DXGL r528 - Code Review

Repository:	DXGL
Revision:	< r527‎ \| r528 \| r529 >
Date:	22:28, 9 September 2014
Author:	admin
Status:	new
Tags:
Comment:	Support 3D rendering to scaled primary surface.
Modified paths:	/ddraw/glDirectDrawSurface.cpp (modified) (history) /ddraw/glDirectDrawSurface.h (modified) (history) /ddraw/glRenderer.cpp (modified) (history)

Diff [purge]

Index: ddraw/glDirectDrawSurface.cpp
—	—	@@ -346,6 +346,8 @@
347	347	refcount1 = 0;
348	348	refcountgamma = 0;
349	349	refcountcolor = 0;
	350	+ mulx = (float)fakex / (float)ddsd.dwWidth;
	351	+ muly = (float)fakey / (float)ddsd.dwHeight;
350	352	*error = DD_OK;
351	353	backbuffer = NULL;
352	354	if(ddsd.ddsCaps.dwCaps & DDSCAPS_COMPLEX)
Index: ddraw/glDirectDrawSurface.h
—	—	@@ -131,6 +131,7 @@
132	132	glDirect3DTexture1 *d3dt1;
133	133	DWORD flipcount;
134	134	DWORD fakex,fakey;
	135	+ float mulx, muly;
135	136	DWORD dirty;
136	137	// dirty bits:
137	138	// 1 - Surface was locked
Index: ddraw/glRenderer.cpp
—	—	@@ -2024,7 +2024,10 @@
2025	2025	device->glDDS7->fbo.fbcolor = NULL;
2026	2026	device->glDDS7->fbo.fbz = NULL;
2027	2027	} while (1);
2028		~~- This->util->SetViewport(device->viewport.dwX, device->viewport.dwY, device->viewport.dwWidth, device->viewport.dwHeight);~~
	2028	+ This->util->SetViewport((int)((float)device->viewport.dwX*device->glDDS7->mulx),
	2029	+ (int)((float)device->viewport.dwY*device->glDDS7->muly),
	2030	+ (int)((float)device->viewport.dwWidth*device->glDDS7->mulx),
	2031	+ (int)((float)device->viewport.dwHeight*device->glDDS7->muly));
2029	2032	This->util->SetDepthRange(device->viewport.dvMinZ,device->viewport.dvMaxZ);
2030	2033	if(device->renderstate[D3DRENDERSTATE_ALPHABLENDENABLE]) This->util->BlendEnable(true);
2031	2034	else This->util->BlendEnable(false);