wine-staging/patches/d3dx9-sprite-state/0001-d3dx9-Improve-handling-of-Sprite-render-states.patch

From cf47173eec41f4427248796a781e3aa4463a79db Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mu=C5=BCy=C5=82o?= <galtgendo@o2.pl>
Date: Wed, 7 Jun 2023 08:17:59 +1000
Subject: [PATCH] d3dx9: Improve handling of Sprite render states

---
 dlls/d3dx9_36/sprite.c | 76 +++++++++++++++++++++++-------------------
 1 file changed, 41 insertions(+), 35 deletions(-)

diff --git a/dlls/d3dx9_36/sprite.c b/dlls/d3dx9_36/sprite.c
index 1a072e52cda..0ce2ab977f3 100644
--- a/dlls/d3dx9_36/sprite.c
+++ b/dlls/d3dx9_36/sprite.c
@@ -193,7 +193,7 @@ static HRESULT WINAPI d3dx9_sprite_SetWorldViewLH(ID3DXSprite *iface,
 }
 
 /* Helper function */
-static void set_states(struct d3dx9_sprite *object)
+static void set_states(struct d3dx9_sprite *object, DWORD flags)
 {
     D3DXMATRIX mat;
     D3DVIEWPORT9 vp;
@@ -204,32 +204,35 @@ static void set_states(struct d3dx9_sprite *object)
     IDirect3DDevice9_SetNPatchMode(object->device, 0.0f);
 
     /* Render states */
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHABLENDENABLE, TRUE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAFUNC, D3DCMP_GREATER);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAREF, 0x00);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHATESTENABLE, object->alphacmp_caps);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_BLENDOP, D3DBLENDOP_ADD);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPING, TRUE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPLANEENABLE, 0);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_COLORWRITEENABLE, D3DCOLORWRITEENABLE_ALPHA | D3DCOLORWRITEENABLE_BLUE |
-                                    D3DCOLORWRITEENABLE_GREEN | D3DCOLORWRITEENABLE_RED);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_CULLMODE, D3DCULL_NONE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_DIFFUSEMATERIALSOURCE, D3DMCS_COLOR1);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_ENABLEADAPTIVETESSELLATION, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_FILLMODE, D3DFILL_SOLID);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_FOGENABLE, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_INDEXEDVERTEXBLENDENABLE, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_LIGHTING, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_RANGEFOGENABLE, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_SEPARATEALPHABLENDENABLE, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_SHADEMODE, D3DSHADE_GOURAUD);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_SPECULARENABLE, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRGBWRITEENABLE, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_STENCILENABLE, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_VERTEXBLEND, FALSE);
-    IDirect3DDevice9_SetRenderState(object->device, D3DRS_WRAP0, 0);
+    if (!(flags & D3DXSPRITE_DONOTMODIFY_RENDERSTATE))
+    {
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHABLENDENABLE, TRUE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAFUNC, D3DCMP_GREATER);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHAREF, 0x00);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_ALPHATESTENABLE, object->alphacmp_caps);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_BLENDOP, D3DBLENDOP_ADD);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPING, TRUE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_CLIPPLANEENABLE, 0);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_COLORWRITEENABLE, D3DCOLORWRITEENABLE_ALPHA | D3DCOLORWRITEENABLE_BLUE |
+                                      D3DCOLORWRITEENABLE_GREEN | D3DCOLORWRITEENABLE_RED);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_CULLMODE, D3DCULL_NONE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_DESTBLEND, D3DBLEND_INVSRCALPHA);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_DIFFUSEMATERIALSOURCE, D3DMCS_COLOR1);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_ENABLEADAPTIVETESSELLATION, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_FILLMODE, D3DFILL_SOLID);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_FOGENABLE, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_INDEXEDVERTEXBLENDENABLE, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_LIGHTING, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_RANGEFOGENABLE, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_SEPARATEALPHABLENDENABLE, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_SHADEMODE, D3DSHADE_GOURAUD);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_SPECULARENABLE, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRCBLEND, D3DBLEND_SRCALPHA);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_SRGBWRITEENABLE, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_STENCILENABLE, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_VERTEXBLEND, FALSE);
+      IDirect3DDevice9_SetRenderState(object->device, D3DRS_WRAP0, 0);
+    }
 
     /* Texture stage states */
     IDirect3DDevice9_SetTextureStageState(object->device, 0, D3DTSS_ALPHAARG1, D3DTA_TEXTURE);
@@ -266,12 +269,15 @@ static void set_states(struct d3dx9_sprite *object)
     IDirect3DDevice9_SetSamplerState(object->device, 0, D3DSAMP_SRGBTEXTURE, 0);
 
     /* Matrices */
-    D3DXMatrixIdentity(&mat);
-    IDirect3DDevice9_SetTransform(object->device, D3DTS_WORLD, &mat);
-    IDirect3DDevice9_SetTransform(object->device, D3DTS_VIEW, &object->view);
-    IDirect3DDevice9_GetViewport(object->device, &vp);
-    D3DXMatrixOrthoOffCenterLH(&mat, vp.X+0.5f, (float)vp.Width+vp.X+0.5f, (float)vp.Height+vp.Y+0.5f, vp.Y+0.5f, vp.MinZ, vp.MaxZ);
-    IDirect3DDevice9_SetTransform(object->device, D3DTS_PROJECTION, &mat);
+    if (!(flags & D3DXSPRITE_OBJECTSPACE))
+    {
+      D3DXMatrixIdentity(&mat);
+      IDirect3DDevice9_SetTransform(object->device, D3DTS_WORLD, &mat);
+      IDirect3DDevice9_SetTransform(object->device, D3DTS_VIEW, &object->view);
+      IDirect3DDevice9_GetViewport(object->device, &vp);
+      D3DXMatrixOrthoOffCenterLH(&mat, vp.X+0.5f, (float)vp.Width+vp.X+0.5f, (float)vp.Height+vp.Y+0.5f, vp.Y+0.5f, vp.MinZ, vp.MaxZ);
+      IDirect3DDevice9_SetTransform(object->device, D3DTS_PROJECTION, &mat);
+    }
 }
 
 static HRESULT WINAPI d3dx9_sprite_Begin(ID3DXSprite *iface, DWORD flags)
@@ -317,7 +323,7 @@ D3DXSPRITE_SORT_TEXTURE: sort by texture (so that it doesn't change too often)
             hr=IDirect3DDevice9_BeginStateBlock(This->device);
             if(hr!=D3D_OK) return hr;
 
-            set_states(This);
+            set_states(This, flags);
 
             IDirect3DDevice9_SetVertexDeclaration(This->device, This->vdecl);
             IDirect3DDevice9_SetStreamSource(This->device, 0, NULL, 0, sizeof(struct sprite_vertex));
@@ -330,7 +336,7 @@ D3DXSPRITE_SORT_TEXTURE: sort by texture (so that it doesn't change too often)
     }
 
     /* Apply device state */
-    set_states(This);
+    set_states(This, flags);
 
     This->flags=flags;
     This->ready=TRUE;
-- 
2.40.1