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authorKarl Schultz <kschultz@freedesktop.org>2001-11-01 22:44:47 +0000
committerKarl Schultz <kschultz@freedesktop.org>2001-11-01 22:44:47 +0000
commitacf0c0a1e1a5dd3e99e4ae41ae81a67d2b2864b7 (patch)
tree8e0a0447b0c21b0a023387dc95f319fcf971cf1c /src/mesa/drivers
parent52ef4cc59a4205c2b469d2158f1a72124e9bddf8 (diff)
Updates for improved DirectDraw support (Daniel Slater)
Diffstat (limited to 'src/mesa/drivers')
-rw-r--r--src/mesa/drivers/windows/wmesa.c553
-rw-r--r--src/mesa/drivers/windows/wmesadef.h26
2 files changed, 514 insertions, 65 deletions
diff --git a/src/mesa/drivers/windows/wmesa.c b/src/mesa/drivers/windows/wmesa.c
index 29b1108975..69ad2c3626 100644
--- a/src/mesa/drivers/windows/wmesa.c
+++ b/src/mesa/drivers/windows/wmesa.c
@@ -1,4 +1,4 @@
-/* $Id: wmesa.c,v 1.22 2001/10/05 15:47:28 kschultz Exp $ */
+/* $Id: wmesa.c,v 1.23 2001/11/01 22:44:47 kschultz Exp $ */
/*
* Windows (Win32) device driver for Mesa 3.4
@@ -19,7 +19,11 @@
* Updated for Mesa 4.0 by Karl Schultz (kschultz@sourceforge.net)
*/
-
+#ifdef NDEBUG
+#pragma auto_inline(on)
+#pragma inline_depth(255)
+#pragma inline_recursion(on)
+#endif
#include "wmesadef.h"
#include <GL/wmesa.h>
@@ -53,7 +57,9 @@
/* Dither not tested for Mesa 4.0 */
#ifdef DITHER
+#ifdef USE_WING
#include <wing.h>
+#endif // USE_WING
#endif
#ifdef __CYGWIN32__
@@ -72,8 +78,15 @@
#include "parallel.h"
#endif
+
/* File global varaibles */
-struct DISPLAY_OPTIONS displayOptions;
+struct DISPLAY_OPTIONS displayOptions =
+{
+ 0, // stereo
+ 0, // fullScreen
+ 0, // full screen mode (1,2,3,4)
+ 0 // bpp (8,16,24,32)
+};
GLenum stereoCompile = GL_FALSE ;
GLenum stereoShowing = GL_FALSE ;
GLenum stereoBuffer = GL_FALSE;
@@ -85,6 +98,17 @@ GLint stereo_flag = 0 ;
static PWMC Current = NULL;
WMesaContext WC = NULL;
+#ifdef COMPILE_SETPIXEL
+
+__forceinline void wmSetPixel(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
+{
+ pwc->wmSetPixel(pwc,iScanLine,iPixel,r,g,b);
+}
+
+void ChooseSetPixel(PWMC pwc);
+
+#endif // COMPILE_SETPIXEL
+
/* If we are double-buffering, we want to get the DC for the
* off-screen DIB, otherwise the DC for the window.
*/
@@ -112,13 +136,18 @@ GLubyte pixelDithered;
pixelDithered = aWinGHalftoneTranslation[paletteindex]; \
}
-
#ifdef DDRAW
static BOOL DDInit( WMesaContext wc, HWND hwnd);
static void DDFree( WMesaContext wc);
static HRESULT DDRestoreAll( WMesaContext wc );
static void DDDeleteOffScreen(WMesaContext wc);
static BOOL DDCreateOffScreen(WMesaContext wc);
+
+// define this to use the GDI Rectangle call to
+// clear the back buffer. Otherwise will manually
+// set the pixels. On an NVidia GEForce 2MX under Windows XP
+// and DirectX 8 , defining this makes apps run much much faster
+#define USE_GDI_TO_CLEAR 1
#endif
static void FlushToFile(PWMC pwc, PSTR szFile);
@@ -208,8 +237,10 @@ BOOL wmDeleteBackingStore(PWMC pwc)
SelectObject(pwc->dib.hDC, pwc->hOldBitmap);
DeleteDC(pwc->dib.hDC);
DeleteObject(pwc->hbmDIB);
+#ifdef USE_MAPPED_FILE
UnmapViewOfFile(pwc->dib.base);
CloseHandle(pwc->dib.hFileMap);
+#endif
return TRUE;
}
