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/*************************************************************************** |
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* Copyright (c) 2024 Microsoft Corporation |
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* |
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* This program and the accompanying materials are made available under the |
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* terms of the MIT License which is available at |
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* https://opensource.org/licenses/MIT. |
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* |
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* SPDX-License-Identifier: MIT |
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**************************************************************************/ |
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/**************************************************************************/ |
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/**************************************************************************/ |
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/** */ |
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/** GUIX Component */ |
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/** */ |
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/** Display Management (Display) */ |
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/** */ |
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/**************************************************************************/ |
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#define GX_SOURCE_CODE |
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/* Include necessary system files. */ |
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#include "gx_api.h" |
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#include "gx_display.h" |
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#include "gx_context.h" |
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#if defined(GX_BRUSH_ALPHA_SUPPORT) |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_blend */ |
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/* PORTABLE C */ |
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/* 6.1 */ |
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/* AUTHOR */ |
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/* */ |
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/* Kenneth Maxwell, Microsoft Corporation */ |
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/* */ |
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/* DESCRIPTION */ |
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/* */ |
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/* Internal helper function that handles writing of uncompressed */ |
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/* pixlemap file without alpha channel with brush alpha. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* context Drawing context */ |
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/* xstart x-coord of line left */ |
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/* xend x-coord of line end */ |
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/* y y-coord of line top */ |
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/* info GX_FILL_PIXELMAP_INFO struct */ |
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/* alpha Alpha value */ |
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/* */ |
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/* OUTPUT */ |
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/* */ |
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/* None */ |
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/* */ |
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/* CALLS */ |
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/* */ |
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/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
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/* blend function */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
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/* */ |
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/* RELEASE HISTORY */ |
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/* */ |
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/* DATE NAME DESCRIPTION */ |
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/* */ |
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/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
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/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
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/* resulting in version 6.1 */ |
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/* */ |
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/**************************************************************************/ |
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static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_blend(GX_DRAW_CONTEXT *context, |
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INT xstart, INT xend, INT y, |
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GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
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{ |
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INT xval; |
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INT offset; |
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INT pic_width; |
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GX_CONST USHORT *get; |
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USHORT pixel; |
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GX_PIXELMAP *pixelmap; |
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VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR fcolor, GX_UBYTE balpha); |
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blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
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✓✓ |
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if (blend_func == GX_NULL) |
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{ |
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return; |
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} |
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pixelmap = info -> pixelmap; |
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pic_width = pixelmap -> gx_pixelmap_width; |
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/* Pick the data pointer to the current row. */ |
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get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
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✓✓✓✓
