Impl scroll A static rendering

1 files changed, 6 insertions, 6 deletions

diff --git a/graphics.cpp b/graphics.cpp
index 03379c5..0a6f699 100644
--- a/graphics.cpp
+++ b/graphics.cpp
@@ -18,8 +18,8 @@ Graphics::Graphics()
     _window = SDL_CreateWindow("Gut (SEGA MD/G emulator)",
                               SDL_WINDOWPOS_UNDEFINED,
                               SDL_WINDOWPOS_UNDEFINED,
-                              VDP().render_width,
-                              VDP().render_height,
+                              VDP().kRenderWidth,
+                              VDP().kRenderHeight,
                               SDL_WINDOW_RESIZABLE);
     if (!_window) {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create window: %s\n", SDL_GetError());
@@ -36,8 +36,8 @@ Graphics::Graphics()
             _renderer,
             SDL_PIXELFORMAT_ARGB8888,
             SDL_TEXTUREACCESS_STREAMING,
-            VDP().render_width,
-            VDP().render_height);
+            VDP().kRenderWidth,
+            VDP().kRenderHeight);
     if (!_render_texture) {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create texture: %s\n", SDL_GetError());
         SDL_Quit();
@@ -74,9 +74,9 @@ void Graphics::Render(const VDP& vdp)
         // TODO probably should return and propagate error
         abort();
     }
-    for (size_t row = 0; row < VDP().render_height; row++) {
+    for (size_t row = 0; row < VDP().kRenderHeight; row++) {
         uint32_t *dst = (uint32_t*)((uint8_t*)pixels + row * pitch);
-        memcpy(dst, buffer, VDP().render_width * sizeof(*dst));
+        memcpy(dst, buffer + row * VDP().kRenderWidth, VDP().kRenderWidth * sizeof(*dst));
     }
     SDL_UnlockTexture(_render_texture);
     SDL_RenderClear(_renderer);