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UnknownShadow200 2024-05-03 23:07:41 +10:00
parent f1fdc2a177
commit 0b8f07f307
5 changed files with 291 additions and 291 deletions
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254
third_party/gldc/src/DrawColoured.S → misc/dreamcast/DrawColouredQuads.S
View File

@ -1,128 +1,126 @@
!r0 = prefetch address
!r1 = GPU VERT command
!r2 = GPU EOS command
!r3 = colour
!r4 = src pointer ARG
!r5 = dst pointer ARG
!r6 = quads count ARG
!fr4 = x
!fr5 = y
!fr6 = z
!fr7 = w
!fr9 = 0
!fr10 = ?
!fr11 = ?
!fv4 = XYZW
.globl DrawColouredQuads
.align 4
.type DrawColouredQuads,%function
! See https://shared-ptr.com/sh_insns.html
! Although there is fmov.s @Rm+,FRn, there isn't fmov.s FRn,@Rm+
! So have to use fmov.s FRn,@-Rm instead
DrawColouredQuads:
.fnstart
! Setup
mov.l CMD_COL_VERT, r1 ! r1 = GPU VERT command
mov.l CMD_COL_EOS, r2 ! r2 = GPU EOS command
fldi0 fr9 ! fr9 = 0
mov r4,r0 ! r0 = src
add #-32, r5 ! r5 -= sizeof(VERTEX)
nop ! align loop
.TRANSFORM_QUAD:
! TRANSFORM VERTEX 1
add #16, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr9,@-r5 ! dst->v = 0.0
fmov.s fr9,@-r5 ! dst->u = 0.0
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 2
add #16, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr9,@-r5 ! dst->v = 0.0
fmov.s fr9,@-r5 ! dst->u = 0.0
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 3
add #16, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr9,@-r5 ! dst->v = 0.0
fmov.s fr9,@-r5 ! dst->u = 0.0
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 4
add #16, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr9,@-r5 ! dst->v = 0.0
fmov.s fr9,@-r5 ! dst->u = 0.0
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r2,@-r5 ! dst->flags = CMD_EOS
dt r6 ! r6--; T = 1 if r6 == 0, else 0
bf .TRANSFORM_QUAD ! if T == 0 then goto TRANSFORM_QUAD
nop
rts ! return
nop
.fnend
.align 2
CMD_COL_VERT: .long 0xe0000000
CMD_COL_EOS: .long 0xf0000000
!r0 = prefetch address
!r1 = GPU VERT command
!r2 = GPU EOS command
!r3 = colour
!r4 = src pointer ARG
!r5 = dst pointer ARG
!r6 = quads count ARG
!fr4 = x
!fr5 = y
!fr6 = z
!fr7 = w
!fr9 = 0
!fr10 = ?
!fr11 = ?
!fv4 = XYZW
.globl _DrawColouredQuads
.align 4
.type _DrawColouredQuads,%function
! See https://shared-ptr.com/sh_insns.html
! Although there is fmov.s @Rm+,FRn, there isn't fmov.s FRn,@Rm+
! So have to use fmov.s FRn,@-Rm instead
_DrawColouredQuads:
! Setup
mov.l CMD_COL_VERT, r1 ! r1 = GPU VERT command
mov.l CMD_COL_EOS, r2 ! r2 = GPU EOS command
fldi0 fr9 ! fr9 = 0
mov r4,r0 ! r0 = src
add #-32, r5 ! r5 -= sizeof(VERTEX)
nop ! align loop
.TRANSFORM_QUAD:
! TRANSFORM VERTEX 1
add #16, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr9,@-r5 ! dst->v = 0.0
fmov.s fr9,@-r5 ! dst->u = 0.0
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 2
add #16, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr9,@-r5 ! dst->v = 0.0
fmov.s fr9,@-r5 ! dst->u = 0.0
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 3
add #16, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr9,@-r5 ! dst->v = 0.0
fmov.s fr9,@-r5 ! dst->u = 0.0
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 4
add #16, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr9,@-r5 ! dst->v = 0.0
fmov.s fr9,@-r5 ! dst->u = 0.0
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r2,@-r5 ! dst->flags = CMD_EOS
dt r6 ! r6--; T = 1 if r6 == 0, else 0
bf .TRANSFORM_QUAD ! if T == 0 then goto TRANSFORM_QUAD
nop
rts ! return
nop
.align 2
CMD_COL_VERT: .long 0xe0000000
CMD_COL_EOS: .long 0xf0000000

