DXGL r331 - Code Review

Repository:	DXGL
Revision:	< r330‎ \| r331 \| r332 >
Date:	01:38, 22 February 2013
Author:	admin
Status:	new
Tags:
Comment:	Add a couple viewport variables. Adjust D3DTLVERTEX pixel coordinates to half-pixel positions.
Modified paths:	/ddraw/glDirect3DViewport.cpp (modified) (history) /ddraw/shadergen.cpp (modified) (history)

Diff [purge]

Index: ddraw/glDirect3DViewport.cpp
—	—	@@ -294,6 +294,8 @@
295	295	vp.dvClipX = viewport.dvClipX;
296	296	vp.dvClipY = viewport.dvClipY;
297	297	viewport = vp;
	298	+ maxX = lpData->dvMaxX;
	299	+ maxY = lpData->dvMaxY;
298	300	scaleX = lpData->dvScaleX;
299	301	scaleY = lpData->dvScaleY;
300	302	if(current && device) Sync();
Index: ddraw/shadergen.cpp
—	—	@@ -280,7 +280,7 @@
281	281	gl_Position = vec4(pos.x,-pos.y,pos.z,pos.w);\n";
282	282	static const char op_normalize[] = "N = normalize(gl_NormalMatrix*nxyz);\n";
283	283	static const char op_normalpassthru[] = "N = gl_NormalMatrix*nxyz;\n";
284		~~-static const char op_passthru[] = "gl_Position = vec4(((xyz.x)/(width/2.0))-1.0,((xyz.y)/(height/2.0))-1.0,(xyz.z),1.0);\n";~~
	284	+static const char op_passthru[] = "gl_Position = vec4(((xyz.x+.5)/(width/2.0))-1.0,((xyz.y+.5)/(height/2.0))-1.0,(xyz.z),1.0);\n";
285	285	static const char op_resetcolor[] = "diffuse = specular = vec4(0.0);\n\
286	286	ambient = ambientcolor / 255.0;\n";
287	287	static const char op_dirlight[] = "DirLight(lightX);\n";