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doodlejump.asm
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#####################################################################
# CSC258H5S Fall 2020 Assembly Final Project
# University of Toronto, St. George
#
# Student: Jeffrey Wong
#
# Bitmap Display Configuration:
# - Unit width in pixels: 8
# - Unit height in pixels: 8
# - Display width in pixels: 256
# - Display height in pixels: 512
# - Base Address for Display: 0x10008000 ($gp)
#
# Which milestone is reached in this submission?
# (See the assignment handout for descriptions of the milestones)
# - Milestone 1/2/3/4/[5] (choose the one the applies)
#
# Which approved additional features have been implemented?
# (See the assignment handout for the list of additional features)
# 1. Game over / retry (Milestone 4)
# 2. Scoreboard (Milestone 4)
# 3. Fancier graphics (Milestone 5)
# 4. More platforms (Milestone 5)
# 5. Sound Effects (Milestone 5)
# 6. Dynamic on-screen notifications (Milestone 5)
#
# Any additional information that the TA needs to know: N/A
#
#####################################################################
.data
bufferAddress: .word 0x10003000 # Buffer address
displayAddress: .word 0x10008000
doodlerOutlineColor: .word 0x000000 # Doodler Outline Color
doodlerColor: .word 0x6FB407 # Doodler Inner Color
doodlerEyeColor: .word 0xffffff # Doodler Eye Color
platformLocationConst: .word 7860, 6676, 5444, 4392, 3368, 2376, 1284 # Constant Array for Platform Locations (Do not change)
platformLocation: .word 7860, 6676, 5444, 4392, 3368, 2376, 1284 # Array of platform location(can change)
platformColorsConst: .word 0x00ac00, 0x00ac00, 0x00ac00, 0x67abea, 0x00ac00, 0x943aab, 0x986f22 # Constant Array for Platform Colors (Do not change)
platformColors: .word 0x00ac00, 0x00ac00, 0x00ac00, 0x67abea, 0x00ac00, 0x943aab, 0x986f22 # Array of platform colors (can change)
backgroundColor: .word 0xF1E3AC # Background color
textColor: .word 0x00B1AE # Text color
scoreBackground: .word 0x00004E # Scoreboard background color
endMessage: .asciiz "Play again?"
.text
j initialLoadIn # Jump to Game Main Loop Function
######################################################
# Fill Screen with Background Function
######################################################
backgroundFillInit:
lw $t0, bufferAddress # $t0 stores the base address for display
lw $s0, backgroundColor # $s0 stores the background color code
addi $t1, $t0, 9472 # max location (bottom right)
backgroundFillLoop:
beq $t0, $t1, backgroundFillExit
sw $s0, 0($t0) # paint the pixels with background color
addi $t0, $t0, 4
j backgroundFillLoop
backgroundFillExit:
li $t0, 0 # reset $t0 register
li $t1, 0 # reset $t1 register
jr $ra
######################################################
# Draw Platform Function
# $a0 => screen display address of leftmost pixel
# $a1 => platform's color
######################################################
drawPlatform:
sw $a1, 0($a0)
add $a0, $a0, 4
sw $a1, 0($a0)
add $a0, $a0, 4
sw $a1, 0($a0)
add $a0, $a0, 4
sw $a1, 0($a0)
add $a0, $a0, 4
sw $a1, 0($a0)
add $a0, $a0, 4
sw $a1, 0($a0)
add $a0, $a0, 4
sw $a1, 0($a0)
add $a0, $a0, 124
sw $a1, 0($a0)
add $a0, $a0, -4
sw $a1, 0($a0)
add $a0, $a0, -4
sw $a1, 0($a0)
add $a0, $a0, -4
sw $a1, 0($a0)
add $a0, $a0, -4
sw $a1, 0($a0)
jr $ra
######################################################
# Get Display Address Function
# $a0 -> x-coord
# $a1 -> y-coord
######################################################
getDisplayAddress:
lw $t0, bufferAddress
mul $t1, $a1, 128
mul $t2, $a0, 4
add $t3, $t1, $t2
add $v0, $t0, $t3
jr $ra
######################################################
