Subversion Repositories Kolibri OS

proc initSharedState uses eax ebx, context:dword

	mov ebx,[context]

	mov [ebx+GLContext.shared_state],eax ;...lists=gl_zalloc(...)

	stdcall gl_zalloc, 4*TEXTURE_HASH_TABLE_SIZE

	mov [ebx+GLContext.shared_state+4],eax ;...texture_hash_table=gl_zalloc(...)

	ret

endp

proc endSharedState uses eax ebx, context:dword

	mov ebx,[context]

;    /* TODO */

;  }

	stdcall gl_free, dword[ebx+GLContext.shared_state] ;lists

	stdcall gl_free, dword[ebx+GLContext.shared_state+4] ;texture_hash_table

	ret

endp

proc glInit uses eax ebx ecx edx, zbuffer1:dword

	stdcall gl_zalloc,sizeof.GLContext

	mov dword[gl_ctx],eax

	mov edx,eax

	mov dword[edx+GLContext.zb],ecx

	mov dword[edx+GLContext.vertex_max],POLYGON_MAX_VERTEX

	stdcall gl_malloc, POLYGON_MAX_VERTEX*sizeof.GLVertex

	mov dword[edx+GLContext.vertex],eax

	xor eax,eax

	mov dword[edx+GLContext.viewport+offs_vpor_xmin],eax

	mov dword[edx+GLContext.viewport+offs_vpor_ymin],eax

	mov eax,[ecx+offs_zbuf_xsize]

	mov dword[edx+GLContext.viewport+offs_vpor_xsize],eax

	mov eax,[ecx+offs_zbuf_ysize]

	mov dword[edx+GLContext.viewport+offs_vpor_ysize],eax

	mov dword[edx+GLContext.viewport+offs_vpor_updated],1

	stdcall initSharedState,edx

	mov dword[edx+GLContext.exec_flag],1

	mov dword[edx+GLContext.compile_flag],0

	mov dword[edx+GLContext.print_flag],0

	mov ecx,MAX_LIGHTS

	mov eax,edx

	add eax,GLContext.lights

	.cycle_0:

		gl_V4_New eax+offs_ligh_ambient, 0.0,0.0,0.0,1.0

		gl_V4_New eax+offs_ligh_diffuse, 1.0,1.0,1.0,1.0

		gl_V4_New eax+offs_ligh_specular, 1.0,1.0,1.0,1.0

		gl_V4_New eax+offs_ligh_position, 0.0,0.0,1.0,0.0

		gl_V3_New eax+offs_ligh_norm_position, 0.0,0.0,1.0

		gl_V3_New eax+offs_ligh_spot_direction, 0.0,0.0,-1.0

		gl_V3_New eax+offs_ligh_norm_spot_direction, 0.0,0.0,-1.0

		mov dword[eax+offs_ligh_spot_exponent],0.0

		mov dword[eax+offs_ligh_spot_cutoff],180.0

		gl_V3_New eax+offs_ligh_attenuation, 1.0,0.0,0.0

		mov dword[eax+offs_ligh_enabled],0

		add eax,sizeof.GLLight

		dec ecx

		cmp ecx,0

	jg .cycle_0

	gl_V4_New edx+GLContext.ambient_light_model, 0.2,0.2,0.2,1.0

	mov dword[edx+GLContext.local_light_model],0

	mov dword[edx+GLContext.lighting_enabled],0

	mov dword[edx+GLContext.light_model_two_side],0

	mov ecx,2 ;for(i=0;i<2;i++)

	mov eax,edx

	add eax,GLContext.materials

	@@:

		gl_V4_New eax+offs_mate_emission, 0.0,0.0,0.0,1.0

		gl_V4_New eax+offs_mate_ambient, 0.2,0.2,0.2,1.0

		gl_V4_New eax+offs_mate_diffuse, 0.8,0.8,0.8,1.0

		gl_V4_New eax+offs_mate_specular, 0.0,0.0,0.0,1.0

		mov dword[eax+offs_mate_shininess], 0.0

		add eax,sizeof.GLMaterial

	loop @b

	mov dword[edx+GLContext.current_color_material_type],GL_AMBIENT_AND_DIFFUSE

	mov dword[edx+GLContext.color_material_enabled],0

	stdcall glInitTextures,edx

	gl_V4_New edx+GLContext.current_color, 1.0,1.0,1.0,1.0

	gl_V3_New edx+GLContext.longcurrent_color, 65535,65535,65535

	mov dword[edx+GLContext.polygon_mode_back],GL_FILL

	mov dword[edx+GLContext.current_cull_face],GL_BACK

	mov dword[edx+GLContext.current_shade_model],GL_SMOOTH

	mov dword[edx+GLContext.cull_face_enabled],0

	gl_V4_New edx+GLContext.clear_color, 0.0,0.0,0.0,0.0

	mov dword[edx+GLContext.clear_depth],0

	mov dword[edx+GLContext.render_mode],GL_RENDER

	mov dword[edx+GLContext.select_buffer],0 ;NULL

	mov dword[edx+GLContext.name_stack_size],0

	mov dword[edx+GLContext.matrix_mode],0

		MAX_MODELVIEW_STACK_DEPTH,MAX_PROJECTION_STACK_DEPTH,MAX_TEXTURE_STACK_DEPTH

	mov ebx,edx

	@@:

		mov edi,[ebx+GLContext.matrix_stack_depth_max]

		shl edi,6 ;вместо imul edi,sizeof(M4)

		stdcall gl_zalloc,edi

		mov [ebx+GLContext.matrix_stack],eax

		mov [ebx+GLContext.matrix_stack_ptr],eax

		add ebx,4

	loop @b

	call glLoadIdentity

	stdcall glMatrixMode,GL_TEXTURE

	call glLoadIdentity

	stdcall glMatrixMode,GL_MODELVIEW

	call glLoadIdentity

	mov dword[edx+GLContext.client_states],0

	mov dword[edx+GLContext.offset_states],0

	mov dword[edx+GLContext.gl_resize_viewport],0 ;NULL

	mov dword[edx+GLContext.specbuf_first],0 ;NULL

	mov dword[edx+GLContext.specbuf_used_counter],0

	mov dword[edx+GLContext.specbuf_num_buffers],0

	mov dword[edx+GLContext.depth_test],0

endp

proc glClose uses eax

	call gl_get_context

	stdcall endSharedState,eax

	stdcall gl_free,eax

	ret

endp

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