2 * WINED3D draw functions
4 * Copyright 2002-2004 Jason Edmeades
5 * Copyright 2002-2004 Raphael Junqueira
6 * Copyright 2004 Christian Costa
7 * Copyright 2005 Oliver Stieber
8 * Copyright 2006, 2008 Henri Verbeet
9 * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
10 * Copyright 2009 Henri Verbeet for CodeWeavers
12 * This library is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU Lesser General Public
14 * License as published by the Free Software Foundation; either
15 * version 2.1 of the License, or (at your option) any later version.
17 * This library is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * Lesser General Public License for more details.
22 * You should have received a copy of the GNU Lesser General Public
23 * License along with this library; if not, write to the Free Software
24 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
28 #include "wine/port.h"
30 #include "wined3d_private.h"
32 WINE_DEFAULT_DEBUG_CHANNEL(d3d_draw
);
33 WINE_DECLARE_DEBUG_CHANNEL(d3d_perf
);
38 /* Context activation is done by the caller. */
39 static void drawStridedFast(const struct wined3d_gl_info
*gl_info
, GLenum primitive_type
, UINT count
, UINT idx_size
,
40 const void *idx_data
, UINT start_idx
, INT base_vertex_index
, UINT start_instance
, UINT instance_count
)
44 GLenum idxtype
= idx_size
== 2 ? GL_UNSIGNED_SHORT
: GL_UNSIGNED_INT
;
48 FIXME("Start instance (%u) not supported.\n", start_instance
);
49 if (gl_info
->supported
[ARB_DRAW_ELEMENTS_BASE_VERTEX
])
51 GL_EXTCALL(glDrawElementsInstancedBaseVertex(primitive_type
, count
, idxtype
,
52 (const char *)idx_data
+ (idx_size
* start_idx
), instance_count
, base_vertex_index
));
53 checkGLcall("glDrawElementsInstancedBaseVertex");
57 GL_EXTCALL(glDrawElementsInstanced(primitive_type
, count
, idxtype
,
58 (const char *)idx_data
+ (idx_size
* start_idx
), instance_count
));
59 checkGLcall("glDrawElementsInstanced");
62 else if (gl_info
->supported
[ARB_DRAW_ELEMENTS_BASE_VERTEX
])
64 GL_EXTCALL(glDrawElementsBaseVertex(primitive_type
, count
, idxtype
,
65 (const char *)idx_data
+ (idx_size
* start_idx
), base_vertex_index
));
66 checkGLcall("glDrawElementsBaseVertex");
70 gl_info
->gl_ops
.gl
.p_glDrawElements(primitive_type
, count
,
71 idxtype
, (const char *)idx_data
+ (idx_size
* start_idx
));
72 checkGLcall("glDrawElements");
80 FIXME("Start instance (%u) not supported.\n", start_instance
);
81 GL_EXTCALL(glDrawArraysInstanced(primitive_type
, start_idx
, count
, instance_count
));
82 checkGLcall("glDrawArraysInstanced");
86 gl_info
->gl_ops
.gl
.p_glDrawArrays(primitive_type
, start_idx
, count
);
87 checkGLcall("glDrawArrays");
93 * Actually draw using the supplied information.
