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4kintro/debug_visuals.asm
Markus Järvisalo e434b96ec2 Initial commit
2024-05-23 19:38:02 +03:00

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; yasm -f win32 -o dlltest.obj dlltest.asm
; ld --dll -entry=DllMain@12 -L C:\utils -o dlltest.dll dlltest.obj -l user32
; Compofiller Studio by Yzi
;
; Debug DLL for visuals
;
; ------------------------------------------------- map individual features to needed USE_... stuff
%include "map_features_to_use_defines.inc"
%include "errormsg.inc"
%ifdef USE_TEXTS
%include "timings_and_texts.inc"
%endif
; ..start:
extern _Beep@8
extern __imp__Beep@8
DLL_PROCESS_ATTACH equ 1
DLL_PROCESS_DETACH equ 0
DLL_THREAD_ATTACH equ 2
DLL_THREAD_DETACH equ 3
global DllMain@12
DllMain@12: ; This code is required in .dll files
mov eax, 1
ret 12
; debugging code: comment out the above to hear beeps when the dll is loaded and unloaded
cmp dword [esp+8], DLL_PROCESS_ATTACH
je msg_DLL_PROCESS_ATTACH
cmp dword [esp+8], DLL_PROCESS_DETACH
je msg_DLL_PROCESS_DETACH
cmp dword [esp+8], DLL_THREAD_ATTACH
je msg_DLL_THREAD_ATTACH
cmp dword [esp+8], DLL_THREAD_DETACH
je msg_DLL_THREAD_DETACH
; push 5000 ; dwDuration
; push 200 ; dwFreq (Hz)
; call [__imp__Beep@8]
exitDllMain:
; https://msdn.microsoft.com/en-us/library/windows/desktop/ms682583(v=vs.85).aspx
; "When the system calls the DllMain function with the DLL_PROCESS_ATTACH value,
; the function returns TRUE if it succeeds or FALSE if initialization fails. If the return
; value is FALSE when DllMain is called because the process uses the LoadLibrary
; function, LoadLibrary returns NULL. (The system immediately calls your entry-point
; function with DLL_PROCESS_DETACH and unloads the DLL.)"
mov eax, 1
ret 12
msg_DLL_PROCESS_ATTACH:
; DllMain shouldn't call things in User32, so we're using Beep() from Kernel32
push 500 ; dwDuration
push 400 ; dwFreq (Hz)
call [__imp__Beep@8]
; push msgstr_DLL_PROCESS_ATTACH
; call ShowErrorMessage
jmp exitDllMain
msg_DLL_PROCESS_DETACH:
; push msgstr_DLL_PROCESS_DETACH
; call ShowErrorMessage
push 500 ; dwDuration
push 100 ; dwFreq (Hz)
call [__imp__Beep@8]
jmp exitDllMain
msg_DLL_THREAD_ATTACH:
; push msgstr_DLL_THREAD_ATTACH
; call ShowErrorMessage
push 50 ; dwDuration
push 400 ; dwFreq (Hz)
call [__imp__Beep@8]
jmp exitDllMain
msg_DLL_THREAD_DETACH:
; push msgstr_DLL_THREAD_DETACH
; call ShowErrorMessage
push 50 ; dwDuration
push 100 ; dwFreq (Hz)
call [__imp__Beep@8]
jmp exitDllMain
;msgstr_DLL_PROCESS_ATTACH: db "debug_visuals.dll / DllMain(... DLL_PROCESS_ATTACH ...)", 0
;msgstr_DLL_PROCESS_DETACH: db "debug_visuals.dll / DllMain(... DLL_PROCESS_DETACH ...)", 0
;msgstr_DLL_THREAD_ATTACH: db "debug_visuals.dll / DllMain(... DLL_THREAD_ATTACH ...)", 0
;msgstr_DLL_THREAD_DETACH: db "debug_visuals.dll / DllMain(... DLL_THREAD_DETACH ...)", 0
; screenvariables
section .data
PFD_DOUBLEBUFFER equ 0x00000001
PFD_DRAW_TO_WINDOW equ 0x00000004
PFD_DRAW_TO_BITMAP equ 0x00000008
PFD_SUPPORT_OPENGL equ 0x00000020
global pfd
pfd:
db 0x00, 0x00 ; nSize
db 0x00, 0x00 ; nVersion
; dwFlags:
db PFD_DOUBLEBUFFER + PFD_SUPPORT_OPENGL + PFD_DRAW_TO_BITMAP ; 0x21
db 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00
DMSCREENSETTINGS:
db 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x9C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00
db 0xD0, 0x02
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
db 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
global WindowHandle
WindowHandle: dd 0
global WindowDC
WindowDC: dd 0
global glContext
glContext: dd 0
%include "glconstants.inc"
SHADER_INFO_LOG_MAX_LENGTH equ 1000
shader_info_log_length: dd 0
shader_info_log: times SHADER_INFO_LOG_MAX_LENGTH dd 0
section .text
EXPORT_FUNC GetShaderInfoLog
mov eax, shader_info_log
ret
; getters for those
section .text
export GetGLContext
global _GetGLContext
_GetGLContext:
GetGLContext:
mov eax, [glContext]
ret
export GetWindowHandle
global _GetWindowHandle
_GetWindowHandle:
GetWindowHandle:
mov eax, [WindowHandle]
ret
export GetWindowDC
global _GetWindowDC
_GetWindowDC:
GetWindowDC:
mov eax, [WindowDC]
ret
section .data
; extern shader_glsl
global seireripointteri
; seireripointteri: dd shader_glsl
seireripointteri: dd 0
global glCreateProgram_string
glCreateProgram_string: db 'glCreateProgram', 0
global glDeleteProgram_string
glDeleteProgram_string: db 'glDeleteProgram', 0
global glCreateShader_string
glCreateShader_string: db 'glCreateShader', 0
global glDeleteShader_string
glDeleteShader_string: db 'glDeleteShader', 0
global glDetachShader_string
glDetachShader_string: db 'glDetachShader', 0
global glShaderSource_string
glShaderSource_string: db 'glShaderSource', 0
global glCompileShader_string
glCompileShader_string: db 'glCompileShader', 0
global glAttachShader_string
glAttachShader_string: db 'glAttachShader', 0
global glIsShader_string
glIsShader_string: db 'glIsShader', 0
global glGetShaderInfoLog_string
glGetShaderInfoLog_string: db 'glGetShaderInfoLog', 0
global glLinkProgram_string
glLinkProgram_string: db 'glLinkProgram', 0
global glUseProgram_string
glUseProgram_string: db 'glUseProgram', 0
global glCreateShaderProgramv_string
glCreateShaderProgramv_string: db 'glCreateShaderProgramv', 0
%ifdef USE_UNIFORMS
global glUniform1f_string
glUniform1f_string: db 'glUniform1f', 0
global glUniform1i_string
glUniform1i_string: db 'glUniform1i', 0
global glUniform2f_string
glUniform2f_string: db 'glUniform2f', 0
global glGetUniformLocation_string
glGetUniformLocation_string: db 'glGetUniformLocation', 0
%endif
global glActiveTexture_string
glActiveTexture_string: db 'glActiveTexture', 0
global glBindTexture_string
glBindTexture_string: db 'glBindTexture', 0
global glTexParameteri_string
glTexParameteri_string: db 'glTexParameteri', 0
global glCopyTexImage2D_string
glCopyTexImage2D_string: db 'glCopyTexImage2D', 0
global glGenerateMipmap_string
glGenerateMipmap_string: db 'glGenerateMipmap', 0
; User32
global CreateWindowEx_string
CreateWindowEx_string db 'CreateWindowEx', 0
; User32
global ChangeDisplaySettings_string
ChangeDisplaySettings_string db 'ChangeDisplaySettings', 0
; User32
global GetDC_string
GetDC_string db 'GetDC', 0
; User32
global ReleaseDC_string
ReleaseDC_string db 'ReleaseDC', 0
; Gdi32
global ChoosePixelFormat_string
ChoosePixelFormat_string db 'ChoosePixelFormat', 0
; Gdi32
global SetPixelFormat_string
SetPixelFormat_string db 'SetPixelFormat', 0
; Opengl32
global wglCreateContext_string
wglCreateContext_string db 'wglCreateContext', 0
; Opengl32
global wglMakeCurrent_string
wglMakeCurrent_string db 'wglMakeCurrent', 0
; Opengl32
global wglGetProcAddress_string
wglGetProcAddress_string db 'wglGetProcAddress', 0
; Opengl32
global glColor3us_string
glColor3us_string db 'glColor3us', 0
global glColor3s_string
glColor3s_string db 'glColor3s', 0
; Opengl32
global glRecti_string
glRecti_string db 'glRecti', 0
; Gdi32
global SwapBuffers_string
SwapBuffers_string db 'SwapBuffers', 0
; ___ OpenGL object handles ___
section .data
gl_program: dd 0
gl_shader: dd 0
%ifdef USE_TIME_UNIFORM
time_uniform_loc: dd 0
time_uniform_name: db TIME_UNIFORM_NAME, 0
%endif
%ifdef USE_RESOLUTION_UNIFORM
resolution_uniform_loc: dd 0
resolution_uniform_name: db RESOLUTION_UNIFORM_NAME, 0
%endif
%ifdef USE_TEXTS_UNIFORM
texts_uniform_loc: dd 0
texts_uniform_name: db TEXTS_UNIFORM_NAME, 0
%endif
%ifdef TIME_DIVIDER_IS_INTEGER
time_divider: dd (%[TIME_DIVIDER])
%else
time_divider: dd __float32__(%[TIME_DIVIDER])
%endif
section .text
; static GLchar *seireripointteri = &shader_glsl;
;extern _MessageBoxA@16
;%define MessageBox _MessageBoxA@16
; global DllMain@12
; __imp__
extern _ChangeDisplaySettingsA@8
extern __imp__ChangeDisplaySettingsA@8
extern _CreateWindowExA@48
extern __imp__CreateWindowExA@48