# Draw Doodler Function
# $a0 -> screen display address
# $a1 -> doodler's color code
######################################################
drawDoodler:
lw $a1, doodlerOutlineColor
sw $a1, ($a0)
add $a0, $a0, -128
sw $a1, ($a0)
add $a0, $a0, -128
sw $a1, ($a0)
add $a0, $a0, -128
sw $a1, ($a0)
add $a0, $a0, -4
sw $a1, ($a0)
add $a0, $a0, -124
sw $a1, ($a0)
add $a0, $a0, -124
sw $a1, ($a0)
add $a0, $a0, 4
sw $a1, ($a0)
add $a0, $a0, 4
sw $a1, ($a0)
add $a0, $a0, 132
sw $a1, ($a0)
add $a0, $a0, 128
sw $a1, ($a0)
add $a0, $a0, 4
sw $a1, ($a0)
add $a0, $a0, 124
sw $a1, ($a0)
add $a0, $a0, 128
sw $a1, ($a0)
add $a0, $a0, 128
sw $a1, ($a0)
add $a0, $a0, -132
sw $a1, ($a0)
add $a0, $a0, -4
sw $a1, ($a0)
add $a0, $a0, -4
sw $a1, ($a0)
lw $a1, doodlerColor
add $a0, $a0, -128
sw $a1, ($a0)
add $a0, $a0, 4
sw $a1, ($a0)
add $a0, $a0, 4
sw $a1, ($a0)
add $a0, $a0, -128
sw $a1, ($a0)
add $a0, $a0, -4
sw $a1, ($a0)
add $a0, $a0, -4
sw $a1, ($a0)
add $a0, $a0, -124
sw $a1, ($a0)
lw $a1 doodlerEyeColor
add $a0, $a0, -4
sw $a1, ($a0)
add $a0, $a0, 8
sw $a1, ($a0)
add $a0, $a0, 500
jr $ra
######################################################
# Get Keyboard Input Function
######################################################
getKeyboardInput:
lw $t7, 0xffff0000
beq $t7, 1, keyboard_input
j exitCheckKeyboard
keyboard_input:
lw $t6, 0xffff0004
beq $t6, 106, respond_to_j
beq $t6, 107, respond_to_k
beq $t6, 115, respond_to_s
j exitCheckKeyboard
respond_to_j:
add $v0, $zero, -1 # go left
li $t7, 0
li $t6, 0
jr $ra
respond_to_k:
add $v0, $zero, 1 # go right
li $t7, 0
li $t6, 0
jr $ra
respond_to_s:
add $v0, $zero, 2 # start game
jr $ra
exitCheckKeyboard:
add $v0, $zero, 0 # stay same
li $t7, 0
li $t6, 0
jr $ra
######################################################
# Shift Objects Down (acts like screen moving down)
######################################################
shiftDown:
la $s5, platformLocation
add $t0, $zero, $zero # $t0 holds 4*i; initially 0
addi $t1, $zero, 28 # $t1 holds 3*sizeof(int)
arrayLoopAgain:
bge $t0, $t1, endAgain # branch if $t0 >= 12
add $t3, $s5, $t0 # $t3 holds addr(platformLocation[i])
lw $t5, 0($t3) # $t5 = platformLocation[i]
add $t5, $t5, 128 # shift platform location down one level
sw $t5, 0($t3) # draw onto screen
addi $t0, $t0, 4 # update offset in $t0
j arrayLoopAgain
endAgain:
jr $ra
######################################################
# Move Buffer Address to Main Display Address
######################################################
moveBufferToMainInit:
add $t0, $zero, $zero
addi $t1, $zero, 8192
moveBuffToMainLoop:
beq $t0, $t1, doneMoving
add $t2, $t0, 0x10003000 # buffer display
lw $t3, 0($t2)
add $t2, $t0, 0x10008000 # actual display
sw $t3, 0($t2)
add $t0, $t0, 4
j moveBuffToMainLoop
doneMoving:
jr $ra
######################################################
# Move Platform Back Up
######################################################
resetPlatform:
la $s1, platformColors # $s1 stores the platform colors for each platform
la $s5, platformLocation
add $t0, $zero, $zero # $t0 holds 4*i; initially 0
addi $t1, $zero, 28 # $t1 holds 3*sizeof(int)
platArrayLoop:
bge $t0, $t1, movePlatEnd # branch if $t0 >= 400
add $t3, $s5, $t0 # $t3 holds addr(platformLocation[i])
add $t2, $s1, $t0
lw $t5, 0($t3) # $t5 = platformLocation[i]
lw $t4, 0($t2) # $t4 = platformColors[i]
ble $t5, 8192, updateLoop
# Get random number
li $v0, 42
li $a0, 0
li $a1, 25
syscall
mul $t5, $a0, 4
sw $t5, 0($t3)
beq $t4, 0xF1E3AC, changeBackToBrown # Branch if platform is brown
j updateLoop
updateLoop:
addi $t0, $t0, 4 # update offset in $t0
j platArrayLoop
movePlatEnd:
jr $ra
changeBackToBrown:
li $t4, 0x986f22 # $t4 stores the color code of brown
