author | Periklis Ntanasis <pntanasis@gmail.com> |
Fri, 05 Jul 2013 04:32:39 +0300 | |
branch | spacecampaign |
changeset 9312 | f6bec1cfbfbd |
parent 9080 | 9b42757d7e71 |
child 9127 | e350500c4edb |
child 9311 | 5baf10a52f43 |
permissions | -rw-r--r-- |
4 | 1 |
(* |
6952 | 2 |
* Hedgewars, a free turn based strategy game |
9080 | 3 |
* Copyright (c) 2004-2013 Andrey Korotaev <unC0Rr@gmail.com> |
6952 | 4 |
* |
5 |
* This program is free software; you can redistribute it and/or modify |
|
6 |
* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; version 2 of the License |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
|
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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17 |
*) |
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4 | 18 |
|
2630 | 19 |
{$INCLUDE "options.inc"} |
20 |
||
4 | 21 |
unit uMisc; |
22 |
interface |
|
2630 | 23 |
|
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uses SDLh, uConsts, GLunit, uTypes; |
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26 |
procedure initModule; |
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procedure freeModule; |
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28 |
|
3169
c8c6ac44f51b
prophylactic removal of some Integer references, raise a few of the template islands up a bit so they work inverted without triggering border
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29 |
procedure movecursor(dx, dy: LongInt); |
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function doSurfaceConversion(tmpsurf: PSDL_Surface): PSDL_Surface; |
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function MakeScreenshot(filename: shortstring; k: LongInt): boolean; |
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function GetTeamStatString(p: PTeam): shortstring; |
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{$IFDEF SDL13} |
6992 | 34 |
function SDL_RectMake(x, y, width, height: LongInt): TSDL_Rect; inline; |
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35 |
{$ELSE} |
6992 | 36 |
function SDL_RectMake(x, y: SmallInt; width, height: Word): TSDL_Rect; inline; |
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37 |
{$ENDIF} |
4 | 38 |
|
39 |
implementation |
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uses SysUtils, uVariables, uUtils |
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{$IFDEF PNG_SCREENSHOTS}, PNGh, png {$ENDIF}; |
6881 | 42 |
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type PScreenshot = ^TScreenshot; |
|
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TScreenshot = record |
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buffer: PByte; |
|
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filename: shortstring; |
|
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width, height: LongInt; |
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size: QWord; |
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end; |
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|
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var conversionFormat: PSDL_PixelFormat; |
52 |
||
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53 |
procedure movecursor(dx, dy: LongInt); |
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var x, y: LongInt; |
55 |
begin |
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if (dx = 0) and (dy = 0) then exit; |
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57 |
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SDL_GetMouseState(@x, @y); |
59 |
Inc(x, dx); |
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60 |
Inc(y, dy); |
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61 |
SDL_WarpMouse(x, y); |
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62 |
end; |
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63 |
||
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{$IFDEF PNG_SCREENSHOTS} |
65 |
// this funtion will be executed in separate thread |
|
8865 | 66 |
function SaveScreenshot(screenshot: pointer): LongInt; cdecl; export; |
6881 | 67 |
var i: LongInt; |
68 |
png_ptr: ^png_struct; |
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info_ptr: ^png_info; |
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2947 | 70 |
f: file; |
6881 | 71 |
image: PScreenshot; |
72 |
begin |
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image:= PScreenshot(screenshot); |
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74 |
||
75 |
png_ptr := png_create_write_struct(png_get_libpng_ver(nil), nil, nil, nil); |
|
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if png_ptr = nil then |
|
77 |
begin |
|
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// AddFileLog('Error: Could not create png write struct.'); |
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SaveScreenshot:= 0; |
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exit; |
6881 | 81 |
end; |
82 |
||
83 |
info_ptr := png_create_info_struct(png_ptr); |
|