@@ -254,7 +285,8 @@ BOOL wmCreateBackingStore(PWMC pwc, long lxSize, long lySize)
return TRUE;
}
-
+#if 0
+// D.R.S. 10/30/01 - this function is never referenced
/*
* This function copies one scan line in a DIB section to another
*/
@@ -282,8 +314,9 @@ BOOL wmSetDIBits(PWMC pwc, UINT uiScanWidth, UINT uiNumScans,
}
return TRUE;
}
+#endif // 0
-
+#if defined(FAST_RASTERIZERS)
#define PIXELADDR(X,Y) \
((GLubyte *)Current->pbPixels + (Current->height-Y-1)* \
@@ -295,6 +328,7 @@ BOOL wmSetDIBits(PWMC pwc, UINT uiScanWidth, UINT uiNumScans,
#define PIXELADDR4( X, Y ) \
((GLubyte *)wmesa->pbPixels + (wmesa->height-Y-1)* wmesa->ScanWidth + (X)*4)
+#endif // 0
BYTE DITHER_RGB_2_8BIT( int r, int g, int b, int x, int y);
@@ -351,13 +385,6 @@ static void clear_color( GLcontext* ctx, const GLchan color[4] )
static clear(GLcontext* ctx, GLbitfield mask,
GLboolean all, GLint x, GLint y, GLint width, GLint height)
{
- DWORD dwColor;
- WORD wColor;
- BYTE bColor;
- LPDWORD lpdw = (LPDWORD)Current->pbPixels;
- LPWORD lpw = (LPWORD)Current->pbPixels;
- LPBYTE lpb = Current->pbPixels;
- int lines;
const GLuint *colorMask = (GLuint *) &ctx->Color.ColorMask;
if (all){
@@ -372,6 +399,50 @@ static clear(GLcontext* ctx, GLbitfield mask,
if (*colorMask == 0xffffffff && ctx->Color.IndexMask == 0xffffffff) {
if (mask & DD_BACK_LEFT_BIT) {
+#if defined(USE_GDI_TO_CLEAR)
+#if defined(DDRAW)
+ // D.R.S. 10/29/01 on my system (Pentium 4 with nvidia GeForce2 MX card,
+ // this is almose 100 times faster that the code below
+ HDC DC=NULL;
+ HPEN Pen=CreatePen(PS_SOLID,1,Current->clearpixel);
+ HBRUSH Brush=CreateSolidBrush(Current->clearpixel);
+ HPEN Old_Pen=NULL;
+ HBRUSH Old_Brush=NULL;
+ Current->lpDDSOffScreen->lpVtbl->Unlock(Current->lpDDSOffScreen,NULL);
+ Current->lpDDSOffScreen->lpVtbl->GetDC(Current->lpDDSOffScreen,&DC);
+ Old_Pen=SelectObject(DC,Pen);
+ Old_Brush=SelectObject(DC,Brush);
+ Rectangle(DC,x,y,x+width,y+height);
+ SelectObject(DC,Old_Pen);
+ SelectObject(DC,Old_Brush);
+ DeleteObject(Pen);
+ DeleteObject(Brush);
+ Current->lpDDSOffScreen->lpVtbl->ReleaseDC(Current->lpDDSOffScreen,DC);
+ while (Current->lpDDSOffScreen->lpVtbl->Lock(Current->lpDDSOffScreen,NULL, &(Current->ddsd), 0, NULL) == DDERR_WASSTILLDRAWING);
+ mask &= ~DD_BACK_LEFT_BIT;
+#else
+ /* single-buffer */
+ HDC DC=DD_GETDC;
+ HPEN Pen=CreatePen(PS_SOLID,1,Current->clearpixel);
+ HBRUSH Brush=CreateSolidBrush(Current->clearpixel);
+ HPEN Old_Pen=SelectObject(DC,Pen);
+ HBRUSH Old_Brush=SelectObject(DC,Brush);
+ Rectangle(DC,x+Current->rectSurface.left,Current->rectSurface.top+y,x+width+Current->rectSurface.left,y+height+Current->rectSurface.top);
+ SelectObject(DC,Old_Pen);
+ SelectObject(DC,Old_Brush);
+ DeleteObject(Pen);
+ DeleteObject(Brush);
+ DD_RELEASEDC;
+ mask &= ~DD_BACK_LEFT_BIT;
+#endif // DDRAW
+#else
+ DWORD dwColor;
+ WORD wColor;
+ BYTE bColor;
+ LPDWORD lpdw = (LPDWORD)Current->pbPixels;
+ LPWORD lpw = (LPWORD)Current->pbPixels;
+ LPBYTE lpb = Current->pbPixels;
+ int lines;
/* Double-buffering - clear back buffer */
UINT nBypp = Current->cColorBits / 8;
int i = 0;
@@ -434,6 +505,7 @@ static clear(GLcontext* ctx, GLbitfield mask,
}
while (i<lines-1);
