forked from KolibriOS/kolibrios
fix in textures
git-svn-id: svn://kolibrios.org@6134 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
IgorA
parent
fc65c2518c
commit
5398730057
@ -8,7 +8,7 @@ CLIP_YMAX equ (1<<3)
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CLIP_ZMIN equ (1<<4)
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CLIP_ZMAX equ (1<<5)
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align 4
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align 16
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proc gl_transform_to_viewport uses eax ebx ecx, context:dword,v:dword
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locals
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point dd ?
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@ -53,6 +53,7 @@ endl
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push ecx
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stdcall RGBFtoRGBI, dword[ebx+offs_vert_color],dword[ebx+offs_vert_color+4],dword[ebx+offs_vert_color+8]
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jmp .end_if
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align 4
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@@:
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; no need to convert to integer if no lighting : take current color
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mov ecx,[eax+offs_cont_longcurrent_color]
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@ -74,14 +75,14 @@ endl
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mov dword[point],dword(ZB_POINT_T_MAX - ZB_POINT_T_MIN)
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fild dword[point]
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fmul dword[ebx+offs_vert_tex_coord+4] ;st0 *= v.tex_coord.Y
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fmul dword[ebx+offs_vert_tex_coord+offs_Y] ;st0 *= v.tex_coord.Y
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fistp dword[ebx+offs_vert_zp+offs_zbup_t]
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add dword[ebx+offs_vert_zp+offs_zbup_s],ZB_POINT_T_MIN
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@@:
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ret
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endp
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align 4
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align 16
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proc gl_add_select1 uses eax ebx ecx, context:dword, z1:dword,z2:dword,z3:dword
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mov eax,[z1]
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mov ebx,eax
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@ -113,7 +114,7 @@ endp
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; point
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align 4
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align 16
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proc gl_draw_point uses eax ebx, context:dword, p0:dword
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mov ebx,[p0]
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cmp dword[ebx+offs_vert_clip_code],0 ;if (p0.clip_code == 0)
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@ -123,6 +124,7 @@ proc gl_draw_point uses eax ebx, context:dword, p0:dword
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jne .els
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stdcall gl_add_select, eax,dword[ebx+offs_vert_zp+offs_zbup_z],dword[ebx+offs_vert_zp+offs_zbup_z] ;p0.zp.z,p0.zp.z
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jmp @f
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align 4
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.els:
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add ebx,offs_vert_zp
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stdcall ZB_plot, dword[eax+offs_cont_zb],ebx
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@ -132,7 +134,7 @@ endp
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; line
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align 4
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align 16
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proc interpolate uses eax ebx ecx, q:dword,p0:dword,p1:dword,t:dword
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mov eax,[q]
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mov ebx,[p0]
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@ -195,7 +197,7 @@ endp
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; Line Clipping algorithm from 'Computer Graphics', Principles and
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; Practice
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; tmin,tmax -> &float
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align 4
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align 16
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proc ClipLine1 uses ebx, denom:dword,num:dword,tmin:dword,tmax:dword
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fld dword[denom]
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ftst
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@ -217,6 +219,7 @@ proc ClipLine1 uses ebx, denom:dword,num:dword,tmin:dword,tmax:dword
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jbe .r1_f1 ;if (t>*tmin) *tmin=t
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fstp dword[ebx]
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jmp .r1
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align 4
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.els_0: ;else if (denom<0)
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jae .els_1
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fld dword[num]
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@ -234,6 +237,7 @@ proc ClipLine1 uses ebx, denom:dword,num:dword,tmin:dword,tmax:dword
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jae .r1_f1
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fstp dword[ebx] ;if (t<*tmin) *tmax=t
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jmp .r1
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align 4
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.els_1: ;else if (num>0)
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ffree st0 ;denom
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fincstp
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@ -243,13 +247,14 @@ proc ClipLine1 uses ebx, denom:dword,num:dword,tmin:dword,tmax:dword
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sahf
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ja .r0_f1 ;if (num>0) return 0
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jmp .r1_f1
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align 4
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.r0_f1: ;return 0 & free st0
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ffree st0
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fincstp
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.r0: ;return 0
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xor eax,eax
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jmp .end_f
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align 4
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.r1_f1: ;return 1 & free st0
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ffree st0
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fincstp
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@ -260,7 +265,7 @@ proc ClipLine1 uses ebx, denom:dword,num:dword,tmin:dword,tmax:dword
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ret
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endp
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align 4
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align 16
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proc gl_draw_line, context:dword, p1:dword, p2:dword
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locals
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d_x dd ?
