| … | |
… | |
| 114 | $self->{internalformat} ||= $internalformat; |
114 | $self->{internalformat} ||= $internalformat; |
| 115 | ($dw, $dh) = @$self{qw(w h)}; |
115 | ($dw, $dh) = @$self{qw(w h)}; |
| 116 | } |
116 | } |
| 117 | |
117 | |
| 118 | my ($tw, $th) = ($dw, $dh); |
118 | my ($tw, $th) = ($dw, $dh); |
| 119 | my ($rw, $rh) = ($dw, $dh); |
|
|
| 120 | |
119 | |
| 121 | defined $data or $self->{render_cb} or die; # some sanity check |
120 | defined $data or $self->{render_cb} or die; # some sanity check |
| 122 | |
121 | |
| 123 | $self->{minified} ||= [CFPlus::average $dw, $dh, $data] |
122 | $self->{minified} ||= [CFPlus::average $dw, $dh, $data] |
| 124 | if $self->{minify}; |
123 | if $self->{minify}; |
| … | |
… | |
| 139 | # quarter the texture size |
138 | # quarter the texture size |
| 140 | $tw >>= 1; |
139 | $tw >>= 1; |
| 141 | $th >>= 1; |
140 | $th >>= 1; |
| 142 | } |
141 | } |
| 143 | |
142 | |
|
|
143 | # decide the amount of space used in the texture |
|
|
144 | my ($rw, $rh); |
|
|
145 | |
| 144 | if ($self->{render_cb}) { |
146 | if ($self->{render_cb}) { |
| 145 | # use only part of the texture |
147 | # use only part of the texture |
| 146 | #$rw >>= 1 while $rw > $tw; |
148 | #$rw >>= 1 while $rw > $tw; |
| 147 | #$rh >>= 1 while $rh > $th; |
149 | #$rh >>= 1 while $rh > $th; |
| 148 | $rw = min $rw, $tw; |
150 | $rw = min $dw, $tw; |
| 149 | $rh = min $rh, $th; |
151 | $rh = min $dh, $th; |
| 150 | } else { |
152 | } else { |
| 151 | if ($self->{wrap} || $tw < $dw || $th < $dh) { |
153 | if ($self->{wrap} || $tw < $dw || $th < $dh) { |
| 152 | # scale to the full texture size |
154 | # scale to the full texture size |
| 153 | ($rw, $rh) = ($tw, $th); |
155 | ($rw, $rh) = ($tw, $th); |
| 154 | } else { |
156 | } else { |
| … | |
… | |
| 161 | |
163 | |
| 162 | # rendering means we need to scale in some way |
164 | # rendering means we need to scale in some way |
| 163 | my $render = $self->{render_cb} || $rw != $dw || $th != $dh; |
165 | my $render = $self->{render_cb} || $rw != $dw || $th != $dh; |
| 164 | |
166 | |
| 165 | if ($render) { |
167 | if ($render) { |
| 166 | #d#glClear 0,0,0,0; |
|
|
| 167 | glViewport 0, 0, $tw, $th; |
168 | glViewport 0, 0, $tw, $th; |
|
|
169 | glClear 0, 0, 0, 0; |
| 168 | glMatrixMode GL_PROJECTION; |
170 | glMatrixMode GL_PROJECTION; |
| 169 | glLoadIdentity; |
171 | glLoadIdentity; |
| 170 | glOrtho 0, $tw, 0, $th, -10000, 10000; |
172 | glOrtho 0, $tw, 0, $th, -10000, 10000; |
| 171 | glMatrixMode GL_MODELVIEW; |
173 | glMatrixMode GL_MODELVIEW; |
| 172 | glLoadIdentity; |
174 | glLoadIdentity; |
