adding gfx and ui stuff

2026-06-04 18:22:30 +02:00
parent d676c50961
commit 4dfac3f82f
48 changed files with 26734 additions and 3 deletions
--- a/gfx/geometry.c
+++ b/gfx/geometry.c
@@ -0,0 +1,102 @@
+#include "geometry.h"
+#include "gfx-common.h"
+#include "../core.h"
+
+// Buffer layout:
+// X, Y, Z, U, V
+
+const FloatList triangle_vertices = AsList(FloatList, {
+    -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,
+});
+
+const UInt32List triangle_indices = AsList(UInt32List, {
+    0, 1, 2
+});
+
+const FloatList cube_vertices = AsList(FloatList, {
+    -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
+});
+
+const UInt32List cube_indices = AsList(UInt32List, {
+    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
+});
+
+const FloatList square_xyz = AsList(FloatList, {
+     200.0f,  200.0f, 0.0f,
+     200.0f, -200.0f, 0.0f,
+    -200.0f, -200.0f, 0.0f,
+    -200.0f,  200.0f, 0.0f,
+});
+
+const FloatList square_uv = AsList(FloatList, {
+    1.0f, 1.0f,
+    1.0f, 0.0f,
+    0.0f, 0.0f,
+    0.0f, 1.0f,
+});
+
+const UInt32List square_indices = AsList(UInt32List, {
+    0, 1, 3,
+    1, 2, 3,
+});
+
+const Shape TRIANGLE = {
+    triangle_indices,
+    triangle_vertices,
+    triangle_vertices,
+};
+
+const Shape SQUARE = {
+    square_indices,
+    square_uv,
+    square_xyz,
+};
+
+const Shape CUBE = {
+    cube_indices,
+    triangle_vertices,
+    triangle_vertices,
+};