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add arrays example

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git-svn-id: svn://kolibrios.org@5337 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
IgorA
2014-12-31 18:29:11 +00:00
parent 4d1b17a1d0
commit 82bb415d1c
4 changed files with 467 additions and 12 deletions
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274
programs/develop/libraries/TinyGL/asm_fork/arrays.asm
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@@ -3,6 +3,10 @@ COLOR_ARRAY equ 0x0002
NORMAL_ARRAY equ 0x0004
TEXCOORD_ARRAY equ 0x0008
;glArrayElement - использование (рисование) одного элемента из массива
;glDrawArrays - рисование всех элементов в массиве
;glDrawElements - рисование тех элементов в массиве, которые заданны в массиве индексов
align 4
proc glopArrayElement uses eax ebx ecx edx, context:dword, param:dword
locals
@@ -18,8 +22,7 @@ endl
add ecx,[eax+offs_cont_color_array_stride]
imul ecx,ebx
shl ecx,2
add ecx,eax
add ecx,offs_cont_color_array ;ecx = &context.color_array[i]
add ecx,[eax+offs_cont_color_array] ;ecx = &context.color_array[i]
mov ebx,ebp
sub ebx,20 ;=sizeof(dd)*5
mov edx,[ecx]
@@ -36,7 +39,7 @@ endl
mov edx,[ecx+12]
.l1:
mov [ebx+16],edx
stdcall glopColor, eax, ebx
stdcall glopColor, eax,ebx
@@:
bt dword[eax+offs_cont_client_states],2 ;2^2=NORMAL_ARRAY
jnc @f
@@ -44,8 +47,7 @@ endl
add esi,3
imul esi,ebx
shl esi,2
add esi,eax
add esi,offs_cont_normal_array ;esi = &normal_array[ebx * (3 + c->normal_array_stride)]
add esi,[eax+offs_cont_normal_array] ;esi = &normal_array[ebx * (3 + c->normal_array_stride)]
mov edi,eax
add edi,offs_cont_current_normal
mov ecx,3
@@ -58,8 +60,7 @@ endl
add ecx,[eax+offs_cont_texcoord_array_stride]
imul ecx,ebx
shl ecx,2
add ecx,eax
add ecx,offs_cont_texcoord_array ;ecx = &context.texcoord_array[i]
add ecx,[eax+offs_cont_texcoord_array] ;ecx = &context.texcoord_array[i]
mov edx,[ecx]
mov [eax+offs_cont_current_tex_coord],edx
mov edx,[ecx+4]
@@ -90,8 +91,7 @@ endl
add ecx,[eax+offs_cont_vertex_array_stride]
imul ecx,ebx
shl ecx,2
add ecx,eax
add ecx,offs_cont_vertex_array ;ecx = &context.vertex_array[i]
add ecx,[eax+offs_cont_vertex_array] ;ecx = &context.vertex_array[i]
mov ebx,ebp
sub ebx,20 ;=sizeof(dd)*5
mov edx,[ecx]
@@ -107,7 +107,6 @@ endl
mov edx,[ecx+8]
.l7:
mov [ebx+12],edx
cmp dword[eax+offs_cont_vertex_array_size],3
jg .l8
mov edx,1.0
@@ -117,7 +116,7 @@ endl
.l9:
mov [ebx+16],edx
stdcall glopVertex, eax, ebx
stdcall glopVertex, eax,ebx
@@:
ret
endp
@@ -137,6 +136,257 @@ endl
ret
endp
align 4
proc glopDrawArrays, context:dword, param:dword
locals
vi dd ?
idx dd ?
states dd ?
size dd ?
