Begin implementing VDP rendering

1 files changed, 6 insertions, 0 deletions

diff --git a/vdp.hpp b/vdp.hpp
index 1db49db..b9e8841 100644
--- a/vdp.hpp
+++ b/vdp.hpp
@@ -15,9 +15,14 @@ class VDP {
         void Write(uint32_t offset, enum bitness, uint32_t value);
         bool Scanline(); // Returns true if display disabled or vblank happened
         void Reset();
+        const uint8_t* GetRenderedBuffer() const { return _rendered_buffer; }
 
         const uint32_t base_address;
 
+        static constexpr size_t render_height = 224;
+        static constexpr size_t render_width = 320;
+        static constexpr size_t render_buffer_size = 320*224*4;
+
     private:
         struct StatusRegister {
             bool fifo_not_empty{};
@@ -107,4 +112,5 @@ class VDP {
         uint8_t _vram[kVRAMSize]{};
         uint8_t _cram[kCRAMSize]{};
         uint8_t _vsram[kVSRAMSize]{};
+        uint8_t _rendered_buffer[render_buffer_size]{};
 };