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if ((info -> draw) && (xstart <= xend)) |
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{ |
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/* Calculate the map offset in x-axis. */ |
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offset = (info -> x_offset % pic_width); |
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✓✓ |
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for (xval = xstart; xval <= xend; xval++) |
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{ |
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pixel = *(get + offset); |
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blend_func(context, xval, y, pixel, alpha); |
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offset++; |
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✓✓ |
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if (offset >= pic_width) |
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{ |
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offset -= pic_width; |
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} |
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} |
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} |
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/* Update data pointer for next row.*/ |
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info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
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} |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_blend */ |
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/* PORTABLE C */ |
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/* 6.1 */ |
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/* AUTHOR */ |
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/* */ |
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/* Kenneth Maxwell, Microsoft Corporation */ |
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/* */ |
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/* DESCRIPTION */ |
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/* */ |
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/* Internal helper function that handles writing of uncompressed */ |
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/* pixlemap file with alpha channel with brush alpha. */ |
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/* */ |
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/* INPUT */ |
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/* */ |
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/* context Drawing context */ |
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/* xstart x-coord of line left */ |
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/* xend x-coord of line end */ |
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/* y y-coord of line top */ |
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/* info GX_FILL_PIXELMAP_INFO struct */ |
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/* alpha Alpha value */ |
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/* */ |
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/* OUTPUT */ |
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/* */ |
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/* None */ |
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/* */ |
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/* CALLS */ |
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/* */ |
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/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
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/* blend function */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
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/* */ |
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/* RELEASE HISTORY */ |
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/* */ |
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/* DATE NAME DESCRIPTION */ |
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/* */ |
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/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
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/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
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/* resulting in version 6.1 */ |
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/* */ |
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/**************************************************************************/ |
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static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_blend(GX_DRAW_CONTEXT *context, |
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INT xstart, INT xend, INT y, |
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GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
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{ |
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INT xval; |
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GX_CONST USHORT *get; |
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GX_CONST GX_UBYTE *getalpha; |
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USHORT color; |
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GX_UBYTE falpha; |
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GX_UBYTE combined_alpha; |
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GX_PIXELMAP *pixelmap; |
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INT pic_width; |
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INT offset; |
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VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
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blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
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✓✓ |
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if (blend_func == GX_NULL) |
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{ |
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return; |
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} |
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pixelmap = info -> pixelmap; |
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pic_width = pixelmap -> gx_pixelmap_width; |
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✓✓✓✓
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if ((info -> draw) && (xstart <= xend)) |
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{ |
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/* Pick the data pointer to the current row. */ |
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get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
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getalpha = (GX_CONST GX_UBYTE *)info -> current_aux_ptr; |
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/* Calculate the map offset in x-axis. */ |
