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|
/*
* Silicon Motion SM712 2D drawing engine functions.
*
* Copyright (C) 2006 Silicon Motion Technology Corp.
* Author: Ge Wang, gewang@siliconmotion.com
*
* Copyright (C) 2009 Lemote, Inc.
* Author: Wu Zhangjin, wuzj@lemote.com
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
#ifndef NULL
#define NULL 0
#endif
/* Internal macros */
#define _F_START(f) (0 ? f)
#define _F_END(f) (1 ? f)
#define _F_SIZE(f) (1 + _F_END(f) - _F_START(f))
#define _F_MASK(f) (((1ULL << _F_SIZE(f)) - 1) << _F_START(f))
#define _F_NORMALIZE(v, f) (((v) & _F_MASK(f)) >> _F_START(f))
#define _F_DENORMALIZE(v, f) (((v) << _F_START(f)) & _F_MASK(f))
/* Global macros */
#define FIELD_GET(x, reg, field) \
( \
_F_NORMALIZE((x), reg ## _ ## field) \
)
#define FIELD_SET(x, reg, field, value) \
( \
(x & ~_F_MASK(reg ## _ ## field)) \
| _F_DENORMALIZE(reg ## _ ## field ## _ ## value, reg ## _ ## field) \
)
#define FIELD_VALUE(x, reg, field, value) \
( \
(x & ~_F_MASK(reg ## _ ## field)) \
| _F_DENORMALIZE(value, reg ## _ ## field) \
)
#define FIELD_CLEAR(reg, field) \
( \
~_F_MASK(reg ## _ ## field) \
)
/* Field Macros */
#define FIELD_START(field) (0 ? field)
#define FIELD_END(field) (1 ? field)
#define FIELD_SIZE(field) \
(1 + FIELD_END(field) - FIELD_START(field))
#define FIELD_MASK(field) \
(((1 << (FIELD_SIZE(field)-1)) \
| ((1 << (FIELD_SIZE(field)-1)) - 1)) \
<< FIELD_START(field))
#define FIELD_NORMALIZE(reg, field) \
(((reg) & FIELD_MASK(field)) >> FIELD_START(field))
#define FIELD_DENORMALIZE(field, value) \
(((value) << FIELD_START(field)) & FIELD_MASK(field))
#define FIELD_INIT(reg, field, value) \
FIELD_DENORMALIZE(reg ## _ ## field, \
reg ## _ ## field ## _ ## value)
#define FIELD_INIT_VAL(reg, field, value) \
(FIELD_DENORMALIZE(reg ## _ ## field, value))
#define FIELD_VAL_SET(x, r, f, v) ({ \
x = (x & ~FIELD_MASK(r ## _ ## f)) \
| FIELD_DENORMALIZE(r ## _ ## f, r ## _ ## f ## _ ## v) \
})
#define RGB(r, g, b) ((unsigned long)(((r) << 16) | ((g) << 8) | (b)))
/* Transparent info definition */
typedef struct {
unsigned long match; /* Matching pixel is OPAQUE/TRANSPARENT */
unsigned long select; /* Transparency controlled by SRC/DST */
unsigned long control; /* ENABLE/DISABLE transparency */
unsigned long color; /* Transparent color */
} Transparent, *pTransparent;
#define PIXEL_DEPTH_1_BP 0 /* 1 bit per pixel */
#define PIXEL_DEPTH_8_BPP 1 /* 8 bits per pixel */
#define PIXEL_DEPTH_16_BPP 2 /* 16 bits per pixel */
#define PIXEL_DEPTH_32_BPP 3 /* 32 bits per pixel */
#define PIXEL_DEPTH_YUV422 8 /* 16 bits per pixel YUV422 */
#define PIXEL_DEPTH_YUV420 9 /* 16 bits per pixel YUV420 */
#define PATTERN_WIDTH 8