258
third_party/gldc/src/DrawTextured.S → misc/dreamcast/DrawTexturedQuads.S
View File

@ -1,130 +1,128 @@
!r0 = prefetch address
!r1 = GPU VERT command
!r2 = GPU EOS command
!r3 = colour
!r4 = src pointer ARG
!r5 = dst pointer ARG
!r6 = quads count ARG
!fr4 = x
!fr5 = y
!fr6 = z
!fr7 = w
!fr9 = ?
!fr10 = u
!fr11 = v
!fv4 = XYZW
.globl DrawTexturedQuads
.align 4
.type DrawTexturedQuads,%function
DrawTexturedQuads:
.fnstart
! Setup
mov.l CMD_TEX_VERT, r1 ! r1 = GPU VERT command
mov.l CMD_TEX_EOS, r2 ! r2 = GPU EOS command
mov r4,r0 ! r0 = src
add #-32, r5 ! r5 -= sizeof(VERTEX)
.TRANSFORM_QUAD:
! TRANSFORM VERTEX 1
add #24, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov @r4+,fr10! fr10 = src->u
fmov @r4+,fr11! fr11 = src->v
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr11,@-r5 ! dst->v = fr11
fmov.s fr10,@-r5 ! dst->u = fr10
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 2
add #24, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov @r4+,fr10! fr10 = src->u
fmov @r4+,fr11! fr11 = src->v
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr11,@-r5 ! dst->v = fr11
fmov.s fr10,@-r5 ! dst->u = fr10
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 3
add #24, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov @r4+,fr10! fr10 = src->u
fmov @r4+,fr11! fr11 = src->v
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr11,@-r5 ! dst->v = fr11
fmov.s fr10,@-r5 ! dst->u = fr10
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 4
add #24, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov @r4+,fr10! fr10 = src->u
fmov @r4+,fr11! fr11 = src->v
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr11,@-r5 ! dst->v = fr11
fmov.s fr10,@-r5 ! dst->u = fr10
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r2,@-r5 ! dst->flags = CMD_EOS
dt r6 ! r6--; T = 1 if r6 == 0, else 0
bf .TRANSFORM_QUAD ! if T == 0 then goto TRANSFORM_QUAD
nop
rts ! return
nop
.fnend
.align 2
CMD_TEX_VERT: .long 0xe0000000
CMD_TEX_EOS: .long 0xf0000000
!r0 = prefetch address
!r1 = GPU VERT command
!r2 = GPU EOS command
!r3 = colour
!r4 = src pointer ARG
!r5 = dst pointer ARG
!r6 = quads count ARG
!fr4 = x
!fr5 = y
!fr6 = z
!fr7 = w
!fr9 = ?
!fr10 = u
!fr11 = v
!fv4 = XYZW
.globl _DrawTexturedQuads
.align 4
.type _DrawTexturedQuads,%function
_DrawTexturedQuads:
! Setup
mov.l CMD_TEX_VERT, r1 ! r1 = GPU VERT command
mov.l CMD_TEX_EOS, r2 ! r2 = GPU EOS command
mov r4,r0 ! r0 = src
add #-32, r5 ! r5 -= sizeof(VERTEX)
.TRANSFORM_QUAD:
! TRANSFORM VERTEX 1
add #24, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov @r4+,fr10! fr10 = src->u
fmov @r4+,fr11! fr11 = src->v
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr11,@-r5 ! dst->v = fr11
fmov.s fr10,@-r5 ! dst->u = fr10
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 2
add #24, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov @r4+,fr10! fr10 = src->u
fmov @r4+,fr11! fr11 = src->v
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr11,@-r5 ! dst->v = fr11
fmov.s fr10,@-r5 ! dst->u = fr10
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 3
add #24, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov @r4+,fr10! fr10 = src->u
fmov @r4+,fr11! fr11 = src->v
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr11,@-r5 ! dst->v = fr11
fmov.s fr10,@-r5 ! dst->u = fr10
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r1,@-r5 ! dst->flags = CMD_VERT
! TRANSFORM VERTEX 4
add #24, r0 ! r0 += VERTEX_STRIDE
add #64, r5 ! r5 += 2 * sizeof(VERTEX)
pref @r0 ! PREFETCH r0 (next vertex)
fmov @r4+, fr4 ! fr4 = src->x
fmov @r4+, fr5 ! fr5 = src->y
fmov @r4+, fr6 ! fr6 = src->z
fldi1 fr7 ! fr7 = 1.0
ftrv xmtrx, fv4 ! TRANSFORM(fr4..fr7)
mov.l @r4+,r3 ! r3 = src->color
fmov @r4+,fr10! fr10 = src->u
fmov @r4+,fr11! fr11 = src->v
fmov.s fr7,@-r5 ! dst->w = fr7
mov.l r3,@-r5 ! dst->bgra = r3
fmov.s fr11,@-r5 ! dst->v = fr11
fmov.s fr10,@-r5 ! dst->u = fr10
fmov.s fr6,@-r5 ! dst->z = fr6
fmov.s fr5,@-r5 ! dst->y = fr5
fmov.s fr4,@-r5 ! dst->x = fr4
mov.l r2,@-r5 ! dst->flags = CMD_EOS
dt r6 ! r6--; T = 1 if r6 == 0, else 0
bf .TRANSFORM_QUAD ! if T == 0 then goto TRANSFORM_QUAD
nop
rts ! return
nop
.align 2
CMD_TEX_VERT: .long 0xe0000000
CMD_TEX_EOS: .long 0xf0000000