mask &= ~DD_BACK_LEFT_BIT;
+#endif // defined(USE_GDI_TO_CLEAR)
} /* double-buffer */
if (mask & DD_FRONT_LEFT_BIT) {
@@ -443,7 +515,7 @@ static clear(GLcontext* ctx, GLbitfield mask,
HBRUSH Brush=CreateSolidBrush(Current->clearpixel);
HPEN Old_Pen=SelectObject(DC,Pen);
HBRUSH Old_Brush=SelectObject(DC,Brush);
- Rectangle(DC,x,y,x+width,y+height);
+ Rectangle(DC,x+Current->rectSurface.left,Current->rectSurface.top+y,x+width+Current->rectSurface.left,y+height+Current->rectSurface.top);
SelectObject(DC,Old_Pen);
SelectObject(DC,Old_Brush);
DeleteObject(Pen);
@@ -733,23 +805,25 @@ static void write_mono_rgba_span( const GLcontext* ctx,
GLuint n, GLint x, GLint y,
const GLchan color[4], const GLubyte mask[])
{
- ULONG pixel = RGB( color[RCOMP], color[GCOMP], color[BCOMP] );
GLuint i;
- HDC DC=DD_GETDC;
PWMC pwc = Current;
assert(Current->rgb_flag==GL_TRUE);
y=FLIP(y);
- if(Current->rgb_flag==GL_TRUE){
- for (i=0; i<n; i++)
- if (mask[i])
- wmSetPixel(pwc,y,x+i,color[RCOMP], color[GCOMP], color[BCOMP]);
+ if(Current->rgb_flag==GL_TRUE)
+ {
+ for (i=0; i<n; i++)
+ if (mask[i])
+ wmSetPixel(pwc,y,x+i,color[RCOMP], color[GCOMP], color[BCOMP]);
}
- else {
+ else
+ {
+ HDC DC=DD_GETDC;
+ ULONG pixel = RGB( color[RCOMP], color[GCOMP], color[BCOMP] );
for (i=0; i<n; i++)
if (mask[i])
- SetPixel(DC, y, x+i, pixel);
+ SetPixel(DC, y, x+i, pixel);
+ DD_RELEASEDC;
}
- DD_RELEASEDC;
}
@@ -932,6 +1006,76 @@ static const GLubyte *get_string(GLcontext *ctx, GLenum name)
}
}
+static void wmesa_update_state( GLcontext *ctx, GLuint new_state );
+
+static void SetFunctionPointers(GLcontext *ctx)
+{
+ struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference( ctx );
+ ctx->Driver.GetString = get_string;
+ ctx->Driver.UpdateState = wmesa_update_state;
+ ctx->Driver.SetDrawBuffer = set_draw_buffer;
+ ctx->Driver.ResizeBuffersMESA = _swrast_alloc_buffers;
+ ctx->Driver.GetBufferSize = buffer_size;
+
+ ctx->Driver.Accum = _swrast_Accum;
+ ctx->Driver.Bitmap = _swrast_Bitmap;
+ ctx->Driver.Clear = clear;
+
+ ctx->Driver.Flush = flush;
+ ctx->Driver.ClearIndex = clear_index;
+ ctx->Driver.ClearColor = clear_color;
+ ctx->Driver.Enable = enable;
+
+ ctx->Driver.CopyPixels = _swrast_CopyPixels;
+ ctx->Driver.DrawPixels = _swrast_DrawPixels;
+ ctx->Driver.ReadPixels = _swrast_ReadPixels;
+
+ ctx->Driver.ChooseTextureFormat = _mesa_choose_tex_format;
+ ctx->Driver.TexImage1D = _mesa_store_teximage1d;
+ ctx->Driver.TexImage2D = _mesa_store_teximage2d;
+ ctx->Driver.TexImage3D = _mesa_store_teximage3d;
+ ctx->Driver.TexSubImage1D = _mesa_store_texsubimage1d;
+ ctx->Driver.TexSubImage2D = _mesa_store_texsubimage2d;
+ ctx->Driver.TexSubImage3D = _mesa_store_texsubimage3d;
+ ctx->Driver.TestProxyTexImage = _mesa_test_proxy_teximage;
+
+ ctx->Driver.CopyTexImage1D = _swrast_copy_teximage1d;
+ ctx->Driver.CopyTexImage2D = _swrast_copy_teximage2d;
+ ctx->Driver.CopyTexSubImage1D = _swrast_copy_texsubimage1d;
+ ctx->Driver.CopyTexSubImage2D = _swrast_copy_texsubimage2d;
+ ctx->Driver.CopyTexSubImage3D = _swrast_copy_texsubimage3d;
+ ctx->Driver.CopyColorTable = _swrast_CopyColorTable;
+ ctx->Driver.CopyColorSubTable = _swrast_CopyColorSubTable;