extern _GetDC@4
extern __imp__GetDC@4
extern _ReleaseDC@8
extern __imp__ReleaseDC@8
extern _ChoosePixelFormat@8
extern __imp__ChoosePixelFormat@8
extern _SetPixelFormat@12
extern __imp__SetPixelFormat@12
extern _wglCreateContext@4
extern __imp__wglCreateContext@4
extern _wglMakeCurrent@8
extern __imp__wglMakeCurrent@8
extern _wglGetProcAddress@4
extern __imp__wglGetProcAddress@4
extern _PeekMessageA@20
extern __imp__PeekMessageA@20
extern _ShowCursor@4
extern __imp__ShowCursor@4
extern _glRecti@16
extern __imp__glRecti@16
extern _glColor3us@12
extern __imp__glColor3us@12
extern _glColor3s@12
extern __imp__glColor3s@12
extern _SwapBuffers@4
extern __imp__SwapBuffers@4
extern _GetAsyncKeyState@4
extern __imp__GetAsyncKeyState@4
extern _glGetError@0
extern __imp__glGetError@0
; ---------- textures --------
extern _glBindTexture@8
extern __imp__glBindTexture@8
extern _glTexParameteri@12
extern __imp__glTexParameteri@12
extern _glCopyTexImage2D@32
extern __imp__glCopyTexImage2D@32
; ---------------------------
%ifdef USE_TEXTS
; --- functions --- Gdi32.Lib
; CreateCompatibleDC@4 HDC CreateCompatibleDC(HDC hdc)
extern _CreateCompatibleDC@4
extern __imp__CreateCompatibleDC@4
; extern __imp__CreateDCA@16
; CreateDIBSection@24 HBITMAP CreateDIBSection(HDC hdc, CONST BITMAPINFO *pbmi, UINT usage, VOID **ppvBits, HANDLE hSection, DWORD offset)
extern _CreateDIBSection@24
extern __imp__CreateDIBSection@24
; CreateFontA@56 HFONT CreateFontA(int cHeight, int cWidth, int cEscapement, int cOrientation, int cWeight, DWORD bItalic, DWORD bUnderline, DWORD bStrikeOut, DWORD iCharSet, DWORD iOutPrecision, DWORD iClipPrecision, DWORD iQuality, DWORD iPitchAndFamily, LPCSTR pszFaceName)
extern _CreateFontA@56
extern __imp__CreateFontA@56
; SelectObject@8 HGDIOBJ SelectObject(HDC hdc, HGDIOBJ h)
extern _SelectObject@8
extern __imp__SelectObject@8
extern _DeleteObject@4
extern __imp__DeleteObject@4
extern _DeleteDC@4
extern __imp__DeleteDC@4
; SetBkColor@8 COLORREF SetBkColor(HDC hdc, COLORREF color)
extern _SetBkColor@8
extern __imp__SetBkColor@8
; SetTextColor@8 COLORREF SetTextColor(HDC hdc, COLORREF color)
extern _SetTextColor@8
extern __imp__SetTextColor@8
; SetTextCharacterExtra@8 int SetTextCharacterExtra(HDC hdc, int extra)
extern _SetTextCharacterExtra@8
extern __imp__SetTextCharacterExtra@8
; SetTextAlign@8 UINT SetTextAlign(HDC hdc, UINT align)
extern _SetTextAlign@8
extern __imp__SetTextAlign@8
; SetTextJustification@8 BOOL SetTextJustification(HDC hdc, int extra, int count)
extern _SetTextJustification@12
extern __imp__SetTextJustification@12
; HGDIOBJ GetStockObject(int i)
extern _GetStockObject@4
extern __imp__GetStockObject@4
; --- functions --- User32.Lib
; DrawText@20 int DrawText(HDC hdc, LPCTSTR lpchText, int cchText, LPRECT lprc, UINT format)
%ifdef USE_WIDECHAR_TEXTS
extern _DrawTextW@20
extern __imp__DrawTextW@20
%else
extern _DrawTextA@20
extern __imp__DrawTextA@20
%endif
; FillRect@12 int FillRect(HDC *hDC, const RECT *lprc, HBRUSH hbr)
extern _FillRect@12
extern __imp__FillRect@12
; ----
extern _glGenTextures@8
extern __imp__glGenTextures@8
extern _glDeleteTextures@8
extern __imp__glDeleteTextures@8
extern _glTexImage2D@36
extern __imp__glTexImage2D@36
; --- other ---
; font name e.g. "Times New Roman"
%include "winconstants.inc"
section .data
hardcoded_font_name: db TEXT_FONT_NAME, 0
global text_font_name
text_font_name: dd hardcoded_font_name
; global text_string_ptr
; text_string_ptr: dd 0
%endif
section .text
extern _ExitProcess@4
extern __imp__ExitProcess@4
export CreateWindow
global _CreateWindow
_CreateWindow:
CreateWindow:
push 0
push 0
push 0
push 0
push RESOLUTION_Y
push RESOLUTION_X
push 0
push 0
; see WinUser.h for constant values
; push (WS_EX_APPWINDOW | WS_VISIBLE | WS_SYSMENU)
push 0x00040000 | 0x10000000 | 0x00080000
push 0
push 0xC018 ; http://www.pouet.net/topic.php?which=9894
push 0