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if info_ptr = nil then |
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begin |
|
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png_destroy_write_struct(@png_ptr, nil); |
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// AddFileLog('Error: Could not create png info struct.'); |
|
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88 |
SaveScreenshot:= 0; |
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89 |
exit; |
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end; |
91 |
||
92 |
{$IOCHECKS OFF} |
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Assign(f, image^.filename); |
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Rewrite(f, 1); |
|
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if IOResult = 0 then |
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begin |
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97 |
png_init_pascal_io(png_ptr,@f); |
|
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png_set_IHDR(png_ptr, info_ptr, image^.width, image^.height, |
|
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8, // bit depth |
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PNG_COLOR_TYPE_RGBA, PNG_INTERLACE_NONE, |
|
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PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT); |
|
102 |
png_write_info(png_ptr, info_ptr); |
|
103 |
// glReadPixels and libpng number rows in different order |
|
104 |
for i:= image^.height-1 downto 0 do |
|
105 |
png_write_row(png_ptr, image^.buffer + i*4*image^.width); |
|
106 |
png_write_end(png_ptr, info_ptr); |
|
107 |
Close(f); |
|
108 |
end; |
|
109 |
{$IOCHECKS ON} |
|
110 |
||
111 |
// free everything |
|
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png_destroy_write_struct(@png_ptr, @info_ptr); |
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113 |
FreeMem(image^.buffer, image^.size); |
|
114 |
Dispose(image); |
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SaveScreenshot:= 0; |
|
116 |
end; |
|
117 |
||
118 |
{$ELSE} // no PNG_SCREENSHOTS |
|
119 |
||
120 |
// this funtion will be executed in separate thread |
|
8865 | 121 |
function SaveScreenshot(screenshot: pointer): LongInt; cdecl; export; |
6881 | 122 |
var f: file; |
2947 | 123 |
// Windows Bitmap Header |
124 |
head: array[0..53] of Byte = ( |
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$42, $4D, // identifier ("BM") |
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0, 0, 0, 0, // file size |
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0, 0, 0, 0, // reserved |
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128 |
54, 0, 0, 0, // starting offset |
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129 |
40, 0, 0, 0, // header size |
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130 |
0, 0, 0, 0, // width |
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0, 0, 0, 0, // height |
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1, 0, // color planes |
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133 |
32, 0, // bit depth |
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134 |
0, 0, 0, 0, // compression method (uncompressed) |
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135 |
0, 0, 0, 0, // image size |
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136 |
96, 0, 0, 0, // horizontal resolution |
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137 |
96, 0, 0, 0, // vertical resolution |
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138 |
0, 0, 0, 0, // number of colors (all) |
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139 |
0, 0, 0, 0 // number of important colors |
2947 | 140 |
); |
6881 | 141 |
image: PScreenshot; |
142 |
size: QWord; |
|
143 |
begin |
|
144 |
image:= PScreenshot(screenshot); |
|
145 |
||
146 |
size:= image^.Width*image^.Height*4; |
|
147 |
||
148 |
head[$02]:= (size + 54) and $ff; |
|
149 |
head[$03]:= ((size + 54) shr 8) and $ff; |
|
150 |
head[$04]:= ((size + 54) shr 16) and $ff; |
|
151 |
head[$05]:= ((size + 54) shr 24) and $ff; |
|
152 |
head[$12]:= image^.Width and $ff; |
|
153 |
head[$13]:= (image^.Width shr 8) and $ff; |
|
154 |
head[$14]:= (image^.Width shr 16) and $ff; |
|
155 |
head[$15]:= (image^.Width shr 24) and $ff; |
|
156 |
head[$16]:= image^.Height and $ff; |
|
157 |
head[$17]:= (image^.Height shr 8) and $ff; |
|
158 |
head[$18]:= (image^.Height shr 16) and $ff; |
|
159 |
head[$19]:= (image^.Height shr 24) and $ff; |
|
160 |
head[$22]:= size and $ff; |
|
161 |
head[$23]:= (size shr 8) and $ff; |
|
162 |
head[$24]:= (size shr 16) and $ff; |
|
163 |
head[$25]:= (size shr 24) and $ff; |
|
164 |
||
165 |
{$IOCHECKS OFF} |
|
166 |
Assign(f, image^.filename); |
|
167 |
Rewrite(f, 1); |
|
168 |
if IOResult = 0 then |
|
169 |
begin |
|
170 |
BlockWrite(f, head, sizeof(head)); |
|
171 |
BlockWrite(f, image^.buffer^, size); |
|
172 |
Close(f); |
|
173 |
end |
|
174 |
else |
|
175 |
begin |
|
176 |
//AddFileLog('Error: Could not write to ' + filename); |
|
177 |