+ ctx->Driver.CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D;
+ ctx->Driver.CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D;
+
+ ctx->Driver.BaseCompressedTexFormat = _mesa_base_compressed_texformat;
+ ctx->Driver.CompressedTextureSize = _mesa_compressed_texture_size;
+ ctx->Driver.GetCompressedTexImage = _mesa_get_compressed_teximage;
+
+
+ swdd->SetReadBuffer = set_read_buffer;
+
+
+ /* Pixel/span writing functions: */
+ swdd->WriteRGBASpan = write_rgba_span;
+ swdd->WriteRGBSpan = write_rgb_span;
+ swdd->WriteMonoRGBASpan = write_mono_rgba_span;
+ swdd->WriteRGBAPixels = write_rgba_pixels;
+ swdd->WriteMonoRGBAPixels = write_mono_rgba_pixels;
+ swdd->WriteCI32Span = write_ci32_span;
+ swdd->WriteCI8Span = write_ci8_span;
+ swdd->WriteMonoCISpan = write_mono_ci_span;
+ swdd->WriteCI32Pixels = write_ci32_pixels;
+ swdd->WriteMonoCIPixels = write_mono_ci_pixels;
+
+ swdd->ReadCI32Span = read_ci32_span;
+ swdd->ReadRGBASpan = read_rgba_span;
+ swdd->ReadCI32Pixels = read_ci32_pixels;
+ swdd->ReadRGBAPixels = read_rgba_pixels;
+
+}
+
static void wmesa_update_state( GLcontext *ctx, GLuint new_state )
{
struct swrast_device_driver *swdd = _swrast_GetDeviceDriverReference( ctx );
@@ -943,7 +1087,9 @@ static void wmesa_update_state( GLcontext *ctx, GLuint new_state )
* kws - This is true - this function gets called a lot and it
* would be good to minimize setting all this when not needed.
*/
-
+#ifndef SET_FPOINTERS_ONCE
+ SetFunctionPointers(ctx);
+#if 0
ctx->Driver.GetString = get_string;
ctx->Driver.UpdateState = wmesa_update_state;
ctx->Driver.SetDrawBuffer = set_draw_buffer;
@@ -1006,8 +1152,8 @@ static void wmesa_update_state( GLcontext *ctx, GLuint new_state )
swdd->ReadRGBASpan = read_rgba_span;
swdd->ReadCI32Pixels = read_ci32_pixels;
swdd->ReadRGBAPixels = read_rgba_pixels;
-
-
+#endif // 0
+#endif // !SET_FPOINTERS_ONCE
tnl->Driver.RunPipeline = _tnl_run_pipeline;
_swrast_InvalidateState( ctx, new_state );
@@ -1106,7 +1252,11 @@ WMesaContext WMesaCreateContext( HWND hWnd, HPALETTE* Pal,
#ifdef DITHER
if ((true_color_flag==GL_FALSE) && (rgb_flag == GL_TRUE)){
c->dither_flag = GL_TRUE;
+#ifdef USE_WING
c->hPalHalfTone = WinGCreateHalftonePalette();
+#else
+ c->hPalHalfTone = CreateHalftonePalette(c->hDC);
+#endif
}
else
c->dither_flag = GL_FALSE;
@@ -1209,14 +1359,19 @@ WMesaContext WMesaCreateContext( HWND hWnd, HPALETTE* Pal,
*/
{
GLcontext *ctx = c->gl_ctx;
-
_swrast_CreateContext( ctx );
_ac_CreateContext( ctx );
_tnl_CreateContext( ctx );
_swsetup_CreateContext( ctx );
+#ifdef SET_FPOINTERS_ONCE
+ SetFunctionPointers(ctx);
+#endif // SET_FPOINTERS_ONCE
_swsetup_Wakeup( ctx );
}
+#ifdef COMPILE_SETPIXEL
+ ChooseSetPixel(c);
+#endif
return c;
}
@@ -1296,7 +1451,9 @@ void WMesaSwapBuffers( void )
void WMesaPaletteChange(HPALETTE Pal)
{
+#ifndef DDRAW
int vRet;
+#endif
LPPALETTEENTRY pPal;
if (Current && (Current->rgb_flag==GL_FALSE ||
Current->dither_flag == GL_TRUE))
@@ -1407,34 +1564,122 @@ void wmCreatePalette( PWMC pwdc )
}
-void wmSetPixel(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
+
+void
+#ifdef COMPILE_SETPIXEL
+
