| … | |
… | |
| 92 | sub upload { |
92 | sub upload { |
| 93 | my ($self) = @_; |
93 | my ($self) = @_; |
| 94 | |
94 | |
| 95 | return unless $GL_VERSION; |
95 | return unless $GL_VERSION; |
| 96 | |
96 | |
| 97 | my ($tw, $th, $data); |
97 | # $tw,$th texture |
|
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98 | # $rw,$rh rendered/used size |
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99 | # $dw,$dh $data |
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100 | |
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101 | my ($data, $dw, $dh); |
| 98 | |
102 | |
| 99 | if (exists $self->{data}) { |
103 | if (exists $self->{data}) { |
| 100 | $data = $self->{data}; |
104 | $data = $self->{data}; |
| 101 | ($tw, $th) = @$self{qw(w h)}; |
105 | ($dw, $dh) = @$self{qw(w h)}; |
| 102 | |
106 | |
| 103 | } elsif (exists $self->{render_cb}) { |
107 | } elsif (exists $self->{render_cb}) { |
| 104 | ($tw, $th) = @$self{qw(w h)}; |
108 | ($dw, $dh) = @$self{qw(w h)}; |
| 105 | |
109 | |
| 106 | } else { |
110 | } else { |
| 107 | ($self->{w}, $self->{h}, $data, my $internalformat, $self->{format}, $self->{type}) |
111 | ($self->{w}, $self->{h}, $data, my $internalformat, $self->{format}, $self->{type}) |
| 108 | = CFPlus::load_image_inline $self->{image}; |
112 | = CFPlus::load_image_inline $self->{image}; |
| 109 | |
113 | |
| 110 | $self->{internalformat} ||= $internalformat; |
114 | $self->{internalformat} ||= $internalformat; |
| 111 | ($tw, $th) = @$self{qw(w h)}; |
115 | ($dw, $dh) = @$self{qw(w h)}; |
| 112 | } |
116 | } |
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117 | |
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118 | my ($tw, $th) = ($dw, $dh); |
| 113 | |
119 | |
| 114 | defined $data or $self->{render_cb} or die; # some sanity check |
120 | defined $data or $self->{render_cb} or die; # some sanity check |
| 115 | |
121 | |
| 116 | $self->{minified} ||= [CFPlus::average $tw, $th, $data] |
122 | $self->{minified} ||= [CFPlus::average $dw, $dh, $data] |
| 117 | if $self->{minify}; |
123 | if $self->{minify}; |
| 118 | |
124 | |
| 119 | pad2pot $data, $tw, $th unless $GL_NPOT; |
125 | # against rather broken cards we enforce a maximum texture size |
| 120 | $tw = min $MAX_W, $tw; |
126 | $tw = min $MAX_W, minpot $tw; |
| 121 | $th = min $MAX_H, $th; |
127 | $th = min $MAX_H, minpot $th; |
| 122 | |
128 | |
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129 | # if only pot-textures are allowed, pot'ify tw/th |
|
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130 | unless ($GL_NPOT && 0) {#d# |
|
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131 | $tw = minpot $tw; |
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132 | $th = minpot $th; |
|
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133 | } |
|
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134 | |
| 123 | # now further decrease texture size |
135 | # now further decrease texture size until the |
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136 | # card does accept it |
| 124 | while (!texture_valid_2d $self->{internalformat}, $tw, $th, $self->{format}, $self->{type}) { |
137 | while (!texture_valid_2d $self->{internalformat}, $tw, $th, $self->{format}, $self->{type}) { |
| 125 | # quarter the texture size |
138 | # quarter the texture size |
| 126 | $tw >>= 1; |
139 | $tw >>= 1; |
| 127 | $th >>= 1; |
140 | $th >>= 1; |
| 128 | } |
141 | } |
| 129 | |
142 | |
| 130 | my $render = $self->{render_cb} || $tw < $self->{w} || $th < $self->{h}; |
143 | # decide the amount of space used in the texture |
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144 | my ($rw, $rh); |
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145 | my $render; |
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146 | |
|
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147 | if ($self->{render_cb}) { |
