mirror of
https://github.com/ClassiCube/ClassiCube.git
synced 2025-08-03 10:47:39 -04:00
Revert "N64: Optimise RSP transform code, reduces time from ~13.6 to ~11.1 ms on a moderately complex world with ~3,500 quads"
This reverts commit 9f939692118622088634ac8b067abb7cf8531aa4.
This commit is contained in:
UnknownShadow200
parent
ecb058079c
commit
b4989b62a1
@ -11,8 +11,6 @@
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#define zzzzZZZZ h2
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#define wwwwWWWW h3
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#define XYZ_CLIP_FLAGS 0x707 // Isolate -X/Y/Z and +X/Y/Z clipping flags
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#define SCREEN_VTX_CS_POSi 0 // X, Y, Z, W (all 32-bit)
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#define SCREEN_VTX_CS_POSf 8 // X, Y, Z, W (all 32-bit)
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@ -27,10 +25,14 @@
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#define SCREEN_VTX_INVW 36 // 32-bit
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#define SCREEN_VTX_SIZE 40
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#define V0_OFFSET 0 * SCREEN_VTX_SIZE
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#define V1_OFFSET 1 * SCREEN_VTX_SIZE
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#define V2_OFFSET 2 * SCREEN_VTX_SIZE
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#define V3_OFFSET 3 * SCREEN_VTX_SIZE
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//0-39 same as screenvtx
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#define PRIM_VTX_TRCODE 40 // trivial-reject clipping flags (against -w/+w)
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#define PRIM_VTX_SIZE 48
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#define V0_OFFSET 0 * PRIM_VTX_SIZE
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#define V1_OFFSET 1 * PRIM_VTX_SIZE
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#define V2_OFFSET 2 * PRIM_VTX_SIZE
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#define V3_OFFSET 3 * PRIM_VTX_SIZE
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.data
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@ -71,7 +73,7 @@ DRAW_TRI_RA: .word 0
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.bss
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.align 3
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VERTEX_CACHE: .dcb.b SCREEN_VTX_SIZE * 4
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VERTEX_CACHE: .dcb.b PRIM_VTX_SIZE * 4
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.text
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@ -162,6 +164,193 @@ GPUCmd_MatrixLoad:
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#undef dst
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.endfunc
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.align 3
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.func GPUCmd_DrawQuad
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GPUCmd_DrawQuad:
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#define vtx a0
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#define mtx_ptr s0
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#define src_ptr s4
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#define v___ $v01
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#define vmtx0_i $v16 // m00 m01 m02 m03
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#define vmtx0_f $v17
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#define vmtx1_i $v18 // m10 m11 m12 m13
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#define vmtx1_f $v19
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#define vmtx2_i $v20 // m20 m21 m22 m23
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#define vmtx2_f $v21
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#define vmtx3_i $v22 // m30 m31 m32 m03
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#define vmtx3_f $v23
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#define vpos $v24
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#define vcol $v25
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#define vtex $v26
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#define vcspos_i $v28
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#define vcspos_f $v29
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#define x e0
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#define y e1
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#define z e2
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#define w e3
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addi src_ptr, rspq_dmem_buf_ptr, %lo(RSPQ_DMEM_BUFFER) - 64
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li vtx, %lo(VERTEX_CACHE)
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li mtx_ptr, %lo(GPU_MATRIX_MVP)
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lqv vmtx0_i, 0x00,mtx_ptr // [m00.I m01.I m02.I m03.I m00.I m01.I m02.I m03.I]
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lqv vmtx1_i, 0x10,mtx_ptr // etc
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lqv vmtx2_i, 0x20,mtx_ptr
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lqv vmtx3_i, 0x30,mtx_ptr
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lqv vmtx0_f, 0x40,mtx_ptr
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lqv vmtx1_f, 0x50,mtx_ptr
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lqv vmtx2_f, 0x60,mtx_ptr
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lqv vmtx3_f, 0x70,mtx_ptr
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### VERTEX 0
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ldv vpos.e0, 0, src_ptr // Load v0 X, Y, Z
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ldv vpos.e4, 16, src_ptr // Load v1 X, Y, Z
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# matrix multiply
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vmudn v___, vmtx0_f, vpos.xxxxXXXX
