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- fixes the COLORFILL case for front-buffer

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- some preparations for GL-accelerated Blts
- some small optimizations in the Clear code
This commit is contained in:
Lionel Ulmer 2003-06-13 23:17:59 +00:00 committed by Alexandre Julliard
parent 918d8f3e20
commit 26f51af674
1 changed files with 61 additions and 48 deletions
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97
dlls/ddraw/d3ddevice/mesa.c
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@ -2373,6 +2373,7 @@ ICOM_VTABLE(IDirect3DDevice) VTABLE_IDirect3DDevice =
#endif
static HRESULT d3ddevice_clear(IDirect3DDeviceImpl *This,
WINE_GL_BUFFER_TYPE buffer_type,
DWORD dwCount,
LPD3DRECT lpRects,
DWORD dwFlags,
@ -2382,10 +2383,7 @@ static HRESULT d3ddevice_clear(IDirect3DDeviceImpl *This,
{
IDirect3DDeviceGLImpl *glThis = (IDirect3DDeviceGLImpl *) This;
GLboolean ztest;
GLfloat old_z_clear_value;
GLbitfield bitfield = 0;
GLint old_stencil_clear_value;
GLfloat old_color_clear_value[4];
D3DRECT rect;
int i;
@ -2401,7 +2399,6 @@ static HRESULT d3ddevice_clear(IDirect3DDeviceImpl *This,
}
if (dwCount == 0) {
/* Not sure if this is really needed... */
dwCount = 1;
rect.u1.x1 = 0;
rect.u2.y1 = 0;
@ -2413,29 +2410,28 @@ static HRESULT d3ddevice_clear(IDirect3DDeviceImpl *This,
/* Clears the screen */
ENTER_GL();
if (glThis->state[WINE_GL_BUFFER_BACK] == SURFACE_MEMORY_DIRTY) {
if (dwFlags & D3DCLEAR_TARGET) {
if (glThis->state[buffer_type] == SURFACE_MEMORY_DIRTY) {
/* TODO: optimize here the case where Clear changes all the screen... */
This->flush_to_framebuffer(This, &(glThis->lock_rect[WINE_GL_BUFFER_BACK]), glThis->lock_surf[WINE_GL_BUFFER_BACK]);
This->flush_to_framebuffer(This, &(glThis->lock_rect[buffer_type]), glThis->lock_surf[buffer_type]);
}
glThis->state[buffer_type] = SURFACE_GL;
}
glThis->state[WINE_GL_BUFFER_BACK] = SURFACE_GL;
if (dwFlags & D3DCLEAR_ZBUFFER) {
bitfield |= GL_DEPTH_BUFFER_BIT;
glGetBooleanv(GL_DEPTH_WRITEMASK, &ztest);
glDepthMask(GL_TRUE); /* Enables Z writing to be sure to delete also the Z buffer */
glGetFloatv(GL_DEPTH_CLEAR_VALUE, &old_z_clear_value);
glClearDepth(dvZ);
TRACE(" depth value : %f\n", dvZ);
}
if (dwFlags & D3DCLEAR_STENCIL) {
bitfield |= GL_STENCIL_BUFFER_BIT;
glGetIntegerv(GL_STENCIL_CLEAR_VALUE, &old_stencil_clear_value);
glClearStencil(dwStencil);
TRACE(" stencil value : %ld\n", dwStencil);
}
if (dwFlags & D3DCLEAR_TARGET) {
bitfield |= GL_COLOR_BUFFER_BIT;
glGetFloatv(GL_COLOR_CLEAR_VALUE, old_color_clear_value);
glClearColor(((dwColor >> 16) & 0xFF) / 255.0,
((dwColor >> 8) & 0xFF) / 255.0,
((dwColor >> 0) & 0xFF) / 255.0,
@ -2452,19 +2448,7 @@ static HRESULT d3ddevice_clear(IDirect3DDeviceImpl *This,
glDisable(GL_SCISSOR_TEST);
if (dwFlags & D3DCLEAR_ZBUFFER) {
glDepthMask(ztest);
glClearDepth(old_z_clear_value);
}
if (dwFlags & D3DCLEAR_STENCIL) {
bitfield |= GL_STENCIL_BUFFER_BIT;
glClearStencil(old_stencil_clear_value);
}
if (dwFlags & D3DCLEAR_TARGET) {
bitfield |= GL_COLOR_BUFFER_BIT;
glClearColor(old_color_clear_value[0],
old_color_clear_value[1],
old_color_clear_value[2],
old_color_clear_value[3]);
if (ztest == 0) glDepthMask(ztest);
}
LEAVE_GL();
@ -2472,28 +2456,64 @@ static HRESULT d3ddevice_clear(IDirect3DDeviceImpl *This,
return DD_OK;
}
