[4/10] WineD3D: Convert and load U8V8 surfaces as rgb

[Stefan Dösinger]

GL_INDEX is definitly not the way to load U8V8 surfaces
-------------- next part --------------
From d1fbd9c4e00deb0e41fd3c81e5d9843a2a296ff4 Mon Sep 17 00:00:00 2001
From: Stefan Doesinger <stefan at codeweavers.com>
Date: Thu, 8 Feb 2007 23:51:28 +0100
Subject: [PATCH] WineD3D: Convert and load U8V8 surfaces as rgb

---
 dlls/wined3d/surface.c |   35 ++++++++++++++++++++++++++++++++++-
 dlls/wined3d/utils.c   |    2 +-
 2 files changed, 35 insertions(+), 2 deletions(-)

diff --git a/dlls/wined3d/surface.c b/dlls/wined3d/surface.c
index 149ec02..dabee6d 100644
--- a/dlls/wined3d/surface.c
+++ b/dlls/wined3d/surface.c
@@ -44,7 +44,8 @@ typedef enum {
     CONVERT_CK_RGB24,
     CONVERT_CK_8888,
     CONVERT_CK_8888_ARGB,
-    CONVERT_RGB32_888
+    CONVERT_RGB32_888,
+    CONVERT_V8U8
 } CONVERT_TYPES;
 
 HRESULT d3dfmt_convert_surface(BYTE *src, BYTE *dst, UINT pitch, UINT width, UINT height, UINT outpitch, CONVERT_TYPES convert, IWineD3DSurfaceImpl *surf);
@@ -71,6 +72,11 @@ static void surface_download_data(IWineD3DSurfaceImpl *This) {
         int src_pitch = 0;
         int dst_pitch = 0;
 
+         if(This->Flags & SFLAG_CONVERTED) {
+             FIXME("Read back converted textures unsupported\n");
+             return;
+         }
+
         if (This->Flags & SFLAG_NONPOW2) {
             src_pitch = This->bytesPerPixel * This->pow2Width;
             dst_pitch = IWineD3DSurface_GetPitch((IWineD3DSurface *) This);
@@ -1405,6 +1411,14 @@ HRESULT d3dfmt_get_conv(IWineD3DSurfaceImpl *This, BOOL need_alpha_ck, BOOL use_
             }
             break;
 
+        case WINED3DFMT_V8U8:
+            *convert = CONVERT_V8U8;
+            *format = GL_BGR;
+            *internal = GL_RGB8;
+            *type = GL_BYTE;
+            *target_bpp = 3;
+            break;
+
         default:
             break;
     }
@@ -1524,6 +1538,25 @@ HRESULT d3dfmt_convert_surface(BYTE *src, BYTE *dst, UINT pitch, UINT width, UIN
         }
         break;
 
+        case CONVERT_V8U8:
+        {
+            unsigned int x, y;
+            short *Source;
+            char *Dest;
+            for(y = 0; y < height; y++) {
+                Source = (short *) (src + y * pitch);
+                Dest = (char *) (dst + y * outpitch);
+                for (x = 0; x < width; x++ ) {
+                    long color = (*Source++);
+                    Dest[0] = color >> 8;
+                    Dest[1] = color;
+                    Dest[2] = 0xff;
+                    Dest += 3;
+                }
+            }
+            break;
+        }
+
         default:
             ERR("Unsupported conversation type %d\n", convert);
     }
diff --git a/dlls/wined3d/utils.c b/dlls/wined3d/utils.c
index 8c0db1c..849f915 100644
--- a/dlls/wined3d/utils.c
+++ b/dlls/wined3d/utils.c
@@ -82,7 +82,7 @@ static const PixelFormatDesc formats[] = {
     {WINED3DFMT_A8L8        ,0x0000ff00 ,0x0        ,0x0        ,0x0        ,2      ,FALSE      ,GL_LUMINANCE8_ALPHA8   ,GL_LUMINANCE_ALPHA ,GL_UNSIGNED_BYTE               },
     {WINED3DFMT_A4L4        ,0x000000f0 ,0x0        ,0x0        ,0x0        ,1      ,FALSE      ,GL_LUMINANCE4_ALPHA4   ,GL_LUMINANCE_ALPHA ,GL_UNSIGNED_BYTE               },
     /* Bump mapping stuff */
-    {WINED3DFMT_V8U8        ,0x0        ,0x0        ,0x0        ,0x0        ,2      ,FALSE      ,GL_COLOR_INDEX8_EXT    ,GL_COLOR_INDEX     ,GL_UNSIGNED_BYTE               },
+    {WINED3DFMT_V8U8        ,0x0        ,0x0        ,0x0        ,0x0        ,2      ,FALSE      ,GL_RGB8                ,GL_BGR             ,GL_BYTE /* needs conversion! */},
     {WINED3DFMT_L6V5U5      ,0x0        ,0x0        ,0x0        ,0x0        ,2      ,FALSE      ,GL_COLOR_INDEX8_EXT    ,GL_COLOR_INDEX     ,GL_UNSIGNED_SHORT_5_5_5_1      },
     {WINED3DFMT_X8L8V8U8    ,0x0        ,0x0        ,0x0        ,0x0        ,4      ,FALSE      ,GL_RGBA8               ,GL_BGRA            ,GL_UNSIGNED_BYTE               },
     {WINED3DFMT_Q8W8V8U8    ,0x0        ,0x0        ,0x0        ,0x0        ,4      ,FALSE      ,GL_RGBA8               ,GL_RGBA            ,GL_UNSIGNED_INT_8_8_8_8_REV/*?*/},
-- 
1.4.4.3