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vmadh v___, vmtx0_i, vpos.xxxxXXXX
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vmadn v___, vmtx1_f, vpos.yyyyYYYY
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vmadh v___, vmtx1_i, vpos.yyyyYYYY
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vmadn v___, vmtx2_f, vpos.zzzzZZZZ
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vmadh v___, vmtx2_i, vpos.zzzzZZZZ
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vmadn v___, vmtx3_f, ONE_W
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vmadh vcspos_i, vmtx3_i, ONE_W
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vmadn vcspos_f, vzero, vzero
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llv vcol.e0, 8, src_ptr // Load v0 RGBA
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llv vtex.e0, 12, src_ptr // Load v0 U, V
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llv vcol.e2, 24, src_ptr // Load v1 RGBA
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llv vtex.e2, 28, src_ptr // Load v1 U, V
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# 32-bit right shift by 5, to keep the clip space coordinates unscaled
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vmudm vcspos_i, vcspos_i, K2048
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vmadl vcspos_f, vcspos_f, K2048
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slv vcol.e0, SCREEN_VTX_RGBA + V0_OFFSET, vtx
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slv vtex.e0, SCREEN_VTX_S_T + V0_OFFSET, vtx
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slv vcol.e2, SCREEN_VTX_RGBA + V1_OFFSET, vtx
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slv vtex.e2, SCREEN_VTX_S_T + V1_OFFSET, vtx
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# Calculate and store clipping flags against CS.W.
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# These will be used for trivial rejections.
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vch v___, vcspos_i, vcspos_i.wwwwWWWW
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vcl v___, vcspos_f, vcspos_f.wwwwWWWW
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cfc2 t0, COP2_CTRL_VCC
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sdv vcspos_i.e0, SCREEN_VTX_CS_POSi + V0_OFFSET, vtx
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sdv vcspos_f.e0, SCREEN_VTX_CS_POSf + V0_OFFSET, vtx
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sdv vcspos_i.e4, SCREEN_VTX_CS_POSi + V1_OFFSET, vtx
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sdv vcspos_f.e4, SCREEN_VTX_CS_POSf + V1_OFFSET, vtx
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###################### VERTEX 2
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ldv vpos.e0, 32, src_ptr // Load v2 X, Y, Z
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ldv vpos.e4, 48, src_ptr // Load v3 X, Y, Z
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andi t2, t0, 0x707 // Isolate X/Y/Z clipping flags
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srl t1, t2, 5 // Shift hi flags to be aligned next to lo flags
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andi t2, t2, 0x7 // Isolate lo clip flags
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or t2, t1 // Merge clip flags (compressed to 6 bits)
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# matrix multiply
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vmudn v___, vmtx0_f, vpos.xxxxXXXX
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vmadh v___, vmtx0_i, vpos.xxxxXXXX
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vmadn v___, vmtx1_f, vpos.yyyyYYYY
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sb t2, (PRIM_VTX_TRCODE + V0_OFFSET)(vtx)
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vmadh v___, vmtx1_i, vpos.yyyyYYYY
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srl t0, t0, 4
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vmadn v___, vmtx2_f, vpos.zzzzZZZZ
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andi t2, t0, 0x707 // Isolate X/Y/Z clipping flags
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vmadh v___, vmtx2_i, vpos.zzzzZZZZ
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srl t1, t2, 5 // Shift hi flags to be aligned next to lo flags
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vmadn v___, vmtx3_f, ONE_W
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andi t2, t2, 0x7 // Isolate lo clip flags
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vmadh vcspos_i, vmtx3_i, ONE_W
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or t2, t1 // Merge clip flags (compressed to 6 bits)
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vmadn vcspos_f, vzero, vzero
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sb t2, (PRIM_VTX_TRCODE + V1_OFFSET)(vtx)
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llv vcol.e4, 40, src_ptr # Load v2 RGBA
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llv vtex.e4, 44, src_ptr # Load v2 U, V
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llv vcol.e6, 56, src_ptr # Load v3 RGBA
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llv vtex.e6, 60, src_ptr # Load v3 U, V
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# 32-bit right shift by 5, to keep the clip space coordinates unscaled
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vmudm vcspos_i, vcspos_i, K2048
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vmadl vcspos_f, vcspos_f, K2048
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slv vcol.e4, SCREEN_VTX_RGBA + V2_OFFSET, vtx
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slv vtex.e4, SCREEN_VTX_S_T + V2_OFFSET, vtx
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slv vcol.e6, SCREEN_VTX_RGBA + V3_OFFSET, vtx
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slv vtex.e6, SCREEN_VTX_S_T + V3_OFFSET, vtx
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# Calculate and store clipping flags against CS.W.