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@ -291,6 +296,7 @@ pushad
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stdcall gl_add_select1, edx,dword[edi+offs_vert_zp+offs_zbup_z],\
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dword[esi+offs_vert_zp+offs_zbup_z],dword[esi+offs_vert_zp+offs_zbup_z]
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jmp .end_f
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align 4
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.els_1:
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add edi,offs_vert_zp
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add esi,offs_vert_zp
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@ -302,15 +308,17 @@ pushad
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;if (context.depth_test)
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call ZB_line_z ;, dword[edx+offs_cont_zb],edi,esi
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jmp .end_f
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align 4
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.els_2:
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call ZB_line ;, dword[edx+offs_cont_zb],edi,esi
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jmp .end_f
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align 4
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.els_i:
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;else if ( (p1.clip_code & p2.clip_code) != 0 )
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mov eax,[edi+offs_vert_clip_code]
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and eax,[esi+offs_vert_clip_code]
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cmp eax,0
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jne .end_f
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or eax,eax
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jnz .end_f
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.els_0:
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fld dword[esi+offs_vert_pc+offs_X]
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@ -454,6 +462,7 @@ pushad
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je .els_3
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call ZB_line_z ;(context.zb,&q1.zp,&q2.zp)
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jmp .end_f
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align 4
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.els_3:
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call ZB_line ;(context.zb,&q1.zp,&q2.zp)
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.end_f:
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@ -509,6 +518,7 @@ end if
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fldz
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fst dword[t] ;t=0
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jmp .e_zero
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align 4
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@@: ;else
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fld dword[edx+offs#dir]
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if sign eq 0
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@ -543,37 +553,37 @@ end if
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mov eax,[t]
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}
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align 4
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align 16
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proc clip_xmin uses ebx ecx edx, c:dword, a:dword, b:dword
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clip_func 0,_X,_Y,_Z
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ret
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endp
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align 4
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align 16
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proc clip_xmax uses ebx ecx edx, c:dword, a:dword, b:dword
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clip_func 1,_X,_Y,_Z
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ret
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endp
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align 4
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align 16
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proc clip_ymin uses ebx ecx edx, c:dword, a:dword, b:dword
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clip_func 0,_Y,_X,_Z
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ret
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endp
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align 4
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align 16
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proc clip_ymax uses ebx ecx edx, c:dword, a:dword, b:dword
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clip_func 1,_Y,_X,_Z
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ret
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endp
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align 4
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align 16
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proc clip_zmin uses ebx ecx edx, c:dword, a:dword, b:dword
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clip_func 0,_Z,_X,_Y
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ret
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endp
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align 4
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align 16
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proc clip_zmax uses ebx ecx edx, c:dword, a:dword, b:dword
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clip_func 1,_Z,_X,_Y
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ret
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@ -582,7 +592,7 @@ endp
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align 4
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clip_proc dd clip_xmin,clip_xmax, clip_ymin,clip_ymax, clip_zmin,clip_zmax
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align 4
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align 16
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proc updateTmp uses eax ebx ecx edx, context:dword, q:dword, p0:dword, p1:dword, t:dword
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mov ebx,[q]
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mov edx,[context]
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@ -606,6 +616,7 @@ proc updateTmp uses eax ebx ecx edx, context:dword, q:dword, p0:dword, p1:dword,
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fadd dword[eax+offs_vert_color+8]
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fstp dword[ebx+offs_vert_color+8] ;q.color.v[2]=p0.color.v[2] + (p1.color.v[2]-p0.color.v[2])*t
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jmp @f
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align 4
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.els_0:
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mov ecx,[eax+offs_vert_color]
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mov [ebx+offs_vert_color],ecx ;q.color.v[0]=p0.color.v[0]
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@ -648,7 +659,7 @@ proc updateTmp uses eax ebx ecx edx, context:dword, q:dword, p0:dword, p1:dword,
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ret
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endp
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align 4
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align 16
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proc gl_draw_triangle, context:dword, p0:dword, p1:dword, p2:dword
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locals
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cc rd 3
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@ -716,6 +727,7 @@ pushad
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je .end_f
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stdcall dword[edi+offs_cont_draw_triangle_front], edi,ebx,ecx,edx
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jmp .end_f
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align 4
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@@:
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cmp dword[edi+offs_cont_current_cull_face],GL_FRONT
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jne .end_f
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@ -723,15 +735,18 @@ pushad
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jne .end_f
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stdcall dword[edi+offs_cont_draw_triangle_back], edi,ebx,ecx,edx
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jmp .end_f
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align 4
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.els_1:
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; no culling
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cmp dword[front],0
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je @f
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stdcall dword[edi+offs_cont_draw_triangle_front], edi,ebx,ecx,edx
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jmp .end_f
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align 4
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@@:
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stdcall dword[edi+offs_cont_draw_triangle_back], edi,ebx,ecx,edx
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jmp .end_f
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align 4
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.els_0:
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;eax = cc[2]
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and eax,[cc]
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@ -744,7 +759,7 @@ popad
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ret
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endp
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align 4
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align 16
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proc gl_draw_triangle_clip, context:dword, p0:dword, p1:dword, p2:dword, clip_bit:dword
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locals
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co dd ?