94 * Slower GL version which extracts info about each vertex in turn
97 /* Context activation is done by the caller. */
98 static void drawStridedSlow(const struct wined3d_device
*device
, struct wined3d_context
*context
,
99 const struct wined3d_stream_info
*si
, UINT NumVertexes
, GLenum glPrimType
,
100 const void *idxData
, UINT idxSize
, UINT startIdx
)
102 unsigned int textureNo
= 0;
103 const WORD
*pIdxBufS
= NULL
;
104 const DWORD
*pIdxBufL
= NULL
;
106 const struct wined3d_state
*state
= &device
->state
;
107 LONG SkipnStrides
= startIdx
;
108 BOOL pixelShader
= use_ps(state
);
109 BOOL specular_fog
= FALSE
;
110 const BYTE
*texCoords
[WINED3DDP_MAXTEXCOORD
];
111 const BYTE
*diffuse
= NULL
, *specular
= NULL
, *normal
= NULL
, *position
= NULL
;
112 const struct wined3d_gl_info
*gl_info
= context
->gl_info
;
113 const struct wined3d_d3d_info
*d3d_info
= context
->d3d_info
;
114 const struct wined3d_ffp_attrib_ops
*ops
= &d3d_info
->ffp_attrib_ops
;
115 UINT texture_stages
= d3d_info
->limits
.ffp_blend_stages
;
116 const struct wined3d_stream_info_element
*element
;
117 UINT num_untracked_materials
;
120 TRACE_(d3d_perf
)("Using slow vertex array code\n");
122 /* Variable Initialization */
125 /* Immediate mode drawing can't make use of indices in a vbo - get the
126 * data from the index buffer. If the index buffer has no vbo (not
127 * supported or other reason), or with user pointer drawing idxData
128 * will be non-NULL. */
130 idxData
= buffer_get_sysmem(state
->index_buffer
, context
);
132 if (idxSize
== 2) pIdxBufS
= idxData
;
133 else pIdxBufL
= idxData
;
134 } else if (idxData
) {
135 ERR("non-NULL idxData with 0 idxSize, this should never happen\n");
139 /* Start drawing in GL */
140 gl_info
->gl_ops
.gl
.p_glBegin(glPrimType
);
142 if (si
->use_map
& (1u << WINED3D_FFP_POSITION
))
144 element
= &si
->elements
[WINED3D_FFP_POSITION
];
145 position
= element
->data
.addr
;
148 if (si
->use_map
& (1u << WINED3D_FFP_NORMAL
))
150 element
= &si
->elements
[WINED3D_FFP_NORMAL
];
151 normal
= element
->data
.addr
;
155 gl_info
->gl_ops
.gl
.p_glNormal3f(0, 0, 0);
158 num_untracked_materials
= context
->num_untracked_materials
;
159 if (si
->use_map
& (1u << WINED3D_FFP_DIFFUSE
))
161 element
= &si
->elements
[WINED3D_FFP_DIFFUSE
];
162 diffuse
= element
->data
.addr
;
164 if (num_untracked_materials
&& element
->format
->id
!= WINED3DFMT_B8G8R8A8_UNORM
)
165 FIXME("Implement diffuse color tracking from %s\n", debug_d3dformat(element
->format
->id
));
169 gl_info
->gl_ops
.gl
.p_glColor4f(1.0f
, 1.0f
, 1.0f
, 1.0f
);
172 if (si
->use_map
& (1u << WINED3D_FFP_SPECULAR
))
174 element
= &si
->elements
[WINED3D_FFP_SPECULAR
];
175 specular
= element
->data
.addr
;
177 /* special case where the fog density is stored in the specular alpha channel */
178 if (state
->render_states
[WINED3D_RS_FOGENABLE
]
179 && (state
->render_states
[WINED3D_RS_FOGVERTEXMODE
] == WINED3D_FOG_NONE
180 || si
->elements
[WINED3D_FFP_POSITION
].format
->id
== WINED3DFMT_R32G32B32A32_FLOAT
)
181 && state
->render_states
[WINED3D_RS_FOGTABLEMODE
] == WINED3D_FOG_NONE
)
183 if (gl_info
->supported
[EXT_FOG_COORD
])
185 if (element
->format
->id
== WINED3DFMT_B8G8R8A8_UNORM
) specular_fog
= TRUE
;
186 else FIXME("Implement fog coordinates from %s\n", debug_d3dformat(element
->format
->id
));
194 /* TODO: Use the fog table code from old ddraw */
195 FIXME("Implement fog for transformed vertices in software\n");
201 else if (gl_info
->supported
[EXT_SECONDARY_COLOR
])
203 GL_EXTCALL(glSecondaryColor3fEXT
)(0, 0, 0);
206 for (textureNo
= 0; textureNo
< texture_stages
; ++textureNo
)
208 int coordIdx
= state
->texture_states
[textureNo
][WINED3D_TSS_TEXCOORD_INDEX
];
209 DWORD texture_idx
= context
->tex_unit_map
[textureNo
];
211 if (!gl_info
->supported
[ARB_MULTITEXTURE
] && textureNo
> 0)
213 FIXME("Program using multiple concurrent textures which this opengl implementation doesn't support\n");
217 if (!pixelShader
&& !state
->textures
[textureNo
]) continue;
219 if (texture_idx
== WINED3D_UNMAPPED_STAGE
) continue;
223 TRACE("tex: %d - Skip tex coords, as being system generated\n", textureNo
);
226 else if (coordIdx
< 0)
228 FIXME("tex: %d - Coord index %d is less than zero, expect a crash.\n", textureNo
, coordIdx
);
232 if (si
->use_map
& (1u << (WINED3D_FFP_TEXCOORD0
+ coordIdx
)))
234 element
= &si
->elements
[WINED3D_FFP_TEXCOORD0
+ coordIdx
];
235 texCoords
[coordIdx
] = element
->data
.addr
;
236 tex_mask
|= (1u << textureNo
);
240 TRACE("tex: %d - Skipping tex coords, as no data supplied\n", textureNo
);
241 if (gl_info
->supported
[ARB_MULTITEXTURE
])
242 GL_EXTCALL(glMultiTexCoord4fARB(GL_TEXTURE0_ARB
+ texture_idx
, 0, 0, 0, 1));
244 gl_info
->gl_ops
.gl
.p_glTexCoord4f(0, 0, 0, 1);
248 /* We shouldn't start this function if any VBO is involved. Should I put a safety check here?