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# These will be used for trivial rejections.
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vch v___, vcspos_i, vcspos_i.wwwwWWWW
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vcl v___, vcspos_f, vcspos_f.wwwwWWWW
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cfc2 t0, COP2_CTRL_VCC
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sdv vcspos_i.e0, SCREEN_VTX_CS_POSi + V2_OFFSET, vtx
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sdv vcspos_f.e0, SCREEN_VTX_CS_POSf + V2_OFFSET, vtx
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andi t2, t0, 0x707 // Isolate X/Y/Z clipping flags
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srl t1, t2, 5 // Shift hi flags to be aligned next to lo flags
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andi t2, t2, 0x7 // Isolate lo clip flags
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or t2, t1 // Merge clip flags (compressed to 6 bits)
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sb t2, (PRIM_VTX_TRCODE + V2_OFFSET)(vtx)
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###################### VERTEX 3
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sdv vcspos_i.e4, SCREEN_VTX_CS_POSi + V3_OFFSET, vtx
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sdv vcspos_f.e4, SCREEN_VTX_CS_POSf + V3_OFFSET, vtx
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srl t0, t0, 4
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andi t2, t0, 0x707 // Isolate X/Y/Z clipping flags
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srl t1, t2, 5 // Shift hi flags to be aligned next to lo flags
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andi t2, t2, 0x7 // Isolate lo clip flags
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or t2, t1 // Merge clip flags (compressed to 6 bits)
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sb t2, (PRIM_VTX_TRCODE + V3_OFFSET)(vtx)
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# now do the actual drawing
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li a1, %lo(VERTEX_CACHE) + V0_OFFSET
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li a2, %lo(VERTEX_CACHE) + V1_OFFSET
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jal GPUCmd_DrawTriangle
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li a3, %lo(VERTEX_CACHE) + V2_OFFSET
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li a1, %lo(VERTEX_CACHE) + V0_OFFSET
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li a2, %lo(VERTEX_CACHE) + V2_OFFSET
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jal GPUCmd_DrawTriangle
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li a3, %lo(VERTEX_CACHE) + V3_OFFSET
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j RSPQ_Loop
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nop
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#undef src_ptr
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#undef vtx
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#undef x
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#undef y
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#undef z
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#undef w
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#undef v___
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#undef vmtx0_i
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#undef vmtx0_f
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#undef vmtx1_i
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#undef vmtx1_f
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#undef vmtx2_i
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#undef vmtx2_f
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#undef vmtx3_i
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#undef vmtx3_f
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#undef vpos
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#undef vcspos_i
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#undef vcspos_f
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.endfunc
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################################################################
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# GL_CalcScreenSpace
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#
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@ -318,12 +507,18 @@ GL_TnL:
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#undef vst_i
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#undef vst_f
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lbu t0, PRIM_VTX_TRCODE(vtx)
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slv vst, SCREEN_VTX_S_T, vtx
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ldv vcspos_f, SCREEN_VTX_CS_POSf,vtx
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jal GL_CalcScreenSpace
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ldv vcspos_i, SCREEN_VTX_CS_POSi,vtx
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# Mark this vertex as having T&L applied
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ori t0, 0x80
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jal GL_CalcScreenSpace
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sb t0, PRIM_VTX_TRCODE(vtx)
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j GL_CalcClipCodes
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move ra, ra2
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@ -342,238 +537,53 @@ GL_TnL:
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.endfunc
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.align 3
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.func GPUCmd_DrawQuad
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GPUCmd_DrawQuad:
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#define vtx a0
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#define mtx_ptr s0
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#define src_ptr s4
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.func GPUCmd_DrawTriangle
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GPUCmd_DrawTriangle:
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#define vtx1 a1
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#define vtx2 a2
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#define vtx3 a3
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#define trcode1 t6
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#define trcode2 t7
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#define trcode3 t8
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sw ra, %lo(DRAW_TRI_RA) # TODO find a register for this
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#define v___ $v01
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#define vmtx0_i $v16 // m00 m01 m02 m03
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#define vmtx0_f $v17
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#define vmtx1_i $v18 // m10 m11 m12 m13
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#define vmtx1_f $v19
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#define vmtx2_i $v20 // m20 m21 m22 m23
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#define vmtx2_f $v21
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#define vmtx3_i $v22 // m30 m31 m32 m03
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#define vmtx3_f $v23
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#define vpos $v24
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#define vcol $v25
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#define vtex $v26
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#define vcspos_i $v28
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#define vcspos_f $v29
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#define tmp t0
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#define v0_cflags t1
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#define v1_cflags t2
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#define v2_cflags t3
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#define v3_cflags t4
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addi src_ptr, rspq_dmem_buf_ptr, %lo(RSPQ_DMEM_BUFFER) - 64
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li vtx, %lo(VERTEX_CACHE)
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li mtx_ptr, %lo(GPU_MATRIX_MVP)
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lqv vmtx0_i, 0x00,mtx_ptr // [m00.I m01.I m02.I m03.I m00.I m01.I m02.I m03.I]
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lqv vmtx1_i, 0x10,mtx_ptr // etc
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lqv vmtx2_i, 0x20,mtx_ptr
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lqv vmtx3_i, 0x30,mtx_ptr
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lqv vmtx0_f, 0x40,mtx_ptr
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lqv vmtx1_f, 0x50,mtx_ptr
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lqv vmtx2_f, 0x60,mtx_ptr
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lqv vmtx3_f, 0x70,mtx_ptr
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// ########################
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// Vertex 0 and 1 transform
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// ########################
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ldv vpos.e0, 0, src_ptr // Load v0 X, Y, Z
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ldv vpos.e4, 16, src_ptr // Load v1 X, Y, Z
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// matrix multiply
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vmudn v___, vmtx0_f, vpos.xxxxXXXX
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vmadh v___, vmtx0_i, vpos.xxxxXXXX
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vmadn v___, vmtx1_f, vpos.yyyyYYYY
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vmadh v___, vmtx1_i, vpos.yyyyYYYY
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vmadn v___, vmtx2_f, vpos.zzzzZZZZ
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vmadh v___, vmtx2_i, vpos.zzzzZZZZ
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vmadn v___, vmtx3_f, ONE_W
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vmadh vcspos_i, vmtx3_i, ONE_W
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vmadn vcspos_f, vzero, vzero
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llv vcol.e0, 8, src_ptr // Load v0 RGBA
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llv vtex.e0, 12, src_ptr // Load v0 U, V
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llv vcol.e2, 24, src_ptr // Load v1 RGBA
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llv vtex.e2, 28, src_ptr // Load v1 U, V
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# 32-bit right shift by 5, to keep the clip space coordinates unscaled
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vmudm vcspos_i, vcspos_i, K2048
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vmadl vcspos_f, vcspos_f, K2048
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slv vcol.e0, SCREEN_VTX_RGBA + V0_OFFSET, vtx
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slv vtex.e0, SCREEN_VTX_S_T + V0_OFFSET, vtx
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slv vcol.e2, SCREEN_VTX_RGBA + V1_OFFSET, vtx
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slv vtex.e2, SCREEN_VTX_S_T + V1_OFFSET, vtx
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# Calculate and store clipping flags against CS.W.