call [__imp__CreateWindowExA@48]
FAIL_ON_WINDOWS_ERROR CreateWindowEx_string
mov [WindowHandle], eax
ret
export CreateFullscreenWindow
global _CreateFullscreenWindow
CreateFullscreenWindow:
_CreateFullscreenWindow:
push 4
push DMSCREENSETTINGS
call [__imp__ChangeDisplaySettingsA@8]
; RET_ON_WINDOWS_ERROR ChangeDisplaySettings_string
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push 0
push 0x91000000
push 0
push 0xC018 ; http://www.pouet.net/topic.php?which=9894
push 0
call [__imp__CreateWindowExA@48]
FAIL_ON_WINDOWS_ERROR CreateWindowEx_string
mov [WindowHandle], eax
ret
export SetWindowHandle
global _SetWindowHandle
_SetWindowHandle:
SetWindowHandle:
mov eax, [esp+4]
mov [WindowHandle], eax
ret 4
export SetWindowDC
global _SetWindowDC
_SetWindowDC:
SetWindowDC:
mov eax, [esp+4]
mov [WindowDC], eax
ret 4
export SetUpGLContext
global _SetUpGLContext
_SetUpGLContext
SetUpGLContext:
push dword [WindowHandle]
call [__imp__GetDC@4]
mov [WindowDC], eax
FAIL_ON_WINDOWS_ERROR GetDC_string
export SetUpGLContextForDC
global _SetUpGLContextForDC
_SetUpGLContextForDC
SetUpGLContextForDC:
push pfd
push dword [WindowDC]
call [__imp__ChoosePixelFormat@8]
FAIL_ON_WINDOWS_ERROR ChoosePixelFormat_string
push pfd
push eax
push dword [WindowDC]
call [__imp__SetPixelFormat@12]
FAIL_ON_WINDOWS_ERROR SetPixelFormat_string
push dword [WindowDC]
call [__imp__wglCreateContext@4]
mov [glContext], eax
FAIL_ON_WINDOWS_ERROR wglCreateContext_string
push dword [glContext]
push dword [WindowDC]
call [__imp__wglMakeCurrent@8]
FAIL_ON_WINDOWS_ERROR wglMakeCurrent_string
mov eax, 1
ret
export FreeGLContext
global _FreeGLContext
_FreeGLContext
FreeGLContext:
push 0
push 0
call [__imp__wglMakeCurrent@8]
FAIL_ON_WINDOWS_ERROR wglMakeCurrent_string
push dword [WindowDC]
push dword [WindowHandle]
call [__imp__ReleaseDC@8]
FAIL_ON_WINDOWS_ERROR ReleaseDC_string
mov eax, 1
ret
export SetShaderSourcePtr
global _SetShaderSourcePtr
_SetShaderSourcePtr
SetShaderSourcePtr:
mov eax, [esp+4]
; push eax ; dword [seireripointteri]
; call ShowErrorMessage
mov [seireripointteri], eax
mov eax, 1
ret 4
export GetShaderSourcePtr
global _GetShaderSourcePtr
_GetShaderSourcePtr
GetShaderSourcePtr:
mov eax, [seireripointteri]
ret
CheckShaderInfoLog:
push glGetShaderInfoLog_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push shader_info_log
push shader_info_log_length
push SHADER_INFO_LOG_MAX_LENGTH
push dword [gl_shader]
call eax
cmp dword [shader_info_log_length], 0
je no_shader_error_log
; push shader_info_log
; call ShowErrorMessage
; push 0
; call [__imp__ExitProcess@4]
no_shader_error_log:
ret
export CompileShader
global _CompileShader
_CompileShader
CompileShader:
mov dword [shader_info_log_length], 0
mov byte [shader_info_log], 0
CLEAR_LAST_FAILED_OPERATION_INFO
push glCreateProgram_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
call eax
mov [gl_program], eax
FAIL_ON_GL_ERROR glCreateProgram_string
push glCreateShader_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push 0x8B30 ; GL_FRAGMENT_SHADER
call eax
mov [gl_shader], eax
FAIL_ON_GL_ERROR glCreateShader_string
push glShaderSource_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push 0
push seireripointteri
push 1
push dword [gl_shader]
call eax
FAIL_ON_GL_ERROR glShaderSource_string
push glCompileShader_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push dword [gl_shader]
call eax
JUMP_ON_GL_ERROR .fail_and_infolog, glCompileShader_string
call CheckShaderInfoLog
push glAttachShader_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push dword [gl_shader]
push dword [gl_program]
call eax
FAIL_ON_GL_ERROR glAttachShader_string
push glLinkProgram_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push dword [gl_program]
call eax
FAIL_ON_GL_ERROR glLinkProgram_string
push glUseProgram_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push dword [gl_program]
call eax