249 * Guess it's not necessary(we crash then anyway) and would only eat CPU time
252 /* For each primitive */
253 for (vx_index
= 0; vx_index
< NumVertexes
; ++vx_index
) {
254 UINT texture
, tmp_tex_mask
;
255 /* Blending data and Point sizes are not supported by this function. They are not supported by the fixed
256 * function pipeline at all. A Fixme for them is printed after decoding the vertex declaration
259 /* For indexed data, we need to go a few more strides in */
262 /* Indexed so work out the number of strides to skip */
264 SkipnStrides
= pIdxBufS
[startIdx
+ vx_index
] + state
->base_vertex_index
;
266 SkipnStrides
= pIdxBufL
[startIdx
+ vx_index
] + state
->base_vertex_index
;
269 tmp_tex_mask
= tex_mask
;
270 for (texture
= 0; tmp_tex_mask
; tmp_tex_mask
>>= 1, ++texture
)
276 if (!(tmp_tex_mask
& 1)) continue;
278 coord_idx
= state
->texture_states
[texture
][WINED3D_TSS_TEXCOORD_INDEX
];
279 ptr
= texCoords
[coord_idx
] + (SkipnStrides
* si
->elements
[WINED3D_FFP_TEXCOORD0
+ coord_idx
].stride
);
281 texture_idx
= context
->tex_unit_map
[texture
];
282 ops
->texcoord
[si
->elements
[WINED3D_FFP_TEXCOORD0
+ coord_idx
].format
->emit_idx
](
283 GL_TEXTURE0_ARB
+ texture_idx
, ptr
);
286 /* Diffuse -------------------------------- */
289 const void *ptrToCoords
= diffuse
+ SkipnStrides
* si
->elements
[WINED3D_FFP_DIFFUSE
].stride
;
290 ops
->diffuse
[si
->elements
[WINED3D_FFP_DIFFUSE
].format
->emit_idx
](ptrToCoords
);
292 if (num_untracked_materials
)
294 DWORD diffuseColor
= ((const DWORD
*)ptrToCoords
)[0];
298 color
[0] = D3DCOLOR_B_R(diffuseColor
) / 255.0f
;
299 color
[1] = D3DCOLOR_B_G(diffuseColor
) / 255.0f
;
300 color
[2] = D3DCOLOR_B_B(diffuseColor
) / 255.0f
;
301 color
[3] = D3DCOLOR_B_A(diffuseColor
) / 255.0f
;
303 for (i
= 0; i
< num_untracked_materials
; ++i
)
305 gl_info
->gl_ops
.gl
.p_glMaterialfv(GL_FRONT_AND_BACK
, context
->untracked_materials
[i
], color
);
310 /* Specular ------------------------------- */
313 const void *ptrToCoords
= specular
+ SkipnStrides
* si
->elements
[WINED3D_FFP_SPECULAR
].stride
;
314 ops
->specular
[si
->elements
[WINED3D_FFP_SPECULAR
].format
->emit_idx
](ptrToCoords
);
318 DWORD specularColor
= *(const DWORD
*)ptrToCoords
;
319 GL_EXTCALL(glFogCoordfEXT((float) (specularColor
>> 24)));
323 /* Normal -------------------------------- */
326 const void *ptrToCoords
= normal
+ SkipnStrides
* si
->elements
[WINED3D_FFP_NORMAL
].stride
;
327 ops
->normal
[si
->elements
[WINED3D_FFP_NORMAL
].format
->emit_idx
](ptrToCoords
);
330 /* Position -------------------------------- */
333 const void *ptrToCoords
= position
+ SkipnStrides
* si
->elements
[WINED3D_FFP_POSITION
].stride
;
334 ops
->position
[si
->elements
[WINED3D_FFP_POSITION