sw $t4, ($t2) # Change platform color back to brown
j updateLoop
######################################################
# Game Main Loop
######################################################
initialLoadIn:
add $t9, $zero, $zero # loop counter of jumping
addi $t8, $zero, 14 # max height of jump
addi $s6, $zero, 15 # initial Doodler X-coord (change each time move)
addi $s7, $zero, 68 # initial Doodler Y-coord (change each time move)
add $s4, $zero, $zero # $s4 stores the score
# Reset Platforms
la $t0, platformLocation
la $t1, platformLocationConst
add $t3, $t0, 0 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 0 # $t2 holds addr(platformLocationConst[i])
lw $t4, ($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 4 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 4 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 8 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 8 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 12 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 12 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 16 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 16 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 20 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 20 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 24 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 24 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
la $t0, platformColors
la $t1, platformColorsConst
add $t3, $t0, 0 # $t3 holds addr(platformColors[i])
add $t2, $t1, 0 # $t2 holds addr(platformColorsConst[i])
lw $t4, ($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 4 # $t3 holds addr(platformColors[i])
add $t2, $t1, 4 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 8 # $t3 holds addr(platformColors[i])
add $t2, $t1, 8 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 12 # $t3 holds addr(platformColors[i])
add $t2, $t1, 12 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 16 # $t3 holds addr(platformColors[i])
add $t2, $t1, 16 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 20 # $t3 holds addr(platformColors[i])
add $t2, $t1, 20 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 24 # $t3 holds addr(platformColors[i])
add $t2, $t1, 24 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
jal backgroundFillInit # jump to function that fills background
jal drawMenu # jump to function that draws the menu
jal moveBufferToMainInit # jump to move pixels from buffer to main function
jal getKeyboardInput # jump to get keyboard input function
beq $v0, 2, mainLoop
j initialLoadIn
mainLoop:
# reset registers back to 0
li $t0, 0
li $t1, 0
li $t2, 0
li $t3, 0
li $t4, 0
movementUpLoop:
beq $t9, $t8, movementDownLoop
# Reset Background
jal backgroundFillInit
ble $s7, 36, shiftObj
j platformInitUp
shiftObj:
jal shiftDown
addi $s7, $s7, 1
platformInitUp:
la $s1, platformColors # $s1 stores the platform colors for each platform
la $s5, platformLocation # $s5 stores the platform locations in terms of pixels
add $t0, $zero, $zero # $t0 holds 4*i; initially 0
addi $t1, $zero, 28 # $t1 holds 7*sizeof(int)
arrayLoopUp:
bge $t0, $t1, END1 # branch if $t0 >= 28
add $t3, $s5, $t0 # $t3 holds addr(platformLocation[i])
add $t2, $s1, $t0 # $t2 holds addr(platformColors[i])
lw $t5, 0($t3) # $t5 = platformLocation[i]
lw $t4, 0($t2) # $t4 = platformColors[i]
beq $t4, 0x67abea, moveRightBlueUp
finishMoveRightBlueUp:
add $a0, $t5, 0x10003000
move $a1, $t4
jal drawPlatform
addi $t0, $t0, 4 # update offset in $t0
j arrayLoopUp
moveRightBlueUp:
addi $t5, $t5, 4
div $t7, $t5, 128
mfhi $t7
beq $t7, 0, shiftBackUp1
sw $t5, 0($t3)
j finishMoveRightBlueUp
shiftBackUp1:
addi $t5, $t5, -128
sw $t5, 0($t3)
j finishMoveRightBlueUp
END1:
jal resetPlatform
# Check Keyboard Input and Draw Doodle
jal getKeyboardInput
add $s6, $s6, $v0
add $a0, $zero, $s6 # $a0 stores the current x-coord
add $a1, $zero, $s7 # $a1 stores the current y-coord
jal getDisplayAddress
move $a0, $v0
lw $a1,doodlerColor
jal drawDoodler
# Check Score Board and Change Accordingly
add $a3, $s4, $zero
jal calcScoreDisplay
div $t1, $s4, 50
mfhi $t1
beq $t1, 49, drawDynamicWOW
beq $t1, 25, drawDynamicNICE
beq $t1, 10, drawDynamicPOG
j continueFromDrawDynamicUp
drawDynamicWOW:
jal drawWOW
j continueFromDrawDynamicUp
drawDynamicPOG:
jal drawPOG
j continueFromDrawDynamicUp
drawDynamicNICE:
jal drawNICE
j continueFromDrawDynamicUp
continueFromDrawDynamicUp:
li $v0, 32
li $a0, 50
syscall
addi $t9, $t9, 1 # increment loop counter
addi $s7, $s7, -1 # change y-coord to new location
jal moveBufferToMainInit
j movementUpLoop
movementDownLoop:
# Reset Background
jal backgroundFillInit
# Create Platforms
platformInitDown:
la $s1, platformColors # $s1 stores the platform colors for each platform
la $s5, platformLocation # $s5 stores the platform locations in terms of pixels
add $t0, $zero, $zero # $t0 holds 4*i; initially 0
addi $t1, $zero, 28 # $t1 holds 3*sizeof(int)
arrayLoopDown:
bge $t0, $t1, END2 # branch if $t0 >= 28
add $t3, $s5, $t0 # $t3 holds addr(platformLocation[i])
add $t2, $s1, $t0 # $t2 holds addr(platformColors[i])
lw $t5, 0($t3) # $t5 = platformLocation[i]
lw $t4, 0($t2) # $t4 = platformColors[i]
beq $t4, 0x67abea, moveRightBlueDown
finishMoveRightBlueDown:
add $a0, $t5, 0x10003000
move $a1, $t4 # $a1 now stores the color of platform
jal drawPlatform
addi $t0, $t0, 4 # update offset in $t0
j arrayLoopDown
moveRightBlueDown:
addi $t5, $t5, 4
div $t7, $t5, 128
mfhi $t7
beq $t7, 0, shiftBackUp
sw $t5, 0($t3)
j finishMoveRightBlueDown
shiftBackUp:
addi $t5, $t5, -128
sw $t5, 0($t3)
j finishMoveRightBlueDown
END2:
# Check Keyboard Input and Draw Doodle
jal getKeyboardInput
add $s6, $s6, $v0
add $a0, $zero, $s6 # $a0 stores the current x-coord
add $a1, $zero, $s7 # $a1 stores the current y-coord
jal getDisplayAddress
move $a0, $v0
lw $a1,doodlerColor
jal drawDoodler
move $s2, $a0 # $s2 now stores the display address position of Doodler
# Check Score Board and Change Accordingly
add $a3, $s4, 0 # $a3 stores score temporarily for function call
jal calcScoreDisplay
jal moveBufferToMainInit
# Check Collision with Platforms
add $s0, $s2, 144 # pixel below of right foot
add $s1, $s2, 128 # pixel below of left foot
lw $s3, ($s1) # $s3 stores the color below right foot
lw $s2, ($s0) # $s2 stores the color below left foot
beq $s3, 0x00ac00, moveToUp # branch if below is green (platform)
beq $s2, 0x00ac00, moveToUp # branch if below is green (platform)
beq $s3, 0x986f22, moveToUpBrown # branch if below is brown (platform)
beq $s2, 0x986f22, moveToUpBrown # branch if below is brown (platform)
beq $s3, 0x67abea, moveToUp # branch if below is blue (platform)
beq $s2, 0x67abea, moveToUp # branch if below is blue (platform)
beq $s3, 0x943aab, moveToUpPurple # branch if below is blue (platform)
beq $s2, 0x943aab, moveToUpPurple # branch if below is blue (platform)
j checkDead # check if dead (go below screen)
# If below is platform, move to movementUpLoop
moveToUp:
li $v0, 31
li $a0, 79
li $a1, 150
li $a2, 7
li $a3, 127
syscall
addi $s4, $s4, 1 # increase score +1
add $t9, $zero, $zero # reset jump counter
j movementUpLoop # go to movementUpLoop
moveToUpPurple:
li $v0, 31
li $a0, 79
li $a1, 150
li $a2, 7
li $a3, 127
syscall
addi $s4, $s4, 2 # increase score +2
add $t9, $zero, $zero # reset jump counter
j movementUpLoop # go to movementUpLoop
