summaryrefslogtreecommitdiff
path: root/src/gallium/winsys/gdi/gdi_softpipe_winsys.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/gallium/winsys/gdi/gdi_softpipe_winsys.c')
-rw-r--r--src/gallium/winsys/gdi/gdi_softpipe_winsys.c318
1 files changed, 0 insertions, 318 deletions
diff --git a/src/gallium/winsys/gdi/gdi_softpipe_winsys.c b/src/gallium/winsys/gdi/gdi_softpipe_winsys.c
deleted file mode 100644
index 71360e55aa..0000000000
--- a/src/gallium/winsys/gdi/gdi_softpipe_winsys.c
+++ /dev/null
@@ -1,318 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2008 Tungsten Graphics, Inc., Bismarck, ND., USA
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sub license, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial portions
- * of the Software.
- *
- *
- **************************************************************************/
-
-/**
- * @file
- * Softpipe support.
- *
- * @author Keith Whitwell
- * @author Brian Paul
- * @author Jose Fonseca
- */
-
-
-#include <windows.h>
-
-#include "util/u_simple_screen.h"
-#include "pipe/p_format.h"
-#include "pipe/p_context.h"
-#include "util/u_inlines.h"
-#include "util/u_format.h"
-#include "util/u_math.h"
-#include "util/u_memory.h"
-#include "softpipe/sp_winsys.h"
-#include "softpipe/sp_texture.h"
-#include "stw_winsys.h"
-
-
-struct gdi_softpipe_buffer
-{
- struct pipe_buffer base;
- boolean userBuffer; /** Is this a user-space buffer? */
- void *data;
- void *mapped;
-};
-
-
-/** Cast wrapper */
-static INLINE struct gdi_softpipe_buffer *
-gdi_softpipe_buffer( struct pipe_buffer *buf )
-{
- return (struct gdi_softpipe_buffer *)buf;
-}
-
-
-static void *
-gdi_softpipe_buffer_map(struct pipe_winsys *winsys,
- struct pipe_buffer *buf,
- unsigned flags)
-{
- struct gdi_softpipe_buffer *gdi_softpipe_buf = gdi_softpipe_buffer(buf);
- gdi_softpipe_buf->mapped = gdi_softpipe_buf->data;
- return gdi_softpipe_buf->mapped;
-}
-
-
-static void
-gdi_softpipe_buffer_unmap(struct pipe_winsys *winsys,
- struct pipe_buffer *buf)
-{
- struct gdi_softpipe_buffer *gdi_softpipe_buf = gdi_softpipe_buffer(buf);
- gdi_softpipe_buf->mapped = NULL;
-}
-
-
-static void
-gdi_softpipe_buffer_destroy(struct pipe_buffer *buf)
-{
- struct gdi_softpipe_buffer *oldBuf = gdi_softpipe_buffer(buf);
-
- if (oldBuf->data) {
- if (!oldBuf->userBuffer)
- align_free(oldBuf->data);
-
- oldBuf->data = NULL;
- }
-
- FREE(oldBuf);
-}
-
-
-static const char *
-gdi_softpipe_get_name(struct pipe_winsys *winsys)
-{
- return "softpipe";
-}
-
-
-static struct pipe_buffer *
-gdi_softpipe_buffer_create(struct pipe_winsys *winsys,
- unsigned alignment,
- unsigned usage,
- unsigned size)
-{
- struct gdi_softpipe_buffer *buffer = CALLOC_STRUCT(gdi_softpipe_buffer);
-
- pipe_reference_init(&buffer->base.reference, 1);
- buffer->base.alignment = alignment;
- buffer->base.usage = usage;
- buffer->base.size = size;
-
- buffer->data = align_malloc(size, alignment);
-
- return &buffer->base;
-}
-
-
-/**
- * Create buffer which wraps user-space data.