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offset = (info -> x_offset % pic_width); |
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✓✓ |
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for (xval = xstart; xval <= xend; xval++) |
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{ |
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color = *(get + offset); |
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falpha = *(getalpha + offset); |
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✓✓ |
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if (falpha) |
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{ |
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combined_alpha = (GX_UBYTE)(falpha * alpha / 255); |
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blend_func(context, xval, y, color, combined_alpha); |
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} |
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223528 |
offset++; |
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✓✓ |
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if (offset >= pic_width) |
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{ |
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offset -= pic_width; |
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} |
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} |
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} |
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/* Update data pointers for next row. */ |
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info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
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info -> current_aux_ptr += (UINT)pic_width * sizeof(GX_UBYTE); |
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} |
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/**************************************************************************/ |
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/* */ |
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/* FUNCTION RELEASE */ |
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/* */ |
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/* _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_blend */ |
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/* PORTABLE C */ |
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/* 6.1 */ |
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/* AUTHOR */ |
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/* */ |
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/* Kenneth Maxwell, Microsoft Corporation */ |
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/* */ |
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/* DESCRIPTION */ |
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/* */ |
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/* Internal helper function that handles writing of compressed */ |
245 |
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/* pixlemap file without alpha channel with brush_alpha. */ |
246 |
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/* */ |
247 |
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/* INPUT */ |
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/* */ |
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/* context Drawing context */ |
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/* xstart x-coord of line left */ |
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/* xend x-coord of line end */ |
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/* y y-coord of line top */ |
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/* info GX_FILL_PIXELMAP_INFO struct */ |
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/* alpha Alpha value */ |
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/* */ |
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/* OUTPUT */ |
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/* */ |
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/* None */ |
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/* */ |
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/* CALLS */ |
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/* */ |
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/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
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/* blend function */ |
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/* */ |
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/* CALLED BY */ |
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/* */ |
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/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
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/* */ |
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/* RELEASE HISTORY */ |
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/* */ |
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/* DATE NAME DESCRIPTION */ |
272 |
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/* */ |
273 |
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/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
274 |
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/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
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/* resulting in version 6.1 */ |
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/* */ |
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/**************************************************************************/ |
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4919 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_blend(GX_DRAW_CONTEXT *context, INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
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{ |
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INT start_pos; |
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INT xval; |
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USHORT count; |
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USHORT pixel; |
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GX_CONST USHORT *get = GX_NULL; |
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GX_PIXELMAP *pixelmap; |
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VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR fcolor, GX_UBYTE alpha); |
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blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
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pixelmap = info -> pixelmap; |
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✓✓ |
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if (blend_func == GX_NULL) |
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{ |
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return; |