#define PATTERN_HEIGHT 8
#define TOP_TO_BOTTOM 0
#define BOTTOM_TO_TOP 1
#define RIGHT_TO_LEFT BOTTOM_TO_TOP
#define LEFT_TO_RIGHT TOP_TO_BOTTOM
/* Constants used in Transparent structure */
#define MATCH_OPAQUE 0x00000000
#define MATCH_TRANSPARENT 0x00000400
#define SOURCE 0x00000000
#define DESTINATION 0x00000200
/* 2D registers. */
#define DE_SOURCE 0x000000
#define DE_SOURCE_WRAP 31 : 31
#define DE_SOURCE_WRAP_DISABLE 0
#define DE_SOURCE_WRAP_ENABLE 1
#define DE_SOURCE_X_K1 29 : 16
#define DE_SOURCE_Y_K2 15 : 0
#define DE_DESTINATION 0x000004
#define DE_DESTINATION_WRAP 31 : 31
#define DE_DESTINATION_WRAP_DISABLE 0
#define DE_DESTINATION_WRAP_ENABLE 1
#define DE_DESTINATION_X 28 : 16
#define DE_DESTINATION_Y 15 : 0
#define DE_DIMENSION 0x000008
#define DE_DIMENSION_X 28 : 16
#define DE_DIMENSION_Y_ET 15 : 0
#define DE_CONTROL 0x00000C
#define DE_CONTROL_STATUS 31 : 31
#define DE_CONTROL_STATUS_STOP 0
#define DE_CONTROL_STATUS_START 1
#define DE_CONTROL_PATTERN 30 : 30
#define DE_CONTROL_PATTERN_MONO 0
#define DE_CONTROL_PATTERN_COLOR 1
#define DE_CONTROL_UPDATE_DESTINATION_X 29 : 29
#define DE_CONTROL_UPDATE_DESTINATION_X_DISABLE 0
#define DE_CONTROL_UPDATE_DESTINATION_X_ENABLE 1
#define DE_CONTROL_QUICK_START 28 : 28
#define DE_CONTROL_QUICK_START_DISABLE 0
#define DE_CONTROL_QUICK_START_ENABLE 1
#define DE_CONTROL_DIRECTION 27 : 27
#define DE_CONTROL_DIRECTION_LEFT_TO_RIGHT 0
#define DE_CONTROL_DIRECTION_RIGHT_TO_LEFT 1
#define DE_CONTROL_MAJOR 26 : 26
#define DE_CONTROL_MAJOR_X 0
#define DE_CONTROL_MAJOR_Y 1
#define DE_CONTROL_STEP_X 25 : 25
#define DE_CONTROL_STEP_X_POSITIVE 1
#define DE_CONTROL_STEP_X_NEGATIVE 0
#define DE_CONTROL_STEP_Y 24 : 24
#define DE_CONTROL_STEP_Y_POSITIVE 1
#define DE_CONTROL_STEP_Y_NEGATIVE 0
#define DE_CONTROL_STRETCH 23 : 23
#define DE_CONTROL_STRETCH_DISABLE 0
#define DE_CONTROL_STRETCH_ENABLE 1
#define DE_CONTROL_HOST 22 : 22
#define DE_CONTROL_HOST_COLOR 0
#define DE_CONTROL_HOST_MONO 1
#define DE_CONTROL_LAST_PIXEL 21 : 21
#define DE_CONTROL_LAST_PIXEL_OFF 0
#define DE_CONTROL_LAST_PIXEL_ON 1
#define DE_CONTROL_COMMAND 20 : 16
#define DE_CONTROL_COMMAND_BITBLT 0
#define DE_CONTROL_COMMAND_RECTANGLE_FILL 1
#define DE_CONTROL_COMMAND_DE_TILE 2
#define DE_CONTROL_COMMAND_TRAPEZOID_FILL 3
#define DE_CONTROL_COMMAND_ALPHA_BLEND 4
#define DE_CONTROL_COMMAND_RLE_STRIP 5
#define DE_CONTROL_COMMAND_SHORT_STROKE 6
#define DE_CONTROL_COMMAND_LINE_DRAW 7
#define DE_CONTROL_COMMAND_HOST_WRITE 8
#define DE_CONTROL_COMMAND_HOST_READ 9
#define DE_CONTROL_COMMAND_HOST_WRITE_BOTTOM_UP 10
#define DE_CONTROL_COMMAND_ROTATE 11
#define DE_CONTROL_COMMAND_FONT 12
#define DE_CONTROL_COMMAND_TEXTURE_LOAD 15
#define DE_CONTROL_ROP_SELECT 15 : 15