+wmSetPixelDefault(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
{
- if (Current->db_flag) {
- LPBYTE lpb = pwc->pbPixels;
- UINT nBypp = pwc->cColorBits >> 3;
- UINT nOffset = iPixel % nBypp;
+ if (Current->db_flag)
+ {
+#ifdef DDRAW
+ HDC hdc = NULL;
+ Current->lpDDSOffScreen->lpVtbl->Unlock(Current->lpDDSOffScreen,NULL);
+ Current->lpDDSOffScreen->lpVtbl->GetDC(Current->lpDDSOffScreen,&hdc);
+ SetPixelV(hdc,iPixel, iScanLine, RGB(r,g,b));
+ Current->lpDDSOffScreen->lpVtbl->ReleaseDC(Current->lpDDSOffScreen,hdc);
+ while (Current->lpDDSOffScreen->lpVtbl->Lock(Current->lpDDSOffScreen,NULL, &(Current->ddsd), 0, NULL) == DDERR_WASSTILLDRAWING);
+#else
+ SetPixelV(Current->hDC, iPixel, iScanLine, RGB(r,g,b));
+#endif
+ }
+ else
+ {
+ SetPixelV(Current->hDC, iPixel+pwc->rectSurface.left, pwc->rectSurface.top+iScanLine, RGB(r,g,b));
+ }
+}
+#else
+wmSetPixel(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
+{
+ if (Current->db_flag)
+ {
+ LPBYTE lpb = pwc->pbPixels;
+ UINT nBypp = pwc->cColorBits >> 3;
- lpb += pwc->ScanWidth * iScanLine;
- lpb += iPixel * nBypp;
+ lpb += pwc->ScanWidth * iScanLine;
+ lpb += iPixel * nBypp;
- if(nBypp == 1){
- if(pwc->dither_flag)
- *lpb = DITHER_RGB_2_8BIT(r,g,b,iScanLine,iPixel);
- else
+ if(nBypp == 1)
+ {
+ if(pwc->dither_flag)
+ *lpb = DITHER_RGB_2_8BIT(r,g,b,iScanLine,iPixel);
+ else
+ *lpb = BGR8(r,g,b);
+ }
+ else if(nBypp == 2)
+ *((LPWORD)lpb) = BGR16(r,g,b);
+ else if (nBypp == 3)
+ *((LPDWORD)lpb) = BGR24(r,g,b);
+ else if (nBypp == 4)
+ *((LPDWORD)lpb) = BGR32(r,g,b);
+ }
+ else
+ {
+ SetPixel(Current->hDC, iPixel, iScanLine, RGB(r,g,b));
+ }
+}
+#endif
+#ifdef COMPILE_SETPIXEL
+void wmSetPixel4(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
+{
+ LPDWORD lpdw = ((LPDWORD)(pwc->pbPixels + pwc->ScanWidth * iScanLine)) + iPixel;
+ *lpdw = BGR32(r,g,b);
+// LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel + iPixel + iPixel + iPixel;
+// *((LPDWORD)lpb) = BGR32(r,g,b);
+}
+
+void wmSetPixel3(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
+{
+ LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel + iPixel + iPixel;
+ *((LPDWORD)lpb) = BGR24(r,g,b);
+}
+
+void wmSetPixel2(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
+{
+ LPWORD lpw = ((LPWORD)(pwc->pbPixels + pwc->ScanWidth * iScanLine)) + iPixel;
+ *lpw = BGR16(r,g,b);
+// LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel + iPixel;
+// *((LPWORD)lpb) = BGR16(r,g,b);
+}
+
+void wmSetPixel1(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
+{
+ LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel;
*lpb = BGR8(r,g,b);
- }
- else if(nBypp == 2)
- *((LPWORD)lpb) = BGR16(r,g,b);
- else if (nBypp == 3)
- *((LPDWORD)lpb) = BGR24(r,g,b);
- else if (nBypp == 4)
- *((LPDWORD)lpb) = BGR32(r,g,b);
- }
- else{
- SetPixel(Current->hDC, iPixel, iScanLine, RGB(r,g,b));
- }
}
+void wmSetPixel1Dither(PWMC pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b)
+{
+ LPBYTE lpb = pwc->pbPixels + pwc->ScanWidth * iScanLine + iPixel;
+ *lpb = DITHER_RGB_2_8BIT(r,g,b,iScanLine,iPixel);
+}
+
+
+void ChooseSetPixel(PWMC pwc)
+{
+ UINT nBypp = (pwc ) ? pwc->cColorBits >> 3 : 0;
