Embedded Artists / DMBasicGUI

A basic graphics package for the LPC4088 Display Module.

Dependents:   lpc4088_displaymodule_demo_sphere sampleGUI sampleEmptyGUI lpc4088_displaymodule_fs_aid ... more

Fork of DMBasicGUI by EmbeddedArtists AB

lpc_swim/lpc_swim_image.c@22:f0d00f29bfeb, 2019-11-04 (annotated)

Committer:
embeddedartists
Date:
Mon Nov 04 14:31:50 2019 +0000
Revision:
22:f0d00f29bfeb
Parent:
11:265884fa7fdd 
More updates related to mbed OS 5

Who changed what in which revision?

UserRevisionLine numberNew contents of line
embeddedartists 0:4977187e90c7 1 /*
embeddedartists 0:4977187e90c7 2 * @brief SWIM image management
embeddedartists 0:4977187e90c7 3 *
embeddedartists 0:4977187e90c7 4 * @note
embeddedartists 0:4977187e90c7 5 * Copyright(C) NXP Semiconductors, 2012
embeddedartists 0:4977187e90c7 6 * All rights reserved.
embeddedartists 0:4977187e90c7 7 *
embeddedartists 0:4977187e90c7 8 * @par
embeddedartists 0:4977187e90c7 9 * Software that is described herein is for illustrative purposes only
embeddedartists 0:4977187e90c7 10 * which provides customers with programming information regarding the
embeddedartists 0:4977187e90c7 11 * LPC products. This software is supplied "AS IS" without any warranties of
embeddedartists 0:4977187e90c7 12 * any kind, and NXP Semiconductors and its licensor disclaim any and
embeddedartists 0:4977187e90c7 13 * all warranties, express or implied, including all implied warranties of
embeddedartists 0:4977187e90c7 14 * merchantability, fitness for a particular purpose and non-infringement of
embeddedartists 0:4977187e90c7 15 * intellectual property rights. NXP Semiconductors assumes no responsibility
embeddedartists 0:4977187e90c7 16 * or liability for the use of the software, conveys no license or rights under any
embeddedartists 0:4977187e90c7 17 * patent, copyright, mask work right, or any other intellectual property rights in
embeddedartists 0:4977187e90c7 18 * or to any products. NXP Semiconductors reserves the right to make changes
embeddedartists 0:4977187e90c7 19 * in the software without notification. NXP Semiconductors also makes no
embeddedartists 0:4977187e90c7 20 * representation or warranty that such application will be suitable for the
embeddedartists 0:4977187e90c7 21 * specified use without further testing or modification.
embeddedartists 0:4977187e90c7 22 *
embeddedartists 0:4977187e90c7 23 * @par
embeddedartists 0:4977187e90c7 24 * Permission to use, copy, modify, and distribute this software and its
embeddedartists 0:4977187e90c7 25 * documentation is hereby granted, under NXP Semiconductors' and its
embeddedartists 0:4977187e90c7 26 * licensor's relevant copyrights in the software, without fee, provided that it
embeddedartists 0:4977187e90c7 27 * is used in conjunction with NXP Semiconductors microcontrollers. This
embeddedartists 0:4977187e90c7 28 * copyright, permission, and disclaimer notice must appear in all copies of
embeddedartists 0:4977187e90c7 29 * this code.