#define DE_CONTROL_ROP_SELECT_ROP3 0
#define DE_CONTROL_ROP_SELECT_ROP2 1
#define DE_CONTROL_ROP2_SOURCE 14 : 14
#define DE_CONTROL_ROP2_SOURCE_BITMAP 0
#define DE_CONTROL_ROP2_SOURCE_PATTERN 1
#define DE_CONTROL_MONO_DATA 13 : 12
#define DE_CONTROL_MONO_DATA_NOT_PACKED 0
#define DE_CONTROL_MONO_DATA_8_PACKED 1
#define DE_CONTROL_MONO_DATA_16_PACKED 2
#define DE_CONTROL_MONO_DATA_32_PACKED 3
#define DE_CONTROL_REPEAT_ROTATE 11 : 11
#define DE_CONTROL_REPEAT_ROTATE_DISABLE 0
#define DE_CONTROL_REPEAT_ROTATE_ENABLE 1
#define DE_CONTROL_TRANSPARENCY_MATCH 10 : 10
#define DE_CONTROL_TRANSPARENCY_MATCH_OPAQUE 0
#define DE_CONTROL_TRANSPARENCY_MATCH_TRANSPARENT 1
#define DE_CONTROL_TRANSPARENCY_SELECT 9 : 9
#define DE_CONTROL_TRANSPARENCY_SELECT_SOURCE 0
#define DE_CONTROL_TRANSPARENCY_SELECT_DESTINATION 1
#define DE_CONTROL_TRANSPARENCY 8 : 8
#define DE_CONTROL_TRANSPARENCY_DISABLE 0
#define DE_CONTROL_TRANSPARENCY_ENABLE 1
#define DE_CONTROL_ROP 7 : 0
/* Pseudo fields. */
#define DE_CONTROL_SHORT_STROKE_DIR 27 : 24
#define DE_CONTROL_SHORT_STROKE_DIR_225 0
#define DE_CONTROL_SHORT_STROKE_DIR_135 1
#define DE_CONTROL_SHORT_STROKE_DIR_315 2
#define DE_CONTROL_SHORT_STROKE_DIR_45 3
#define DE_CONTROL_SHORT_STROKE_DIR_270 4
#define DE_CONTROL_SHORT_STROKE_DIR_90 5
#define DE_CONTROL_SHORT_STROKE_DIR_180 8
#define DE_CONTROL_SHORT_STROKE_DIR_0 10
#define DE_CONTROL_ROTATION 25 : 24
#define DE_CONTROL_ROTATION_0 0
#define DE_CONTROL_ROTATION_270 1
#define DE_CONTROL_ROTATION_90 2
#define DE_CONTROL_ROTATION_180 3
#define DE_PITCH 0x000010
#define DE_PITCH_DESTINATION 28 : 16
#define DE_PITCH_SOURCE 12 : 0
#define DE_FOREGROUND 0x000014
#define DE_FOREGROUND_COLOR 31 : 0
#define DE_BACKGROUND 0x000018
#define DE_BACKGROUND_COLOR 31 : 0
#define DE_STRETCH_FORMAT 0x00001C
#define DE_STRETCH_FORMAT_PATTERN_XY 30 : 30
#define DE_STRETCH_FORMAT_PATTERN_XY_NORMAL 0
#define DE_STRETCH_FORMAT_PATTERN_XY_OVERWRITE 1
#define DE_STRETCH_FORMAT_PATTERN_Y 29 : 27
#define DE_STRETCH_FORMAT_PATTERN_X 25 : 23
#define DE_STRETCH_FORMAT_PIXEL_FORMAT 21 : 20
#define DE_STRETCH_FORMAT_PIXEL_FORMAT_8 0
#define DE_STRETCH_FORMAT_PIXEL_FORMAT_16 1
#define DE_STRETCH_FORMAT_PIXEL_FORMAT_24 3
#define DE_STRETCH_FORMAT_PIXEL_FORMAT_32 2
#define DE_STRETCH_FORMAT_ADDRESSING 19 : 16
#define DE_STRETCH_FORMAT_ADDRESSING_XY 0
#define DE_STRETCH_FORMAT_ADDRESSING_LINEAR 15
#define DE_STRETCH_FORMAT_SOURCE_HEIGHT 11 : 0
#define DE_COLOR_COMPARE 0x000020
#define DE_COLOR_COMPARE_COLOR 23 : 0
#define DE_COLOR_COMPARE_MASK 0x000024
#define DE_COLOR_COMPARE_MASK_MASKS 23 : 0
#define DE_MASKS 0x000028
#define DE_MASKS_BYTE_MASK 31 : 16
#define DE_MASKS_BIT_MASK 15 : 0