+ switch(nBypp)
+ {
+ case 1:
+ pwc->wmSetPixel = pwc->dither_flag ? &wmSetPixel1Dither : &wmSetPixel1;
+ break;
+ case 2:
+ pwc->wmSetPixel = &wmSetPixel2;
+ break;
+ case 3:
+ pwc->wmSetPixel = &wmSetPixel3;
+ break;
+ case 4:
+ pwc->wmSetPixel = &wmSetPixel4;
+ break;
+ default:
+ pwc->wmSetPixel = &wmSetPixelDefault;
+ break;
+ }
+}
+
+#endif
+
void wmCreateDIBSection(
HDC hDC,
PWMC pwc, // handle of device context
@@ -1455,7 +1700,7 @@ void wmCreateDIBSection(
pwc->ScanWidth = 2* pwc->pitch;
dwSize = sizeof(BITMAPINFO) + (dwScanWidth * pwc->height);
-
+#ifdef USE_MAPPED_FILE
pwc->dib.hFileMap = CreateFileMapping((HANDLE)PAGE_FILE,
NULL,
PAGE_READWRITE | SEC_COMMIT,
@@ -1476,13 +1721,15 @@ void wmCreateDIBSection(
CloseHandle(pwc->dib.hFileMap);
return;
}
-
+
CopyMemory(pwc->dib.base, pbmi, sizeof(BITMAPINFO));
+#endif // USE_MAPPED_FILE
hic = CreateIC("display", NULL, NULL, NULL);
pwc->dib.hDC = CreateCompatibleDC(hic);
+#ifdef USE_MAPPED_FILE
pwc->hbmDIB = CreateDIBSection(hic,
&(pwc->bmi),
@@ -1490,6 +1737,14 @@ void wmCreateDIBSection(
&(pwc->pbPixels),
pwc->dib.hFileMap,
0);
+#else
+ pwc->hbmDIB = CreateDIBSection(hic,
+ &(pwc->bmi),
+ (iUsage ? DIB_PAL_COLORS : DIB_RGB_COLORS),
+ &(pwc->pbPixels),
+ 0,
+ 0);
+#endif // USE_MAPPED_FILE
pwc->ScreenMem = pwc->addrOffScreen = pwc->pbPixels;
pwc->hOldBitmap = SelectObject(pwc->dib.hDC, pwc->hbmDIB);
@@ -1514,7 +1769,7 @@ BOOL wmFlush(PWMC pwc)
#ifdef DDRAW
if (pwc->lpDDSOffScreen == NULL)
if(DDCreateOffScreen(pwc) == GL_FALSE)
- return;
+ return FALSE;
pwc->lpDDSOffScreen->lpVtbl->Unlock(pwc->lpDDSOffScreen, NULL);
@@ -1565,6 +1820,79 @@ BOOL wmFlush(PWMC pwc)
#if !defined(NO_STEREO)
+static void __gluMakeIdentityf(GLfloat m[16])
+{
+ m[0+4*0] = 1; m[0+4*1] = 0; m[0+4*2] = 0; m[0+4*3] = 0;
+ m[1+4*0] = 0; m[1+4*1] = 1; m[1+4*2] = 0; m[1+4*3] = 0;
+ m[2+4*0] = 0; m[2+4*1] = 0; m[2+4*2] = 1; m[2+4*3] = 0;
+ m[3+4*0] = 0; m[3+4*1] = 0; m[3+4*2] = 0; m[3+4*3] = 1;
+}
+
+static void normalize(float v[3])
+{
+ float r;
+
+ r = sqrt( v[0]*v[0] + v[1]*v[1] + v[2]*v[2] );
+ if (r == 0.0) return;
+
+ v[0] /= r;
+ v[1] /= r;
+ v[2] /= r;
+}
+
+static void cross(float v1[3], float v2[3], float result[3])
+{
+ result[0] = v1[1]*v2[2] - v1[2]*v2[1];
+ result[1] = v1[2]*v2[0] - v1[0]*v2[2];
+ result[2] = v1[0]*v2[1] - v1[1]*v2[0];
+}
+
+
+static void
+__gluLookAt(GLdouble eyex, GLdouble eyey, GLdouble eyez, GLdouble centerx,
+ GLdouble centery, GLdouble centerz, GLdouble upx, GLdouble upy,
+ GLdouble upz)
+{
+ int i;
+ float forward[3], side[3], up[3];
+ GLfloat m[4][4];
+
+ forward[0] = centerx - eyex;
+ forward[1] = centery - eyey;
+ forward[2] = centerz - eyez;
+
+ up[0] = upx;
+ up[1] = upy;
+ up[2] = upz;
+
+ normalize(forward);
+
+ /* Side = forward x up */
+ cross(forward, up, side);
+ normalize(side);
+
+ /* Recompute up as: up = side x forward */
+ cross(side, forward, up);
+
+ __gluMakeIdentityf(&m[0][0]);
+ m[0][0] = side[0];
+ m[1][0] = side[1];
+ m[2][0] = side[2];
+
+ m[0][1] = up[0];
+ m[1][1] = up[1];
+ m[2][1] = up[2];
+
+ m[0][2] = -forward[0];
+ m[1][2] = -forward[1];
+ m[2][2] = -forward[2];
+
+ glMultMatrixf(&m[0][0]);