embeddedartists 0:4977187e90c7 30 */
embeddedartists 0:4977187e90c7 31
embeddedartists 0:4977187e90c7 32 #include "lpc_types.h"
embeddedartists 0:4977187e90c7 33 #include "lpc_swim_image.h"
embeddedartists 0:4977187e90c7 34
embeddedartists 0:4977187e90c7 35 /*****************************************************************************
embeddedartists 0:4977187e90c7 36 * Private types/enumerations/variables
embeddedartists 0:4977187e90c7 37 ****************************************************************************/
embeddedartists 0:4977187e90c7 38
embeddedartists 0:4977187e90c7 39 /*****************************************************************************
embeddedartists 0:4977187e90c7 40 * Public types/enumerations/variables
embeddedartists 0:4977187e90c7 41 ****************************************************************************/
embeddedartists 0:4977187e90c7 42
embeddedartists 0:4977187e90c7 43 /*****************************************************************************
embeddedartists 0:4977187e90c7 44 * Private functions
embeddedartists 0:4977187e90c7 45 ****************************************************************************/
embeddedartists 0:4977187e90c7 46
embeddedartists 0:4977187e90c7 47 /*****************************************************************************
embeddedartists 0:4977187e90c7 48 * Public functions
embeddedartists 0:4977187e90c7 49 ****************************************************************************/
embeddedartists 0:4977187e90c7 50
embeddedartists 0:4977187e90c7 51 /* Puts a raw image into a window */
embeddedartists 0:4977187e90c7 52 void swim_put_image(SWIM_WINDOW_T *win,
embeddedartists 0:4977187e90c7 53 const COLOR_T *image,
embeddedartists 0:4977187e90c7 54 int32_t xsize,
embeddedartists 0:4977187e90c7 55 int32_t ysize)
embeddedartists 0:4977187e90c7 56 {
embeddedartists 0:4977187e90c7 57 int32_t x, y;
embeddedartists 0:4977187e90c7 58
embeddedartists 0:4977187e90c7 59 /* Unknown values of rtype will do no rotation */
embeddedartists 0:4977187e90c7 60 y = win->ypvmin;
embeddedartists 0:4977187e90c7 61
embeddedartists 0:4977187e90c7 62 xsize = xsize + win->xpvmin;
embeddedartists 0:4977187e90c7 63 ysize = ysize + win->ypvmin;
embeddedartists 0:4977187e90c7 64
embeddedartists 0:4977187e90c7 65 /* Move image to window pixel by pixel */
embeddedartists 0:4977187e90c7 66 while ((y <= win->ypvmax) && (y < ysize)) {
embeddedartists 0:4977187e90c7 67 /* Set physical frame buffer address */
embeddedartists 0:4977187e90c7 68 x = win->xpvmin;
embeddedartists 0:4977187e90c7 69
embeddedartists 0:4977187e90c7 70 /* Render a single line */
embeddedartists 0:4977187e90c7 71 while ((x <= win->xpvmax) && (x < xsize)) {
embeddedartists 0:4977187e90c7 72 swim_put_pixel_physical(win, x, y, *image);
embeddedartists 0:4977187e90c7 73 image++;
embeddedartists 0:4977187e90c7 74 x++;
embeddedartists 0:4977187e90c7 75 }
embeddedartists 0:4977187e90c7 76
embeddedartists 0:4977187e90c7 77 /* Adjust to end of line if the image was clipped */
embeddedartists 0:4977187e90c7 78 image = image + (xsize - x);
embeddedartists 0:4977187e90c7 79
