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annotate src/cs/drivers/drv_app/r2d/lcds/PC_CSAMPLE/R2D_pc_csample_lcd_i.c @ 194:a18bf8df5fab

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aci_pei.c: sync with Magnetite for (MMI != 0) There was a change in Magnetite aci3 for (MMI != 0) configuration; this config does not exist in Selenite, but this change is being pulled in as a sync in order to keep the diff between Magnetite and Selenite to a minimum.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 23 May 2020 07:21:43 +0000
parents b6a5e36de839
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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b6a5e36de839 src/cs: initial import from Magnetite
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1 static UINT32 r2d_lcd_copy_operator(UINT32 old,UINT32 value)
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2 {
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3 return(value);
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4 }
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5 static UINT32 r2d_lcd_or_operator(UINT32 old,UINT32 value)
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6 {
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7 return(old | value) ;
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8 }
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9 static UINT32 r2d_lcd_and_operator(UINT32 old,UINT32 value)
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10 {
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11 return(old & value);
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12 }
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13 static UINT32 r2d_lcd_xor_operator(UINT32 old,UINT32 value)
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14 {
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15 return(old ^ value) ;
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16 }
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17 static UINT32 r2d_lcd_not_copy_operator(UINT32 old,UINT32 value)
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18 {
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19 return(~value);
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20 }
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21 static UINT32 r2d_lcd_not_or_operator(UINT32 old,UINT32 value)
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22 {
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23 return(~(old | value));
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24 }
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25 static UINT32 r2d_lcd_not_and_operator(UINT32 old,UINT32 value)
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26 {
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27 return(~(old & value));
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28 }
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29 static UINT32 r2d_lcd_not_xor_operator(UINT32 old,UINT32 value)
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30 {
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31 return(~(old ^ value)) ;
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32 }
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33
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34 // Next don't do anything but required for link with asm files
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35 UINT32 r2d_lcd_alpha_operator(UINT32 old,UINT32 value)
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36 {
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37 return(0) ;
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38 }
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39
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40 const T_R2D_DRAWING_OPERATORS r2d_g_lcd_operators=
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41 {
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42 &r2d_lcd_copy_operator,
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43 &r2d_lcd_or_operator,
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44 &r2d_lcd_and_operator,
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45 &r2d_lcd_xor_operator,
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46 &r2d_lcd_not_copy_operator,
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47 &r2d_lcd_not_or_operator,
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48 &r2d_lcd_not_and_operator,
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49 &r2d_lcd_not_xor_operator,
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50 NULL
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51 };
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52
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53 // Return the pixel value to write on the LCD or the offscreen
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54 // pixmap
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55 // LCD DEPENDENT
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56 void r2d_convert_foreground_color(T_R2D_GC *gc,UINT32 color)
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57 {
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58
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59 // If one is writing to the LCD framebuffer (the only
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60 // one which is not 24 bits) then color conversion is required
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61 UINT16 red,green,blue;
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62 UINT32 lightness;
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63
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64
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65 red=r2d_red(color);
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66 green=r2d_green(color);
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67 blue=r2d_blue(color);
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68
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69 // Compute global intensity for monochrome LCD
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70 lightness=(~((r2d_max_color(red,green,blue) + r2d_min_color(red,green,blue)) >> 1) & 0xFF);
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71
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72 #if (R2D_DITHERING == R2D_ON)
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73 {
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74 UINT32 dvalue;
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75 UINT16 dithering_group;
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76
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77 r2d_dithering_group_and_lightness();
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78
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79 r2d_dithered_value(0,0)
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80 r2d_set_dithering_matrix_entry(gc->p_foreground_dithered_cache,
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81 dvalue,0,0);
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82
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83 r2d_dithered_value(0,1)
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84 r2d_set_dithering_matrix_entry(gc->p_foreground_dithered_cache,
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85 dvalue,0,1);
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86
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87 r2d_dithered_value(1,1)
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88 r2d_set_dithering_matrix_entry(gc->p_foreground_dithered_cache,
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89 dvalue,1,1);
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90
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91 r2d_dithered_value(1,0)
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92 r2d_set_dithering_matrix_entry(gc->p_foreground_dithered_cache,
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93 dvalue,1,0);
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94
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95
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96 }
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97 #else
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98 lightness=(lightness >> (8 - R2D_PIXEL_DEPTH)) & R2D_PIXEL_MASK;
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99 gc->foreground_pixel_value=lightness;