+ glTranslated(-eyex, -eyey, -eyez);
+}
+
+GLfloat viewDistance = 1.0;
+
void WMesaShowStereo(GLuint list)
{
@@ -1585,7 +1913,7 @@ void WMesaShowStereo(GLuint list)
glGetFloatv(GL_MODELVIEW_MATRIX,cm);
glLoadIdentity();
- gluLookAt(viewDistance/2,0.0,0.0 ,
+ __gluLookAt(viewDistance/2,0.0,0.0 ,
viewDistance/2,0.0,-1.0,
0.0,1.0,0.0 );
glMultMatrixf( cm );
@@ -1595,7 +1923,7 @@ void WMesaShowStereo(GLuint list)
glGetFloatv(GL_MODELVIEW_MATRIX,cm);
glLoadIdentity();
- gluLookAt(-viewDistance/2,0.0,0.0 ,
+ __gluLookAt(-viewDistance/2,0.0,0.0 ,
-viewDistance/2,0.0,-1.0,
0.0,1.0,0.0 );
glMultMatrixf(cm);
@@ -1774,7 +2102,7 @@ static void DDFreePrimarySurface(WMesaContext wc)
static BOOL DDCreatePrimarySurface(WMesaContext wc)
{
HRESULT ddrval;
- DDSCAPS ddscaps;
+// DDSCAPS ddscaps;
wc->ddsd.dwSize = sizeof( wc->ddsd );
wc->ddsd.dwFlags = DDSD_CAPS;
wc->ddsd.ddsCaps.dwCaps = DDSCAPS_PRIMARYSURFACE;
@@ -1786,7 +2114,7 @@ static BOOL DDCreatePrimarySurface(WMesaContext wc)
return initFail(wc->hwnd , wc);
}
if(wc->db_flag == GL_FALSE)
- wc->lpDDSPrimary->lpVtbl->GetDC(wc->lpDDSPrimary, wc->hDC);
+ wc->lpDDSPrimary->lpVtbl->GetDC(wc->lpDDSPrimary, &(wc->hDC));
return TRUE;
}
@@ -1831,6 +2159,80 @@ static BOOL DDCreateOffScreen(WMesaContext wc)
return TRUE;
}
+typedef
+struct tagWMesaContextList
+{
+ WMesaContext wc;
+ struct tagWMesaContextList *next;
+}WMesaContextList;
+
+WMesaContextList *head = 0;
+
+void AddContext(WMesaContext wc)
+{
+ WMesaContextList *lst = (WMesaContextList *)malloc(sizeof(WMesaContextList));
+ lst->wc = wc;
+ if( head )
+ lst->next = head;
+ head = lst;
+}
+
+WMesaContext FindContext(HWND hWnd)
+{
+ WMesaContextList *tmp = head;
+ while(tmp)
+ {
+ if( tmp->wc->hwnd == hWnd )
+ return tmp->wc;
+ tmp = tmp->next;
+ }
+ return NULL;
+}
+
+void RemoveContext(HWND hWnd)
+{
+ WMesaContextList *tmp = head;
+ if(tmp )
+ {
+ if( tmp->wc->hwnd == hWnd )
+ {
+ WMesaContextList *lst = tmp;
+
+ head = tmp->next;
+ free((void *)lst);
+ }
+ else
+ while(tmp->next)
+ {
+ if( tmp->next->wc->hwnd == hWnd )
+ {
+ WMesaContextList *lst = tmp->next;
+ tmp->next = tmp->next->next;
+ free((void *)lst);
+ }
+ tmp = tmp->next;
+ }
+ }
+}
+
+static LRESULT CALLBACK MyWndProc(HWND hwnd,UINT message,WPARAM wParam, LPARAM lParam)
+{
+ WMesaContext wc = Current->hwnd == hwnd ? Current : FindContext(hwnd);
+ if( wc )
+ {
+ LRESULT lret = CallWindowProc((WNDPROC)(wc->oldWndProc),hwnd,message,wParam,lParam);
+ if( message = WM_MOVE )
+ {
+ POINT pt = {0};
+ GetClientRect( wc->hwnd, &(wc->rectSurface) );
+ ClientToScreen( hwnd, &pt );
+ OffsetRect(&(wc->rectSurface), pt.x, pt.y);
+ }
+ return lret;
+ }
+ return 0L;
+}
+
/*
* doInit - do work required for every instance of the application:
* create the window, initialize data
@@ -1838,11 +2240,11 @@ static BOOL DDCreateOffScreen(WMesaContext wc)
static BOOL DDInit( WMesaContext wc, HWND hwnd)
{
HRESULT ddrval;
- DWORD dwFrequency;
-
- LPDIRECTDRAW lpDD; // DirectDraw object
- LPDIRECTDRAW2 lpDD2;
+// DWORD dwFrequency;
+// LPDIRECTDRAW lpDD; // DirectDraw object
+// LPDIRECTDRAW2 lpDD2;
+ LPDIRECTDRAWCLIPPER pcClipper = NULL;
wc->fullScreen = displayOptions.fullScreen;