embeddedartists 0:4977187e90c7 80 y++;
embeddedartists 0:4977187e90c7 81 }
embeddedartists 0:4977187e90c7 82 }
embeddedartists 0:4977187e90c7 83
embeddedartists 7:4ba7bd9d32ef 84 /* Puts a raw image into a window at a specific position*/
embeddedartists 7:4ba7bd9d32ef 85 void swim_put_image_xy(SWIM_WINDOW_T *win,
embeddedartists 7:4ba7bd9d32ef 86 const COLOR_T *image,
embeddedartists 7:4ba7bd9d32ef 87 int32_t xsize,
embeddedartists 7:4ba7bd9d32ef 88 int32_t ysize,
embeddedartists 7:4ba7bd9d32ef 89 int32_t x1,
embeddedartists 7:4ba7bd9d32ef 90 int32_t y1)
embeddedartists 7:4ba7bd9d32ef 91 {
embeddedartists 7:4ba7bd9d32ef 92 int32_t x, y;
embeddedartists 7:4ba7bd9d32ef 93
embeddedartists 7:4ba7bd9d32ef 94 /* Unknown values of rtype will do no rotation */
embeddedartists 7:4ba7bd9d32ef 95 y = win->ypvmin + y1;
embeddedartists 7:4ba7bd9d32ef 96
embeddedartists 7:4ba7bd9d32ef 97 xsize = xsize + win->xpvmin + x1;
embeddedartists 7:4ba7bd9d32ef 98 ysize = ysize + win->ypvmin + y1;
embeddedartists 7:4ba7bd9d32ef 99
embeddedartists 7:4ba7bd9d32ef 100 /* Move image to window pixel by pixel */
embeddedartists 7:4ba7bd9d32ef 101 while ((y <= win->ypvmax) && (y < ysize)) {
embeddedartists 7:4ba7bd9d32ef 102 /* Set physical frame buffer address */
embeddedartists 7:4ba7bd9d32ef 103 x = win->xpvmin + x1;
embeddedartists 7:4ba7bd9d32ef 104
embeddedartists 7:4ba7bd9d32ef 105 /* Render a single line */
embeddedartists 7:4ba7bd9d32ef 106 while ((x <= win->xpvmax) && (x < xsize)) {
embeddedartists 7:4ba7bd9d32ef 107 swim_put_pixel_physical(win, x, y, *image);
embeddedartists 7:4ba7bd9d32ef 108 image++;
embeddedartists 7:4ba7bd9d32ef 109 x++;
embeddedartists 7:4ba7bd9d32ef 110 }
embeddedartists 7:4ba7bd9d32ef 111
embeddedartists 7:4ba7bd9d32ef 112 /* Adjust to end of line if the image was clipped */
embeddedartists 7:4ba7bd9d32ef 113 image = image + (xsize - x);
embeddedartists 7:4ba7bd9d32ef 114
embeddedartists 7:4ba7bd9d32ef 115 y++;
embeddedartists 7:4ba7bd9d32ef 116 }
embeddedartists 7:4ba7bd9d32ef 117 }
embeddedartists 7:4ba7bd9d32ef 118
embeddedartists 11:265884fa7fdd 119 /* Puts a raw image into a window at a specific position, skipping all transparent pixels */
embeddedartists 11:265884fa7fdd 120 void swim_put_transparent_image_xy(SWIM_WINDOW_T *win,
embeddedartists 11:265884fa7fdd 121 const COLOR_T *image,
embeddedartists 11:265884fa7fdd 122 int32_t xsize,
embeddedartists 11:265884fa7fdd 123 int32_t ysize,
embeddedartists 11:265884fa7fdd 124 int32_t x1,
embeddedartists 11:265884fa7fdd 125 int32_t y1,
embeddedartists 11:265884fa7fdd 126 COLOR_T tColor)
embeddedartists 11:265884fa7fdd 127 {
embeddedartists 11:265884fa7fdd 128 int32_t x, y;
embeddedartists 11:265884fa7fdd 129
embeddedartists 11:265884fa7fdd 130 /* Unknown values of rtype will do no rotation */
embeddedartists 11:265884fa7fdd 131 y = win->ypvmin + y1;
embeddedartists 11:265884fa7fdd 132
embeddedartists 11:265884fa7fdd 133 xsize = xsize + win->xpvmin + x1;
embeddedartists 11:265884fa7fdd 134 ysize = ysize + win->ypvmin + y1;
embeddedartists 11:265884fa7fdd 135
embeddedartists 11:265884fa7fdd 136 /* Move image to window pixel by pixel */
