Implement a few LegoVideoManager/MxDisplaySurface functions (#364)

* implement a few functions

* fixes

* Fixes

* Add annotations

---------

Co-authored-by: Christian Semmler <mail@csemmler.com>

LEGO1/lego3dview.h

@@ -2,6 +2,7 @@
 #define LEGO3DVIEW_H
 
 #include "mxtypes.h"
+#include "tgl/d3drm/impl.h"
 #include "viewmanager/viewmanager.h"
 
 class LegoROI;
@@ -9,11 +10,18 @@ class LegoROI;
 class Lego3DView {
 public:
 	inline ViewManager* GetViewManager() { return this->m_viewManager; }
+	inline TglImpl::ViewImpl* GetViewPort() { return this->m_viewPort; }
 	LegoROI* PickROI(MxLong p_a, MxLong p_b);
 
 private:
-	char m_pad[0x88];
-	ViewManager* m_viewManager;
+	// TODO: all of these fields are in various base classes
+	undefined4 m_vtable;                 // 0x0 (TODO: remove once virtual function added)
+	undefined4 m_unk0x4;                 // 0x4
+	TglImpl::RendererImpl* m_renderImpl; // 0x8
+	TglImpl::DeviceImpl* m_deviceImpl;   // 0xc
+	TglImpl::ViewImpl* m_viewPort;       // 0x10
+	char m_pad[0x78];                    // 0x14
+	ViewManager* m_viewManager;          // 0x88
 };
 
 #endif // LEGO3DVIEW_H

LEGO1/legovideomanager.cpp

@@ -37,6 +37,13 @@ LegoVideoManager::~LegoVideoManager()
 	delete m_palette;
 }
 
+// STUB: LEGO1 0x1007ac40
+MxResult LegoVideoManager::Create(MxVideoParam& p_videoParam, MxU32 p_frequencyMS, MxBool p_createThread)
+{
+	// TODO
+	return MxVideoManager::Create(p_videoParam, p_frequencyMS, p_createThread);
+}
+
 // FUNCTION: LEGO1 0x1007b5e0
 void LegoVideoManager::Destroy()
 {
@@ -69,6 +76,31 @@ void LegoVideoManager::MoveCursor(MxS32 p_cursorX, MxS32 p_cursorY)
 		m_cursorY = 463;
 }
 
+// STUB: LEGO1 0x1007b770
+MxResult LegoVideoManager::Tickle()
+{
+	// TODO
+	return FAILURE;
+}
+
+// STUB: LEGO1 0x1007c080
+void LegoVideoManager::VTable0x38(undefined4, undefined4)
+{
+	// TODO
+}
+
+// FUNCTION: LEGO1 0x1007c290
+MxResult LegoVideoManager::RealizePalette(MxPalette* p_pallete)
+{
+	if (p_pallete && m_videoParam.GetPalette()) {
+		p_pallete->GetEntries(m_paletteEntries);
+		m_videoParam.GetPalette()->SetEntries(m_paletteEntries);
+		m_displaySurface->SetPalette(m_videoParam.GetPalette());
+	}
+
+	return SUCCESS;
+}
+
 // FUNCTION: LEGO1 0x1007c300
 void LegoVideoManager::EnableFullScreenMovie(MxBool p_enable)
 {
@@ -135,9 +167,7 @@ void LegoVideoManager::SetSkyColor(float p_red, float p_green, float p_blue)
 	colorStrucure.peFlags = -124;
 	m_videoParam.GetPalette()->SetSkyColor(&colorStrucure);
 	m_videoParam.GetPalette()->SetOverrideSkyColor(TRUE);
-
-	// TODO 3d manager
-	// m_3dManager->m_pViewport->VTable0x1c(red, green, blue)
+	m_3dManager->GetLego3DView()->GetViewPort()->SetBackgroundColor(p_red, p_green, p_blue);
 }
 
 // FUNCTION: LEGO1 0x1007c4c0
@@ -146,6 +176,21 @@ void LegoVideoManager::OverrideSkyColor(MxBool p_shouldOverride)
 	this->m_videoParam.GetPalette()->SetOverrideSkyColor(p_shouldOverride);
 }
 
+// FUNCTION: LEGO1 0x1007c4d0
+void LegoVideoManager::VTable0x34(MxU32 p_x, MxU32 p_y, MxU32 p_width, MxU32 p_height)
+{
+	if (p_width == 0) {
+		p_width = m_videoParam.GetRect().GetWidth();
+	}
+	if (p_height == 0) {
+		p_height = m_videoParam.GetRect().GetHeight();
+	}
+
+	if (!m_initialized) {
+		m_3dManager->GetLego3DView()->GetViewPort()->ForceUpdate(p_x, p_y, p_width, p_height);
+	}
+}
+
 // STUB: LEGO1 0x1007c560
 int LegoVideoManager::EnableRMDevice()
 {

LEGO1/legovideomanager.h

@@ -21,7 +21,15 @@ class LegoVideoManager : public MxVideoManager {
 	__declspec(dllexport) void EnableFullScreenMovie(MxBool p_enable, MxBool p_scale);
 	__declspec(dllexport) void MoveCursor(MxS32 p_cursorX, MxS32 p_cursorY);
 