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148 | # use only part of the texture |
|
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149 | #$rw >>= 1 while $rw > $tw; |
|
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150 | #$rh >>= 1 while $rh > $th; |
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151 | $rw = min $dw, $tw; |
|
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152 | $rh = min $dh, $th; |
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153 | ++$render; |
|
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154 | } else { |
|
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155 | if ($self->{wrap} || $tw < $dw || $th < $dh) { |
|
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156 | # scale to the full texture size |
|
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157 | ($rw, $rh) = ($tw, $th); |
|
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158 | ++$render; |
|
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159 | } else { |
|
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160 | # pad |
|
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161 | pad $data, $dw, $dh, $tw, $th; |
|
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162 | ($rw, $rh) = ($dw, $dh); |
|
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163 | ($dw, $dh) = ($tw, $th); |
|
|
164 | } |
|
|
165 | } |
| 131 | |
166 | |
| 132 | if ($render) { |
167 | if ($render) { |
| 133 | glViewport 0, 0, $tw, $th; |
168 | glViewport 0, 0, $tw, $th; |
| 134 | glMatrixMode GL_PROJECTION; |
169 | glMatrixMode GL_PROJECTION; |
| 135 | glLoadIdentity; |
170 | glLoadIdentity; |
| 136 | glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000; |
171 | glOrtho 0, $tw, 0, $th, -10000, 10000; |
| 137 | glMatrixMode GL_MODELVIEW; |
172 | glMatrixMode GL_MODELVIEW; |
| 138 | glLoadIdentity; |
173 | glLoadIdentity; |
| 139 | |
174 | |
| 140 | if ($self->{render_cb}) { |
175 | if ($self->{render_cb}) { |
|
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176 | glScale $rw / $dw, $rh / $dh; |
| 141 | $self->{render_cb}->($self, $self->{w}, $self->{h}); |
177 | $self->{render_cb}->($self, $rw, $rh); |
| 142 | } else { |
178 | } else { |
|
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179 | glClearColor 0, 0, 0, 0; |
|
|
180 | glClear GL_COLOR_BUFFER_BIT; |
| 143 | glPixelZoom $tw / $self->{w}, $th / $self->{h}; |
181 | glPixelZoom $tw / $dw, $th / $dh; |
| 144 | glDrawPixels $self->{w}, $self->{h}, |
182 | glDrawPixels $dw, $dh, |
| 145 | $self->{format}, |
183 | $self->{format}, |
| 146 | $self->{type}, |
184 | $self->{type}, |
| 147 | $data; |
185 | $data; |
| 148 | glPixelZoom 1, 1; |
186 | glPixelZoom 1, 1; |
| 149 | } |
187 | } |
| … | |
… | |
| 183 | gl_check "copying to texture %dx%d if=%x", |
221 | gl_check "copying to texture %dx%d if=%x", |
| 184 | $tw, $th, $self->{internalformat}; |
222 | $tw, $th, $self->{internalformat}; |
| 185 | } else { |
223 | } else { |
| 186 | glTexImage2D GL_TEXTURE_2D, 0, |
224 | glTexImage2D GL_TEXTURE_2D, 0, |
| 187 | $self->{internalformat}, |
225 | $self->{internalformat}, |
| 188 | $tw, $th, |
226 | $dw, $dh, |
| 189 | 0, |
227 | 0, |
| 190 | $self->{format}, |
228 | $self->{format}, |
| 191 | $self->{type}, |
229 | $self->{type}, |
| 192 | $data; |
230 | $data; |
| 193 | gl_check "uploading texture %dx%d if=%x f=%x t=%x", |
231 | gl_check "uploading texture %dx%d if=%x f=%x t=%x", |
| 194 | $tw, $th, $self->{internalformat}, $self->{format}, $self->{type}; |
232 | $tw, $th, $self->{internalformat}, $self->{format}, $self->{type}; |
| 195 | } |
233 | } |
| 196 | |
234 | |
| 197 | $self->{s} = min 1, $self->{w} / $tw; |
235 | $self->{s} = $rw / $tw; |
| 198 | $self->{t} = min 1, $self->{h} / $th; |
236 | $self->{t} = $rh / $th; |
| 199 | } |
237 | } |
| 200 | |
238 | |
| 201 | sub shutdown { |
239 | sub shutdown { |
| 202 | my ($self) = @_; |
240 | my ($self) = @_; |
| 203 | |
241 | |