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} |
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✓✓✓✓
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if ((info -> draw) && (xstart <= xend)) |
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{ |
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/* Calculate draw start position. */ |
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start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
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✓✓ |
4428 |
while (start_pos <= xend) |
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{ |
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2371 |
xval = start_pos; |
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/*Start from where we need to repeat.*/ |
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2371 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
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✓✓ |
70129 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
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{ |
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67758 |
count = *get++; |
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✓✓ |
67758 |
if (count & 0x8000) |
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{ |
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count = (USHORT)((count & 0x7fff) + 1); |
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pixel = *get++; |
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✓✓ |
283557 |
while (count--) |
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{ |
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✓✓✓✓
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246859 |
if (xval >= xstart && xval <= xend) |
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{ |
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61415 |
blend_func(context, xval, y, pixel, alpha); |
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} |
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246859 |
xval++; |
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} |
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} |
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else |
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{ |
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31060 |
count++; |
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✓✓ |
696498 |
while (count--) |
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{ |
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665438 |
pixel = *get++; |
329 |
✓✓✓✓
|
665438 |
if (xval >= xstart && xval <= xend) |
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{ |
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160198 |
blend_func(context, xval, y, pixel, alpha); |
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} |
333 |
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665438 |
xval++; |
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} |
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} |
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} |
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2371 |
start_pos += pixelmap -> gx_pixelmap_width; |
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} |
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} |
340 |
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else |
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{ |
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|
1738 |
xval = 0; |
343 |
|
1738 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
344 |
✓✓ |
42192 |
while (xval < pixelmap -> gx_pixelmap_width) |
345 |
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{ |
346 |
|
40454 |
count = *get++; |
347 |
✓✓ |
40454 |
if (count & 0x8000) |
348 |
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{ |
349 |
|
21565 |
count = (USHORT)((count & 0x7fff) + 1); |
350 |
|
21565 |
get++; |
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} |
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else |
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{ |
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|
18889 |
count++; |
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|
18889 |
get += count; |
356 |
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} |
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|
40454 |
xval += count; |
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} |
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} |
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/* Update data pointer for next row. */ |
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|
3795 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
363 |
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} |
364 |
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|
365 |
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/**************************************************************************/ |
366 |
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/* */ |
367 |
|
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/* FUNCTION RELEASE */ |
368 |
|
|
/* */ |
369 |
|
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/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_a_blend */ |
370 |
|
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/* PORTABLE C */ |
371 |
|
|
/* 6.1 */ |
372 |
|
|
/* AUTHOR */ |
373 |
|
|
/* */ |
374 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
375 |
|
|
/* */ |
376 |
|
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/* DESCRIPTION */ |
377 |
|
|
/* */ |
378 |
|
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/* Internal helper function that handles writing of compressed */ |
379 |
|
|
/* pixlemap file with alpha channel with brush alpha. */ |
380 |
|
|
/* */ |
381 |
|
|
/* INPUT */ |
382 |
|
|
/* */ |
383 |
|
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/* context Drawing context */ |
384 |
|
|
/* xstart x-coord of line left */ |
385 |
|
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/* xend x-coord of line end */ |
386 |
|
|
/* y y-coord of line top */ |
387 |
|
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/* info GX_FILL_PIXELMAP_INFO struct */ |
388 |
|
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/* alpha Alpha value */ |
389 |
|
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/* */ |
390 |
|
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/* OUTPUT */ |
391 |
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/* */ |
392 |
|
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/* None */ |
393 |
|
|
/* */ |
394 |
|
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/* CALLS */ |
395 |
|
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/* */ |
396 |
|
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/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