].format
->emit_idx
](ptrToCoords
);
337 /* For non indexed mode, step onto next parts */
338 if (!idxData
) ++SkipnStrides
;
341 gl_info
->gl_ops
.gl
.p_glEnd();
342 checkGLcall("glEnd and previous calls");
345 /* Context activation is done by the caller. */
346 static inline void send_attribute(const struct wined3d_gl_info
*gl_info
,
347 enum wined3d_format_id format
, const UINT index
, const void *ptr
)
351 case WINED3DFMT_R32_FLOAT
:
352 GL_EXTCALL(glVertexAttrib1fv(index
, ptr
));
354 case WINED3DFMT_R32G32_FLOAT
:
355 GL_EXTCALL(glVertexAttrib2fv(index
, ptr
));
357 case WINED3DFMT_R32G32B32_FLOAT
:
358 GL_EXTCALL(glVertexAttrib3fv(index
, ptr
));
360 case WINED3DFMT_R32G32B32A32_FLOAT
:
361 GL_EXTCALL(glVertexAttrib4fv(index
, ptr
));
364 case WINED3DFMT_R8G8B8A8_UINT
:
365 GL_EXTCALL(glVertexAttrib4ubv(index
, ptr
));
367 case WINED3DFMT_B8G8R8A8_UNORM
:
368 if (gl_info
->supported
[ARB_VERTEX_ARRAY_BGRA
])
370 const DWORD
*src
= ptr
;
371 DWORD c
= *src
& 0xff00ff00u
;
372 c
|= (*src
& 0xff0000u
) >> 16;
373 c
|= (*src
& 0xffu
) << 16;
374 GL_EXTCALL(glVertexAttrib4Nubv(index
, (GLubyte
*)&c
));
377 /* else fallthrough */
378 case WINED3DFMT_R8G8B8A8_UNORM
:
379 GL_EXTCALL(glVertexAttrib4Nubv(index
, ptr
));
382 case WINED3DFMT_R16G16_SINT
:
383 GL_EXTCALL(glVertexAttrib2sv(index
, ptr
));
385 case WINED3DFMT_R16G16B16A16_SINT
:
386 GL_EXTCALL(glVertexAttrib4sv(index
, ptr
));
389 case WINED3DFMT_R16G16_SNORM
:
391 GLshort s
[4] = {((const GLshort
*)ptr
)[0], ((const GLshort
*)ptr
)[1], 0, 1};
392 GL_EXTCALL(glVertexAttrib4Nsv(index
, s
));
395 case WINED3DFMT_R16G16_UNORM
:
397 GLushort s
[4] = {((const GLushort
*)ptr
)[0], ((const GLushort
*)ptr
)[1], 0, 1};
398 GL_EXTCALL(glVertexAttrib4Nusv(index
, s
));
401 case WINED3DFMT_R16G16B16A16_SNORM
:
402 GL_EXTCALL(glVertexAttrib4Nsv(index
, ptr
));
404 case WINED3DFMT_R16G16B16A16_UNORM
:
405 GL_EXTCALL(glVertexAttrib4Nusv(index
, ptr
));
408 case WINED3DFMT_R10G10B10A2_UINT
:
409 FIXME("Unsure about WINED3DDECLTYPE_UDEC3\n");
410 /*glVertexAttrib3usvARB(instancedData[j], (GLushort *) ptr); Does not exist */
412 case WINED3DFMT_R10G10B10A2_SNORM
:
413 FIXME("Unsure about WINED3DDECLTYPE_DEC3N\n");
414 /*glVertexAttrib3NusvARB(instancedData[j], (GLushort *) ptr); Does not exist */
417 case WINED3DFMT_R16G16_FLOAT
:
418 /* Are those 16 bit floats. C doesn't have a 16 bit float type. I could read the single bits and calculate a 4
419 * byte float according to the IEEE standard
421 if (gl_info
->supported
[NV_HALF_FLOAT
] && gl_info
->supported
[NV_VERTEX_PROGRAM
])
423 /* Not supported by GL_ARB_half_float_vertex */
424 GL_EXTCALL(glVertexAttrib2hvNV(index
, ptr
));
428 float x
= float_16_to_32(((const unsigned short *)ptr
) + 0);
