gd_2d_engine.c
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/*****************************************************************************
* Copyright Statement:
* --------------------
* This software is protected by Copyright and the information contained
* herein is confidential. The software may not be copied and the information
* contained herein may not be used or disclosed except with the written
* permission of MediaTek Inc. (C) 2005
*
* BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
* AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
* THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
* NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
* SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
* BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
* LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
* MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
*
* THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
* WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
* LAWS PRINCIPLES. ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
* RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
* THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
*
*****************************************************************************/
/*******************************************************************************
* Filename:
* ---------
* gd_2d_engine.c
*
* Project:
* --------
* MAUI
*
* Description:
* ------------
* GDI 2D Engine
*
* Author:
* -------
* -------
*
*==============================================================================
* HISTORY
* Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*------------------------------------------------------------------------------
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
* removed!
* removed!
* removed!
*
*------------------------------------------------------------------------------
* Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*==============================================================================
*******************************************************************************/
#include "gdi_internal.h"
#include "gd_primitive.h"
#include "gd_2d_engine.h"
#include "MMIDataType.h"
#include "kal_general_types.h"
#include "string.h"
#include "gdi_primitive.h"
#include "gd_include.h"
#include "gdi_datatype.h"
#if defined(GDI_USING_2D_ENGINE) || defined(GDI_USING_2D_ENGINE_V2)|| defined(GDI_USING_2D_ENGINE_V3)
/*****************************************************************************
* FUNCTION
* gd_bitblt_memory
* DESCRIPTION
*
* PARAMETERS
* src_ptr [?]
* src_pitch [IN]
* src_x [IN]
* src_y [IN]
* src_width [IN]
* src_height [IN]
* src_color_mode [IN]
* dest_ptr [?]
* dest_pitch [IN]
* dest_x [IN]
* dest_y [IN]
* dest_color_mode [IN]
* clipx1 [IN]
* clipy1 [IN]
* clipx2 [IN]
* clipy2 [IN]
* src_key_enable [IN]
* src_key [IN]
* RETURNS
* void
*****************************************************************************/
void gd_bitblt_memory(
U8 *src_ptr,
U32 src_pitch,
S16 src_x,
S16 src_y,
U16 src_width,
U16 src_height,
U8 src_color_mode,
U8 *dest_ptr,
U32 dest_pitch,
S16 dest_x,
S16 dest_y,
U8 dest_color_mode,
S16 clipx1,
S16 clipy1,
S16 clipx2,
S16 clipy2,
kal_bool src_key_enable,
kal_uint32 src_key)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
/* software bitblt */
{
S16 dx1, dy1, dx2, dy2;
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
dx1 = dest_x;
dy1 = dest_y;
dx2 = dx1 + src_width - 1;
dy2 = dy1 + src_height - 1;
/* calculate valid clipping area */
GDI_CLIP_TWO_RECT(dx1, dy1, dx2, dy2, clipx1, clipy1, clipx2, clipy2, return);
/* calculate new src_x,src_y */
src_x += dx1 - dest_x;
src_y += dy1 - dest_y;
{
int y, x;
if (!src_key_enable && src_color_mode == dest_color_mode)
{
U32 bytes_per_pixel, valid_bytes;
U8 *src = src_ptr + src_y * src_pitch + src_x;
U8 *dest = dest_ptr + dy1 * dest_pitch + dx1;
bytes_per_pixel = gdi_bits_per_pixel(src_color_mode) >> 3;
valid_bytes = (dx2 - dx1 + 1) * bytes_per_pixel;
for (y = dy1; y <= dy2; y++)
{
memcpy(dest, src, valid_bytes);
dest += dest_pitch;
src += src_pitch;
}
}
else
{
S32 width = dx2 - dx1 + 1;
S32 height = dy2 - dy1 + 1;
S32 src_width = src_pitch * 8 / gdi_bits_per_pixel(src_color_mode);
S32 dest_width = dest_pitch * 8 / gdi_bits_per_pixel(dest_color_mode);
gd_get_buf_pixel_func src_get = gd_get_buf_pixel[src_color_mode];
gd_put_buf_pixel_func dest_put = gd_put_buf_pixel[dest_color_mode];
gd_color_to_rgb_func color_to_rgb_src = gd_color_to_rgb[src_color_mode];
gd_color_from_rgb_func color_from_rgb_dest = gd_color_from_rgb[dest_color_mode];
for (y = 0; y < height; y++)
{
for (x = 0; x < width; x++)
{
gdi_color color = src_get(src_ptr, src_width, src_x + x, src_y + y);
if (src_color_mode != dest_color_mode)
{
U32 A, R, G, B;
color_to_rgb_src(&A, &R, &G, &B, color);
color = color_from_rgb_dest(A, R, G, B);
}
if (color != src_key || !src_key_enable)
{
dest_put(dest_ptr, dest_width, dx1 + x, dy1 + y, color);
}
}
}
}
}
}
}
#endif