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# These will be used for trivial rejections.
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vch v___, vcspos_i, vcspos_i.wwwwWWWW
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vcl v___, vcspos_f, vcspos_f.wwwwWWWW
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cfc2 tmp, COP2_CTRL_VCC
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sdv vcspos_i.e0, SCREEN_VTX_CS_POSi + V0_OFFSET, vtx
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sdv vcspos_f.e0, SCREEN_VTX_CS_POSf + V0_OFFSET, vtx
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sdv vcspos_i.e4, SCREEN_VTX_CS_POSi + V1_OFFSET, vtx
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sdv vcspos_f.e4, SCREEN_VTX_CS_POSf + V1_OFFSET, vtx
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// ########################
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// Vertex 2 and 3 transform
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// ########################
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ldv vpos.e0, 32, src_ptr // Load v2 X, Y, Z
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ldv vpos.e4, 48, src_ptr // Load v3 X, Y, Z
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andi v0_cflags, tmp, XYZ_CLIP_FLAGS
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srl tmp, tmp, 4
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andi v1_cflags, tmp, XYZ_CLIP_FLAGS
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# matrix multiply
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vmudn v___, vmtx0_f, vpos.xxxxXXXX
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vmadh v___, vmtx0_i, vpos.xxxxXXXX
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vmadn v___, vmtx1_f, vpos.yyyyYYYY
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vmadh v___, vmtx1_i, vpos.yyyyYYYY
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vmadn v___, vmtx2_f, vpos.zzzzZZZZ
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vmadh v___, vmtx2_i, vpos.zzzzZZZZ
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vmadn v___, vmtx3_f, ONE_W
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vmadh vcspos_i, vmtx3_i, ONE_W
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vmadn vcspos_f, vzero, vzero
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llv vcol.e4, 40, src_ptr # Load v2 RGBA
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llv vtex.e4, 44, src_ptr # Load v2 U, V
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llv vcol.e6, 56, src_ptr # Load v3 RGBA
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llv vtex.e6, 60, src_ptr # Load v3 U, V
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# 32-bit right shift by 5, to keep the clip space coordinates unscaled
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vmudm vcspos_i, vcspos_i, K2048
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vmadl vcspos_f, vcspos_f, K2048
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slv vcol.e4, SCREEN_VTX_RGBA + V2_OFFSET, vtx
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slv vtex.e4, SCREEN_VTX_S_T + V2_OFFSET, vtx
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slv vcol.e6, SCREEN_VTX_RGBA + V3_OFFSET, vtx
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slv vtex.e6, SCREEN_VTX_S_T + V3_OFFSET, vtx