10
misc/dreamcast/Makefile
View File

@ -1,8 +1,9 @@
BUILD_DIR := build-dc
SOURCE_DIRS := src third_party/bearssl/src
SOURCE_DIRS := src third_party/bearssl/src misc/dreamcast
S_FILES := $(foreach dir,$(SOURCE_DIRS),$(wildcard $(dir)/*.S))
C_FILES := $(foreach dir,$(SOURCE_DIRS),$(wildcard $(dir)/*.c))
OBJS := $(addprefix $(BUILD_DIR)/, $(notdir $(C_FILES:%.c=%.o)))
OBJS := $(addprefix $(BUILD_DIR)/, $(notdir $(C_FILES:%.c=%.o) $(S_FILES:%.S=%.o)))
CFLAGS :=-g -O1 -pipe -fno-math-errno -Ithird_party/bearssl/inc
GLDC_LIB=third_party/gldc/libGLdc.a
@ -31,6 +32,9 @@ $(CC_TEXTURES):
$(BUILD_DIR)/%.o: src/%.c
kos-cc $(CFLAGS) -c $< -o $@
$(BUILD_DIR)/%.o: misc/dreamcast/%.S
kos-cc -c $< -o $@
$(BUILD_DIR)/%.o: third_party/bearssl/src/%.c
kos-cc $(CFLAGS) -c $< -o $@
@ -58,4 +62,4 @@ $(TARGET).iso: $(TARGET)-scr.bin
# genisoimage -V ClassiCube -G IP.BIN -joliet -rock -l -o $(TARGET).iso ISO_FILES
$(TARGET).cdi: $(TARGET).iso
cdi4dc $(TARGET).iso $(TARGET).cdi
cdi4dc $(TARGET).iso $(TARGET).cdi