#define DE_CLIP_TL 0x00002C
#define DE_CLIP_TL_TOP 31 : 16
#define DE_CLIP_TL_STATUS 13 : 13
#define DE_CLIP_TL_STATUS_DISABLE 0
#define DE_CLIP_TL_STATUS_ENABLE 1
#define DE_CLIP_TL_INHIBIT 12 : 12
#define DE_CLIP_TL_INHIBIT_OUTSIDE 0
#define DE_CLIP_TL_INHIBIT_INSIDE 1
#define DE_CLIP_TL_LEFT 11 : 0
#define DE_CLIP_BR 0x000030
#define DE_CLIP_BR_BOTTOM 31 : 16
#define DE_CLIP_BR_RIGHT 12 : 0
#define DE_MONO_PATTERN_LOW 0x000034
#define DE_MONO_PATTERN_LOW_PATTERN 31 : 0
#define DE_MONO_PATTERN_HIGH 0x000038
#define DE_MONO_PATTERN_HIGH_PATTERN 31 : 0
#define DE_WINDOW_WIDTH 0x00003C
#define DE_WINDOW_WIDTH_DESTINATION 28 : 16
#define DE_WINDOW_WIDTH_SOURCE 12 : 0
#define DE_WINDOW_SOURCE_BASE 0x000040
#define DE_WINDOW_SOURCE_BASE_EXT 27 : 27
#define DE_WINDOW_SOURCE_BASE_EXT_LOCAL 0
#define DE_WINDOW_SOURCE_BASE_EXT_EXTERNAL 1
#define DE_WINDOW_SOURCE_BASE_CS 26 : 26
#define DE_WINDOW_SOURCE_BASE_CS_0 0
#define DE_WINDOW_SOURCE_BASE_CS_1 1
#define DE_WINDOW_SOURCE_BASE_ADDRESS 25 : 0
#define DE_WINDOW_DESTINATION_BASE 0x000044
#define DE_WINDOW_DESTINATION_BASE_EXT 27 : 27
#define DE_WINDOW_DESTINATION_BASE_EXT_LOCAL 0
#define DE_WINDOW_DESTINATION_BASE_EXT_EXTERNAL 1
#define DE_WINDOW_DESTINATION_BASE_CS 26 : 26
#define DE_WINDOW_DESTINATION_BASE_CS_0 0
#define DE_WINDOW_DESTINATION_BASE_CS_1 1
#define DE_WINDOW_DESTINATION_BASE_ADDRESS 25 : 0
#define DE_ALPHA 0x000048
#define DE_ALPHA_VALUE 7 : 0
#define DE_WRAP 0x00004C
#define DE_WRAP_X 31 : 16
#define DE_WRAP_Y 15 : 0
#define DE_STATUS 0x000050
#define DE_STATUS_CSC 1 : 1
#define DE_STATUS_CSC_CLEAR 0
#define DE_STATUS_CSC_NOT_ACTIVE 0
#define DE_STATUS_CSC_ACTIVE 1
#define DE_STATUS_2D 0 : 0
#define DE_STATUS_2D_CLEAR 0
#define DE_STATUS_2D_NOT_ACTIVE 0
#define DE_STATUS_2D_ACTIVE 1
/* Color Space Conversion registers. */
#define CSC_Y_SOURCE_BASE 0x0000C8
#define CSC_Y_SOURCE_BASE_EXT 27 : 27
#define CSC_Y_SOURCE_BASE_EXT_LOCAL 0
#define CSC_Y_SOURCE_BASE_EXT_EXTERNAL 1
#define CSC_Y_SOURCE_BASE_CS 26 : 26
#define CSC_Y_SOURCE_BASE_CS_0 0
#define CSC_Y_SOURCE_BASE_CS_1 1
#define CSC_Y_SOURCE_BASE_ADDRESS 25 : 0
#define CSC_CONSTANTS 0x0000CC
#define CSC_CONSTANTS_Y 31 : 24
#define CSC_CONSTANTS_R 23 : 16
#define CSC_CONSTANTS_G 15 : 8
#define CSC_CONSTANTS_B 7 : 0
#define CSC_Y_SOURCE_X 0x0000D0
#define CSC_Y_SOURCE_X_INTEGER 26 : 16
#define CSC_Y_SOURCE_X_FRACTION 15 : 3
#define CSC_Y_SOURCE_Y 0x0000D4
#define CSC_Y_SOURCE_Y_INTEGER 27 : 16
#define CSC_Y_SOURCE_Y_FRACTION 15 : 3
#define CSC_U_SOURCE_BASE 0x0000D8
#define CSC_U_SOURCE_BASE_EXT 27 : 27
#define CSC_U_SOURCE_BASE_EXT_LOCAL 0
#define CSC_U_SOURCE_BASE_EXT_EXTERNAL 1
#define CSC_U_SOURCE_BASE_CS 26 : 26
#define CSC_U_SOURCE_BASE_CS_0 0