static HRESULT d3ddevice_clear_back(IDirect3DDeviceImpl *This,
DWORD dwCount,
LPD3DRECT lpRects,
DWORD dwFlags,
DWORD dwColor,
D3DVALUE dvZ,
DWORD dwStencil)
{
return d3ddevice_clear(This, WINE_GL_BUFFER_BACK, dwCount, lpRects, dwFlags, dwColor, dvZ, dwStencil);
}
HRESULT
d3ddevice_blt(IDirectDrawSurfaceImpl *This, LPRECT rdst,
LPDIRECTDRAWSURFACE7 src, LPRECT rsrc,
DWORD dwFlags, LPDDBLTFX lpbltfx)
{
if (dwFlags & DDBLT_COLORFILL) {
/* This is easy to handle for the D3D Device... */
DWORD color;
IDirect3DDeviceGLImpl *gl_d3d_dev = (IDirect3DDeviceGLImpl *) This->d3ddevice;
WINE_GL_BUFFER_TYPE buffer_type;
D3DRECT rect;
GLenum prev_draw;
BOOL is_front;
/* First check if we BLT to the backbuffer... */
if ((This->surface_desc.ddsCaps.dwCaps & (DDSCAPS_BACKBUFFER)) != 0) {
is_front = FALSE;
buffer_type = WINE_GL_BUFFER_BACK;
} else if ((This->surface_desc.ddsCaps.dwCaps & (DDSCAPS_FRONTBUFFER|DDSCAPS_PRIMARYSURFACE)) != 0) {
is_front = TRUE;
buffer_type = WINE_GL_BUFFER_FRONT;
} else {
ERR("Only BLT override to front or back-buffer is supported for now !\n");
return DDERR_INVALIDPARAMS;
}
if (rdst) {
rect.u1.x1 = rdst->left;
rect.u2.y1 = rdst->top;
rect.u3.x2 = rdst->right;
rect.u4.y2 = rdst->bottom;
} else {
rect.u1.x1 = 0;
rect.u2.y1 = 0;
rect.u3.x2 = This->surface_desc.dwWidth;
rect.u4.y2 = This->surface_desc.dwHeight;
}
if ((gl_d3d_dev->state[buffer_type] == SURFACE_MEMORY_DIRTY) &&
(rect.u1.x1 >= gl_d3d_dev->lock_rect[buffer_type].left) &&
(rect.u2.y1 >= gl_d3d_dev->lock_rect[buffer_type].top) &&
(rect.u3.x2 <= gl_d3d_dev->lock_rect[buffer_type].right) &&
(rect.u4.y2 <= gl_d3d_dev->lock_rect[buffer_type].bottom)) {
/* If the memory zone is already dirty, use the standard 'in memory' blit operations and not
* GL to do it.
*/
return DDERR_INVALIDPARAMS;
}
if (dwFlags & DDBLT_COLORFILL) {
/* This is easy to handle for the D3D Device... */
DWORD color;
GLenum prev_draw;
/* The color as given in the Blt function is in the format of the frame-buffer...
* 'clear' expect it in ARGB format => we need to do some conversion :-)
*/
@ -2538,25 +2558,18 @@ d3ddevice_blt(IDirectDrawSurfaceImpl *This, LPRECT rdst,
TRACE(" executing D3D Device override.\n");
if (rdst) {
rect.u1.x1 = rdst->left;
rect.u2.y1 = rdst->top;
rect.u3.x2 = rdst->right;
rect.u4.y2 = rdst->bottom;
}
ENTER_GL();
glGetIntegerv(GL_DRAW_BUFFER, &prev_draw);
if (is_front)
if (buffer_type == WINE_GL_BUFFER_FRONT)
glDrawBuffer(GL_FRONT);
else
glDrawBuffer(GL_BACK);
d3ddevice_clear(This->d3ddevice, rdst != NULL ? 1 : 0, &rect, D3DCLEAR_TARGET, color, 0.0, 0x00000000);
d3ddevice_clear(This->d3ddevice, buffer_type, 1, &rect, D3DCLEAR_TARGET, color, 0.0, 0x00000000);
if ((( is_front) && (prev_draw == GL_BACK)) ||
((!is_front) && (prev_draw == GL_FRONT)))
if (((buffer_type == WINE_GL_BUFFER_FRONT) && (prev_draw == GL_BACK)) ||
((buffer_type == WINE_GL_BUFFER_BACK) && (prev_draw == GL_FRONT)))
glDrawBuffer(prev_draw);
LEAVE_GL();
@ -3138,7 +3151,7 @@ d3ddevice_create(IDirect3DDeviceImpl **obj, IDirectDrawImpl *d3d, IDirectDrawSur
object->d3d = d3d;
object->surface = surface;
object->set_context = set_context;
object->clear = d3ddevice_clear;
object->clear = d3ddevice_clear_back;
object->set_matrices = d3ddevice_set_matrices;
object->matrices_updated = d3ddevice_matrices_updated;
object->flush_to_framebuffer = d3ddevice_flush_to_frame_buffer;