-	virtual void Destroy() override; // vtable+0x18
+	virtual MxResult Tickle() override; // vtable+0x8
+	virtual void Destroy() override;    // vtable+0x18
+	virtual MxResult Create(MxVideoParam& p_videoParam, MxU32 p_frequencyMS, MxBool p_createThread)
+		override;                                                                          // vtable+0x2c
+	virtual MxResult RealizePalette(MxPalette*) override;                                  // vtable+0x30
+	virtual void VTable0x34(MxU32 p_x, MxU32 p_y, MxU32 p_width, MxU32 p_height) override; // vtable+0x34
+	virtual void VTable0x38(undefined4, undefined4);                                       // vtable+0x38
+	// FUNCTION: LGEO1 0x1007ab10
+	virtual undefined4 VTable0x3c() { return m_unk0x4e8; } // vtable+0x3c
 
 	void SetSkyColor(float p_red, float p_green, float p_blue);
 	void OverrideSkyColor(MxBool p_shouldOverride);

LEGO1/mxdisplaysurface.cpp

@@ -5,6 +5,8 @@
 
 DECOMP_SIZE_ASSERT(MxDisplaySurface, 0xac);
 
+MxU32 g_unk0x1010215c = 0;
+
 // FUNCTION: LEGO1 0x100ba500
 MxDisplaySurface::MxDisplaySurface()
 {
@@ -248,9 +250,60 @@ undefined4 MxDisplaySurface::VTable0x34(undefined4, undefined4, undefined4, unde
 	return 0;
 }
 
-// STUB: LEGO1 0x100bba50
-void MxDisplaySurface::Display(undefined4, undefined4, undefined4, undefined4, undefined4, undefined4)
+// FUNCTION: LEGO1 0x100bba50
+void MxDisplaySurface::Display(MxS32 p_left, MxS32 p_top, MxS32 p_left2, MxS32 p_top2, MxS32 p_width, MxS32 p_height)
 {
+	if (m_videoParam.Flags().GetF2bit1()) {
+		if (m_videoParam.Flags().GetFlipSurfaces()) {
+			if (g_unk0x1010215c < 2) {
+				g_unk0x1010215c++;
+
+				DDSURFACEDESC ddsd;
+				memset(&ddsd, 0, sizeof(ddsd));
+				ddsd.dwSize = sizeof(ddsd);
+				if (m_ddSurface2->Lock(NULL, &ddsd, 1, NULL) == S_OK) {
+					MxU8* surface = (MxU8*) ddsd.lpSurface;
+					MxS32 height = m_videoParam.GetRect().GetHeight();
+
+					for (MxU32 i = 0; i < ddsd.dwHeight; i++) {
+						memset(surface, 0, ddsd.dwWidth * ddsd.ddpfPixelFormat.dwRGBBitCount / 8);
+						surface += ddsd.lPitch;
+					}
+
+					m_ddSurface2->Unlock(ddsd.lpSurface);
+				}
+				else {
+					OutputDebugString("MxDisplaySurface::Display error\n");
+				}
+			}
+			m_ddSurface1->Flip(NULL, 1);
+		}
+		else {
+			POINT point = {0, 0};
+			ClientToScreen(MxOmni::GetInstance()->GetWindowHandle(), &point);
+
+			// TODO: Match
+			RECT rect1, rect2;
+			rect1.left = p_left2 + m_videoParam.GetRect().GetLeft() + point.x;
+			rect2.left = p_left;
+			rect1.top = p_top2 + m_videoParam.GetRect().GetTop() + point.y;
+			rect2.right = p_left + p_width;
+			rect2.top = p_top;
+			rect2.bottom = p_top + p_height;
+			rect1.right = rect1.left + p_width;
+			rect1.bottom = rect1.top + p_height;
+
+			DDBLTFX data;
+			memset(&data, 0, sizeof(data));
+			data.dwSize = sizeof(data);
+			data.dwDDFX = 8;
+
+			if (m_ddSurface1->Blt(&rect1, m_ddSurface2, &rect2, 0, &data) == DDERR_SURFACELOST) {
+				m_ddSurface1->Restore();
+				m_ddSurface1->Blt(&rect1, m_ddSurface2, &rect2, 0, &data);
+			}
+		}
+	}
 }
 
 // FUNCTION: LEGO1 0x100bbc10

LEGO1/mxdisplaysurface.h

@@ -62,7 +62,7 @@ class MxDisplaySurface : public MxCore {
 		MxBool
 	);
 	virtual undefined4 VTable0x34(undefined4, undefined4, undefined4, undefined4, undefined4, undefined4);
-	virtual void Display(undefined4, undefined4, undefined4, undefined4, undefined4, undefined4);
+	virtual void Display(MxS32 p_left, MxS32 p_top, MxS32 p_left2, MxS32 p_top2, MxS32 p_width, MxS32 p_height);
 	virtual void GetDC(HDC* p_hdc);
 	virtual void ReleaseDC(HDC p_hdc);
 	virtual LPDIRECTDRAWSURFACE VTable0x44(MxBitmap*, undefined4*, undefined4, undefined4);