p rd 8 ;функция glopColor требует 8 параметров, другие функции требуют меньше, берем по максимуму что-бы не портить стек
endl
pushad
mov edx,[context]
mov ebx,[param]
mov ecx,[ebx+12] ;count = param[3].i
mov eax,[edx+offs_cont_client_states]
mov [states],eax
mov eax,[ebx+8]
mov [idx],eax ;param[2].i
mov eax,[ebx+4]
mov [p+4],eax ;p[1].i = param[1].i
mov eax,ebp
sub eax,32 ;=sizeof(dd)*8
stdcall glopBegin, edx,eax
mov dword[vi],0
align 4
.cycle_0: ;for (int vi=0; vi<count; vi++)
cmp dword[vi],ecx
jge .cycle_0_end
bt dword[states],1 ;2^1=COLOR_ARRAY
jnc @f
mov esi,[edx+offs_cont_color_array_size]
mov [size],esi
add esi,[edx+offs_cont_color_array_stride]
imul esi,[idx] ;esi = i
shl esi,2
add esi,[edx+offs_cont_color_array] ;esi = &context.color_array[i]
mov edi,ebp
sub edi,28 ;edi = &p[1]
movsd ;p[1].f = context.color_array[i]
movsd
movsd
cmp dword[size],3
jle .e1
movsd
sub edi,20 ;&p[0]
jmp .e2
.e1:
mov dword[edi],1.0 ;если задано 3 параметра, то 4-й ставим по умолчанию 1.0
sub edi,16 ;&p[0]
.e2:
mov ebx,ebp
sub ebx,12 ;ebp-12 = &p[5]
push ebx
add ebx,4 ;ebp-8 = &p[6]
push ebx
add ebx,4 ;ebp-4 = &p[7]
push ebx
stdcall RGBFtoRGBI,[edi+12],[edi+8],[edi+4] ;call: r,g,b,&p[7],&p[6],&p[5]
stdcall glopColor, edx,edi ;(context, p(op,rf,gf,bf,af,ri,gi,bi))
@@:
bt dword[states],2 ;2^2=NORMAL_ARRAY
jnc @f
mov esi,[edx+offs_cont_normal_array_stride]
add esi,3
imul esi,[idx]
shl esi,2
add esi,[edx+offs_cont_normal_array] ;esi = &context.normal_array[ idx * (3 + context.normal_array_stride) ]
mov edi,edx
add edi,offs_cont_current_normal
movsd ;context.current_normal.X = context.normal_array[i]
movsd
movsd
mov dword[edi],0.0 ;context.current_normal.W = 0.0f
@@:
bt dword[states],3 ;2^3=TEXCOORD_ARRAY
jnc @f
mov esi,[edx+offs_cont_texcoord_array_size]
mov [size],esi
add esi,[edx+offs_cont_texcoord_array_stride]
imul esi,[idx] ;esi = i
shl esi,2
add esi,[edx+offs_cont_texcoord_array] ;esi = &context.texcoord_array[i]
mov edi,edx
add edi,offs_cont_current_tex_coord
movsd ;context.current_tex_coord.X = ccontext.texcoord_array[i]
movsd
cmp dword[size],2
jle .e3
movsd
jmp .e4
.e3:
mov dword[edi],0.0 ;если задано 2 параметра, то 3-й ставим по умолчанию 0.0
add edi,4
.e4:
cmp dword[size],3
jle .e5
movsd
jmp @f
.e5:
mov dword[edi],1.0 ;если задано 3 параметра, то 4-й ставим по умолчанию 1.0
@@:
bt dword[states],0 ;2^0=VERTEX_ARRAY
jnc @f
mov esi,[edx+offs_cont_vertex_array_size]
mov [size],esi
add esi,[edx+offs_cont_vertex_array_stride]
imul esi,[idx] ;esi = i
shl esi,2
add esi,[edx+offs_cont_vertex_array] ;esi = &context.vertex_array[i]
mov edi,ebp
sub edi,28 ;edi = &p[1]
movsd ;p[1].f = context.vertex_array[i]
movsd
cmp dword[size],2
jle .e6
movsd
jmp .e7
.e6:
mov dword[edi],0.0 ;если задано 2 параметра, то 3-й ставим по умолчанию 0.0
add edi,4
.e7:
cmp dword[size],3
jle .e8
movsd
sub edi,20 ;edi=&p[0]
jmp .e9
.e8:
mov dword[edi],1.0 ;если задано 3 параметра, то 4-й ставим по умолчанию 1.0
sub edi,16 ;edi=&p[0]
.e9:
stdcall glopVertex, edx,edi