embeddedartists 11:265884fa7fdd 137 while ((y <= win->ypvmax) && (y < ysize)) {
embeddedartists 11:265884fa7fdd 138 /* Set physical frame buffer address */
embeddedartists 11:265884fa7fdd 139 x = win->xpvmin + x1;
embeddedartists 11:265884fa7fdd 140
embeddedartists 11:265884fa7fdd 141 /* Render a single line */
embeddedartists 11:265884fa7fdd 142 while ((x <= win->xpvmax) && (x < xsize)) {
embeddedartists 11:265884fa7fdd 143 if (*image != tColor) {
embeddedartists 11:265884fa7fdd 144 swim_put_pixel_physical(win, x, y, *image);
embeddedartists 11:265884fa7fdd 145 }
embeddedartists 11:265884fa7fdd 146 image++;
embeddedartists 11:265884fa7fdd 147 x++;
embeddedartists 11:265884fa7fdd 148 }
embeddedartists 11:265884fa7fdd 149
embeddedartists 11:265884fa7fdd 150 /* Adjust to end of line if the image was clipped */
embeddedartists 11:265884fa7fdd 151 image = image + (xsize - x);
embeddedartists 11:265884fa7fdd 152
embeddedartists 11:265884fa7fdd 153 y++;
embeddedartists 11:265884fa7fdd 154 }
embeddedartists 11:265884fa7fdd 155 }
embeddedartists 11:265884fa7fdd 156
embeddedartists 0:4977187e90c7 157 /* Puts a raw image into a window inverted */
embeddedartists 0:4977187e90c7 158 void swim_put_invert_image(SWIM_WINDOW_T *win,
embeddedartists 0:4977187e90c7 159 const COLOR_T *image,
embeddedartists 0:4977187e90c7 160 int32_t xsize,
embeddedartists 0:4977187e90c7 161 int32_t ysize)
embeddedartists 0:4977187e90c7 162 {
embeddedartists 0:4977187e90c7 163 int32_t x, y, xr, yr;
embeddedartists 0:4977187e90c7 164
embeddedartists 0:4977187e90c7 165 y = win->ypvmin;
embeddedartists 0:4977187e90c7 166 yr = ysize - 1;
embeddedartists 0:4977187e90c7 167
embeddedartists 0:4977187e90c7 168 /* Move image to window pixel by pixel */
embeddedartists 0:4977187e90c7 169 while ((y <= win->ypvmax) && (yr >= 0)) {
embeddedartists 0:4977187e90c7 170 /* Set physical frame buffer address */
embeddedartists 0:4977187e90c7 171 x = win->xpvmin;
embeddedartists 0:4977187e90c7 172 xr = xsize - 1;
embeddedartists 0:4977187e90c7 173
embeddedartists 0:4977187e90c7 174 /* Render a single line */
embeddedartists 0:4977187e90c7 175 while ((x <= win->xpvmax) && (xr >= 0)) {
embeddedartists 0:4977187e90c7 176 swim_put_pixel_physical(win, x, y, image[xr + yr * xsize] );
embeddedartists 0:4977187e90c7 177 x++;
embeddedartists 0:4977187e90c7 178 xr--;
embeddedartists 0:4977187e90c7 179 }
embeddedartists 0:4977187e90c7 180
embeddedartists 0:4977187e90c7 181 y++;
embeddedartists 0:4977187e90c7 182 yr--;
embeddedartists 0:4977187e90c7 183 }
embeddedartists 0:4977187e90c7 184 }
embeddedartists 0:4977187e90c7 185
embeddedartists 0:4977187e90c7 186 /* Puts a raw image into a window rotated left */
embeddedartists 0:4977187e90c7 187 void swim_put_left_image(SWIM_WINDOW_T *win,
embeddedartists 0:4977187e90c7 188 const COLOR_T *image,
embeddedartists 0:4977187e90c7 189 int32_t xsize,
embeddedartists 0:4977187e90c7 190 int32_t ysize)
embeddedartists 0:4977187e90c7 191 {
embeddedartists 0:4977187e90c7 192 int32_t x, y, xr, yr;
embeddedartists 0:4977187e90c7 193
embeddedartists 0:4977187e90c7 194 x = win->xpvmin;