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@ -774,6 +789,7 @@ pushad
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jnz .els_0
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stdcall gl_draw_triangle, [context],ebx,ecx,edx
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jmp .end_f
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align 4
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.els_0:
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;eax = cc[2]
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and eax,[cc]
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@ -796,6 +812,7 @@ pushad
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jnz .cycle_0_end
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inc dword[clip_bit]
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jmp .cycle_0
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align 4
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.cycle_0_end:
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; this test can be true only in case of rounding errors
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@ -837,6 +854,7 @@ end if
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mov [q+4],ecx
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mov [q+8],edx
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jmp .els_2_end
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align 4
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.els_2:
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mov eax,[cc+4]
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and eax,[clip_mask]
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@ -847,6 +865,7 @@ end if
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mov [q+4],edx
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mov [q+8],ebx
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jmp .els_2_end
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align 4
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.els_3:
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;q[0]=p2 q[1]=p0 q[2]=p1
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mov [q],edx
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@ -908,6 +927,7 @@ end if
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add edi,sizeof.GLVertex ;edi = &tmp2
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stdcall gl_draw_triangle_clip,[context],edi ;gl_draw_triangle_clip(c,&tmp2,&tmp1,q[2],clip_bit+1)
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jmp .end_f
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align 4
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.els_1:
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; two points outside
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mov eax,[cc]
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@ -919,6 +939,7 @@ end if
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mov [q+4],ecx
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mov [q+8],edx
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jmp .els_4_end
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align 4
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.els_4:
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mov eax,[cc+4]
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and eax,[clip_mask]
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@ -929,6 +950,7 @@ end if
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mov [q+4],edx
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mov [q+8],ebx
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jmp .els_4_end
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align 4
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.els_5:
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;q[0]=p2 q[1]=p0 q[2]=p1
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mov [q],edx
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@ -977,7 +999,7 @@ popad
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ret
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endp
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align 4
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align 16
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proc gl_draw_triangle_select uses eax, context:dword, p0:dword,p1:dword,p2:dword
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mov eax,[p2]
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push dword[eax+offs_vert_zp+offs_Z]
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@ -995,7 +1017,7 @@ if PROFILE eq 1
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count_pixels dd ?
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end if
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align 4
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align 16
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proc gl_draw_triangle_fill, context:dword, p0:dword,p1:dword,p2:dword
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pushad
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if PROFILE eq 1
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@ -1030,8 +1052,19 @@ end if
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stdcall ZB_setTexture, dword[edx+offs_cont_zb],dword[eax]