end; |
|
178 |
{$IOCHECKS ON} |
|
179 |
||
180 |
// free everything |
|
181 |
FreeMem(image^.buffer, image^.size); |
|
182 |
Dispose(image); |
|
183 |
SaveScreenshot:= 0; |
|
184 |
end; |
|
185 |
||
186 |
{$ENDIF} // no PNG_SCREENSHOTS |
|
187 |
||
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188 |
{$IFDEF USE_VIDEO_RECORDING} |
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189 |
// make image k times smaller (useful for saving thumbnails) |
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190 |
procedure ReduceImage(img: PByte; width, height, k: LongInt); |
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191 |
var i, j, i0, j0, w, h, r, g, b: LongInt; |
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192 |
begin |
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193 |
w:= width div k; |
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194 |
h:= height div k; |
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195 |
|
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196 |
// rescale inplace |
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197 |
if k <> 1 then |
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198 |
begin |
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199 |
for i:= 0 to h-1 do |
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200 |
for j:= 0 to w-1 do |
3cff5c769509
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201 |
begin |
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202 |
r:= 0; |
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203 |
g:= 0; |
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204 |
b:= 0; |
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205 |
for i0:= 0 to k-1 do |
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206 |
for j0:= 0 to k-1 do |
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parents:
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207 |
begin |
7804 | 208 |
inc(r, img[4*(width*(i*k+i0) + j*k+j0)+0]); |
209 |
inc(g, img[4*(width*(i*k+i0) + j*k+j0)+1]); |
|
210 |
inc(b, img[4*(width*(i*k+i0) + j*k+j0)+2]); |
|
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211 |
end; |
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212 |
img[4*(w*i + j)+0]:= r div (k*k); |
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213 |
img[4*(w*i + j)+1]:= g div (k*k); |
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214 |
img[4*(w*i + j)+2]:= b div (k*k); |
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215 |
img[4*(w*i + j)+3]:= 255; |
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216 |
end; |
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217 |
end; |
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218 |
end; |
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219 |
{$ENDIF} |
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220 |
|
6881 | 221 |
// captures and saves the screen. returns true on success. |
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222 |
// saved image will be k times smaller than original (useful for saving thumbnails). |
3cff5c769509
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parents:
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changeset
|
223 |
function MakeScreenshot(filename: shortstring; k: LongInt): Boolean; |
6881 | 224 |
var p: Pointer; |
225 |
size: QWord; |
|
226 |
image: PScreenshot; |
|
227 |
format: GLenum; |
|
228 |
ext: string[4]; |
|
1080 | 229 |
begin |
6881 | 230 |
{$IFDEF PNG_SCREENSHOTS} |
231 |
format:= GL_RGBA; |
|
232 |
ext:= '.png'; |
|
233 |
{$ELSE} |
|
234 |
format:= GL_BGRA; |
|
235 |
ext:= '.bmp'; |
|
236 |
{$ENDIF} |
|
237 |
||
6267
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make screenshots with 32bits of depths, so that they are more opengles friendly
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parents:
5912
diff
changeset
|
238 |
size:= toPowerOf2(cScreenWidth) * toPowerOf2(cScreenHeight) * 4; |
6881 | 239 |
p:= GetMem(size); // will be freed in SaveScreenshot() |
1080 | 240 |
|
5910 | 241 |
// memory could not be allocated |
242 |
if p = nil then |
|
5912
d31eba29e706
screenshots: display a msg on failure and log causative error
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243 |
begin |
d31eba29e706
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244 |
AddFileLog('Error: Could not allocate memory for screenshot.'); |
6990
40e5af28d026
change every return value into a more pascal-ish form, using the name of the fucntion (helps the parser and macpas compaitilibity)
koda
parents:
6952
diff
changeset
|
245 |
MakeScreenshot:= false; |
40e5af28d026
change every return value into a more pascal-ish form, using the name of the fucntion (helps the parser and macpas compaitilibity)
koda
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changeset
|
246 |
exit; |
5912
d31eba29e706
screenshots: display a msg on failure and log causative error
sheepluva
parents:
5911
diff
changeset
|
247 |
end; |
5910 | 248 |
|
7306
3cff5c769509
Here they come - thumbnails.