- */
-static struct pipe_buffer *
-gdi_softpipe_user_buffer_create(struct pipe_winsys *winsys,
- void *ptr,
- unsigned bytes)
-{
- struct gdi_softpipe_buffer *buffer;
-
- buffer = CALLOC_STRUCT(gdi_softpipe_buffer);
- if(!buffer)
- return NULL;
-
- pipe_reference_init(&buffer->base.reference, 1);
- buffer->base.size = bytes;
- buffer->userBuffer = TRUE;
- buffer->data = ptr;
-
- return &buffer->base;
-}
-
-
-static struct pipe_buffer *
-gdi_softpipe_surface_buffer_create(struct pipe_winsys *winsys,
- unsigned width, unsigned height,
- enum pipe_format format,
- unsigned usage,
- unsigned tex_usage,
- unsigned *stride)
-{
- const unsigned alignment = 64;
- unsigned nblocksy;
-
- nblocksy = util_format_get_nblocksy(format, height);
- *stride = align(util_format_get_stride(format, width), alignment);
-
- return winsys->buffer_create(winsys, alignment,
- usage,
- *stride * nblocksy);
-}
-
-
-static void
-gdi_softpipe_dummy_flush_frontbuffer(struct pipe_winsys *winsys,
- struct pipe_surface *surface,
- void *context_private)
-{
- assert(0);
-}
-
-
-static void
-gdi_softpipe_fence_reference(struct pipe_winsys *winsys,
- struct pipe_fence_handle **ptr,
- struct pipe_fence_handle *fence)
-{
-}
-
-
-static int
-gdi_softpipe_fence_signalled(struct pipe_winsys *winsys,
- struct pipe_fence_handle *fence,
- unsigned flag)
-{
- return 0;
-}
-
-
-static int
-gdi_softpipe_fence_finish(struct pipe_winsys *winsys,
- struct pipe_fence_handle *fence,
- unsigned flag)
-{
- return 0;
-}
-
-
-static void
-gdi_softpipe_destroy(struct pipe_winsys *winsys)
-{
- FREE(winsys);
-}
-
-
-static struct pipe_screen *
-gdi_softpipe_screen_create(void)
-{
- static struct pipe_winsys *winsys;
- struct pipe_screen *screen;
-
- winsys = CALLOC_STRUCT(pipe_winsys);
- if(!winsys)
- return NULL;
-
- winsys->destroy = gdi_softpipe_destroy;
-
- winsys->buffer_create = gdi_softpipe_buffer_create;
- winsys->user_buffer_create = gdi_softpipe_user_buffer_create;
- winsys->buffer_map = gdi_softpipe_buffer_map;
- winsys->buffer_unmap = gdi_softpipe_buffer_unmap;
- winsys->buffer_destroy = gdi_softpipe_buffer_destroy;
-
- winsys->surface_buffer_create = gdi_softpipe_surface_buffer_create;
-
- winsys->fence_reference = gdi_softpipe_fence_reference;
- winsys->fence_signalled = gdi_softpipe_fence_signalled;
- winsys->fence_finish = gdi_softpipe_fence_finish;
-
- winsys->flush_frontbuffer = gdi_softpipe_dummy_flush_frontbuffer;
- winsys->get_name = gdi_softpipe_get_name;
-
- screen = softpipe_create_screen(winsys);
- if(!screen)
- gdi_softpipe_destroy(winsys);
-
- return screen;
-}
-
-
-static void
-gdi_softpipe_present(struct pipe_screen *screen,
- struct pipe_surface *surface,
- HDC hDC)
-{
- struct softpipe_texture *texture;
- struct gdi_softpipe_buffer *buffer;
- BITMAPINFO bmi;
-
- texture = softpipe_texture(surface->texture);
-
- buffer = gdi_softpipe_buffer(texture->buffer);
-
- memset(&bmi, 0, sizeof(BITMAPINFO));
- bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
- bmi.bmiHeader.biWidth = texture->stride[surface->level] / util_format_get_blocksize(surface->format);
- bmi.bmiHeader.biHeight= -(long)surface->height;
- bmi.bmiHeader.biPlanes = 1;
- bmi.bmiHeader.biBitCount = util_format_get_blocksizebits(surface->format);
- bmi.bmiHeader.biCompression = BI_RGB;
- bmi.bmiHeader.biSizeImage = 0;
- bmi.bmiHeader.biXPelsPerMeter = 0;
- bmi.bmiHeader.biYPelsPerMeter = 0;
- bmi.bmiHeader.biClrUsed = 0;
- bmi.bmiHeader.biClrImportant = 0;
-
- StretchDIBits(hDC,
- 0, 0, surface->width, surface->height,
- 0, 0, surface->width, surface->height,
- buffer->data, &bmi, 0, SRCCOPY);
-}
-
-
-static const struct stw_winsys stw_winsys = {
- &gdi_softpipe_screen_create,
- &gdi_softpipe_present,
- NULL, /* get_adapter_luid */
- NULL, /* shared_surface_open */
- NULL, /* shared_surface_close */
- NULL /* compose */
-};
-
-
-BOOL WINAPI
-DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpReserved)
-{
- switch (fdwReason) {
- case DLL_PROCESS_ATTACH:
- stw_init(&stw_winsys);
- stw_init_thread();
- break;
-
- case DLL_THREAD_ATTACH:
- stw_init_thread();
- break;
-
- case DLL_THREAD_DETACH:
- stw_cleanup_thread();
- break;
-
- case DLL_PROCESS_DETACH:
- stw_cleanup_thread();
- stw_cleanup();
- break;
- }
- return TRUE;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-01 07:14:15 +0000