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| /************************************************************************** |
| * |
| * Copyright 2009 Artur Wyszynski <harakash@gmail.com> |
| * Copyright 2013-2014 Alexander von Gluck IV <kallisti5@unixzen.com> |
| * |
| * 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. |
| * |
| **************************************************************************/ |
| |
| #include <stdio.h> |
| |
| #include "pipe/p_compiler.h" |
| #include "pipe/p_defines.h" |
| #include "pipe/p_format.h" |
| #include "util/u_inlines.h" |
| #include "util/u_format.h" |
| #include "util/u_math.h" |
| #include "util/u_memory.h" |
| #include "state_tracker/st_api.h" |
| #include "state_tracker/sw_winsys.h" |
| |
| #include "bitmap_wrapper.h" |
| #include "hgl_sw_winsys.h" |
| |
| |
| #ifdef DEBUG |
| # define TRACE(x...) printf("hgl:winsys: " x) |
| # define CALLED() TRACE("CALLED: %s\n", __PRETTY_FUNCTION__) |
| #else |
| # define TRACE(x...) |
| # define CALLED() |
| #endif |
| #define ERROR(x...) printf("hgl:winsys: " x) |
| |
| |
| struct haiku_displaytarget |
| { |
| enum pipe_format format; |
| color_space colorSpace; |
| |
| unsigned width; |
| unsigned height; |
| unsigned stride; |
| |
| unsigned size; |
| |
| void* data; |
| }; |
| |
| |
| // Cast |
| static INLINE struct haiku_displaytarget* |
| hgl_sw_displaytarget(struct sw_displaytarget* target) |
| { |
| return (struct haiku_displaytarget *)target; |
| } |
| |
| |
| static void |
| hgl_winsys_destroy(struct sw_winsys* winsys) |
| { |
| FREE(winsys); |
| } |
| |
| |
| static boolean |
| hgl_winsys_is_displaytarget_format_supported(struct sw_winsys* winsys, |
| unsigned textureUsage, enum pipe_format format) |
| { |
| // TODO STUB |
| return TRUE; |
| } |
| |
| static color_space |
| hgl_winsys_convert_cs(enum pipe_format format) |
| { |
| // TODO: B_RGB24, B_RGB16, B_RGB15? |
| switch(format) { |
| case PIPE_FORMAT_B5G6R5_UNORM: |
| return B_CMAP8; |
| case PIPE_FORMAT_A8B8G8R8_UNORM: |
| case PIPE_FORMAT_X8B8G8R8_UNORM: |
| default: |
| return B_RGB32; |
| } |
| } |
| |
| static struct sw_displaytarget* |
| hgl_winsys_displaytarget_create(struct sw_winsys* winsys, |
| unsigned textureUsage, enum pipe_format format, unsigned width, |
| unsigned height, unsigned alignment, unsigned* stride) |
| { |
| struct haiku_displaytarget* haikuDisplayTarget |
| = CALLOC_STRUCT(haiku_displaytarget); |
| assert(haikuDisplayTarget); |
| |
| TRACE("%s: %d x %d\n", __func__, width, height); |
| |
| haikuDisplayTarget->colorSpace = hgl_winsys_convert_cs(format); |
| haikuDisplayTarget->format = format; |
| haikuDisplayTarget->width = width; |
| haikuDisplayTarget->height = height; |
| |
| size_t formatStride = util_format_get_stride(format, width); |
| unsigned blockSize = util_format_get_nblocksy(format, height); |
| |
| haikuDisplayTarget->stride = align(formatStride, alignment); |
| haikuDisplayTarget->size = haikuDisplayTarget->stride * blockSize; |
| |
| haikuDisplayTarget->data |
| = align_malloc(haikuDisplayTarget->size, alignment); |
| |
| assert(haikuDisplayTarget->data); |
| |
| *stride = haikuDisplayTarget->stride; |
| |
| // Cast to ghost sw_displaytarget type |
| return (struct sw_displaytarget*)haikuDisplayTarget; |
| } |
| |
| |
| static void |
| hgl_winsys_displaytarget_destroy(struct sw_winsys* winsys, |
| struct sw_displaytarget* displayTarget) |
| { |
| struct haiku_displaytarget* haikuDisplayTarget |
| = hgl_sw_displaytarget(displayTarget); |
| |
| if (!haikuDisplayTarget) |
| return; |
| |
| if (haikuDisplayTarget->data != NULL) |
| align_free(haikuDisplayTarget->data); |
| |
| FREE(haikuDisplayTarget); |
| } |
| |
| |
| static struct sw_displaytarget* |
| hgl_winsys_displaytarget_from_handle(struct sw_winsys* winsys, |
| const struct pipe_resource* templat, struct winsys_handle* whandle, |
| unsigned* stride) |
| { |
| return NULL; |
| } |
| |
| |
| static boolean |
| hgl_winsys_displaytarget_get_handle(struct sw_winsys* winsys, |
| struct sw_displaytarget* displayTarget, struct winsys_handle* whandle) |
| { |
| return FALSE; |
| } |
| |
| |
| static void* |
| hgl_winsys_displaytarget_map(struct sw_winsys* winsys, |
| struct sw_displaytarget* displayTarget, unsigned flags) |
| { |
| struct haiku_displaytarget* haikuDisplayTarget |
| = hgl_sw_displaytarget(displayTarget); |
| |
| return haikuDisplayTarget->data; |
| } |
| |
| |
| static void |
| hgl_winsys_displaytarget_unmap(struct sw_winsys* winsys, |
| struct sw_displaytarget* disptarget) |
| { |
| return; |
| } |
| |
| |
| static void |
| hgl_winsys_displaytarget_display(struct sw_winsys* winsys, |
| struct sw_displaytarget* displayTarget, void* contextPrivate, |
| struct pipe_box *box) |
| { |
| assert(contextPrivate); |
| |
| Bitmap* bitmap = (Bitmap*)contextPrivate; |
| |
| struct haiku_displaytarget* haikuDisplayTarget |
| = hgl_sw_displaytarget(displayTarget); |
| |
| import_bitmap_bits(bitmap, haikuDisplayTarget->data, |
| haikuDisplayTarget->size, haikuDisplayTarget->stride, |
| haikuDisplayTarget->colorSpace); |
| |
| // Dump the rendered bitmap to disk for debugging |
| //dump_bitmap(bitmap); |
| |
| return; |
| } |
| |
| |
| struct sw_winsys* |
| hgl_create_sw_winsys() |
| { |
| struct sw_winsys* winsys = CALLOC_STRUCT(sw_winsys); |
| |
| if (!winsys) |
| return NULL; |
| |
| // Attach winsys hooks for Haiku |
| winsys->destroy = hgl_winsys_destroy; |
| winsys->is_displaytarget_format_supported |
| = hgl_winsys_is_displaytarget_format_supported; |
| winsys->displaytarget_create = hgl_winsys_displaytarget_create; |
| winsys->displaytarget_from_handle = hgl_winsys_displaytarget_from_handle; |
| winsys->displaytarget_get_handle = hgl_winsys_displaytarget_get_handle; |
| winsys->displaytarget_map = hgl_winsys_displaytarget_map; |
| winsys->displaytarget_unmap = hgl_winsys_displaytarget_unmap; |
| winsys->displaytarget_display = hgl_winsys_displaytarget_display; |
| winsys->displaytarget_destroy = hgl_winsys_displaytarget_destroy; |
| |
| return winsys; |
| } |