Stepan777 <stepik-777@mail.ru>
parents:
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changeset
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249 |
// read pixels from the front buffer |
6881 | 250 |
glReadPixels(0, 0, cScreenWidth, cScreenHeight, format, GL_UNSIGNED_BYTE, p); |
2163
12730f5e79b9
koda's patch fixing some iphone port troubles (color, mouse)
unc0rr
parents:
2162
diff
changeset
|
251 |
|
7306
3cff5c769509
Here they come - thumbnails.
Stepan777 <stepik-777@mail.ru>
parents:
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|
252 |
{$IFDEF USE_VIDEO_RECORDING} |
3cff5c769509
Here they come - thumbnails.
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parents:
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253 |
ReduceImage(p, cScreenWidth, cScreenHeight, k); |
3cff5c769509
Here they come - thumbnails.
Stepan777 <stepik-777@mail.ru>
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|
254 |
{$ENDIF} |
3cff5c769509
Here they come - thumbnails.
Stepan777 <stepik-777@mail.ru>
parents:
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changeset
|
255 |
|
6881 | 256 |
// allocate and fill structure that will be passed to new thread |
257 |
New(image); // will be disposed in SaveScreenshot() |
|
7306
3cff5c769509
Here they come - thumbnails.
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parents:
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changeset
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258 |
image^.filename:= UserPathPrefix + filename + ext; |
3cff5c769509
Here they come - thumbnails.
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parents:
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changeset
|
259 |
image^.width:= cScreenWidth div k; |
3cff5c769509
Here they come - thumbnails.
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parents:
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changeset
|
260 |
image^.height:= cScreenHeight div k; |
6881 | 261 |
image^.size:= size; |
262 |
image^.buffer:= p; |
|
1080 | 263 |
|
8865 | 264 |
SDL_CreateThread(@SaveScreenshot{$IFDEF SDL13}, 'snapshot'{$ENDIF}, image); |
6881 | 265 |
MakeScreenshot:= true; // possibly it is not true but we will not wait for thread to terminate |
1080 | 266 |
end; |
267 |
||
5004
2efa6a414518
update some sdl-1.3 bindings (working up to rev 5296)
koda
parents:
4976
diff
changeset
|
268 |
// http://www.idevgames.com/forums/thread-5602-post-21860.html#pid21860 |
2619 | 269 |
function doSurfaceConversion(tmpsurf: PSDL_Surface): PSDL_Surface; |
5004
2efa6a414518
update some sdl-1.3 bindings (working up to rev 5296)
koda
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|
270 |
var convertedSurf: PSDL_Surface; |
2619 | 271 |
begin |
6990
40e5af28d026
change every return value into a more pascal-ish form, using the name of the fucntion (helps the parser and macpas compaitilibity)
koda
parents:
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diff
changeset
|
272 |
doSurfaceConversion:= tmpsurf; |
5004
2efa6a414518
update some sdl-1.3 bindings (working up to rev 5296)
koda
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diff
changeset
|
273 |
if ((tmpsurf^.format^.bitsperpixel = 32) and (tmpsurf^.format^.rshift > tmpsurf^.format^.bshift)) or |
2efa6a414518
update some sdl-1.3 bindings (working up to rev 5296)