embeddedartists 0:4977187e90c7 195 yr = ysize - 1;
embeddedartists 0:4977187e90c7 196
embeddedartists 0:4977187e90c7 197 /* Move image to window pixel by pixel */
embeddedartists 0:4977187e90c7 198 while ((x <= win->xpvmax) && (yr >= 0)) {
embeddedartists 0:4977187e90c7 199 /* Set physical frame buffer address to start drawing at
embeddedartists 0:4977187e90c7 200 bottom */
embeddedartists 0:4977187e90c7 201 y = win->ypvmin;
embeddedartists 0:4977187e90c7 202 xr = 0;
embeddedartists 0:4977187e90c7 203
embeddedartists 0:4977187e90c7 204 /* Render a single line */
embeddedartists 0:4977187e90c7 205 while ((y <= win->ypvmax) && (xr < xsize)) {
embeddedartists 0:4977187e90c7 206 /* Go to next line (y) */
embeddedartists 0:4977187e90c7 207 swim_put_pixel_physical(win, x, y,
embeddedartists 0:4977187e90c7 208 image[(xsize - xr - 1) + (ysize - yr - 1) * xsize]);
embeddedartists 0:4977187e90c7 209
embeddedartists 0:4977187e90c7 210 /* Update picture to next x coordinate */
embeddedartists 0:4977187e90c7 211 y++;
embeddedartists 0:4977187e90c7 212 xr++;
embeddedartists 0:4977187e90c7 213 }
embeddedartists 0:4977187e90c7 214
embeddedartists 0:4977187e90c7 215 x++;
embeddedartists 0:4977187e90c7 216 yr--;
embeddedartists 0:4977187e90c7 217 }
embeddedartists 0:4977187e90c7 218 }
embeddedartists 0:4977187e90c7 219
embeddedartists 0:4977187e90c7 220 /* Puts a raw image into a window rotated right */
embeddedartists 0:4977187e90c7 221 void swim_put_right_image(SWIM_WINDOW_T *win,
embeddedartists 0:4977187e90c7 222 const COLOR_T *image,
embeddedartists 0:4977187e90c7 223 int32_t xsize,
embeddedartists 0:4977187e90c7 224 int32_t ysize)
embeddedartists 0:4977187e90c7 225 {
embeddedartists 0:4977187e90c7 226 int32_t x, y, xr, yr;
embeddedartists 0:4977187e90c7 227
embeddedartists 0:4977187e90c7 228 x = win->xpvmin;
embeddedartists 0:4977187e90c7 229 yr = ysize - 1;
embeddedartists 0:4977187e90c7 230
embeddedartists 0:4977187e90c7 231 /* Move image to window pixel by pixel */
embeddedartists 0:4977187e90c7 232 while ((x <= win->xpvmax) && (yr >= 0)) {
embeddedartists 0:4977187e90c7 233 /* Set physical frame buffer address to start drawing at bottom */
embeddedartists 0:4977187e90c7 234 y = win->ypvmin;
embeddedartists 0:4977187e90c7 235 xr = 0;
embeddedartists 0:4977187e90c7 236
embeddedartists 0:4977187e90c7 237 /* Render a single line */
embeddedartists 0:4977187e90c7 238 while ((y <= win->ypvmax) && (xr < xsize)) {
embeddedartists 0:4977187e90c7 239 /* Go to next line (y) */
embeddedartists 0:4977187e90c7 240 swim_put_pixel_physical(win, x, y, image[xr + yr * xsize]);
embeddedartists 0:4977187e90c7 241
embeddedartists 0:4977187e90c7 242 /* Update picture to next x coordinate */
embeddedartists 0:4977187e90c7 243 y++;
embeddedartists 0:4977187e90c7 244 xr++;
embeddedartists 0:4977187e90c7 245 }
embeddedartists 0:4977187e90c7 246
embeddedartists 0:4977187e90c7 247 x++;
embeddedartists 0:4977187e90c7 248 yr--;
embeddedartists 0:4977187e90c7 249 }
embeddedartists 0:4977187e90c7 250 }
embeddedartists 0:4977187e90c7 251
embeddedartists 0:4977187e90c7 252 /* Puts and scales a raw image into a window */