#define CSC_U_SOURCE_BASE_CS_1 1
#define CSC_U_SOURCE_BASE_ADDRESS 25 : 0
#define CSC_V_SOURCE_BASE 0x0000DC
#define CSC_V_SOURCE_BASE_EXT 27 : 27
#define CSC_V_SOURCE_BASE_EXT_LOCAL 0
#define CSC_V_SOURCE_BASE_EXT_EXTERNAL 1
#define CSC_V_SOURCE_BASE_CS 26 : 26
#define CSC_V_SOURCE_BASE_CS_0 0
#define CSC_V_SOURCE_BASE_CS_1 1
#define CSC_V_SOURCE_BASE_ADDRESS 25 : 0
#define CSC_SOURCE_DIMENSION 0x0000E0
#define CSC_SOURCE_DIMENSION_X 31 : 16
#define CSC_SOURCE_DIMENSION_Y 15 : 0
#define CSC_SOURCE_PITCH 0x0000E4
#define CSC_SOURCE_PITCH_Y 31 : 16
#define CSC_SOURCE_PITCH_UV 15 : 0
#define CSC_DESTINATION 0x0000E8
#define CSC_DESTINATION_WRAP 31 : 31
#define CSC_DESTINATION_WRAP_DISABLE 0
#define CSC_DESTINATION_WRAP_ENABLE 1
#define CSC_DESTINATION_X 27 : 16
#define CSC_DESTINATION_Y 11 : 0
#define CSC_DESTINATION_DIMENSION 0x0000EC
#define CSC_DESTINATION_DIMENSION_X 31 : 16
#define CSC_DESTINATION_DIMENSION_Y 15 : 0
#define CSC_DESTINATION_PITCH 0x0000F0
#define CSC_DESTINATION_PITCH_X 31 : 16
#define CSC_DESTINATION_PITCH_Y 15 : 0
#define CSC_SCALE_FACTOR 0x0000F4
#define CSC_SCALE_FACTOR_HORIZONTAL 31 : 16
#define CSC_SCALE_FACTOR_VERTICAL 15 : 0
#define CSC_DESTINATION_BASE 0x0000F8
#define CSC_DESTINATION_BASE_EXT 27 : 27
#define CSC_DESTINATION_BASE_EXT_LOCAL 0
#define CSC_DESTINATION_BASE_EXT_EXTERNAL 1
#define CSC_DESTINATION_BASE_CS 26 : 26
#define CSC_DESTINATION_BASE_CS_0 0
#define CSC_DESTINATION_BASE_CS_1 1
#define CSC_DESTINATION_BASE_ADDRESS 25 : 0
#define CSC_CONTROL 0x0000FC
#define CSC_CONTROL_STATUS 31 : 31
#define CSC_CONTROL_STATUS_STOP 0
#define CSC_CONTROL_STATUS_START 1
#define CSC_CONTROL_SOURCE_FORMAT 30 : 28
#define CSC_CONTROL_SOURCE_FORMAT_YUV422 0
#define CSC_CONTROL_SOURCE_FORMAT_YUV420I 1
#define CSC_CONTROL_SOURCE_FORMAT_YUV420 2
#define CSC_CONTROL_SOURCE_FORMAT_YVU9 3
#define CSC_CONTROL_SOURCE_FORMAT_IYU1 4
#define CSC_CONTROL_SOURCE_FORMAT_IYU2 5
#define CSC_CONTROL_SOURCE_FORMAT_RGB565 6
#define CSC_CONTROL_SOURCE_FORMAT_RGB8888 7
#define CSC_CONTROL_DESTINATION_FORMAT 27 : 26
#define CSC_CONTROL_DESTINATION_FORMAT_RGB565 0
#define CSC_CONTROL_DESTINATION_FORMAT_RGB8888 1
#define CSC_CONTROL_HORIZONTAL_FILTER 25 : 25
#define CSC_CONTROL_HORIZONTAL_FILTER_DISABLE 0
#define CSC_CONTROL_HORIZONTAL_FILTER_ENABLE 1
#define CSC_CONTROL_VERTICAL_FILTER 24 : 24
#define CSC_CONTROL_VERTICAL_FILTER_DISABLE 0
#define CSC_CONTROL_VERTICAL_FILTER_ENABLE 1
#define CSC_CONTROL_BYTE_ORDER 23 : 23
#define CSC_CONTROL_BYTE_ORDER_YUYV 0
#define CSC_CONTROL_BYTE_ORDER_UYVY 1
#define DE_DATA_PORT_501 0x110000
#define DE_DATA_PORT_712 0x400000
#define DE_DATA_PORT_722 0x6000
/* point to virtual Memory Map IO starting address */