397 |
|
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/* blend function */ |
398 |
|
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/* */ |
399 |
|
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/* CALLED BY */ |
400 |
|
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/* */ |
401 |
|
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/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
402 |
|
|
/* */ |
403 |
|
|
/* RELEASE HISTORY */ |
404 |
|
|
/* */ |
405 |
|
|
/* DATE NAME DESCRIPTION */ |
406 |
|
|
/* */ |
407 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
408 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
409 |
|
|
/* resulting in version 6.1 */ |
410 |
|
|
/* */ |
411 |
|
|
/**************************************************************************/ |
412 |
|
4092 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_alpha_blend(GX_DRAW_CONTEXT *context, |
413 |
|
|
INT xstart, INT xend, INT y, |
414 |
|
|
GX_FILL_PIXELMAP_INFO *info, GX_UBYTE alpha) |
415 |
|
|
{ |
416 |
|
|
INT xval; |
417 |
|
|
GX_UBYTE count; |
418 |
|
|
INT start_pos; |
419 |
|
|
GX_UBYTE falpha; |
420 |
|
|
GX_UBYTE combined_alpha; |
421 |
|
|
USHORT pixel; |
422 |
|
4092 |
GX_CONST GX_UBYTE *get = GX_NULL; |
423 |
|
|
GX_CONST USHORT *getpixel; |
424 |
|
|
GX_PIXELMAP *pixelmap; |
425 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
426 |
|
|
|
427 |
|
4092 |
pixelmap = info -> pixelmap; |
428 |
|
4092 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
429 |
|
|
|
430 |
✓✓ |
4092 |
if (blend_func == GX_NULL) |
431 |
|
|
{ |
432 |
|
724 |
return; |
433 |
|
|
} |
434 |
|
|
|
435 |
✓✓✓✓
|
3368 |
if ((info -> draw) && (xstart <= xend)) |
436 |
|
|
{ |
437 |
|
|
/* Calculate the draw start position. */ |
438 |
|
2038 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
439 |
|
|
|
440 |
✓✓ |
11414 |
while (start_pos <= xend) |
441 |
|
|
{ |
442 |
|
9376 |
xval = start_pos; |
443 |
|
|
|
444 |
|
|
/*Start from where we need to repeat.*/ |
445 |
|
9376 |
get = (GX_CONST GX_UBYTE *)info -> current_pixel_ptr; |
446 |
✓✓ |
44354 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
447 |
|
|
{ |
448 |
|
34978 |
count = *get; |
449 |
✓✓ |
34978 |
if (count & 0x80) |
450 |
|
|
{ |
451 |
|
17410 |
count = (GX_UBYTE)((count & 0x7f) + 1u); |
452 |
|
17410 |
falpha = *(get + 1); |
453 |
|
17410 |
combined_alpha = (GX_UBYTE)(falpha * alpha / 255); |
454 |
✓✓ |
17410 |
if (combined_alpha) |
455 |
|
|
{ |
456 |
|
7391 |
get += 2; |
457 |
|
7391 |
getpixel = (GX_CONST USHORT *)get; |
458 |
|
7391 |
pixel = *getpixel; |
459 |
|
7391 |
get += 2; |
460 |
|
|
|
461 |
✓✓ |
165920 |
while (count--) |
462 |
|
|
{ |
463 |
✓✓✓✓
|
158529 |
if (xval >= xstart && xval <= xend) |
464 |
|
|
{ |
465 |
|
76559 |
blend_func(context, xval, y, pixel, combined_alpha); |
466 |
|
|
} |
467 |
|
158529 |
xval++; |
468 |
|
|
} |
469 |
|
|
} |
470 |
|
|
else |
471 |
|
|
{ |
472 |
|
10019 |
get += 4; |
473 |
|
10019 |
xval += count; |
474 |
|
|
} |
475 |
|
|
} |
476 |
|
|
else |
477 |
|
|
{ |
478 |
|
17568 |
count++; |
479 |
✓✓ |
99828 |
while (count--) |
480 |
|
|
{ |
481 |
✓✓✓✓
|
82260 |
if (xval >= xstart && xval <= xend) |
482 |
|
|
{ |
483 |
|
65712 |
falpha = *(get + 1); |
484 |
|
65712 |
combined_alpha = (GX_UBYTE)(falpha * alpha / 255); |
485 |
|
65712 |
get += 2; |
486 |
|
65712 |
getpixel = (USHORT *)get; |
487 |
|
65712 |
pixel = *getpixel; |
488 |
|
65712 |
get += 2; |
489 |
|
65712 |
blend_func(context, xval, y, pixel, combined_alpha); |
490 |
|
|
} |
491 |
|
|
else |
492 |
|
|
{ |
493 |
|
16548 |
get += 4; |
494 |
|
|
} |
495 |
|
82260 |
xval++; |
496 |
|
|
} |
497 |
|
|
} |
498 |
|
|
} |
499 |
|
9376 |
start_pos += pixelmap -> gx_pixelmap_width; |
500 |
|
|
} |
501 |
|
|
} |
502 |
|
|
else |
503 |
|
|
{ |
504 |
|
|
/* Skip this line. */ |
505 |
|
1330 |
xval = 0; |
506 |
|
1330 |
get = (GX_CONST GX_UBYTE *)info -> current_pixel_ptr; |
507 |
✓✓ |
11615 |
while (xval < pixelmap -> gx_pixelmap_width) |
508 |
|
|
{ |
509 |
|
10285 |
count = *get; |
510 |
✓✓ |
10285 |
if (count & 0x80) |
511 |
|
|
{ |
512 |
|
6508 |
count = (GX_UBYTE)((count & 0x7f) + 1); |
513 |
|
6508 |
get += 4; |
514 |
|
|
} |
515 |
|
|
else |
516 |
|
|
{ |
517 |
|
3777 |
count++; |
518 |
|
3777 |
get += count * 4; |
519 |
|
|
} |
520 |
|
10285 |
xval += count; |
521 |
|
|
} |
522 |
|
|
} |
523 |
|
|
|
524 |
|
|
/* Update data pointer for the next line. */ |
525 |
|
3368 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
526 |
|
|
} |
527 |
|
|
|
528 |
|
|
#endif /* GX_BRUSH_ALPHA_SUPPORT */ |
529 |
|
|
|
530 |
|
|
/**************************************************************************/ |
531 |
|
|
/* */ |
532 |
|
|
/* FUNCTION RELEASE */ |
533 |
|
|
/* */ |
534 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_write */ |
535 |
|
|
/* PORTABLE C */ |
536 |
|
|
/* 6.X */ |
537 |
|
|
/* AUTHOR */ |
538 |
|
|
/* */ |
539 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
540 |
|
|
/* */ |
541 |
|
|
/* DESCRIPTION */ |
542 |
|
|
/* */ |
543 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
544 |
|
|
/* pixlemap file without alpha channel. */ |
545 |
|
|
/* */ |
546 |
|
|
/* INPUT */ |
547 |
|
|
/* */ |
548 |
|
|
/* context Drawing context */ |
549 |
|
|
/* xstart x-coord of line left */ |
550 |
|
|
/* xend x-coord of line end */ |
551 |
|
|
/* y y-coord of line top */ |
552 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
553 |
|
|
/* */ |
554 |
|
|
/* OUTPUT */ |
555 |
|
|
/* */ |
556 |
|
|
/* None */ |
557 |
|
|
/* */ |
558 |
|
|
/* CALLS */ |
559 |
|
|
/* */ |
560 |
|
|
/* None */ |
561 |
|
|
/* */ |
562 |
|
|
/* CALLED BY */ |
563 |
|
|
/* */ |
564 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
565 |
|
|
/* */ |
566 |
|
|
/* RELEASE HISTORY */ |
567 |
|
|
/* */ |
568 |
|
|
/* DATE NAME DESCRIPTION */ |
569 |
|
|
/* */ |
570 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
571 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
572 |
|
|
/* resulting in version 6.1 */ |
573 |
|
|
/* 10-31-2023 Ting Zhu Modified comment(s), */ |
574 |
|
|
/* added partial canvas buffer */ |
575 |
|
|
/* support, */ |
576 |
|
|
/* resulting in version 6.3.0 */ |
577 |
|
|
/* */ |
578 |
|
|
/**************************************************************************/ |
579 |
|
4122 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_write(GX_DRAW_CONTEXT *context, |
580 |
|
|
INT xstart, INT xend, INT y, |
581 |
|
|
GX_FILL_PIXELMAP_INFO *info) |
582 |
|
|
{ |
583 |
|
|
INT xval; |
584 |
|
|
INT offset; |
585 |
|
|
INT pic_width; |
586 |
|
4122 |
GX_CONST USHORT *get = GX_NULL; |
587 |
|
|
USHORT *put; |
588 |
|
|
GX_PIXELMAP *pixelmap; |
589 |
|
|
|
590 |
|
4122 |
pixelmap = info -> pixelmap; |
591 |
|
|
|
592 |
|
4122 |
pic_width = pixelmap -> gx_pixelmap_width; |
593 |
|
|
|
594 |
|
|
/* Pickup data pointer for the current line. */ |
595 |
|