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mov eax,[p0]
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add eax,offs_vert_zp
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stdcall ZB_fillTriangleMappingPerspective, dword[edx+offs_cont_zb],eax,ebx,ecx
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push ecx
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push ebx
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push eax
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push dword[edx+offs_cont_zb]
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cmp dword[edx+offs_cont_matrix_model_projection_no_w_transform],0
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je @f
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call ZB_fillTriangleMappingPerspective
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jmp .end_f
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align 4
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@@:
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call ZB_fillTriangleMapping
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jmp .end_f
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align 4
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.els_i:
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mov eax,[p0]
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add eax,offs_vert_zp
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@ -1040,6 +1073,7 @@ end if
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;else if (context.current_shade_model == GL_SMOOTH)
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stdcall ZB_fillTriangleSmooth, dword[edx+offs_cont_zb],eax,ebx,ecx
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jmp .end_f
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align 4
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.els:
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stdcall ZB_fillTriangleFlat, dword[edx+offs_cont_zb],eax,ebx,ecx
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.end_f:
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@ -1049,13 +1083,14 @@ endp
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; Render a clipped triangle in line mode
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align 4
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align 16
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proc gl_draw_triangle_line uses eax ebx ecx edx, context:dword, p0:dword,p1:dword,p2:dword
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mov edx,[context]
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cmp dword[edx+offs_cont_depth_test],0
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je .els
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lea ecx,[ZB_line_z]
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jmp @f
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align 4
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.els:
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lea ecx,[ZB_line]
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@@:
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@ -1095,7 +1130,7 @@ proc gl_draw_triangle_line uses eax ebx ecx edx, context:dword, p0:dword,p1:dwor
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endp
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; Render a clipped triangle in point mode
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align 4
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align 16
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proc gl_draw_triangle_point uses eax ebx edx, context:dword, p0:dword,p1:dword,p2:dword
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mov edx,[context]
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mov eax,[p0]
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@ -0,0 +1,38 @@
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if not exist bin mkdir bin
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if not exist bin\text_1.png @copy text_1.png bin\text_1.png
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if not exist bin\toolb_1.png @copy toolb_1.png bin\toolb_1.png
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if not exist bin\font8x9.bmp @copy ..\..\..\..\..\fs\kfar\trunk\font8x9.bmp bin\font8x9.bmp
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if not exist bin\tinygl.obj @fasm.exe -m 16384 ..\tinygl.asm bin\tinygl.obj
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@fasm.exe -m 16384 test0.asm bin\test0.kex
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@fasm.exe -m 16384 test1.asm bin\test1.kex
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@fasm.exe -m 16384 test2.asm bin\test2.kex
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@fasm.exe -m 16384 test3.asm bin\test3.kex
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@fasm.exe -m 16384 test_array0.asm bin\test_array0.kex
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@fasm.exe -m 16384 test_array1.asm bin\test_array1.kex
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@fasm.exe -m 16384 test_glu0.asm bin\test_glu0.kex
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@fasm.exe -m 16384 test_glu1.asm bin\test_glu1.kex
