mardi 11 mars 2014

Tuto Illustrator : draw a tea glass

 


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Introduction

Here is a picture of a tea glass (picture I made ​​myself - resolution 3264 x 2448 pixels) that I intend to reproduce with the Adobe Illustrator software (CS5).

 
And here is the result after some effort (and about 16 hours of work):


The body of the glass

I begin by drawing the outline of the glass:

 
Once satisfied with the result, I duplicate the path for future use (clipping mask, for example) and then I create a gradient mesh (while taking care to minimize the number of points):

 

The bottom of the glass

Then I choose to continue by the drawing of the bottom of the glass, creating a linear gradient of 2 colors (0 ° angle, feather 3 pixels) like this:
·         Location 0%, RGB = 140, 139, 132
·         Location 100%, RGB = 165, 159, 145 (Distribution: 30-70%)

 
Read the post "Notation for color gradients" for more information.

I continue with a gradient mesh to make the light effects of the bottom of the glass (feather 3 pixels):

 
The following path is an elliptical outline color RGB = 165, 159, 145, brush "Pencil - Thin", thickness: 2 pts., transparency "Overlay" and opacity to 55%:

 
The path following (placed above it) is also an elliptical outline color RGB = 165, 159, 145, brush "Pencil - Thin", thickness: 1 pt. and 1.2 pixel Gaussian Blur:

 
The result is encouraging, but I consider that it is necessary to enhance light reflections by creating various small paths of light color. I give two examples of these paths below.
The first paths of color RGB = 239, 209, 157 and 1 pixel Gaussian Blur:

 
The second paths filled with white color (RGB = 255, 255, 255) and 1 pixel Gaussian Blur:

 
The various small clear reflections given by the lighting are reproduced below (different colors near white) and 1 pixel Gaussian Blur:

 
The drawing of the lower part of the glass ends with the 2 paths shown below:



As an example, the path on the right side is filled with color RGB = 184, 173, 147 and feather 3 pixels:





 The final result for the drawing of the bottom of the glass is zoomed below (picture):
 And below the drawing:



The background of the glass

The background of the glass is not at the bottom of the glass (you will have noticed that), but about 2/3. The design begins with a linear gradient of 2 colors (angle 90°, Transparency "Darken" and feather 3 pixels):
·         Location 0%, RGB = 140, 139, 132
·         Location 100%, RGB = 214, 211, 199 (Distribution: 30-70%)
 
I continue with a path filled with color RGB = 148, 144, 133 and 1 pixel Gaussian Blur:

 
Then a gradient mesh (feather 3 pixels) materializes a part of the play of shadows and lights:

 
A second gradient mesh (Transparency "Lighten") is used to lighten a little more the background:

 
The two paths on the sides (one on the left, of color RGB = 109, 110, 108 and the other one on the right of color RGB = 146, 144, 138) are with 1 pixel Gaussian Blur:

 
The different bright reflections are made with a series of paths with Transparency "Hard Light", 75% opacity and feather 1 pixel:

 
Other light and dark reflections are with 0.3 pixel Gaussian Blur:

The result is zoomed below (picture):



And the drawing is below:



The design on the glass


The drawing on the glass starts with a linear gradient of 7 colors taken on the picture using the Eyedropper tool (0 ° angle and feather 2 pixels):
·         Location 0%, RGB = 59, 48, 28
·         Location 27%, RGB = 75, 53, 25 (Distribution: 50-50%)
·         Location 47%, RGB = 122, 93, 52 (Distribution: 50-50%)
·         Location 61%, RGB = 211, 166, 94 (Distribution: 50-50%)
·         Location 75%, RGB = 176, 126, 63 (Distribution: 50-50%)
·         Location 90%, RGB = 122, 93, 52 (Distribution: 50-50%)
·         Location 100%, RGB = 75, 53, 25 (Distribution: 50-50%)
 
Horizontal lines are made with 2 lines (top and bottom), each line in two parts (left and right) and all the paths are with brush "Pencil" (thickness: 1.5 pt.) and 70% opacity:
The left parts (top and bottom) are filled with color RGB = 52, 122, 93

The right parts (top and bottom) are filled with color RGB = 203, 184, 150.