39
src/Graphics_Dreamcast.c
View File

@ -5,6 +5,7 @@
#include "Logger.h"
#include "Window.h"
#include "../third_party/gldc/gldc.h"
#include "../third_party/gldc/src/draw.c"
#include <malloc.h>
#include <kos.h>
#include <dc/matrix.h>
@ -465,6 +466,22 @@ cc_bool Gfx_WarnIfNecessary(void) {
*----------------------------------------------------------Drawing--------------------------------------------------------*
*#########################################################################################################################*/
#define VB_PTR gfx_vertices
static const void* VERTEX_PTR;
extern void DrawColouredQuads(const void* src, Vertex* dst, int numQuads);
extern void DrawTexturedQuads(const void* src, Vertex* dst, int numQuads);
void DrawQuads(int count) {
if (!count) return;
Vertex* start = submitVertices(count);
if (TEXTURES_ENABLED) {
DrawTexturedQuads(VERTEX_PTR, start, count >> 2);
} else {
DrawColouredQuads(VERTEX_PTR, start, count >> 2);
}
}
static void SetupVertices(int startVertex) {
if (gfx_format == VERTEX_FORMAT_TEXTURED) {
@ -489,29 +506,33 @@ void Gfx_SetVertexFormat(VertexFormat fmt) {
}
void Gfx_DrawVb_Lines(int verticesCount) {
SetupVertices(0);
//SetupVertices(0);
//glDrawArrays(GL_LINES, 0, verticesCount);
}
void Gfx_DrawVb_IndexedTris_Range(int verticesCount, int startVertex) {
SetupVertices(startVertex);
glDrawArrays(GL_QUADS, 0, verticesCount);
if (gfx_format == VERTEX_FORMAT_TEXTURED) {
VERTEX_PTR = gfx_vertices + startVertex * SIZEOF_VERTEX_TEXTURED;
} else {
VERTEX_PTR = gfx_vertices + startVertex * SIZEOF_VERTEX_COLOURED;
}
DrawQuads(verticesCount);
}
void Gfx_DrawVb_IndexedTris(int verticesCount) {
SetupVertices(0);
VERTEX_PTR = gfx_vertices;
if (textureOffset) ShiftTextureCoords(verticesCount);
glDrawArrays(GL_QUADS, 0, verticesCount);
DrawQuads(verticesCount);
if (textureOffset) UnshiftTextureCoords(verticesCount);
}
void Gfx_DrawIndexedTris_T2fC4b(int verticesCount, int startVertex) {
if (renderingDisabled) return;
cc_uint32 offset = startVertex * SIZEOF_VERTEX_TEXTURED;
gldcVertexPointer(SIZEOF_VERTEX_TEXTURED, (void*)(VB_PTR + offset));
glDrawArrays(GL_QUADS, 0, verticesCount);
VERTEX_PTR = gfx_vertices + startVertex * SIZEOF_VERTEX_TEXTURED;
DrawQuads(verticesCount);
}

21
third_party/gldc/src/draw.c vendored
View File

@ -2,8 +2,6 @@
#include "private.h"
#include "platform.h"
static const GLubyte* VERTEX_PTR;
extern void apply_poly_header(PolyHeader* header, PolyList* activePolyList);
GL_FORCE_INLINE Vertex* submitVertices(GLuint vertexCount) {
@ -28,22 +26,3 @@ GL_FORCE_INLINE Vertex* submitVertices(GLuint vertexCount) {
}
return aligned_vector_at(&output->vector, start_offset);
}
extern void DrawColouredQuads(Vertex* dst, const GLubyte* src, const GLuint numQuads);
extern void DrawTexturedQuads(Vertex* dst, const GLubyte* src, const GLuint numQuads);
void APIENTRY glDrawArrays(GLenum mode, GLint first, GLsizei count) {
TRACE();
if (!count) return;
Vertex* start = submitVertices(count);
if (TEXTURES_ENABLED) {
DrawTexturedQuads(start, VERTEX_PTR + (first * 24), count >> 2);
} else {
DrawColouredQuads(start, VERTEX_PTR + (first * 16), count >> 2);
}
}
void APIENTRY gldcVertexPointer(GLsizei stride, const GLvoid * pointer) {
VERTEX_PTR = pointer;
}