moveToUpBrown:
la $t7, platformColors # $s1 stores the platform colors for each platform
la $s5, platformLocation # $s5 stores the platform locations in terms of pixels
add $t0, $zero, $zero # $t0 holds 4*i; initially 0
addi $t1, $zero, 28 # $t1 holds 3*sizeof(int)
arrayLoopDownBrown:
bge $t0, $t1, moveToUp # branch if $t0 >= 12
add $t3, $s5, $t0 # $t3 holds addr(platformLocation[i])
add $t2, $t7, $t0 # $t2 holds addr(platformColors[i])
lw $t5, 0($t3) # $t5 = platformLocation[i]
lw $t4, 0($t2) # $t4 = platformColors[i]
bne $t4, 0x986f22, arrayLoopDownBrownExit
li $t4, 0xF1E3AC
sw $t4, ($t2)
j moveToUp
arrayLoopDownBrownExit:
addi $t0, $t0, 4 # update offset in $t0
j arrayLoopDownBrown
checkDead:
bge $s7, 66, Exit
j continue
continue:
li $v0, 32
li $a0, 50
syscall
addi $t9, $t9, 1
addi $s7, $s7, 1 # change y-coord to new location
j movementDownLoop
######################################################
# Draw GG!
######################################################
drawGG:
lw $t0, bufferAddress
li $t1, 0x000000
addi $t0, $t0, 3760
sw $t1, ($t0)
addi $t0, $t0, -4
sw $t1, ($t0)
addi $t0, $t0, -4
sw $t1, ($t0)
addi $t0, $t0, -4
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 4
sw $t1, ($t0)
addi $t0, $t0, 4
sw $t1, ($t0)
addi $t0, $t0, 4
sw $t1, ($t0)
addi $t0, $t0, -128
sw $t1, ($t0)
addi $t0, $t0, -128
sw $t1, ($t0)
addi $t0, $t0, -4
sw $t1, ($t0)
lw $t0, bufferAddress
addi $t0, $t0, 3792
sw $t1, ($t0)
addi $t0, $t0, -4
sw $t1, ($t0)
addi $t0, $t0, -4
sw $t1, ($t0)
addi $t0, $t0, -4
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 128
sw $t1, ($t0)
addi $t0, $t0, 4
sw $t1, ($t0)
addi $t0, $t0, 4
sw $t1, ($t0)
addi $t0, $t0, 4
sw $t1, ($t0)
addi $t0, $t0, -128
sw $t1, ($t0)
addi $t0, $t0, -128
sw $t1, ($t0)
addi $t0, $t0, -4
sw $t1, ($t0)
jr $ra
######################################################
# Terminate Program (Exit)
######################################################
Exit:
li $v0, 31
li $a0, 35
li $a1, 400
li $a2, 7
li $a3, 127
syscall
# Add GG! Right here
jal backgroundFillInit
jal drawGG
jal moveBufferToMainInit
la $a0, endMessage
li $v0, 50
syscall
beq $a0, 0, resetPlatforms
beq $a0, 1, resetToInitialLoadIn
resetPlatforms:
# Reset Platforms
la $t0, platformLocation
la $t1, platformLocationConst
add $t3, $t0, 0 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 0 # $t2 holds addr(platformLocationConst[i])
lw $t4, ($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 4 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 4 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 8 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 8 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 12 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 12 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 16 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 16 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 20 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 20 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
add $t3, $t0, 24 # $t3 holds addr(platformLocation[i])
add $t2, $t1, 24 # $t2 holds addr(platformLocationConst[i])
lw $t4, 0($t2) # $t4 = platformLocationConst[i]
sw $t4, ($t3)
la $t0, platformColors
la $t1, platformColorsConst
add $t3, $t0, 0 # $t3 holds addr(platformColors[i])
add $t2, $t1, 0 # $t2 holds addr(platformColorsConst[i])
lw $t4, ($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 4 # $t3 holds addr(platformColors[i])
add $t2, $t1, 4 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 8 # $t3 holds addr(platformColors[i])
add $t2, $t1, 8 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 12 # $t3 holds addr(platformColors[i])