extern char *smtc_RegBaseAddress;
/* point to virtual video memory starting address */
extern char *smtc_VRAMBaseAddress;
extern unsigned char smtc_de_busy;
extern unsigned long memRead32(unsigned long nOffset);
extern void memWrite32(unsigned long nOffset, unsigned long nData);
extern unsigned long SMTC_read2Dreg(unsigned long nOffset);
/* 2D functions */
extern void deInit(unsigned int nModeWidth, unsigned int nModeHeight,
unsigned int bpp);
extern void deWaitForNotBusy(void);
extern void deVerticalLine(unsigned long dst_base,
unsigned long dst_pitch,
unsigned long nX,
unsigned long nY,
unsigned long dst_height,
unsigned long nColor);
extern void deHorizontalLine(unsigned long dst_base,
unsigned long dst_pitch,
unsigned long nX,
unsigned long nY,
unsigned long dst_width,
unsigned long nColor);
extern void deLine(unsigned long dst_base,
unsigned long dst_pitch,
unsigned long nX1,
unsigned long nY1,
unsigned long nX2,
unsigned long nY2,
unsigned long nColor);
extern void deFillRect(unsigned long dst_base,
unsigned long dst_pitch,
unsigned long dst_X,
unsigned long dst_Y,
unsigned long dst_width,
unsigned long dst_height,
unsigned long nColor);
extern void deRotatePattern(unsigned char *pattern_dstaddr,
unsigned long pattern_src_addr,
unsigned long pattern_BPP,
unsigned long pattern_stride,
int patternX,
int patternY);
extern void deCopy(unsigned long dst_base,
unsigned long dst_pitch,
unsigned long dst_BPP,
unsigned long dst_X,
unsigned long dst_Y,
unsigned long dst_width,
unsigned long dst_height,
unsigned long src_base,
unsigned long src_pitch,
unsigned long src_X,
unsigned long src_Y,
pTransparent pTransp,
unsigned char nROP2);
/*
* System memory to Video memory monochrome expansion.
*
* Source is monochrome image in system memory. This function expands the
* monochrome data to color image in video memory.
*
* @pSrcbuf: pointer to start of source buffer in system memory
* @srcDelta: Pitch value (in bytes) of the source buffer, +ive means top
* down and -ive mean button up
* @startBit: Mono data can start at any bit in a byte, this value should
* be 0 to 7
* @dBase: Address of destination : offset in frame buffer
* @dPitch: Pitch value of destination surface in BYTE
* @bpp: Color depth of destination surface
* @dx, dy: Starting coordinate of destination surface
* @width, height: width and height of rectange in pixel value
* @fColor,bColor: Foreground, Background color (corresponding to a 1, 0 in
* the monochrome data)
* @rop2: ROP value
*/
extern long deSystemMem2VideoMemMonoBlt(
const char *pSrcbuf,
long srcDelta,
unsigned long startBit,
unsigned long dBase,
unsigned long dPitch,
unsigned long
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