4122 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
596 |
|
|
|
597 |
✓✓✓✓
|
4122 |
if ((info -> draw) && (xstart <= xend)) |
598 |
|
|
{ |
599 |
|
3054 |
put = (USHORT *)context -> gx_draw_context_memory; |
600 |
|
3054 |
GX_CALCULATE_PUTROW(put, xstart, y, context); |
601 |
|
|
|
602 |
|
|
/*calculate the offset.*/ |
603 |
|
3054 |
offset = (info -> x_offset % pic_width); |
604 |
|
|
|
605 |
✓✓ |
423330 |
for (xval = xstart; xval <= xend; xval++) |
606 |
|
|
{ |
607 |
|
420276 |
*put++ = *(get + offset); |
608 |
|
420276 |
offset++; |
609 |
|
|
|
610 |
✓✓ |
420276 |
if (offset >= pic_width) |
611 |
|
|
{ |
612 |
|
13074 |
offset -= pic_width; |
613 |
|
|
} |
614 |
|
|
} |
615 |
|
|
} |
616 |
|
|
|
617 |
|
|
/* Update data pointer for the next line. */ |
618 |
|
4122 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
619 |
|
4122 |
} |
620 |
|
|
|
621 |
|
|
/**************************************************************************/ |
622 |
|
|
/* */ |
623 |
|
|
/* FUNCTION RELEASE */ |
624 |
|
|
/* */ |
625 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_write */ |
626 |
|
|
/* PORTABLE C */ |
627 |
|
|
/* 6.1 */ |
628 |
|
|
/* AUTHOR */ |
629 |
|
|
/* */ |
630 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
631 |
|
|
/* */ |
632 |
|
|
/* DESCRIPTION */ |
633 |
|
|
/* */ |
634 |
|
|
/* Internal helper function that handles writing of uncompressed */ |
635 |
|
|
/* pixlemap file with alpha channel. */ |
636 |
|
|
/* */ |
637 |
|
|
/* INPUT */ |
638 |
|
|
/* */ |
639 |
|
|
/* context Drawing context */ |
640 |
|
|
/* xstart x-coord of line left */ |
641 |
|
|
/* xend x-coord of line end */ |
642 |
|
|
/* y y-coord of line top */ |
643 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
644 |
|
|
/* */ |
645 |
|
|
/* OUTPUT */ |
646 |
|
|
/* */ |
647 |
|
|
/* None */ |
648 |
|
|
/* */ |
649 |
|
|
/* CALLS */ |
650 |
|
|
/* */ |
651 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
652 |
|
|
/* blend function */ |
653 |
|
|
/* [gx_display_driver_pixel_write] Basic display driver pixel */ |
654 |
|
|
/* write function */ |
655 |
|
|
/* */ |
656 |
|
|
/* CALLED BY */ |
657 |
|
|
/* */ |
658 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
659 |
|
|
/* */ |
660 |
|
|
/* RELEASE HISTORY */ |
661 |
|
|
/* */ |
662 |
|
|
/* DATE NAME DESCRIPTION */ |
663 |
|
|
/* */ |
664 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
665 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
666 |
|
|
/* resulting in version 6.1 */ |
667 |
|
|
/* */ |
668 |
|
|
/**************************************************************************/ |
669 |
|
4047 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_write(GX_DRAW_CONTEXT *context, |
670 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
671 |
|
|
{ |
672 |
|
|
INT xval; |
673 |
|
|
GX_CONST USHORT *get; |
674 |
|
|
GX_CONST GX_UBYTE *getalpha; |
675 |
|
|
USHORT color; |
676 |
|
|
GX_UBYTE alpha; |
677 |
|
|
GX_PIXELMAP *pixelmap; |
678 |
|
|
INT pic_width; |
679 |
|
|
INT offset; |
680 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
681 |
|
|
|
682 |
|
4047 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
683 |
|
4047 |
pixelmap = info -> pixelmap; |
684 |
|
|
|
685 |
✓✓ |
4047 |
if (blend_func == GX_NULL) |
686 |
|
|
{ |
687 |
|
857 |
return; |
688 |
|
|
} |
689 |
|
|
|
690 |
|
3190 |
pic_width = pixelmap -> gx_pixelmap_width; |
691 |
✓✓✓✓
|
3190 |
if ((info -> draw) && (xstart <= xend)) |
692 |
|
|
{ |
693 |
|
|
/* Pick up data pointers to the current line. */ |
694 |
|
2387 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
695 |
|
2387 |
getalpha = (GX_CONST GX_UBYTE *)info -> current_aux_ptr; |
696 |
|
|
|
697 |
|
|
/* calculate map offset in x-axis. */ |
698 |
|
2387 |
offset = (info -> x_offset % pic_width); |
699 |
|
|
|
700 |
✓✓ |
306284 |
for (xval = xstart; xval <= xend; xval++) |
701 |
|
|
{ |
702 |
|
303897 |
color = *(get + offset); |
703 |
|
303897 |
alpha = *(getalpha + offset); |
704 |
|
|
|
705 |
|
303897 |
blend_func(context, xval, y, color, alpha); |
706 |
|
|
|
707 |
|
303897 |
offset++; |
708 |
✓✓ |
303897 |
if (offset >= pic_width) |
709 |
|
|
{ |
710 |
|
5366 |
offset -= pic_width; |
711 |
|
|
} |
712 |
|
|
} |
713 |
|
|
} |
714 |
|
|
|
715 |
|
|
/* Update data pointers for the next line. */ |
716 |
|
3190 |
info -> current_pixel_ptr += (UINT)pic_width * sizeof(USHORT); |
717 |
|
3190 |
info -> current_aux_ptr += (UINT)pic_width * sizeof(GX_UBYTE); |
718 |
|
|
} |
719 |
|
|
|
720 |
|
|
/**************************************************************************/ |
721 |
|
|
/* */ |
722 |
|
|
/* FUNCTION RELEASE */ |
723 |
|
|
/* */ |
724 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_write */ |
725 |
|
|
/* PORTABLE C */ |
726 |
|
|
/* 6.3.0 */ |
727 |
|
|
/* AUTHOR */ |
728 |
|
|
/* */ |
729 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
730 |
|
|
/* */ |
731 |
|
|
/* DESCRIPTION */ |
732 |
|
|
/* */ |
733 |
|
|
/* Internal helper function that handles writing of compressed */ |
734 |
|
|
/* pixlemap file without alpha channel. */ |
735 |
|
|
/* */ |
736 |
|
|
/* INPUT */ |
737 |
|
|
/* */ |
738 |
|
|
/* context Drawing context */ |
739 |
|
|
/* xstart x-coord of line left */ |
740 |
|
|
/* xend x-coord of line end */ |
741 |
|
|
/* y y-coord of line top */ |
742 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
743 |
|
|
/* */ |
744 |
|
|
/* OUTPUT */ |
745 |
|
|
/* */ |
746 |
|
|
/* None */ |
747 |
|
|
/* */ |
748 |
|
|
/* CALLS */ |
749 |
|
|
/* */ |
750 |
|
|
/* None */ |
751 |
|
|
/* */ |
752 |
|
|
/* CALLED BY */ |
753 |
|
|
/* */ |
754 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
755 |
|
|
/* */ |
756 |
|
|
/* RELEASE HISTORY */ |
757 |
|
|
/* */ |
758 |
|
|
/* DATE NAME DESCRIPTION */ |
759 |
|
|
/* */ |
760 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
761 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
762 |
|
|
/* resulting in version 6.1 */ |
763 |
|
|
/* 10-31-2023 Ting Zhu Modified comment(s), */ |
764 |
|
|
/* added partial canvas buffer */ |
765 |
|
|
/* support, */ |
766 |
|
|
/* resulting in version 6.3.0 */ |
767 |
|
|
/* */ |
768 |
|
|
/**************************************************************************/ |
769 |
|
5238 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_write(GX_DRAW_CONTEXT *context, |
770 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
771 |
|
|
{ |
772 |
|
|
INT start_pos; |
773 |
|
|
INT xval; |
774 |
|
|
USHORT count; |
775 |
|
|
USHORT pixel; |
776 |
|
5238 |
GX_CONST USHORT *get = GX_NULL; |
777 |
|
|
USHORT *put; |
778 |
|
|
GX_PIXELMAP *pixelmap; |
779 |
|
|
|
780 |
|
5238 |
pixelmap = info -> pixelmap; |
781 |
|
|
|
782 |
✓✓✓✓
|
5238 |
if ((info -> draw) && (xstart <= xend)) |
783 |
|
|
{ |
784 |
|
|
/* Calculate draw start position. */ |
785 |
|
3030 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
786 |
|
|
|
787 |
|
3030 |
put = (USHORT *)context -> gx_draw_context_memory; |
788 |