embeddedartists 0:4977187e90c7 253 void swim_put_scale_image(SWIM_WINDOW_T *win,
embeddedartists 0:4977187e90c7 254 const COLOR_T *image,
embeddedartists 0:4977187e90c7 255 int32_t xsize,
embeddedartists 0:4977187e90c7 256 int32_t ysize)
embeddedartists 0:4977187e90c7 257 {
embeddedartists 0:4977187e90c7 258 int32_t xsc, ysc;
embeddedartists 0:4977187e90c7 259 int32_t x, y;
embeddedartists 0:4977187e90c7 260
embeddedartists 0:4977187e90c7 261 /* Top of window */
embeddedartists 0:4977187e90c7 262 y = win->ypvmin;
embeddedartists 0:4977187e90c7 263
embeddedartists 0:4977187e90c7 264 /* Rescale image into window */
embeddedartists 0:4977187e90c7 265 while (y <= win->ypvmax) {
embeddedartists 0:4977187e90c7 266 x = win->xpvmin;
embeddedartists 0:4977187e90c7 267
embeddedartists 0:4977187e90c7 268 /* Scale he display size to the image size */
embeddedartists 0:4977187e90c7 269 ysc = ((ysize - 1) * (y - win->ypvmin)) / win->yvsize;
embeddedartists 0:4977187e90c7 270
embeddedartists 0:4977187e90c7 271 /* Render a single line */
embeddedartists 0:4977187e90c7 272 while (x <= win->xpvmax) {
embeddedartists 0:4977187e90c7 273 /* Get x pixel in image */
embeddedartists 0:4977187e90c7 274 xsc = ((xsize - 1) * (x - win->xpvmin)) / win->xvsize;
embeddedartists 0:4977187e90c7 275 swim_put_pixel_physical(win, x, y, image[xsc + ysc * xsize] );
embeddedartists 0:4977187e90c7 276 x++;
embeddedartists 0:4977187e90c7 277 }
embeddedartists 0:4977187e90c7 278
embeddedartists 0:4977187e90c7 279 y++;
embeddedartists 0:4977187e90c7 280 }
embeddedartists 0:4977187e90c7 281 }
embeddedartists 0:4977187e90c7 282
embeddedartists 0:4977187e90c7 283 /* Puts and scales a raw image into a window inverted */
embeddedartists 0:4977187e90c7 284 void swim_put_scale_invert_image(SWIM_WINDOW_T *win,
embeddedartists 0:4977187e90c7 285 const COLOR_T *image,
embeddedartists 0:4977187e90c7 286 int32_t xsize,
embeddedartists 0:4977187e90c7 287 int32_t ysize)
embeddedartists 0:4977187e90c7 288 {
embeddedartists 0:4977187e90c7 289 int32_t xsc, ysc;
embeddedartists 0:4977187e90c7 290 int32_t x, y;
embeddedartists 0:4977187e90c7 291
embeddedartists 0:4977187e90c7 292 /* Top of window */
embeddedartists 0:4977187e90c7 293 y = win->ypvmin;
embeddedartists 0:4977187e90c7 294
embeddedartists 0:4977187e90c7 295 /* Rescale image into window */
embeddedartists 0:4977187e90c7 296 while (y <= win->ypvmax) {
embeddedartists 0:4977187e90c7 297 x = win->xpvmin;
embeddedartists 0:4977187e90c7 298
embeddedartists 0:4977187e90c7 299 /* Scale he display size to the image size */
embeddedartists 0:4977187e90c7 300 ysc = ((ysize - 1) * (y - win->ypvmin)) / win->yvsize;
embeddedartists 0:4977187e90c7 301
embeddedartists 0:4977187e90c7 302 /* Render a single line */
embeddedartists 0:4977187e90c7 303 while (x <= win->xpvmax) {
embeddedartists 0:4977187e90c7 304 /* Get x pixel in image */
embeddedartists 0:4977187e90c7 305 xsc = ((xsize - 1) * (x - win->xpvmin)) / win->xvsize;
embeddedartists 0:4977187e90c7 306 swim_put_pixel_physical(win, x, y,
embeddedartists 0:4977187e90c7 307 image[(xsize - 1 - xsc) + (ysize - 1 - ysc) * xsize]);