JUMP_ON_GL_ERROR .fail, glUseProgram_string
mov eax, 1
ret
.fail_and_infolog:
call CheckShaderInfoLog
.fail
mov eax, 0
ret
; Free all the GL resources allocated by CompileShader
export FreeShaderStuff
global _FreeShaderStuff
_FreeShaderStuff
FreeShaderStuff:
; shader
cmp dword [gl_shader], 0
je .skipdeleteshader
; glDetachShader
push glDetachShader_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push dword [gl_shader]
push dword [gl_program]
call eax
FAIL_ON_GL_ERROR glDetachShader_string
; glDeleteShader
push glDeleteShader_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push dword [gl_shader]
call eax
FAIL_ON_GL_ERROR glDeleteShader_string
mov dword [gl_shader], 0
.skipdeleteshader:
; program
cmp dword [gl_program], 0
je .skipdeleteprogram
push glDeleteProgram_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push dword [gl_program]
call eax
FAIL_ON_GL_ERROR glDeleteProgram_string
mov dword [gl_program], 0
.skipdeleteprogram:
mov eax, 1
ret
; --------- texts
export SetTextFontName
global _SetTextFontName
_SetTextFontName:
SetTextFontName:
%ifdef USE_TEXTS
mov eax, [esp+4]
mov [text_font_name], eax
%endif
ret 4
%ifdef USE_TEXTS
section .data
%ifdef GEN_TEXTURES
texts_gl_texture_name: dd 0
%endif
current_text_ptr: dd _string0
current_timing_ptr: dd text_string_timings
textsDC: dd 0
textsBitmapHandle: dd 0
textsBitmapBitsPtr: dd 0
textsFontHandle: dd 0
TextRectangle: ; we overlap this with BitmapInfo
dd 0
; , 0, TEXT_BITMAP_RESOLUTION_X, TEXT_BITMAP_RESOLUTION_Y
BitmapInfo: ; bmiHeader
dd 40 ; biSize, it doesn't seem to work if you give 0 in this field
BitmapInfo_biWidth: dd TEXT_BITMAP_RESOLUTION_X ; biWidth
BitmapInfo_biHeight: dd TEXT_BITMAP_RESOLUTION_Y ; biHeight
BitmapInfo_biPlanes: dw 1 ; biPlanes
dw 32 ; biBitCount
dd 0 ; biCompression
dd 0 ; biSizeImage
dd 0 ; biXPelsPerMeter
dd 0 ; biYPelsPerMeter
dd 0 ; biClrUsed
dd 0 ; biClrImportant
dd 0 ; bmiColors
%endif
section .text
; this is for testing only really! for setting the text to something that's not even in the timings/strings arrays
export SetTextPtr
global _SetTextPtr
_SetTextPtr:
SetTextPtr:
%ifdef USE_TEXTS
mov eax, [esp+4]
mov [current_text_ptr], eax
%endif
ret 4
export GetTextPtr
global _GetTextPtr
_GetTextPtr:
GetTextPtr:
%ifdef USE_TEXTS
mov eax, [current_text_ptr]
%else
mov eax, 0
%endif
ret
export GetTextsBitmapHandle
global _GetTextsBitmapHandle
_GetTextsBitmapHandle
GetTextsBitmapHandle:
%ifdef USE_TEXTS
mov eax, [textsBitmapHandle]
%else
mov eax, 0
%endif
ret
export GetTextsBitmapBitsPtr
global _GetTextsBitmapBitsPtr
_GetTextsBitmapBitsPtr
GetTextsBitmapBitsPtr:
%ifdef USE_TEXTS
mov eax, [textsBitmapBitsPtr]
%else
mov eax, 0
%endif
ret
export GetTextsBitmapInfo
global _GetTextsBitmapInfo
_GetTextsBitmapInfo
GetTextsBitmapInfo:
%ifdef USE_TEXTS
; return pointer to the BITMAPINFO struct that describes the texts bitmap
mov eax, BitmapInfo
%else
mov eax, 0
%endif
ret
export ResetTimingsCursorToStart
global _ResetTimingsCursorToStart
_ResetTimingsCursorToStart
ResetTimingsCursorToStart:
%ifdef USE_TEXTS
mov eax, text_string_timings
mov [current_timing_ptr], eax
mov eax, [eax+TIMINGS_REC_STRING_PTR_FIELD_OFS]
mov [current_text_ptr], eax
%endif
ret
; Update current_timing_ptr and current_text_ptr to current position
; Parameter : current time
export UpdateTimingsCursor
global _UpdateTimingsCursor
_UpdateTimingsCursor
UpdateTimingsCursor:
%ifdef USE_TEXTS
.seek_loop
mov eax, [current_timing_ptr]
mov ecx, dword [eax] ; get time value from the timings
cmp ecx, [esp+4]
ja .skip
; set current string pointer
mov ecx, [eax+TIMINGS_REC_STRING_PTR_FIELD_OFS]
mov [current_text_ptr], ecx
; move timing pointer to next timing rec
add eax, TIMINGS_REC_SIZE
mov [current_timing_ptr], eax
jmp .seek_loop
.skip:
%endif
ret 4
export InitTextDrawingStuff
global _InitTextDrawingStuff
_InitTextDrawingStuff
InitTextDrawingStuff:
%ifdef USE_TEXTS
%ifdef GEN_TEXTURES