|
3030 |
GX_CALCULATE_PUTROW(put, start_pos, y, context); |
789 |
|
|
|
790 |
|
|
/*Repeat the draw operation to fill the whole dirty area.*/ |
791 |
✓✓ |
6687 |
while (start_pos <= xend) |
792 |
|
|
{ |
793 |
|
3657 |
xval = start_pos; |
794 |
|
|
|
795 |
|
|
/*Start from where we need to repeat.*/ |
796 |
|
3657 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
797 |
|
|
|
798 |
✓✓ |
127632 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
799 |
|
|
{ |
800 |
|
123975 |
count = *get++; |
801 |
✓✓ |
123975 |
if (count & 0x8000) |
802 |
|
|
{ |
803 |
|
67179 |
count = (USHORT)((count & 0x7fff) + 1); |
804 |
|
67179 |
pixel = *get++; |
805 |
✓✓ |
478354 |
while (count--) |
806 |
|
|
{ |
807 |
✓✓✓✓
|
411175 |
if (xval >= xstart && xval <= xend) |
808 |
|
|
{ |
809 |
|
118668 |
*put = pixel; |
810 |
|
|
} |
811 |
|
411175 |
xval++; |
812 |
|
411175 |
put++; |
813 |
|
|
} |
814 |
|
|
} |
815 |
|
|
else |
816 |
|
|
{ |
817 |
|
56796 |
count++; |
818 |
✓✓ |
1258640 |
while (count--) |
819 |
|
|
{ |
820 |
|
1201844 |
pixel = *get++; |
821 |
✓✓✓✓
|
1201844 |
if (xval >= xstart && xval <= xend) |
822 |
|
|
{ |
823 |
|
297841 |
*put = pixel; |
824 |
|
|
} |
825 |
|
1201844 |
xval++; |
826 |
|
1201844 |
put++; |
827 |
|
|
} |
828 |
|
|
} |
829 |
|
|
} |
830 |
|
3657 |
start_pos += pixelmap -> gx_pixelmap_width; |
831 |
|
|
} |
832 |
|
|
} |
833 |
|
|
else |
834 |
|
|
{ |
835 |
|
2208 |
xval = 0; |
836 |
|
2208 |
get = (GX_CONST USHORT *)info -> current_pixel_ptr; |
837 |
✓✓ |
67516 |
while (xval < pixelmap -> gx_pixelmap_width) |
838 |
|
|
{ |
839 |
|
65308 |
count = *get++; |
840 |
✓✓ |
65308 |
if (count & 0x8000) |
841 |
|
|
{ |
842 |
|
34365 |
count = (USHORT)((count & 0x7fff) + 1); |
843 |
|
34365 |
get++; |
844 |
|
|
} |
845 |
|
|
else |
846 |
|
|
{ |
847 |
|
30943 |
count++; |
848 |
|
30943 |
get += count; |
849 |
|
|
} |
850 |
|
65308 |
xval += count; |
851 |
|
|
} |
852 |
|
|
} |
853 |
|
|
|
854 |
|
|
/* Update data pointer for the next line. */ |
855 |
|
5238 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
856 |
|
5238 |
} |
857 |
|
|
|
858 |
|
|
/**************************************************************************/ |
859 |
|
|
/* */ |
860 |
|
|
/* FUNCTION RELEASE */ |
861 |
|
|
/* */ |
862 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_a_write */ |
863 |
|
|
/* PORTABLE C */ |
864 |
|
|
/* 6.1 */ |
865 |
|
|
/* AUTHOR */ |
866 |
|
|
/* */ |
867 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
868 |
|
|
/* */ |
869 |
|
|
/* DESCRIPTION */ |
870 |
|
|
/* */ |
871 |
|
|
/* Internal helper function that handles writing of compressed */ |
872 |
|
|
/* pixlemap file with alpha channel. */ |
873 |
|
|
/* */ |
874 |
|
|
/* INPUT */ |
875 |
|
|
/* */ |
876 |
|
|
/* context Drawing context */ |
877 |
|
|
/* xstart x-coord of line left */ |
878 |
|
|
/* xend x-coord of line end */ |
879 |
|
|
/* y y-coord of line top */ |
880 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
881 |
|
|
/* */ |
882 |
|
|
/* OUTPUT */ |
883 |
|
|
/* */ |
884 |
|
|
/* None */ |
885 |
|
|
/* */ |
886 |
|
|
/* CALLS */ |
887 |
|
|
/* */ |
888 |
|
|
/* [gx_display_driver_pixel_blend] Basic display driver pixel */ |
889 |
|
|
/* blend function */ |
890 |
|
|
/* */ |
891 |
|
|
/* CALLED BY */ |
892 |
|
|
/* */ |
893 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
894 |
|
|
/* */ |
895 |
|
|
/* RELEASE HISTORY */ |
896 |
|
|
/* */ |
897 |
|
|
/* DATE NAME DESCRIPTION */ |
898 |
|
|
/* */ |
899 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
900 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
901 |
|
|
/* resulting in version 6.1 */ |
902 |
|
|
/* */ |
903 |
|
|
/**************************************************************************/ |
904 |
|
4411 |
static VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_alpha_write(GX_DRAW_CONTEXT *context, |
905 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
906 |
|
|
{ |
907 |
|
|
INT xval; |
908 |
|
|
GX_UBYTE count; |
909 |
|
|
INT start_pos; |
910 |
|
|
GX_UBYTE alpha; |
911 |
|
|
USHORT pixel; |
912 |
|
4411 |
GX_CONST GX_UBYTE *get = GX_NULL; |
913 |
|
|
GX_CONST USHORT *getpixel; |
914 |
|
|
GX_PIXELMAP *pixelmap; |
915 |
|
|
VOID (*blend_func)(GX_DRAW_CONTEXT *context, INT x, INT y, GX_COLOR color, GX_UBYTE alpha); |
916 |
|
|
|
917 |
|
4411 |
pixelmap = info -> pixelmap; |
918 |
|
4411 |
blend_func = context -> gx_draw_context_display -> gx_display_driver_pixel_blend; |
919 |
|
|
|
920 |
✓✓ |
4411 |
if (blend_func == GX_NULL) |
921 |
|
|
{ |
922 |
|
724 |
return; |
923 |
|
|
} |
924 |
|
|
|
925 |
✓✓✓✓
|
3687 |
if ((info -> draw) && (xstart <= xend)) |
926 |
|
|
{ |
927 |
|
|
/* Calculate draw start position. */ |
928 |
|
2357 |
start_pos = xstart - (info -> x_offset % pixelmap -> gx_pixelmap_width); |
929 |
|
|
|
930 |
|
|
/* Repeat the draw operation to fill the whole dirty area. */ |
931 |
✓✓ |
12369 |
while (start_pos <= xend) |
932 |
|
|
{ |
933 |
|
10012 |
xval = start_pos; |
934 |
|
|
|
935 |
|
|
/* Start from where we need to repeat. */ |
936 |
|
10012 |
get = (GX_CONST GX_UBYTE *)info -> current_pixel_ptr; |
937 |
✓✓ |
49915 |
while (xval < start_pos + pixelmap -> gx_pixelmap_width) |
938 |
|
|
{ |
939 |
|
39903 |
count = *get; |
940 |
✓✓ |
39903 |
if (count & 0x80) |
941 |
|
|
{ |
942 |
|
20544 |
count = (GX_UBYTE)((count & 0x7f) + 1u); |
943 |
|
20544 |
alpha = *(get + 1); |
944 |
✓✓ |
20544 |
if (alpha) |
945 |
|
|
{ |
946 |
|
8323 |
get += 2; |
947 |
|
|
|
948 |
|
8323 |
getpixel = (GX_CONST USHORT *)get; |
949 |
|
8323 |
pixel = *getpixel; |
950 |
|
8323 |
get += 2; |
951 |
|
|
|
952 |
✓✓ |
207073 |
while (count--) |
953 |
|
|
{ |
954 |
✓✓✓✓
|
198750 |
if (xval >= xstart && xval <= xend) |
955 |
|
|
{ |
956 |
|
107607 |
blend_func(context, xval, y, pixel, alpha); |
957 |
|
|
} |
958 |
|
198750 |
xval++; |
959 |
|
|
} |
960 |
|
|
} |
961 |
|
|
else |
962 |
|
|
{ |
963 |
|
12221 |
get += 4; |
964 |
|
12221 |
xval += count; |
965 |
|
|
} |
966 |
|
|
} |
967 |
|
|
else |
968 |
|
|
{ |
969 |
|
19359 |
count++; |
970 |
✓✓ |
107749 |
while (count--) |
971 |
|
|
{ |
972 |
✓✓✓✓
|
88390 |
if (xval >= xstart && xval <= xend) |
973 |
|
|
{ |
974 |
|
69676 |
alpha = *(get + 1); |
975 |
|
69676 |
get += 2; |
976 |
|
69676 |
getpixel = (USHORT *)get; |
977 |
|
69676 |
pixel = *getpixel; |
978 |
|
69676 |
get += 2; |
979 |
|
69676 |
blend_func(context, xval, y, pixel, alpha); |
980 |
|
|
} |
981 |
|
|
else |
982 |
|
|
{ |
983 |
|
18714 |
get += 4; |
984 |
|
|
} |
985 |
|
88390 |
xval++; |
986 |
|
|
} |
987 |
|
|
} |
988 |
|
|
} |
989 |
|
10012 |
start_pos += pixelmap -> gx_pixelmap_width; |
990 |
|
|
} |
991 |
|
|
} |
992 |
|
|
else |
993 |
|
|
{ |
994 |
|
|
/* Just do skip operation here. */ |
995 |
|
1330 |
xval = 0; |
996 |
|
1330 |
get = (GX_CONST GX_UBYTE *)info -> current_pixel_ptr; |
997 |
✓✓ |
11615 |
while (xval < pixelmap -> gx_pixelmap_width) |
998 |
|
|
{ |
999 |
|
10285 |
count = *get; |
