Improved the makefile considerably

1 files changed, 74 insertions, 0 deletions

diff --git a/themes/src/TreeShape.h b/themes/src/TreeShape.h
new file mode 100644
index 0000000..32b00d3
--- /dev/null
+++ b/themes/src/TreeShape.h
@@ -0,0 +1,74 @@
+#include "Renderer2d.h"
+#include "types.h"
+#include "mathlib.h"
+
+struct TreeLoadData {
+	f32 trunkHeight        = 96.f; // Height of the trunk start
+	f32 trunkWidth         = 32.f;  // Width of the trunk start
+    f32 trunkHeightScalerMin  = 0.7f;
+    f32 trunkHeightScalerMax  = 0.8f;
+    f32 trunkWidthScalerMin   = 0.35f;
+    f32 trunkWidthScalerMax   = 0.75f;
+    i32 divisionsPerBranch   = 2;     // How many branches to split into at each branch split
+    i32 numBranchLevels      = 8;     // How many branch levels to display
+};
+
+struct TreeBranchLoadData {
+	f32 width = 0.f;
+	f32 height = 0.f;
+	Vector2 position; // Center point
+	f32 rotation = 0; // How much we are rotated off of the center point in radians
+	Vector4 color = Vector4(101,56,24, 1.f).toNormalizedColor();
+
+    // Calculated while filling in vertices
+    Vector2 bottomLeft;
+    Vector2 bottomRight;
+    Vector2 topLeft;
+    Vector2 topRight;
+    Vector2 topMidpoint;
+
+	void fillVertices(Vertex2D* vertices, int branchTier);
+};
+
+struct TreeBranchUpdateData {
+	i32 tier = 0;
+	f32 periodOffset = 0;
+	f32 period = 0;
+	f32 amplitude = 0;
+	Vector2 currentOffset;
+	Vertex2D* vertices = NULL;
+	TreeBranchUpdateData* branchToFollow = NULL;
+};
+
+struct TreeShapeLoadResult {
+	Vector2 lowerBounds;
+	Vector2 upperBounds;
+	Vector2 center;
+	TreeBranchUpdateData* updateData;
+	u32 numBranches = 0;
+};
+
+struct TreeShape {
+	// Update data
+	TreeBranchUpdateData* updateData = NULL;
+	Vertex2D* vertices = NULL;
+	f32 timeElapsedSeconds = 0.f;
+	f32 animateTimePerTier = 1.f;
+    f32 animateStaggerPerTier = 0.2f;
+	u32 numBranches = 0;
+
+	// Render data
+	u32 vao;
+	u32 vbo;
+	u32 numVertices = 0;
+	Mat4x4 model;
+
+	TreeShapeLoadResult load(Renderer2d* renderer);
+	void createBranch(TreeLoadData* ld, TreeBranchLoadData* branchList, i32 numBranches, 
+		i32* branchIndex, i32 branchLevel, f32 width, f32 height, 
+		Vector2 position, f32 rotation, TreeBranchUpdateData* parent, Vertex2D* vertices, TreeShapeLoadResult* lr);
+	void update(f32 dtSeconds);
+	void render(Renderer2d* renderer);
+	void unload();
+};
+