From df342c2f9176ca19b0dc4b40fc40a2d9bbc53dbb Mon Sep 17 00:00:00 2001
From: 0CodErr <0CodErr@kolibrios.org>
Date: Thu, 7 Sep 2017 15:05:24 +0000
Subject: [PATCH] upload FillScr application

git-svn-id: svn://kolibrios.org@6961 a494cfbc-eb01-0410-851d-a64ba20cac60
---
 programs/media/FillScr/Tupfile.lua |   2 +
 programs/media/FillScr/fillScr.asm | 156 +++++++++++++++++++++++++++++
 programs/media/FillScr/make.bat    |   2 +
 3 files changed, 160 insertions(+)
 create mode 100644 programs/media/FillScr/Tupfile.lua
 create mode 100644 programs/media/FillScr/fillScr.asm
 create mode 100644 programs/media/FillScr/make.bat

diff --git a/programs/media/FillScr/Tupfile.lua b/programs/media/FillScr/Tupfile.lua
new file mode 100644
index 0000000000..eb156bebaa
--- /dev/null
+++ b/programs/media/FillScr/Tupfile.lua
@@ -0,0 +1,2 @@
+if tup.getconfig("NO_NASM") ~= "" then return end
+tup.rule("fillscr.asm", "nasm -f bin -o %o %f " .. tup.getconfig("KPACK_CMD"), "fillscr")
\ No newline at end of file
diff --git a/programs/media/FillScr/fillScr.asm b/programs/media/FillScr/fillScr.asm
new file mode 100644
index 0000000000..d34b69e2e0
--- /dev/null
+++ b/programs/media/FillScr/fillScr.asm
@@ -0,0 +1,156 @@
+; to compile: nasm -f bin fillscr.asm -o fillscr ;
+; to generate  random  colors use "fillscr rnd"  ;
+; otherwise use "filscr r,g,b, r,g,b, r,g,b,..." ;
+ORG 0
+BITS 32
+; ---------------------------- ;
+points         equ END
+POINTS_SIZE    equ 108
+PARAMS_SIZE    equ 256
+; ---------------------------- ;
+MENUET01       db 'MENUET01'
+version        dd 1
+program.start  dd START
+program.end    dd END
+program.memory dd END + POINTS_SIZE + PARAMS_SIZE
+program.stack  dd 0
+program.params dd END + POINTS_SIZE
+program.path   dd 0
+; ---------------------------- ;
+points_count   dd 0
+rnd            dd 0
+; ---------------------------- ;
+START:
+        mov    edi, points
+        mov    esi, [program.params]
+        cmp    [esi], dword "rnd"
+        jne    .not_rnd
+        mov    [points_count], dword POINTS_SIZE / 3
+        mov    ecx, POINTS_SIZE / 2
+.next_rnd:
+        rdtsc
+        xor    eax, edx
+        xor    [rnd], eax
+        imul   eax, [rnd], 134775813
+        add    eax, 2531011
+        mov    [rnd], eax
+        shr    eax, 16
+        mov    [edi], ax
+        inc    edi
+        inc    edi
+        loop   .next_rnd
+        jmp    .exit
+.not_rnd:
+        xor    ebp, ebp
+.next:
+.skip_spaces:
+        cmp    [esi], byte " "
+        jne    .spaces_skipped
+        inc    esi
+        jmp    .skip_spaces
+.spaces_skipped:
+;         cmp [esi], byte 0
+;         je .exit
+        mov    eax, esi
+.find_end_or_comma:
+        cmp    [esi], byte ","
+        je     .end_or_comma_found
+        cmp    [esi], byte 0
+        je     .end_or_comma_found
+        inc    esi
+        jmp    .find_end_or_comma
+.end_or_comma_found:
+; in eax start   of number
+; in esi pointer to comma or end after number
+        mov    ecx, esi
+        sub    ecx, eax
+        xor    ebx, ebx
+        cmp    cl, 1
+        jne    .cmp2
+        xor    cl, cl
+        jmp    .1
+.cmp2:
+        cmp    cl, 2
+        jne    .cmp3
+        xor    cl, cl
+        jmp    .2
+.cmp3:
+        cmp    cl, 3
+        jne    .exit
+        xor    cl, cl
+.3:
+        movzx  edx, byte[eax + ecx]
+        sub    dl, 48
+        shl    dl, 2
+        lea    edx, [edx * 4 + edx]
+        lea    edx, [edx * 4 + edx]
+        add    bl, dl
+        inc    ecx
+.2:
+        movzx  edx, byte[eax + ecx]
+        sub    dl, 48
+        shl    dl,  1
+        lea    edx, [edx * 4 + edx]
+        add    bl, dl
+        inc    ecx
+.1:
+        movzx  edx, byte[eax + ecx]
+        sub    dl, 48
+        add    bl, dl
+        test   ebp, ebp
+        jnz    .cmp_next
+        mov    [edi + 2], bl
+        jmp    .putted
+.cmp_next:
+        cmp    ebp, 2
+        jne    .cmp_next1
+        mov    [edi - 2], bl
+        jmp    .putted
+.cmp_next1:
+        mov    [edi], bl
+.putted:
+        inc    ebp
+        cmp    ebp, 3
+        jne    .not_3
+        xor    ebp, ebp
+        inc    dword[points_count]
+.not_3:
+        inc    edi
+        inc    esi
+        jmp    .next
+.exit:
+; width = height = sqrt(points_count)
+        mov    eax, [points_count]
+        or     edx, -1
+@@:
+        add    edx, 2
+        sub    eax, edx
+        jnle   @@
+        sbb    edx, -1
+        shr    edx, 1
+; set width, height
+        mov    eax, 15
+        mov    ebx, 1
+        mov    ecx, edx
+        int    64
+; set "stretch"
+;         mov eax, 15
+        mov    ebx, 4
+        mov    ecx, 2
+        int    64
+; put pixels
+;         mov eax, 15
+        mov    ebx,  5
+        mov    ecx, points       ; BBGGRRBBGGRR...
+        xor    edx, edx
+        mov    esi, [points_count] ; size of data = count * 3
+        lea    esi, [esi * 2 + esi]
+        int    64
+; refresh screen
+;         mov eax, 15
+        mov    ebx, 3
+        int    64
+; thread terminate
+        mov    eax, -1
+        int    64
+END:
\ No newline at end of file
diff --git a/programs/media/FillScr/make.bat b/programs/media/FillScr/make.bat
new file mode 100644
index 0000000000..5d06a2bd4a
--- /dev/null
+++ b/programs/media/FillScr/make.bat
@@ -0,0 +1,2 @@
+nasm -f bin fillscr.asm -o fillscr
+pause
\ No newline at end of file