1000 |
✓✓ |
10285 |
if (count & 0x80) |
1001 |
|
|
{ |
1002 |
|
6508 |
count = (GX_UBYTE)((count & 0x7f) + 1); |
1003 |
|
6508 |
get += 4; |
1004 |
|
|
} |
1005 |
|
|
else |
1006 |
|
|
{ |
1007 |
|
3777 |
count++; |
1008 |
|
3777 |
get += count * 4; |
1009 |
|
|
} |
1010 |
|
10285 |
xval += count; |
1011 |
|
|
} |
1012 |
|
|
} |
1013 |
|
|
|
1014 |
|
|
/* Update data pinter for the next line. */ |
1015 |
|
3687 |
info -> current_pixel_ptr = (GX_UBYTE *)get; |
1016 |
|
|
} |
1017 |
|
|
|
1018 |
|
|
/**************************************************************************/ |
1019 |
|
|
/* */ |
1020 |
|
|
/* FUNCTION RELEASE */ |
1021 |
|
|
/* */ |
1022 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_draw */ |
1023 |
|
|
/* PORTABLE C */ |
1024 |
|
|
/* 6.1 */ |
1025 |
|
|
/* AUTHOR */ |
1026 |
|
|
/* */ |
1027 |
|
|
/* Kenneth Maxwell, Microsoft Corporation */ |
1028 |
|
|
/* */ |
1029 |
|
|
/* DESCRIPTION */ |
1030 |
|
|
/* */ |
1031 |
|
|
/* 565rgb screen driver pixelmap drawing function that handles */ |
1032 |
|
|
/* compressed or uncompress, with or without alpha channel. */ |
1033 |
|
|
/* */ |
1034 |
|
|
/* INPUT */ |
1035 |
|
|
/* */ |
1036 |
|
|
/* context Drawing context */ |
1037 |
|
|
/* xstart x-coord of line left */ |
1038 |
|
|
/* xend x-coord of line right */ |
1039 |
|
|
/* y y-coord of line top */ |
1040 |
|
|
/* info GX_FILL_PIXELMAP_INFO struct */ |
1041 |
|
|
/* */ |
1042 |
|
|
/* OUTPUT */ |
1043 |
|
|
/* */ |
1044 |
|
|
/* None */ |
1045 |
|
|
/* */ |
1046 |
|
|
/* CALLS */ |
1047 |
|
|
/* */ |
1048 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_a_blend */ |
1049 |
|
|
/* Real pixelmap blend function */ |
1050 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_blend */ |
1051 |
|
|
/* Real pixelmap blend function */ |
1052 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_blend */ |
1053 |
|
|
/* Real pixelmap blend function */ |
1054 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_blend */ |
1055 |
|
|
/* Real pixelmap blend function */ |
1056 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_a_write */ |
1057 |
|
|
/* Real pixelmap write function */ |
1058 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_write */ |
1059 |
|
|
/* Real pixelmap write function */ |
1060 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_c_write */ |
1061 |
|
|
/* Real pixelmap write function */ |
1062 |
|
|
/* _gx_display_driver_565rgb_horizontal_pixelmap_line_raw_write */ |
1063 |
|
|
/* Real pixelmap write function */ |
1064 |
|
|
/* */ |
1065 |
|
|
/* CALLED BY */ |
1066 |
|
|
/* */ |
1067 |
|
|
/* GUIX Internal Code */ |
1068 |
|
|
/* */ |
1069 |
|
|
/* RELEASE HISTORY */ |
1070 |
|
|
/* */ |
1071 |
|
|
/* DATE NAME DESCRIPTION */ |
1072 |
|
|
/* */ |
1073 |
|
|
/* 05-19-2020 Kenneth Maxwell Initial Version 6.0 */ |
1074 |
|
|
/* 09-30-2020 Kenneth Maxwell Modified comment(s), */ |
1075 |
|
|
/* resulting in version 6.1 */ |
1076 |
|
|
/* */ |
1077 |
|
|
/**************************************************************************/ |
1078 |
|
44037 |
VOID _gx_display_driver_565rgb_horizontal_pixelmap_line_draw(GX_DRAW_CONTEXT *context, |
1079 |
|
|
INT xstart, INT xend, INT y, GX_FILL_PIXELMAP_INFO *info) |
1080 |
|
|
{ |
1081 |
|
|
#if defined GX_BRUSH_ALPHA_SUPPORT |
1082 |
|
|
GX_UBYTE alpha; |
1083 |
|
|
|
1084 |
|
44037 |
alpha = context -> gx_draw_context_brush.gx_brush_alpha; |
1085 |
✓✓✓✓
|
44037 |
if ((alpha == 0) || (info -> pixelmap == GX_NULL)) |
1086 |
|
|
{ |
1087 |
|
|
/* Nothing to drawn. Just return. */ |
1088 |
|
9677 |
return; |
1089 |
|
|
} |
1090 |
|
|
|
1091 |
✓✓ |
34360 |
if (alpha != 0xff) |
1092 |
|
|
{ |
1093 |
|
|
|
1094 |
✓✓ |
16542 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_ALPHA) |
1095 |
|
|
{ |
1096 |
✓✓ |
7820 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1097 |
|
|
{ |
1098 |
|
|
/* has both compression and alpha */ |
1099 |
|
4092 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_alpha_blend(context, xstart, xend, y, info, alpha); |
1100 |
|
|
} |
1101 |
|
|
else |
1102 |
|
|
{ |
1103 |
|
|
/* alpha, no compression */ |
1104 |
|
3728 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_blend(context, xstart, xend, y, info, alpha); |
1105 |
|
|
} |
1106 |
|
|
} |
1107 |
|
|
else |
1108 |
|
|
{ |
1109 |
✓✓ |
8722 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1110 |
|
|
{ |
1111 |
|
|
/* compressed with no alpha */ |
1112 |
|
4919 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_blend(context, xstart, xend, y, info, alpha); |
1113 |
|
|
} |
1114 |
|
|
else |
1115 |
|
|
{ |
1116 |
|
|
/* no compression or alpha */ |
1117 |
|
3803 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_raw_blend(context, xstart, xend, y, info, alpha); |
1118 |
|
|
} |
1119 |
|
|
} |
1120 |
|
|
|
1121 |
|
|
/* Data pointer goes to the end of the fill map, move it to the start again. */ |
1122 |
✓✓ |
16542 |
if (info -> current_pixel_ptr >= info -> pixelmap -> gx_pixelmap_data + info -> pixelmap -> gx_pixelmap_data_size) |
1123 |
|
|
{ |
1124 |
|
144 |
info -> current_pixel_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_data; |
1125 |
|
144 |
info -> current_aux_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_aux_data; |
1126 |
|
|
} |
1127 |
|
16542 |
return; |
1128 |
|
|
} |
1129 |
|
|
#endif |
1130 |
|
|
|
1131 |
✓✓ |
17818 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_ALPHA) |
1132 |
|
|
{ |
1133 |
✓✓ |
8458 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1134 |
|
|
{ |
1135 |
|
|
/* has both compression and alpha */ |
1136 |
|
4411 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_alpha_write(context, xstart, xend, y, info); |
1137 |
|
|
} |
1138 |
|
|
else |
1139 |
|
|
{ |
1140 |
|
|
/* alpha, no compression */ |
1141 |
|
4047 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_alpha_write(context, xstart, xend, y, info); |
1142 |
|
|
} |
1143 |
|
|
} |
1144 |
|
|
else |
1145 |
|
|
{ |
1146 |
✓✓ |
9360 |
if (info -> pixelmap -> gx_pixelmap_flags & GX_PIXELMAP_COMPRESSED) |
1147 |
|
|
{ |
1148 |
|
|
/* compressed with no alpha */ |
1149 |
|
5238 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_compressed_write(context, xstart, xend, y, info); |
1150 |
|
|
} |
1151 |
|
|
else |
1152 |
|
|
{ |
1153 |
|
|
/* no compression or alpha */ |
1154 |
|
4122 |
_gx_display_driver_565rgb_horizontal_pixelmap_line_raw_write(context, xstart, xend, y, info); |
1155 |
|
|
} |
1156 |
|
|
} |
1157 |
|
|
|
1158 |
|
|
/* Data pointers goes to the end of full map, move it to the start again. */ |
1159 |
✓✓ |
17818 |
if (info -> current_pixel_ptr >= info -> pixelmap -> gx_pixelmap_data + info -> pixelmap -> gx_pixelmap_data_size) |
1160 |
|
|
{ |
1161 |
|
196 |
info -> current_pixel_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_data; |
1162 |
|
196 |
info -> current_aux_ptr = (GX_UBYTE *)info -> pixelmap -> gx_pixelmap_aux_data; |
1163 |
|
|
} |
1164 |
|
|
} |