 
The drawing of the central diamond is made of paths with brush "Crayon - Thin" (thickness: 2 pts.) and RGB color = 214, 211, 199:

 
The following 2 diamonds are made the same way but with Transparency "Soft Light", the further to the right is filled with color RGB = 235, 230, 212:

 
The two diamonds on the left are made ​​the same way with a white color (RGB = 255, 255, 255) and Transparency "Overlay":

 
The drawing of the ½ diamonds are paths with brush "Crayon - Thin" (thickness: 2 pts.) and from the left to the right:
·         Path 1: color RGB = 203, 180, 150 and Transparency "Overlay"
·         Path 2: color RGB = 214, 211, 199 and Transparency "Normal"
·         Path 3: color RGB = 196, 194, 185 and Transparency "Soft Light"
·         Path 4: color RGB = 203, 180, 150 and Transparency "Overlay"

 
The ½ diamonds of the bottom are identical to those of the top.
The drawing of the triangles is made with 2 blends. The right one is made with 2 triangles (brush "Pencil" and thickness: 1 pt.):
·         left triangle color RGB = 214, 211, 199
·         right triangle color RGB = 162, 137, 101

 
The one on the left is made with 2 triangles (brush "Pencil", thickness: 1 pt. and Transparency "Overlay".)
·         left triangle color RGB = 196, 194, 185
·         right triangle color RGB = 162, 137, 101

The inscription under the bottom line looks like an arabesque. So I searched on the internet the Arabic translation of any text (green arrow) and I have scaled these letters (color RGB = 203, 184, 150, 70% opacity and thickness: 1 pt.) under the horizontal line at the bottom (red arrow):

 
Same thing for inscriptions around the diamonds:


The set is placed in 75% opacity:

 
Then the following paths will help to make the effects of light and shadow on the glass. First, the dark shadow on the left is made with a linear gradient of 2 colors (angle 0 °, Transparency "Hard Light" and opacity 85%):
·         Location 76%, RGB = 75, 53, 25
·         Location 100%, RGB = 160, 122, 74 (Distribution: 66-34%)

 
Followed by a dark shadow on the right made with a linear gradient of 3 colors (angle 0°, Transparency "Hard Light" and opacity 60%):
·         Location 16%, RGB = 75, 53, 25
·         Location 64%, RGB = 160, 122, 74 (Distribution: 66-34%)
·         Location 100%, RGB = 75, 53, 25 (Distribution: 50-50%)

 
Then a light in the center made with a linear gradient of 4 colors (angle 0°, 2 pixels Gaussian Blur and Opacity 60%):
·         Location 0%, RGB = 59, 48, 28
·         Location 27%, RGB = 197, 115, 38 (Distribution: 26-74%)
·         Location 59%, RGB = 122, 93, 52 (Distribution: 66-34%)
·         Location 95%, RGB = 176, 126, 63 (Distribution: 50-50%)

 
A clear spot on the right is made with a linear gradient of 2 colors (-180 ° angle and Transparency "Soft Light"):
·         Location 35%, RGB = 250, 236, 196
·         Location 100%, RGB = 176, 126, 63 (Distribution: 77-23%)

 
The symmetrical light on the left is made the same way. The dark streaks are made with 6 paths (2 pixels Gaussian Blur and Opacity 50%):

One of six paths is described below as an example:
Path with a linear gradient of 5 colors (angle 0°):
·         Location 0%, RGB = 59, 48, 28
·         Location 27%, RGB = 75, 53, 25 (Distribution: 50-50%)
·         Location 58%, RGB = 122, 93, 52 (Distribution: 50-50%)
·         Location 78%, RGB = 176, 126, 63 (Distribution: 50-50%)
·         Location 100%, RGB = 122, 93, 52 (Distribution: 50-50%)
 
To finish the design on the glass, I added a dark patch with a linear gradient of 2 colors (0 ° angle, opacity 70%, feather 5 pixels and Transparency "Hard Light"):
·         Location 75%, RGB = 75, 53, 25
·         Location 100%, RGB = 160, 122, 74 (Distribution: 66-34%)
The drawing on the other side of the glass is made ​​with a copy of all the drawing done above then adapted and scaled to give the following result:
At this stage, it is useful to compare the results obtained zoomed to the design on the glass. Below the picture:
And here the drawing:


The top of the glass


Here, close-up, the picture of the top of the glass (which does not seem easy to reproduce ...):
I start the drawing of the top of the glass by a gradient mesh (feather 1 pixel):

  The top edge of the glass in the foreground is a path with a linear gradient of 7 colors (angle and feather 2 pixels):
·         Location 6%, RGB = 72, 60, 46
·         Location 17.5%, RGB = 109, 107, 76 (Distribution: 44-56%)
·         Location 26%, RGB = 160, 122, 74 (Distribution: 50-50%)
·         Location 53.5%, RGB = 109, 107, 76 (Distribution: 50-50%)
·         Location 91%, RGB = 250, 236, 196 (Distribution: 83-17%)
·         Location 96%, RGB = 82, 55, 20 (Distribution: 64-36%)
·         Location 100%, RGB = 160, 122, 74 (Distribution: 50-50%)

 
The bright line is a path filled with color RGB = 177, 181, 167, brush "Crayon - Thin", thickness: 1 pt., Transparency "Lighten" and 0.5 pixel Gaussian Blur:

 
The bottom edge of the glass in the foreground is a linear gradient of 7 colors (angle and feather 2 pixels):
·         Location 6%, RGB = 72, 60, 46
·         Location 16%, RGB = 160, 122, 74 (Distribution: 50-50%)
·         Location 51.5%, RGB = 129, 114, 95 (Distribution: 50-50%)
·         Location 77%, RGB = 109, 107, 76 (Distribution: 50-50%)
·         Location 88%, RGB = 72, 60, 46 (Distribution: 30-70%)
·         Location 97%, RGB = 160, 122, 74 (Distribution: 64-36%)
·         Location 100%, RGB = 72, 60, 46 (Distribution: 50-50%)

 
The bright line is a path filled with color RGB = 160, 141, 100, brush "Crayon - Thin", thickness: 1 pt., Transparency "Lighten" and 0.5 pixel Gaussian Blur:

 
The top edge of the glass in the background is a linear gradient of 7 colors (angle and feather 2 pixels):
·         Location 2%, RGB = 59, 48, 28
·         Location 8.5%, RGB = 160, 122, 74 (Distribution: 28-72%)
·         Location 15.5%, RGB = 229, 212, 181 (Distribution: 50-50%)
·         Location 30%, RGB = 122, 93, 52 (Distribution: 44-56%)
·         Location 60.5%, RGB = 75, 53, 25 (Distribution: 50-50%)
·         Location 80%, RGB = 75, 53, 25 (Distribution: 50-50%)
·         Location 100%, RGB = 160, 122, 74 (Distribution: 43-57%)

 
Light reflections are made with paths listed below:
The 2 paths (arrows left and right) are star-shaped filled with color RGB = 255, 252, 227, over a path of white color in a circle and a white color line, all placed in 0.5 pixel Gaussian Blur:

Other white color light points are described below:
The red lights are made with 3 colored lines (RGB = 197, 115, 38), brush "Charcoal - Pencil" thickness 0.75 pt., with Transparency "Soft Light" and opacity to 85%:
 
Dark reflections are made ​​with the following 4 lines:
The first line is made with a brush "Charcoal - Pencil", color RGB = 28, 20, 4, thickness 0.75 pt., Transparency "Soft Light" and opacity to 85%:

 
The second line is made with a brush "Charcoal - Pencil", color RGB = 177, 181, 167, thickness 0.75 pt. and 70% opacity:

 
The third line is made with a brush "Charcoal - Pencil", color RGB = 38, 30, 14, thickness 0.5 pt. and 70% opacity:

 
The fourth line is made with a brush "Charcoal - Pencil", color RGB = 59, 48, 28, thickness 0.5 pt. and 75% opacity:

 
The various reflections of the left side of the top of the glass are made with the following lines:
The first are made with brush "Pencil", color RGB = 250, 236, 196, thickness 0.5 pt., Transparency "Soft Light" and 100% opacity:

 
The second is made with brush "Charcoal - Pencil", RGB color = 112, 112, 72, thickness 1 pt. and 65% opacity:

 
The third are made with brush "Charcoal - Pencil", color RGB = 177, 181, 167, thickness 0.5 pt., Transparency "Overlay", Gaussian Blur 0.2 pixel and 65% opacity:


The light reflection on the right edge of the glass is a line of white color (RGB = 255, 255, 255), brush "Charcoal - Thin", thickness 0.5 pt., Transparency "Soft Light" and 100% opacity:

The dark reflection on the left edge of the glass is a line of color RGB = 59, 48, 28, brush "Charcoal - Pencil", thickness 0.5 pt., Transparency "Soft Light" and 100% opacity:


 

The final result for the upper part of the glass is shown below:

The drawing of the glass as a whole is shown below:

The background

It remains to draw the background which is composed of a round marble table on which is placed the glass and a fictional setting of flowers and foliage (different from the picture). The play of shadows and lights resulting from the natural light of the sun available that day will be noted.
The drawing begins with a gradient mesh with feather 12 pixels:
 
Followed by a second gradient mesh drawing the darker edge of the table, feather 5 pixels:

 
The shadow on the top of the table is enhanced with a linear gradient of 2 colors (angle 0°, and Gaussian Blur 6 pixels):
·         Location 0%, RGB = 107, 104, 104
·         Location 53%, RGB = 69, 72, 75 (Distribution: 52-48%)

 
The horizontal shadow of glass on the table is a gradient mesh with Transparency "Darken" and Gaussian Blur 2.5 pixels:

 
Light reflection in the shade is a path of color RGB = 236, 236, 230 and Gaussian Blur 2.5 pixels:

 
The second vertical shade of the glass is made ​​with a gradient mesh Transparency "Soft Light" and 4 pixels Gaussian Blur:

 
The bright spots in the shade are filled with color RGB = 234, 220, 211 and Transparency "Soft Light":

 
The shadow on the table behind the glass is a path filled with color RGB = 83, 87, 86 and Gaussian Blur 3.5 pixels:



The drawing ends with a decoration of flowers and foliage made ​​from another picture because I do not like the original background...



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