embeddedartists 0:4977187e90c7 308 x++;
embeddedartists 0:4977187e90c7 309 }
embeddedartists 0:4977187e90c7 310
embeddedartists 0:4977187e90c7 311 y++;
embeddedartists 0:4977187e90c7 312 }
embeddedartists 0:4977187e90c7 313 }
embeddedartists 0:4977187e90c7 314
embeddedartists 0:4977187e90c7 315 /* Puts and scales a raw image into a window rotated left */
embeddedartists 0:4977187e90c7 316 void swim_put_scale_left_image(SWIM_WINDOW_T *win,
embeddedartists 0:4977187e90c7 317 const COLOR_T *image,
embeddedartists 0:4977187e90c7 318 int32_t xsize,
embeddedartists 0:4977187e90c7 319 int32_t ysize)
embeddedartists 0:4977187e90c7 320 {
embeddedartists 0:4977187e90c7 321 int32_t xsc, ysc;
embeddedartists 0:4977187e90c7 322 int32_t x, y;
embeddedartists 0:4977187e90c7 323
embeddedartists 0:4977187e90c7 324 /* Top of window */
embeddedartists 0:4977187e90c7 325 y = win->ypvmin;
embeddedartists 0:4977187e90c7 326
embeddedartists 0:4977187e90c7 327 /* Rescale image into window */
embeddedartists 0:4977187e90c7 328 while (y <= win->ypvmax) {
embeddedartists 0:4977187e90c7 329 x = win->xpvmin;
embeddedartists 0:4977187e90c7 330
embeddedartists 0:4977187e90c7 331 /* Scale y coords of picture into x axis */
embeddedartists 0:4977187e90c7 332 ysc = ((xsize - 1) * (win->ypvmax - y)) / win->yvsize;
embeddedartists 0:4977187e90c7 333
embeddedartists 0:4977187e90c7 334 /* Render a single horizontal line with 'y' data */
embeddedartists 0:4977187e90c7 335 while (x <= win->xpvmax) {
embeddedartists 0:4977187e90c7 336 /* Get x pixel in image */
embeddedartists 0:4977187e90c7 337 xsc = ((ysize - 1) * (x - win->xpvmin)) / win->xvsize;
embeddedartists 0:4977187e90c7 338 swim_put_pixel_physical(win, x, y, image[ysc + xsc * xsize] );
embeddedartists 0:4977187e90c7 339 x++;
embeddedartists 0:4977187e90c7 340 }
embeddedartists 0:4977187e90c7 341
embeddedartists 0:4977187e90c7 342 y++;
embeddedartists 0:4977187e90c7 343 }
embeddedartists 0:4977187e90c7 344 }
embeddedartists 0:4977187e90c7 345
embeddedartists 0:4977187e90c7 346 /* Puts and scales a raw image into a window rotated right */
embeddedartists 0:4977187e90c7 347 void swim_put_scale_right_image(SWIM_WINDOW_T *win,
embeddedartists 0:4977187e90c7 348 const COLOR_T *image,
embeddedartists 0:4977187e90c7 349 int32_t xsize,
embeddedartists 0:4977187e90c7 350 int32_t ysize)
embeddedartists 0:4977187e90c7 351 {
embeddedartists 0:4977187e90c7 352 int32_t xsc, ysc;
embeddedartists 0:4977187e90c7 353 int32_t x, y;
embeddedartists 0:4977187e90c7 354
embeddedartists 0:4977187e90c7 355 /* Top of window */
embeddedartists 0:4977187e90c7 356 y = win->ypvmin;
embeddedartists 0:4977187e90c7 357
embeddedartists 0:4977187e90c7 358 /* Rescale image into window */
embeddedartists 0:4977187e90c7 359 while (y <= win->ypvmax) {
embeddedartists 0:4977187e90c7 360 x = win->xpvmin;
embeddedartists 0:4977187e90c7 361
embeddedartists 0:4977187e90c7 362 /* Scale y coords of picture into x axis */
embeddedartists 0:4977187e90c7 363 ysc = ((xsize - 1) * (y - win->ypvmin)) / win->yvsize;
embeddedartists 0:4977187e90c7 364