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|
||||
# Calculate and store clipping flags against CS.W.
|
||||
# These will be used for trivial rejections.
|
||||
vch v___, vcspos_i, vcspos_i.wwwwWWWW
|
||||
vcl v___, vcspos_f, vcspos_f.wwwwWWWW
|
||||
|
||||
cfc2 tmp, COP2_CTRL_VCC
|
||||
sdv vcspos_i.e0, SCREEN_VTX_CS_POSi + V2_OFFSET, vtx
|
||||
sdv vcspos_f.e0, SCREEN_VTX_CS_POSf + V2_OFFSET, vtx
|
||||
sdv vcspos_i.e4, SCREEN_VTX_CS_POSi + V3_OFFSET, vtx
|
||||
sdv vcspos_f.e4, SCREEN_VTX_CS_POSf + V3_OFFSET, vtx
|
||||
|
||||
andi v2_cflags, tmp, XYZ_CLIP_FLAGS
|
||||
srl tmp, tmp, 4
|
||||
andi v3_cflags, tmp, XYZ_CLIP_FLAGS
|
||||
#undef src_ptr
|
||||
#undef vtx
|
||||
#undef v___
|
||||
|
||||
#undef vmtx0_i
|
||||
#undef vmtx0_f
|
||||
#undef vmtx1_i
|
||||
#undef vmtx1_f
|
||||
#undef vmtx2_i
|
||||
#undef vmtx2_f
|
||||
#undef vmtx3_i
|
||||
#undef vmtx3_f
|
||||
|
||||
#undef vpos
|
||||
#undef vcspos_i
|
||||
#undef vcspos_f
|
||||
|
||||
#define vtx1 a1
|
||||
#define vtx2 a2
|
||||
#define vtx3 a3
|
||||
#define vtx4 a0
|
||||
|
||||
// ########################
|
||||
// Trivial rejection check
|
||||
// ########################
|
||||
// If for any plane, all 4 vertices are outside the plane,
|
||||
// then the quad is out of the viewport and can be trivially rejected
|
||||
and tmp, v0_cflags, v1_cflags
|
||||
and tmp, v2_cflags
|
||||
and tmp, v3_cflags
|
||||
bnez tmp, JrRa
|
||||
# Trivial reject: if all the vertices are out of the same plane (at least one),
|
||||
# the triangle is out of the viewport.
|
||||
# NOTE: This deliberately uses lb instead of lbu so the sign bit is extended.
|
||||
# The MSB of each TR-code is a bit flag that is set if the vertex has already
|
||||
# had T&L applied once.
|
||||
lb trcode1, PRIM_VTX_TRCODE(vtx1)
|
||||
lb trcode2, PRIM_VTX_TRCODE(vtx2)
|
||||
lb trcode3, PRIM_VTX_TRCODE(vtx3)
|
||||
and t0, trcode1, trcode2
|
||||
and t0, trcode3
|
||||
andi t0, 0x3F
|
||||
bnez t0, JrRa
|
||||
nop
|
||||
|
||||
// ########################
|
||||
// Perform rest of T&L
|
||||
// ########################
|
||||
jal GL_TnL
|
||||
li s3, %lo(VERTEX_CACHE) + V0_OFFSET
|
||||
jal GL_TnL
|
||||
li s3, %lo(VERTEX_CACHE) + V1_OFFSET
|
||||
jal GL_TnL
|
||||
li s3, %lo(VERTEX_CACHE) + V2_OFFSET
|
||||
jal GL_TnL
|
||||
li s3, %lo(VERTEX_CACHE) + V3_OFFSET
|
||||
# Perform T&L for each vertex if we haven't already
|
||||
bgezal trcode1, GL_TnL
|
||||
move s3, vtx1
|
||||
|
||||
// ########################
|
||||
// Guardband check
|
||||
// ########################
|
||||
// Check if all vertices fit within guardband
|
||||
lbu v0_cflags, (%lo(VERTEX_CACHE) + V0_OFFSET + SCREEN_VTX_CLIP_CODE)(zero)
|
||||
lbu v1_cflags, (%lo(VERTEX_CACHE) + V1_OFFSET + SCREEN_VTX_CLIP_CODE)(zero)
|
||||
lbu v2_cflags, (%lo(VERTEX_CACHE) + V2_OFFSET + SCREEN_VTX_CLIP_CODE)(zero)
|
||||
lbu v3_cflags, (%lo(VERTEX_CACHE) + V3_OFFSET + SCREEN_VTX_CLIP_CODE)(zero)
|
||||
bgezal trcode2, GL_TnL
|
||||
move s3, vtx2
|
||||
|
||||