push texts_gl_texture_name
push 1
call [__imp__glGenTextures@8]
%endif
push 0
call [__imp__CreateCompatibleDC@4]
mov [textsDC], eax
test eax, eax
jz .fail
push TEXT_CHARACTER_EXTRA_SPACING
push eax
call [__imp__SetTextCharacterExtra@8]
; CreateDIBSection@24
; HBITMAP CreateDIBSection(HDC hdc, CONST BITMAPINFO *pbmi, UINT usage, VOID **ppvBits, HANDLE hSection, DWORD offset)
push 0 ; offset
push 0 ; hSection
push textsBitmapBitsPtr ; ppvBits
push DIB_RGB_COLORS ; usage
push BitmapInfo ; BITMAPINFO *pbmi
push dword [textsDC] ; hdc
call [__imp__CreateDIBSection@24]
mov [textsBitmapHandle], eax
test eax, eax
jz .fail
mov dword [BitmapInfo], 0 ; clear the first field of BitmapInfo, so we can use it as part of the RECT structure
; CreateFontA@56 HFONT CreateFontA(int cHeight, int cWidth, int cEscapement, int cOrientation, int cWeight, DWORD bItalic, DWORD bUnderline,
; DWORD bStrikeOut, DWORD iCharSet, DWORD iOutPrecision, DWORD iClipPrecision, DWORD iQuality, DWORD iPitchAndFamily, LPCSTR pszFaceName)
push dword [text_font_name] ; font name
push 0 ; iPitchAndFamily
push ANTIALIASED_QUALITY ; iQuality
push CLIP_DEFAULT_PRECIS ; iClipPrecision
push OUT_DEFAULT_PRECIS ; iOutPrecision
push ANSI_CHARSET ; iCharSet
push TEXT_FONT_STRIKEOUT ; bStrikeOut
push TEXT_FONT_UNDERLINE ; bUnderline
push TEXT_FONT_ITALIC ; bItalic
push TEXT_FONT_WEIGHT ; cWeight FW_BOLD = 700
push TEXT_FONT_ORIENTATION ; cOrientation
push TEXT_FONT_ESCAPEMENT ; cEscapement
push TEXT_FONT_WIDTH ; cWidth
push -TEXT_FONT_SIZE ; cHeight
call [__imp__CreateFontA@56]
mov [textsFontHandle], eax
%endif
.fail:
ret
export FreeTextDrawingStuff
global _FreeTextDrawingStuff
_FreeTextDrawingStuff
FreeTextDrawingStuff:
%ifdef USE_TEXTS
%ifdef GEN_TEXTURES
push texts_gl_texture_name
push 1
call [__imp__glDeleteTextures@8]
%endif
push dword [textsFontHandle]
call [__imp__DeleteObject@4]
push dword [textsBitmapHandle]
call [__imp__DeleteObject@4]
push dword [textsDC]
call [__imp__DeleteDC@4]
%endif ; USE_TEXTS
ret
export DrawTextBitmap
global _DrawTextBitmap
_DrawTextBitmap
DrawTextBitmap:
%ifdef USE_TEXTS
; SelectObject@8 HGDIOBJ SelectObject(HDC hdc, HGDIOBJ h)
push dword [textsBitmapHandle]
push dword [textsDC]
call [__imp__SelectObject@8]
push dword [textsFontHandle]
push dword [textsDC]
call [__imp__SelectObject@8]
; SetBkColor@8 COLORREF SetBkColor(HDC hdc, COLORREF color)
push 0x000000 ; black color
push dword [textsDC]
call [__imp__SetBkColor@8]
; SetTextColor@8 COLORREF SetTextColor(HDC hdc, COLORREF color)
push 0x00FFFFFF ; black color
push dword [textsDC]
call [__imp__SetTextColor@8]
; some stock object constants
WHITE_BRUSH equ 0
BLACK_BRUSH equ 4
DC_BRUSH equ 18
push BLACK_BRUSH
call [__imp__GetStockObject@4] ; wingdi.h / Gdi32.lib / Gdi32.dll
push eax ; HBRUSH hbr
push TextRectangle ; RECT *lprc
push dword [textsDC] ; HDC hDC
call [__imp__FillRect@12] ; winuser.h / User32.lib
; --- functions --- User32.Lib
; DrawText@20 int DrawText(HDC hdc, LPCTSTR lpchText, int cchText, LPRECT lprc, UINT format)
push DT_CENTER ; format
push TextRectangle ; lprc
push -1 ; cchText, -1 means null-terminated
push dword [current_text_ptr] ; lpchText
push dword [textsDC]
%ifdef USE_WIDECHAR_TEXTS
call [__imp__DrawTextW@20]
%else
call [__imp__DrawTextA@20]
%endif
%ifdef MORE_THAN_ONE_TEXTURE
push glActiveTexture_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
; use texture unit 1 for texts, if there's more than one texture
push GL_TEXTURE1
call eax
JUMP_ON_GL_ERROR .fail, glActiveTexture_string
%endif
; do we want to mipmap the texts too?
;%ifdef USE_MIPMAP
;push GL_LINEAR_MIPMAP_LINEAR
;%else
push GL_LINEAR
;%endif
push GL_TEXTURE_MIN_FILTER
push GL_TEXTURE_2D
call [__imp__glTexParameteri@12]
JUMP_ON_GL_ERROR .fail, glTexParameteri_string
; "Texture names are unsigned integers with the value zero reserved to represent the default texture for each texture target."
