forked from KolibriOS/kolibrios
add function 'gluPerspective',
fix function 'glFrustum' git-svn-id: svn://kolibrios.org@8059 a494cfbc-eb01-0410-851d-a64ba20cac60
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@@ -1,5 +1,5 @@
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use32
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org 0x0
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org 0
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db 'MENUET01'
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dd 1,start,i_end,mem,stacktop,0,cur_dir_path
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@@ -18,6 +18,13 @@ macro matr_cell c_funct,c_param,funct,param, dia
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dia dword[esp-4*(c_param*(c_funct-funct)+(1+c_param-param))]
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}
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;Так как некоторые извращенческие функции OpenGL воспринимают только параметры
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;типа double (8 байт) то придется пихать их в стек макросом glpush
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macro glpush GLDoubleVar {
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push dword[GLDoubleVar+4]
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push dword[GLDoubleVar]
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}
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align 4
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start:
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load_library name_tgl, cur_dir_path, library_path, system_path, \
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@@ -65,6 +72,21 @@ start:
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align 4
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red_win:
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call draw_window
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mcall SF_THREAD_INFO,procinfo,-1
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mov eax,dword[procinfo.box.height]
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cmp eax,120
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jge @f
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mov eax,120 ;min size
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@@:
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sub eax,42
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mov ebx,dword[procinfo.box.width]
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cmp ebx,200
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jge @f
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mov ebx,200
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@@:
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sub ebx,10
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stdcall reshape, ebx,eax
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.end0:
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align 16
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still:
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@@ -93,12 +115,11 @@ a2 dd 0.3
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; new window size or exposure
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align 4
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proc reshape uses ebx ecx, width:dword, height:dword
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proc reshape, width:dword, height:dword
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locals
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h dq ?
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mh dq ?
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endl
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stdcall [glViewport], 0, 0, [width], [height]
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stdcall [glMatrixMode], GL_PROJECTION
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stdcall [glLoadIdentity]
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@@ -107,11 +128,15 @@ endl
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fst qword[h] ;h = height / width
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fchs
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fstp qword[mh]
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mov ebx,ebp
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sub ebx,8
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mov ecx,ebp
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sub ecx,16
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stdcall [glFrustum], dword p1, dword p2, ebx, ecx, dword p5, dword p6
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glpush p6
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glpush p5
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glpush h
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glpush mh
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glpush p2
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glpush p1
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call [glFrustum]
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stdcall [glMatrixMode], GL_MODELVIEW
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stdcall [glLoadIdentity]
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stdcall [glTranslatef], 0.0, 0.0, -40.0
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@@ -198,7 +223,6 @@ key:
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fstp dword[view_roty]
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call draw_3d
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@@:
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jmp still
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align 4
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@@ -220,10 +244,6 @@ title3: db 'ESC - exit Arrow keys - rotate +/- zoom'
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fps: db 'FPS:'
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.end: db 0
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align 4
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ctx1 db 28 dup (0) ;TinyGLContext or KOSGLContext
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;sizeof.TinyGLContext = 28
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align 16
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draw_3d:
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stdcall [glClear], GL_COLOR_BUFFER_BIT + GL_DEPTH_BUFFER_BIT
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@@ -887,14 +907,18 @@ include '../export.inc'
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;--------------------------------------------------
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system_path db '/sys/lib/'
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name_tgl db 'tinygl.obj',0
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err_message_found_lib db 'Sorry I cannot load library tinygl.obj',0
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head_f_i:
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head_f_l db 'System error',0
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err_message_import db 'Error on load import library tinygl.obj',0
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head_f_l db '"System error',0
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err_message_import db 'Error on load import library ',39,'tinygl.obj',39,'" -tE',0
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err_message_found_lib db 'Sorry I cannot load library ',39,'tinygl.obj',39,'" -tE',0
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;--------------------------------------------------
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align 16
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i_end:
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ctx1 db 28 dup (0) ;TinyGLContext or KOSGLContext
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;sizeof.TinyGLContext = 28
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procinfo process_information
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rb 4096
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stacktop:
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cur_dir_path:
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