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@fasm.exe -m 16384 test_glu2.asm bin\test_glu2.kex
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@fasm.exe -m 16384 gears.asm bin\gears.kex
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@fasm.exe -m 16384 textures0.asm bin\textures0.kex
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@kpack bin\test0.kex
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@kpack bin\test1.kex
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@kpack bin\test2.kex
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@kpack bin\test3.kex
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@kpack bin\test_array0.kex
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@kpack bin\test_array1.kex
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@kpack bin\test_glu0.kex
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@kpack bin\test_glu1.kex
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@kpack bin\test_glu2.kex
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@kpack bin\gears.kex
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@kpack bin\textures0.kex
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pause
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@ -39,7 +39,7 @@ end if
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add [z],eax
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}
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align 4
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align 16
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proc ZB_fillTriangleFlat, zb:dword, p0:dword, p1:dword, p2:dword
|
||||
locals
|
||||
if TGL_FEATURE_RENDER_BITS eq 24
|
||||
@ -94,12 +94,12 @@ end if
|
||||
add [ob1],eax
|
||||
}
|
||||
|
||||
align 4
|
||||
align 16
|
||||
proc ZB_fillTriangleSmooth, zb:dword, p0:dword, p1:dword, p2:dword
|
||||
locals
|
||||
include 'ztriangle.inc'
|
||||
|
||||
align 4
|
||||
align 16
|
||||
proc ZB_setTexture uses eax ebx, zb:dword, texture:dword
|
||||
mov eax,[zb]
|
||||
mov ebx,[texture]
|
||||
@ -120,6 +120,7 @@ macro DRAW_INIT
|
||||
macro PUT_PIXEL _a
|
||||
{
|
||||
local .end_0
|
||||
local .in_mem
|
||||
mov eax,[z]
|
||||
shr eax,ZB_POINT_Z_FRAC_BITS
|
||||
cmp ax,word[esi+2*_a] ;if (zz >= pz[_a])
|
||||
@ -131,6 +132,10 @@ if TGL_FEATURE_RENDER_BITS eq 24
|
||||
and ebx,0x3fc00000
|
||||
or ebx,[s]
|
||||
shr ebx,14
|
||||
cmp ebx,256*256-1 ;проверка на выход за пределы текстуры
|
||||
jl .in_mem ;координата 1.0,1.0 может выползать
|
||||
mov ebx,256*256-1 ;переход на последний пиксель текстуры
|
||||
.in_mem:
|
||||
imul ebx,3
|
||||
add ebx,[texture] ;ptr = texture + (((t & 0x3fc00000) | s) >> 14) * 3
|
||||
mov ax,word[ebx]
|
||||
@ -149,7 +154,7 @@ end if
|
||||
add [t],eax
|
||||
}
|
||||
|
||||
align 4
|
||||
align 16
|
||||
proc ZB_fillTriangleMapping, zb:dword, p0:dword, p1:dword, p2:dword
|
||||
locals
|
||||
texture dd ? ;PIXEL*
|
||||
@ -188,6 +193,7 @@ macro DRAW_INIT
|
||||
macro PUT_PIXEL _a
|
||||
{
|
||||
local .end_0
|
||||
local .in_mem
|
||||
mov eax,[z]
|
||||
shr eax,ZB_POINT_Z_FRAC_BITS
|
||||
cmp ax,word[esi+2*_a] ;if (zz >= pz[_a])
|
||||
@ -201,6 +207,15 @@ if TGL_FEATURE_RENDER_BITS eq 24
|
||||
and eax,0x003fc000
|
||||
or ebx,eax
|
||||
shr ebx,14
|
||||
if 1
|
||||
; не знаю нужна ли сдесь эта проверка
|
||||
; функция ZB_fillTriangleMapping без нее не работает
|
||||
; на всякий случай делаю и тут такое же
|
||||
cmp ebx,256*256-1 ;проверка на выход за пределы текстуры
|
||||
jl .in_mem ;координата 1.0,1.0 может выползать
|
||||
mov ebx,256*256-1 ;переход на последний пиксель текстуры
|
||||
.in_mem:
|
||||
end if
|
||||
imul ebx,3
|
||||
add ebx,[texture] ;ptr = texture + (((t & 0x3fc00000) | (s & 0x003FC000)) >> 14) * 3
|
||||
mov ax,word[ebx]
|
||||
@ -230,10 +245,9 @@ if TGL_FEATURE_RENDER_BITS eq 24
|
||||
mov edi,[x1]
|
||||
sub eax,edi
|
||||
mov [n],eax ;n = (x2 >> 16) - x1
|
||||
fld1
|
||||
fld1
|
||||
fild dword[z1]
|
||||
fst dword[f_z] ;fz = (float)z1
|
||||
;fld1
|
||||
fdivp
|
||||
fstp dword[zinv] ;zinv = 1.0 / fz
|
||||
imul edi,PSZB
|
||||
@ -267,11 +281,10 @@ align 4
|
||||
fadd dword[dtzdx]
|
||||
fmul dword[zinv]
|
||||
fistp dword[dtdx] ;dtdx = (int)( (dtzdx - tt*fdzdx)*zinv )
|
||||
fld1
|
||||
fld1
|
||||
fld dword[f_z]
|
||||
fadd dword[fndzdx]
|
||||
fst dword[f_z] ;fz += fndzdx
|
||||
;fld1
|
||||
fdivp
|
||||
fstp dword[zinv] ;zinv = 1.0 / fz
|
||||
PUT_PIXEL 0
|
||||
@ -292,6 +305,7 @@ fld1
|
||||
fadd dword[t_z]
|
||||
fstp dword[t_z] ;tz += ndtzdx
|
||||
jmp .cycle_2
|
||||
align 4
|
||||
.cycle_2_end:
|
||||
fld dword[zinv]
|
||||
fld st0
|
||||
@ -318,11 +332,12 @@ align 4
|
||||
add edi,PSZB ;pp += PSZB
|
||||
dec dword[n]
|
||||
jmp .cycle_3
|
||||
align 4
|
||||
.cycle_3_end:
|
||||
end if
|
||||
}
|
||||
|
||||
align 4
|
||||
align 16
|
||||
proc ZB_fillTriangleMappingPerspective, zb:dword, p0:dword, p1:dword, p2:dword
|
||||
locals
|
||||
texture dd ? ;PIXEL *
|
||||
@ -386,7 +401,7 @@ local .end_0
|
||||
fstp dword[t_z]
|
||||
}
|
||||
|
||||
align 4
|
||||
align 16
|
||||
proc ZB_fillTriangleMappingPerspective, zb:dword, p0:dword, p1:dword, p2:dword
|
||||
locals
|
||||
texture dd ? ;PIXEL*
|
||||
|
||||
Loading…
Reference in New Issue
Block a user