%ifdef MORE_THAN_ONE_TEXTURE
%ifdef GEN_TEXTURES
push dword [texts_gl_texture_name]
%else
; use texture name 1 for texts, if there are more than one
push 1
; push TEXTS_TEXTURE_UNIT_NUMBER
%endif
push GL_TEXTURE_2D
call [__imp__glBindTexture@8]
%endif ; MORE_THAN_ONE_TEXTURE
push dword [textsBitmapBitsPtr] ; pixels
push GL_UNSIGNED_BYTE ; type
push GL_RGBA ; format
push 0 ; border
push TEXT_BITMAP_RESOLUTION_Y ; height
push TEXT_BITMAP_RESOLUTION_X ; width
push GL_RGBA ; internal format
push 0 ; level of detail
push GL_TEXTURE_2D
call [__imp__glTexImage2D@36]
;glGenTextures(1, &texture);
;glActiveTexture(GL_TEXTURE1);
;glBindTexture(GL_TEXTURE_2D, texture); // activate first texture
; glTexImage2D( GL_TEXTURE_2D, 0 /* level of detail */ , GL_RGBA, TEXTDISPLAY_XRES/*width*/, TEXTDISPLAY_YRES/*height*/, 0/*border*/, GL_RGBA, GL_UNSIGNED_BYTE, TextBitmaps[textindex]);
;void glTexImage2D (GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
; --- other ---
; font name e.g. "Times New Roman"
%ifdef USE_TEXTS_UNIFORM
push glGetUniformLocation_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push texts_uniform_name
push dword [gl_program]
call eax
mov [texts_uniform_loc], eax
JUMP_ON_GL_ERROR_EXT .fail, glGetUniformLocation_string, texts_uniform_name
push glGetUniformLocation_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push glUniform1i_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
%ifdef GEN_TEXTURES
push dword [texts_gl_texture_name]
%else
push 1
%endif
push dword [texts_uniform_loc]
call eax
JUMP_ON_GL_ERROR .fail, glUniform1i_string
%endif ; USE_TEXTS_UNIFORM
%endif ; USE_TEXTS
ret
.fail
mov eax, 0
ret
; --------
global CompileShader_NoDebug
CompileShader_NoDebug:
push glCreateShaderProgramv_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push seireripointteri ; strings
push 1 ; count
push 0x00008b30 ; type
call eax
; RET_ON_WINDOWS_ERROR 0
push eax ; <-- this push goes to glUseProgram
push glUseProgram_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
call eax
; RET_ON_WINDOWS_ERROR 0
mov eax, 1
ret
; parameter on stack : frame time position in audio samples (dword)
export DrawFrame
global _DrawFrame
_DrawFrame:
DrawFrame:
CLEAR_LAST_FAILED_OPERATION_INFO
%ifdef FRAME_TO_TEXTURE ; ----------------------- IF USING PREV FRAME TO TEXTURE -----------------------
; --- copy previous frame to texture before running the shader ---
%ifdef MORE_THAN_ONE_TEXTURE
push glActiveTexture_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push GL_TEXTURE0
call eax
JUMP_ON_GL_ERROR .fail, glActiveTexture_string
push 0
push GL_TEXTURE_2D
call [__imp__glBindTexture@8]
JUMP_ON_GL_ERROR .fail, glBindTexture_string
%endif ; MORE_THAN_ONE_TEXTURE
%ifdef USE_MIPMAP
push GL_LINEAR_MIPMAP_LINEAR
%else
push GL_LINEAR
%endif
push GL_TEXTURE_MIN_FILTER
push GL_TEXTURE_2D
call [__imp__glTexParameteri@12]
JUMP_ON_GL_ERROR .fail, glTexParameteri_string
push 0 ; border
push RESOLUTION_Y ; height
push RESOLUTION_X ; width
push 0 ; y
push 0 ; x
push GL_RGBA8 ; internalformat
push 0 ; level, mipmap level-of-detail number
push GL_TEXTURE_2D ; target
call [__imp__glCopyTexImage2D@32]
JUMP_ON_GL_ERROR .fail, glCopyTexImage2D_string
%ifdef USE_MIPMAP
push glGenerateMipmap_string
call [__imp__wglGetProcAddress@4]
push GL_TEXTURE_2D
call eax
%endif
%ifdef MORE_THAN_ONE_TEXTURE
push glActiveTexture_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push GL_TEXTURE0
call eax
JUMP_ON_GL_ERROR .fail, glActiveTexture_string
%endif ; MORE_THAN_ONE_TEXTURE
%endif ; FRAME_TO_TEXTURE ; ----------------------- ^^^IF USING TEXTURES "PREV FRAME TO TEXTURE" ^^^-----------------------
%ifdef USE_TIME_UNIFORM
push glGetUniformLocation_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push time_uniform_name
push dword [gl_program]
call eax
mov [time_uniform_loc], eax
JUMP_ON_GL_ERROR_EXT .fail, glGetUniformLocation_string, time_uniform_name
%endif ; USE_TIME_UNIFORM
%ifdef USE_RESOLUTION_UNIFORM