koda
parents:
4976
diff
changeset
|
274 |
(tmpsurf^.format^.bitsperpixel = 24) then |
7049 | 275 |
begin |
5046
fc6639d56799
this brings compatibility up with SDL HEAD (5504), but maybe breaks compatibility with sdl 1.2 so please test! still has problems with keyboard input and rendered ttf textures
koda
parents:
5004
diff
changeset
|
276 |
convertedSurf:= SDL_ConvertSurface(tmpsurf, conversionFormat, SDL_SWSURFACE); |
2947 | 277 |
SDL_FreeSurface(tmpsurf); |
6990
40e5af28d026
change every return value into a more pascal-ish form, using the name of the fucntion (helps the parser and macpas compaitilibity)
koda
parents:
6952
diff
changeset
|
278 |
doSurfaceConversion:= convertedSurf; |
7049 | 279 |
end; |
2619 | 280 |
end; |
281 |
||
6695
32de8965c62c
refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents:
6267
diff
changeset
|
282 |
{$IFDEF SDL13} |
6992 | 283 |
function SDL_RectMake(x, y, width, height: LongInt): TSDL_Rect; inline; |
6695
32de8965c62c
refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents:
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changeset
|
284 |
{$ELSE} |
6992 | 285 |
function SDL_RectMake(x, y: SmallInt; width, height: Word): TSDL_Rect; inline; |
6695
32de8965c62c
refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents:
6267
diff
changeset
|
286 |
{$ENDIF} |
32de8965c62c
refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents:
6267
diff
changeset
|
287 |
begin |
6857 | 288 |
SDL_RectMake.x:= x; |
289 |
SDL_RectMake.y:= y; |
|
290 |
SDL_RectMake.w:= width; |
|
291 |
SDL_RectMake.h:= height; |
|
6695
32de8965c62c
refactored a few types involved in the touch interface and corrected a few invisible mistakes
koda
parents:
6267
diff
changeset
|
292 |
end; |
2699
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2698
diff
changeset
|
293 |
|
4413 | 294 |
function GetTeamStatString(p: PTeam): shortstring; |
295 |
var s: ansistring; |
|
2670 | 296 |
begin |
4413 | 297 |
s:= p^.TeamName + ':' + IntToStr(p^.TeamHealth) + ':'; |
298 |
GetTeamStatString:= s; |
|
2670 | 299 |
end; |
2630 | 300 |
|
3038 | 301 |
procedure initModule; |
6843
59da15acb2f2
Finally fix the bug with pointer declarations polluting namespace with bad records
unc0rr
parents:
6700
diff
changeset
|
302 |
const SDL_PIXELFORMAT_ABGR8888 = (1 shl 31) or (6 shl 24) or (7 shl 20) or (6 shl 16) or (32 shl 8) or 4; |
2699
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2698
diff
changeset
|
303 |
begin |
5052 | 304 |
conversionFormat:= SDL_AllocFormat(SDL_PIXELFORMAT_ABGR8888); |
2699
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2698
diff
changeset
|
305 |
end; |
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2698
diff
changeset
|
306 |
|
3038 | 307 |
procedure freeModule; |
2699
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2698
diff
changeset
|
308 |
begin |
5046
fc6639d56799
this brings compatibility up with SDL HEAD (5504), but maybe breaks compatibility with sdl 1.2 so please test! still has problems with keyboard input and rendered ttf textures
koda
parents:
5004
diff
changeset
|
309 |
SDL_FreeFormat(conversionFormat); |
2699
249adefa9c1c
replace initialization/finalization statements with custom init functions
koda
parents:
2698
diff
changeset
|
310 |
end; |
4 | 311 |
|
312 |
end. |