embeddedartists 0:4977187e90c7 365 /* Render a single horizontal line with 'y' data */
embeddedartists 0:4977187e90c7 366 while (x <= win->xpvmax) {
embeddedartists 0:4977187e90c7 367 /* Get x pixel in image */
embeddedartists 0:4977187e90c7 368 xsc = ((ysize - 1) * (win->xpvmax - x)) / win->xvsize;
embeddedartists 0:4977187e90c7 369 swim_put_pixel_physical(win, x, y, image[ysc + xsc * xsize]);
embeddedartists 0:4977187e90c7 370 x++;
embeddedartists 0:4977187e90c7 371 }
embeddedartists 0:4977187e90c7 372
embeddedartists 0:4977187e90c7 373 y++;
embeddedartists 0:4977187e90c7 374 }
embeddedartists 0:4977187e90c7 375 }
embeddedartists 0:4977187e90c7 376
embeddedartists 0:4977187e90c7 377 /* SWIM image draw composite function */
embeddedartists 0:4977187e90c7 378 void swim_put_win_image(SWIM_WINDOW_T *win,
embeddedartists 0:4977187e90c7 379 const COLOR_T *image,
embeddedartists 0:4977187e90c7 380 int32_t xsize,
embeddedartists 0:4977187e90c7 381 int32_t ysize,
embeddedartists 0:4977187e90c7 382 int32_t scale,
embeddedartists 0:4977187e90c7 383 SWIM_ROTATION_T rtype)
embeddedartists 0:4977187e90c7 384 {
embeddedartists 0:4977187e90c7 385 switch (rtype) {
embeddedartists 0:4977187e90c7 386 case INVERT:
embeddedartists 0:4977187e90c7 387 if (scale != 0) {
embeddedartists 0:4977187e90c7 388 swim_put_scale_invert_image(win, image, xsize, ysize);
embeddedartists 0:4977187e90c7 389 }
embeddedartists 0:4977187e90c7 390 else {
embeddedartists 0:4977187e90c7 391 swim_put_invert_image(win, image, xsize, ysize);
embeddedartists 0:4977187e90c7 392 }
embeddedartists 0:4977187e90c7 393 break;
embeddedartists 0:4977187e90c7 394
embeddedartists 0:4977187e90c7 395 case LEFT:
embeddedartists 0:4977187e90c7 396 if (scale != 0) {
embeddedartists 0:4977187e90c7 397 swim_put_scale_left_image(win, image, xsize, ysize);
embeddedartists 0:4977187e90c7 398 }
embeddedartists 0:4977187e90c7 399 else {
embeddedartists 0:4977187e90c7 400 swim_put_left_image(win, image, xsize, ysize);
embeddedartists 0:4977187e90c7 401 }
embeddedartists 0:4977187e90c7 402 break;
embeddedartists 0:4977187e90c7 403
embeddedartists 0:4977187e90c7 404 case RIGHT:
embeddedartists 0:4977187e90c7 405 if (scale != 0) {
embeddedartists 0:4977187e90c7 406 swim_put_scale_right_image(win, image, xsize, ysize);
embeddedartists 0:4977187e90c7 407 }
embeddedartists 0:4977187e90c7 408 else {
embeddedartists 0:4977187e90c7 409 swim_put_right_image(win, image, xsize, ysize);
embeddedartists 0:4977187e90c7 410 }
embeddedartists 0:4977187e90c7 411 break;
embeddedartists 0:4977187e90c7 412
embeddedartists 0:4977187e90c7 413 case NOROTATION:
embeddedartists 0:4977187e90c7 414 default:
embeddedartists 0:4977187e90c7 415 if (scale != 0) {
embeddedartists 0:4977187e90c7 416 swim_put_scale_image(win, image, xsize, ysize);
embeddedartists 0:4977187e90c7 417 }
embeddedartists 0:4977187e90c7 418 else {
embeddedartists 0:4977187e90c7 419 swim_put_image(win, image, xsize, ysize);
embeddedartists 0:4977187e90c7 420 }
embeddedartists 0:4977187e90c7 421 break;
embeddedartists 0:4977187e90c7 422 }
embeddedartists 0:4977187e90c7 423 }
embeddedartists 0:4977187e90c7 424