push glGetUniformLocation_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push resolution_uniform_name
push dword [gl_program]
call eax
mov [resolution_uniform_loc], eax
JUMP_ON_GL_ERROR_EXT .fail, glGetUniformLocation_string, resolution_uniform_name
%endif ; USE_RESOLUTION_UNIFORM
%ifdef USE_TIME_UNIFORM
push glUniform1f_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
fild dword [esp+4] ; ------ current audio position is at [esp+4] (and function return address is [esp], the stack grows "downwards")
push 0 ; dummy number, just a "stack allocation", to be overwritten by the "fstp dword[esp]" instruction below
%ifdef TIME_DIVIDER_IS_INTEGER
fidiv dword [time_divider]
%else
fdiv dword [time_divider]
%endif
fstp dword [esp]
push dword [time_uniform_loc]
call eax
JUMP_ON_GL_ERROR .fail, glUniform1f_string
%endif ; USE_TIME_UNIFORM
%ifdef USE_RESOLUTION_UNIFORM
push glUniform2f_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push dword __float32__(%[RESOLUTION_Y].0)
push dword __float32__(%[RESOLUTION_X].0)
push dword [resolution_uniform_loc]
call eax
JUMP_ON_GL_ERROR .fail, glUniform2f_string
%endif ; USE_RESOLUTION_UNIFORM
; ---------- feed in the time into green color
mov eax, [esp+4] ; time (from paramters)
shr eax, 8
push 0
push eax
push 0
call [__imp__glColor3us@12]
JUMP_ON_GL_ERROR .fail, glColor3us_string
; ----------
push -1
push -1
push 1
push 1
call [__imp__glRecti@16]
; call _glRecti@16
JUMP_ON_GL_ERROR .fail, glRecti_string
; ________ IF TWO_PASS_RENDERING DRAW ONCE MORE, WITH TIME ZERO OR NEGATIVE TIME _______
%ifdef TWO_PASS_RENDERING
%ifdef MORE_THAN_ONE_TEXTURE
push glActiveTexture_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
push GL_TEXTURE0
call eax
JUMP_ON_GL_ERROR .fail, glActiveTexture_string
push 0
push GL_TEXTURE_2D
call [__imp__glBindTexture@8]
JUMP_ON_GL_ERROR .fail, glBindTexture_string
%endif ; MORE_THAN_ONE_TEXTURE
%ifdef USE_MIPMAP
push GL_LINEAR_MIPMAP_LINEAR
%else
push GL_LINEAR
%endif
push GL_TEXTURE_MIN_FILTER
push GL_TEXTURE_2D
call [__imp__glTexParameteri@12]
JUMP_ON_GL_ERROR .fail, glTexParameteri_string
push 0 ; border
push RESOLUTION_Y ; height
push RESOLUTION_X ; width
push 0 ; y
push 0 ; x
push GL_RGBA8 ; internalformat
push 0 ; level, mipmap level-of-detail number
push GL_TEXTURE_2D ; target
call [__imp__glCopyTexImage2D@32]
JUMP_ON_GL_ERROR .fail, glCopyTexImage2D_string
%ifdef USE_MIPMAP
push glGenerateMipmap_string
call [__imp__wglGetProcAddress@4]
push GL_TEXTURE_2D
call eax
%endif
%ifdef USE_TIME_UNIFORM
push glUniform1f_string
call [__imp__wglGetProcAddress@4]
FAIL_ON_WINDOWS_ERROR wglGetProcAddress_string
%ifdef SECOND_PASS_NEGATIVE_TIME
fild dword [esp+4]
push 0
%ifdef TIME_DIVIDER_IS_INTEGER
fidiv dword [time_divider]
%else
fdiv dword [time_divider]
%endif
fchs ; change sign
fstp dword [esp]
%else
push 0 ; the second pass is the same shader, but run with time = 0
%endif ; (not) SECOND_PASS_NEGATIVE_TIME
push dword [time_uniform_loc]
call eax
JUMP_ON_GL_ERROR .fail, glUniform1f_string
%endif ; USE_TIME_UNIFORM
mov eax, [esp+4] ; time (from function parameters)
%ifdef SECOND_PASS_NEGATIVE_TIME
neg eax
sar eax, 8
push 0
push eax
push 0
call [__imp__glColor3s@12]
JUMP_ON_GL_ERROR .fail, glColor3s_string
%else
push 0
push 0 ; this is SECOND PASS i.e. post-processing, so zero as time
push 0
call [__imp__glColor3us@12]
JUMP_ON_GL_ERROR .fail, glColor3us_string
%endif
push -1
push -1
push 1
push 1
call [__imp__glRecti@16]
; call _glRecti@16
JUMP_ON_GL_ERROR .fail, glRecti_string
%endif ; TWO_PASS_RENDERING ; ----------------------- ^^^TWO-PASS RENDERING^^^-----------------------
; ________________________________________
push dword [WindowDC]
call [__imp__SwapBuffers@4]
FAIL_ON_WINDOWS_ERROR SwapBuffers_string
; jmp beepquit
mov eax, 1
ret 4
.fail:
mov eax, 0
ret 4
loppu:
push 0
call [__imp__ExitProcess@4]
ret
extern _MessageBeep@4
extern __imp__MessageBeep@4
beepquit:
push 0xFFFFFFFF
call [__imp__MessageBeep@4]
jmp loppu
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