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100 #endif
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101
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102
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103
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104 }
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105
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106 // Return the pixel value to write on the LCD or the offscreen
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107 // pixmap
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108 // LCD DEPENDENT
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109 void r2d_convert_background_color(T_R2D_GC *gc,UINT32 color)
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110 {
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111
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112 // If one is writing to the LCD framebuffer (the only
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113 // one which is not 24 bits) then color conversion is required
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114 UINT16 red,green,blue;
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115 UINT32 lightness;
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116
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117
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118 red=r2d_red(color);
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119 green=r2d_green(color);
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120 blue=r2d_blue(color);
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121
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122 // Compute global intensity for monochrome LCD
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123 lightness=(~((r2d_max_color(red,green,blue) + r2d_min_color(red,green,blue)) >> 1) & 0xFF);
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124
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125 #if (R2D_DITHERING == R2D_ON)
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126 {
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127 UINT32 dvalue;
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128 UINT16 dithering_group;
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129
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130 r2d_dithering_group_and_lightness();
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131
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 r2d_dithered_value(0,0)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 r2d_set_dithering_matrix_entry(gc->p_background_dithered_cache,
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 dvalue,0,0);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 r2d_dithered_value(0,1)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 r2d_set_dithering_matrix_entry(gc->p_background_dithered_cache,
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 dvalue,0,1);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 r2d_dithered_value(1,1)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 r2d_set_dithering_matrix_entry(gc->p_background_dithered_cache,
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 dvalue,1,1);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 r2d_dithered_value(1,0)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 r2d_set_dithering_matrix_entry(gc->p_background_dithered_cache,
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 dvalue,1,0);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 }
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 #else
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 lightness=(lightness >> (8 - R2D_PIXEL_DEPTH)) & R2D_PIXEL_MASK;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 gc->background_pixel_value=lightness;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 #endif
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 }
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 // blit_rect may use the foreground and background color
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 // to do the copy. So, one must knows which source pixels
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163 // are corresponding to the background color,
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 // which ones are corresponding to the foreground color
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165 // and do the conversion of the color selected
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 // according to the destination framebuffer
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 // This files gives routines for:
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 // - Selecting a color according to the value in the LCD framebuffer
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170 // - Converting a color to LCD
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 // Convert a LCD value (not color) to a value
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 // to be written into the 24bpp framebuffer
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 // In general, the value written is a packed
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 // representation of the ARGB color
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177 // but it may be different according to the framebuffer
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 // internal format
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179 BOOLEAN r2d_lcd_foreground_pixel(UINT32 lcd_value,T_R2D_GC_PTR src_gc)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 {
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 if (lcd_value)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 return(TRUE); // Foreground pixel
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 else
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 return(FALSE); // Background pixel
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 }
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 // Assume than color framebuffer contains ARGB packed values
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188 // Convert color to LCD with on the fly dithering
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189 UINT32 r2d_color_to_lcd(UINT32 pixel_value,INT16 x,INT16 y)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 {
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 INT16 red,green,blue;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 UINT32 lightness;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 UINT32 dvalue;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 UINT16 dithering_group;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 pixel_value=(~pixel_value) & 0x00FFFFFF;
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198 red=r2d_red(pixel_value);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199 green=r2d_green(pixel_value);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200 blue=r2d_blue(pixel_value);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 // Compute global intensity for monochrome LCD
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203 lightness=(~((r2d_max_color(red,green,blue) + r2d_min_color(red,green,blue)) >> 1) & 0xFF);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206 r2d_dithering_group_and_lightness();
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
207
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208 r2d_dithered_value(x & 1,y & 1);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 return(dvalue);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
211 }
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 // Lcd to pixel value
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
214 UINT32 r2d_lcd_to_color(UINT32 color)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215 {
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217 if (color)
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218 return(0x00FFFFFF); // 24 bpp framebuffer pixel value for white
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219 else
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
220 return(0x00000000);
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221 }
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223
b6a5e36de839 src/cs: initial import from Magnetite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224