add $t2, $t1, 12 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 16 # $t3 holds addr(platformColors[i])
add $t2, $t1, 16 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 20 # $t3 holds addr(platformColors[i])
add $t2, $t1, 20 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t3, $t0, 24 # $t3 holds addr(platformColors[i])
add $t2, $t1, 24 # $t2 holds addr(platformColorsConst[i])
lw $t4, 0($t2) # $t4 = platformColorsConst[i]
sw $t4, ($t3)
add $t9, $zero, $zero # loop counter of jumping
addi $t8, $zero, 14 # max height of jump
addi $s6, $zero, 15 # initial Doodler X-coord (change each time move)
addi $s7, $zero, 68 # initial Doodler Y-coord (change each time move)
add $s4, $zero, $zero # $s4 stores the score
j movementUpLoop
resetToInitialLoadIn:
jal backgroundFillInit
j initialLoadIn
terminate:
li $v0, 10 # terminate the program gracefully
syscall
######################################################
# Create Score Display
######################################################
calcScoreDisplay:
move $s5, $ra
lw $t0, scoreBackground
lw $t1, bufferAddress
addi $t2, $zero, 0
add $t2, $t2, $t1
add $t3, $t1, 1020
sw $t0, ($t2)
scoreDisplayloop:
beq $t2, $t3, branch
add $t2, $t2, 4
sw $t0, ($t2)
j scoreDisplayloop
branch:
j calcScore
return:
li $a0, 0 # clear $a0
li $a1, 0 # clear $a1
li $a3, 0 # clear $a2
jr $s5
######################################################
# Calculating Score to Display
######################################################
calcScore:
lw $t0, textColor
add $s4, $zero, $a3 # constant register for score
add $t2, $zero, 100
add $t3, $zero, 10
div $t4, $s4, $t2
mflo $t4 # $t4 stores the quotient of $s4/$t2(100)
move $a3, $t4
add $t4, $zero, $zero
add $a1, $zero, 208
jal drawZero
jal drawOne
jal drawTwo
jal drawThree
jal drawFour
jal drawFive
jal drawSix
jal drawSeven
jal drawEight
jal drawNine
add $t2, $zero, 100
add $t3, $zero, 10
div $t4, $s4, $t2
mfhi $t4 # $t4 stores the remainder of $s4/$t2(100)
div $t4, $t4, $t3
mflo $t4
move $a3, $t4
add $a1, $zero, 224
jal drawZero
jal drawOne
jal drawTwo
jal drawThree
jal drawFour
jal drawFive
jal drawSix
jal drawSeven
jal drawEight
jal drawNine
add $t2, $zero, 100
add $t3, $zero, 10
div $t4, $s4, $t3
mfhi $t4
move $a3, $t4
add $a1, $zero, 240
jal drawZero
jal drawOne
jal drawTwo
jal drawThree
jal drawFour
jal drawFive
jal drawSix
jal drawSeven
jal drawEight
jal drawNine
j return
drawOne:
bne $a3, 1, drawOneExit
add $t2, $zero, $a1
add $t2, $t2, $t1
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
drawOneExit:
jr $ra
drawTwo:
bne $a3, 2, drawTwoExit
add $t2, $zero, $a1
add $t2, $t2, $t1
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 124
sw $t0, ($t2)
add $t2, $t2, 124
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
drawTwoExit:
jr $ra
drawThree:
bne $a3, 3, drawThreeExit
add $t2, $zero, $a1
add $t2, $t2, $t1
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 124
sw $t0, ($t2)
add $t2, $t2, 132
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)
drawThreeExit:
jr $ra
drawFour:
bne $a3, 4, drawFourExit
add $t2, $zero, $a1
add $t2, $t2, $t1
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, -128
sw $t0, ($t2)
add $t2, $t2, -128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
drawFourExit:
jr $ra
drawFive:
bne $a3, 5, drawFiveExit
add $t2, $zero, $a1
add $t2, $t2, $t1
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)
drawFiveExit:
jr $ra
drawSix:
bne $a3, 6, drawSixExit
add $t2, $zero, $a1
add $t2, $t2, $t1
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 128
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, 4
sw $t0, ($t2)
add $t2, $t2, -128
sw $t0, ($t2)
add $t2, $t2, -128
sw $t0, ($t2)
add $t2, $t2, -4
sw $t0, ($t2)