wc->gMode = displayOptions.mode;
@@ -1922,11 +2324,38 @@ static BOOL DDInit( WMesaContext wc, HWND hwnd)
return initFail(hwnd, wc);
if(wc->db_flag)
- return DDCreateOffScreen(wc);
+ DDCreateOffScreen(wc);
+
+ if( FAILED( ddrval = wc->lpDD->lpVtbl->CreateClipper(wc->lpDD, 0, &pcClipper, NULL ) ) )
+ return E_FAIL;
+
+ if( FAILED( ddrval = pcClipper->lpVtbl->SetHWnd(pcClipper, 0, wc->hwnd ) ) )
+ {
+ pcClipper->lpVtbl->Release(pcClipper);
+ return E_FAIL;
+ }
+
+ if( FAILED( ddrval = wc->lpDDSPrimary->lpVtbl->SetClipper(wc->lpDDSPrimary, pcClipper ) ) )
+ {
+ pcClipper->lpVtbl->Release(pcClipper);
+ return E_FAIL;
+ }
+
+ // Done with clipper
+ pcClipper->lpVtbl->Release(pcClipper);
+ AddContext(wc);
+ // Hook the window so we can update the drawing rectangle when the window moves
+ wc->oldWndProc = SetWindowLong(wc->hwnd,GWL_WNDPROC,(LONG)MyWndProc);
+
+ return TRUE;
+
} /* DDInit */
static void DDFree( WMesaContext wc)
{
+ RemoveContext(wc->hwnd);
+ SetWindowLong(wc->hwnd,GWL_WNDPROC,(LONG)(wc->oldWndProc));
+ wc->oldWndProc = 0;
if( wc->lpDD != NULL )
{
DDFreePrimarySurface(wc);
@@ -1967,7 +2396,7 @@ void WMesaMove(void)
************************************************/
-#if 0
+#if defined(FAST_RASTERIZERS)
/*
diff --git a/src/mesa/drivers/windows/wmesadef.h b/src/mesa/drivers/windows/wmesadef.h
index 9682c857e7..29fff9f4f5 100644
--- a/src/mesa/drivers/windows/wmesadef.h
+++ b/src/mesa/drivers/windows/wmesadef.h
@@ -57,10 +57,23 @@
#ifndef DDMESADEF_H
#define DDMESADEF_H
+// uncomment this to use DirectDraw driver
+//#define DDRAW 1
+// uncomment this to use a pointer to a function for setting the pixels
+// in the buffer
+#define COMPILE_SETPIXEL 1
+// uncomment this to enable the fast win32 rasterizers ( commented out for MesaGL 4.0 )
+// #define FAST_RASTERIZERS 1
+// uncomment this to enable setting function pointers once inside of
+// WMesaCreateContext instead of on every call to wmesa_update_state()
+#define SET_FPOINTERS_ONCE 1
+
+
#include <windows.h>
#include <GL\gl.h>
#include "context.h"
#ifdef DDRAW
+#define DIRECTDRAW_VERSION 0x0100
#include <ddraw.h>
#endif
//#include "profile.h"
@@ -79,6 +92,9 @@ typedef struct _dibSection{
LPVOID base;
}WMDIBSECTION, *PWMDIBSECTION;
+#ifdef COMPILE_SETPIXEL
+typedef void (*SETPIXELTYPE)(struct wmesa_context *pwc, int iScanLine, int iPixel, BYTE r, BYTE g, BYTE b);
+#endif
typedef struct wmesa_context{
GLcontext *gl_ctx; /* The core GL/Mesa context */
@@ -132,15 +148,19 @@ typedef struct wmesa_context{
LPDIRECTDRAWSURFACE lpDDSOffScreen; // DirectDraw off screen surface
LPDIRECTDRAWPALETTE lpDDPal; // DirectDraw palette
BOOL bActive; // is application active?
- DDSURFACEDESC ddsd;
- int fullScreen;
- int gMode ;
+ DDSURFACEDESC ddsd; // surface description
+ int fullScreen; // fullscreen ?
+ int gMode ; // fullscreen mode
+ LONG oldWndProc; // old Window proc. we need to hook WM_MOVE message to update the drawing rectangle
#endif
RECT rectOffScreen;
RECT rectSurface;
HWND hwnd;
DWORD pitch;
PBYTE addrOffScreen;
+#ifdef COMPILE_SETPIXEL
+ SETPIXELTYPE wmSetPixel;
+#endif // COMPILE_SETPIXEL
//#ifdef PROFILE
// MESAPROF profile;
//#endif