or tmp, v0_cflags, v1_cflags
|
||||
or tmp, v2_cflags
|
||||
or tmp, v3_cflags
|
||||
bgezal trcode3, GL_TnL
|
||||
move s3, vtx3
|
||||
|
||||
beqz tmp, DrawQuadForRDP
|
||||
nop
|
||||
|
||||
#undef tmp
|
||||
#undef v0_cflags
|
||||
#undef v1_cflags
|
||||
#undef v2_cflags
|
||||
#undef v3_cflags
|
||||
|
||||
// ########################
|
||||
// Clipped triangle path
|
||||
// ########################
|
||||
// If not, go with slow clipping path
|
||||
|
||||
# now do the actual drawing
|
||||
li a1, %lo(VERTEX_CACHE) + V0_OFFSET
|
||||
li a2, %lo(VERTEX_CACHE) + V1_OFFSET
|
||||
jal DrawClippedTriangle
|
||||
li a3, %lo(VERTEX_CACHE) + V2_OFFSET
|
||||
|
||||
li a1, %lo(VERTEX_CACHE) + V0_OFFSET
|
||||
li a2, %lo(VERTEX_CACHE) + V2_OFFSET
|
||||
jal DrawClippedTriangle
|
||||
li a3, %lo(VERTEX_CACHE) + V3_OFFSET
|
||||
|
||||
j RSPQ_Loop
|
||||
nop
|
||||
.endfunc
|
||||
|
||||
################################################################
|
||||
# DrawClippedTriangle - Breaks a triangle into one or more clipped tris
|
||||
################################################################
|
||||
.func DrawClippedTriangle
|
||||
DrawClippedTriangle:
|
||||
sw ra, %lo(DRAW_TRI_RA) // TODO find a register for this
|
||||
lbu t0, SCREEN_VTX_CLIP_CODE(vtx1)
|
||||
lbu t1, SCREEN_VTX_CLIP_CODE(vtx2)
|
||||
lbu t2, SCREEN_VTX_CLIP_CODE(vtx3)
|
||||
or t5, t0, t1
|
||||
or t5, t2
|
||||
|
||||
move s1, zero
|
||||
jal GL_ClipTriangle
|
||||
beqz t5, gl_draw_single_triangle
|
||||
move s2, zero
|
||||
|
||||
jal GL_ClipTriangle
|
||||
nop
|
||||
|
||||
beqz v1, gl_draw_triangle_end
|
||||
addi s2, -6
|
||||
lhu s5, 0(s1)
|
||||
@ -602,42 +612,11 @@ gl_draw_triangle_end:
|
||||
lw ra, %lo(DRAW_TRI_RA)
|
||||
jr ra
|
||||
nop
|
||||
.endfunc
|
||||
|
||||
################################################################
|
||||
# DrawQuadForRDP - Draws two triangles for a quad
|
||||
################################################################
|
||||
.func DrawQuadForRDP
|
||||
DrawQuadForRDP:
|
||||
lhu a0, %lo(GL_TRI_CMD)
|
||||
lh v0, %lo(GL_TRI_CULL)
|
||||
li a1, %lo(VERTEX_CACHE) + V0_OFFSET + SCREEN_VTX_X
|
||||
li a2, %lo(VERTEX_CACHE) + V1_OFFSET + SCREEN_VTX_X
|
||||
li a3, %lo(VERTEX_CACHE) + V2_OFFSET + SCREEN_VTX_X
|
||||
jal RDPQ_Triangle
|
||||
li s3, %lo(RDPQ_CMD_STAGING)
|
||||
|
||||
jal RDPQ_Send
|
||||
li s4, %lo(RDPQ_CMD_STAGING)
|
||||
|
||||
lhu a0, %lo(GL_TRI_CMD)
|
||||
lh v0, %lo(GL_TRI_CULL)
|
||||
li a1, %lo(VERTEX_CACHE) + V2_OFFSET + SCREEN_VTX_X
|
||||
li a2, %lo(VERTEX_CACHE) + V3_OFFSET + SCREEN_VTX_X
|
||||
li a3, %lo(VERTEX_CACHE) + V0_OFFSET + SCREEN_VTX_X
|
||||
jal RDPQ_Triangle
|
||||
li s3, %lo(RDPQ_CMD_STAGING)
|
||||
|
||||
jal RDPQ_Send
|
||||
li s4, %lo(RDPQ_CMD_STAGING)
|
||||
|
||||
j RSPQ_Loop
|
||||
nop
|
||||
.endfunc
|
||||
|
||||
#undef vtx1
|
||||
#undef vtx2
|
||||
#undef vtx3
|
||||
.endfunc
|
||||
|
||||
#include "rsp_gpu_clipping.inc"
|
||||
#include <rsp_rdpq.inc>
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user