@@:
inc dword[idx]
inc dword[vi]
jmp .cycle_0
.cycle_0_end:
;mov eax,ebp
;sub eax,32 ;=sizeof(dd)*8
stdcall glopEnd, edx,eax
popad
ret
endp
align 4
proc glDrawArrays uses eax, mode:dword, first:dword, count:dword
locals
p rd 4
endl
mov dword[p],OP_DrawArrays
mov eax,[mode]
mov dword[p+4],eax
mov eax,[first]
mov dword[p+8],eax
mov eax,[count]
mov dword[p+12],eax
mov eax,ebp
sub eax,16 ;=sizeof(dd)*4
stdcall gl_add_op,eax
ret
endp
align 4
proc glopDrawElements uses eax ebx edx, context:dword, param:dword
locals
p rd 5
endl
mov edx,[context]
mov ebx,[param]
;int i;
;int idx;
;int states = c->client_states;
;int count = param[2].i;
;int type = param[3].i;
;unsigned int *indices_u32 = (unsigned int*)param[4].p;
;unsigned short *indices_u16 = (unsigned short*)indices_u32;
mov eax,[ebx+4]
mov [p+4],eax ;p[1].i = param[1].i
mov eax,ebp
sub eax,20 ;=sizeof(dd)*5
stdcall glopBegin, edx,eax
; for (int ii=0; ii<count; ii++) {
; idx = (type == GL_UNSIGNED_INT) ? indices_u32[ii] : indices_u16[ii];
; if (states & COLOR_ARRAY) {
; GLParam p[5];
; int size = c->color_array_size;
; i = idx * (size + c->color_array_stride);
; p[1].f = c->color_array[i];
; p[2].f = c->color_array[i+1];
; p[3].f = c->color_array[i+2];
; p[4].f = size > 3 ? c->color_array[i+3] : 1.0f;
; glopColor(c, p);
; }
; if (states & NORMAL_ARRAY) {
; i = idx * (3 + c->normal_array_stride);
; c->current_normal.X = c->normal_array[i];
; c->current_normal.Y = c->normal_array[i+1];
; c->current_normal.Z = c->normal_array[i+2];
; c->current_normal.W = 0.0f;
; }
; if (states & TEXCOORD_ARRAY) {
; int size = c->texcoord_array_size;
; i = idx * (size + c->texcoord_array_stride);
; c->current_tex_coord.X = c->texcoord_array[i];
; c->current_tex_coord.Y = c->texcoord_array[i+1];
; c->current_tex_coord.Z = size > 2 ? c->texcoord_array[i+2] : 0.0f;
; c->current_tex_coord.W = size > 3 ? c->texcoord_array[i+3] : 1.0f;
; }
; if (states & VERTEX_ARRAY) {
; GLParam p[5];
; int size = c->vertex_array_size;
; i = idx * (size + c->vertex_array_stride);
; p[1].f = c->vertex_array[i];
; p[2].f = c->vertex_array[i+1];
; p[3].f = size > 2 ? c->vertex_array[i+2] : 0.0f;
; p[4].f = size > 3 ? c->vertex_array[i+3] : 1.0f;
; glopVertex(c, p);
; }
; }
mov eax,ebp
sub eax,20 ;=sizeof(dd)*5
stdcall glopEnd, edx,eax
ret
endp
align 4
proc glDrawElements uses eax, mode:dword, count:dword, type:dword, indices:dword
locals
p rd 5
endl
;assert(type == GL_UNSIGNED_SHORT || type == GL_UNSIGNED_INT/* nonstandard */);
mov dword[p],OP_DrawElements
mov eax,[mode]
mov dword[p+4],eax
mov eax,[count]
mov dword[p+8],eax
mov eax,[type]
mov dword[p+12],eax
mov eax,[indices]
mov dword[p+16],eax
mov eax,ebp
sub eax,20 ;=sizeof(dd)*5
stdcall gl_add_op,eax
ret
endp
align 4
proc glopEnableClientState uses eax ebx, context:dword, p:dword
mov eax,[context]
@@ -247,7 +497,7 @@ locals
endl
; assert(type == GL_FLOAT);
mov dword[p],OP_TexCoordPointer
mov dword[p],OP_VertexPointer
mov eax,[size]
mov dword[p+4],eax
mov eax,[stride]