5f,  0.5f, -0.5f,  1.0f, 1.0f,
+     0.5f, -0.5f, -0.5f,  0.0f, 1.0f,
+     0.5f, -0.5f, -0.5f,  0.0f, 1.0f,
+     0.5f, -0.5f,  0.5f,  0.0f, 0.0f,
+     0.5f,  0.5f,  0.5f,  1.0f, 0.0f,
+
+    -0.5f, -0.5f, -0.5f,  0.0f, 1.0f,
+     0.5f, -0.5f, -0.5f,  1.0f, 1.0f,
+     0.5f, -0.5f,  0.5f,  1.0f, 0.0f,
+     0.5f, -0.5f,  0.5f,  1.0f, 0.0f,
+    -0.5f, -0.5f,  0.5f,  0.0f, 0.0f,
+    -0.5f, -0.5f, -0.5f,  0.0f, 1.0f,
+
+    -0.5f,  0.5f, -0.5f,  0.0f, 1.0f,
+     0.5f,  0.5f, -0.5f,  1.0f, 1.0f,
+     0.5f,  0.5f,  0.5f,  1.0f, 0.0f,
+     0.5f,  0.5f,  0.5f,  1.0f, 0.0f,
+    -0.5f,  0.5f,  0.5f,  0.0f, 0.0f,
+    -0.5f,  0.5f, -0.5f,  0.0f, 1.0f
+});
+
+auto cube_indices = std::to_array<unsigned int>({ 
+    0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 
+    17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31 
+});
+
+auto square_xyz = std::to_array<float>({
+     0.5f,  0.5f, 0.0f,
+     0.5f, -0.5f, 0.0f,
+    -0.5f, -0.5f, 0.0f,
+    -0.5f,  0.5f, 0.0f,
+}); 
+
+auto square_uv = std::to_array<float>({
+    1.0f, 1.0f, 
+    1.0f, 0.0f,
+    0.0f, 0.0f,
+    0.0f, 1.0f,
+}); 
+
+auto square_indices = std::to_array<unsigned int>({
+    0, 1, 3, 
+    1, 2, 3,
+});
+
+namespace LeddaGeometry {
+    const Shape TRIANGLE = {
+        .indices = triangle_indices.data(),
+        .indices_size = sizeof(triangle_indices),
+        .uv = triangle_vertices.data(),
+        .uv_size = sizeof(triangle_vertices),
+        .xyz = triangle_vertices.data(),
+        .xyz_size = sizeof(triangle_vertices),
+    };
+
+    const Shape SQUARE = {
+        .indices = square_indices.data(),
+        .indices_size = square_indices.size(),
+        .uv = square_uv.data(),
+        .uv_size = square_uv.size(),
+        .xyz = square_xyz.data(),
+        .xyz_size = square_xyz.size(),
+    };
+
+    const Shape CUBE = {
+        .indices = cube_indices.data(),
+        .indices_size = cube_indices.size(),
+        .uv = triangle_vertices.data(),
+        .uv_size = triangle_vertices.size(),
+        .xyz = triangle_vertices.data(),
+        .xyz_size = triangle_vertices.size(),
+    };
+}