basics

src/preview.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include "texture.h"
+
+static const ivec2 PREVIEW_SIZE = {1280, 720};
+
+#define PREVIEW_ZOOM_MIN 0
+#define PREVIEW_ZOOM_MAX 400
+#define PREVIEW_GRID_MIN 0
+#define PREVIEW_GRID_MAX 20
+
+struct Preview
+{
+    GLuint texture;
+    GLuint fbo;
+    GLuint rbo;
+    bool isGrid;
+    f32 zoom = 100;
+    ivec2 gridSize = {10, 10};
+    vec4 color = {0.69, 0.69, 0.69, 1.0f};
+    vec4 gridColor = {0.35, 0.35, 0.35, 1.0f};
+};
+
+void preview_init(Preview* self);
+void preview_draw(Preview* self);
+void preview_free(Preview* self);