429 float y
= float_16_to_32(((const unsigned short *)ptr
) + 1);
430 GL_EXTCALL(glVertexAttrib2f(index
, x
, y
));
433 case WINED3DFMT_R16G16B16A16_FLOAT
:
434 if (gl_info
->supported
[NV_HALF_FLOAT
] && gl_info
->supported
[NV_VERTEX_PROGRAM
])
436 /* Not supported by GL_ARB_half_float_vertex */
437 GL_EXTCALL(glVertexAttrib4hvNV(index
, ptr
));
441 float x
= float_16_to_32(((const unsigned short *)ptr
) + 0);
442 float y
= float_16_to_32(((const unsigned short *)ptr
) + 1);
443 float z
= float_16_to_32(((const unsigned short *)ptr
) + 2);
444 float w
= float_16_to_32(((const unsigned short *)ptr
) + 3);
445 GL_EXTCALL(glVertexAttrib4f(index
, x
, y
, z
, w
));
450 ERR("Unexpected attribute format: %s\n", debug_d3dformat(format
));
455 /* Context activation is done by the caller. */
456 static void drawStridedSlowVs(struct wined3d_context
*context
, const struct wined3d_state
*state
,
457 const struct wined3d_stream_info
*si
, UINT numberOfVertices
, GLenum glPrimitiveType
,
458 const void *idxData
, UINT idxSize
, UINT startIdx
)
460 const struct wined3d_gl_info
*gl_info
= context
->gl_info
;
461 LONG SkipnStrides
= startIdx
+ state
->load_base_vertex_index
;
462 const DWORD
*pIdxBufL
= NULL
;
463 const WORD
*pIdxBufS
= NULL
;
470 /* Immediate mode drawing can't make use of indices in a vbo - get the
471 * data from the index buffer. If the index buffer has no vbo (not
472 * supported or other reason), or with user pointer drawing idxData
473 * will be non-NULL. */
475 idxData
= buffer_get_sysmem(state
->index_buffer
, context
);
477 if (idxSize
== 2) pIdxBufS
= idxData
;
478 else pIdxBufL
= idxData
;
479 } else if (idxData
) {
480 ERR("non-NULL idxData with 0 idxSize, this should never happen\n");
484 /* Start drawing in GL */
485 gl_info
->gl_ops
.gl
.p_glBegin(glPrimitiveType
);
487 for (vx_index
= 0; vx_index
< numberOfVertices
; ++vx_index
)
491 /* Indexed so work out the number of strides to skip */
493 SkipnStrides
= pIdxBufS
[startIdx
+ vx_index
] + state
->load_base_vertex_index
;
495 SkipnStrides
= pIdxBufL
[startIdx
+ vx_index
] + state
->load_base_vertex_index
;
498 for (i
= MAX_ATTRIBS
- 1; i
>= 0; i
--)
500 if (!(si
->use_map
& (1u << i
))) continue;
502 ptr
= si
->elements
[i
].data
.addr
+ si
->elements
[i
].stride
* SkipnStrides
;
504 send_attribute(gl_info
, si
->elements
[i
].format
->id
, i
, ptr
);
509 gl_info
->gl_ops
.gl
.p_glEnd();
512 /* Context activation is done by the caller. */
513 static void drawStridedInstanced(struct wined3d_context
*context
, const struct wined3d_state
*state
,
514 const struct wined3d_stream_info
*si
, UINT numberOfVertices
, GLenum glPrimitiveType
,
515 const void *idxData
, UINT idxSize
, UINT startIdx
, UINT base_vertex_index
, UINT instance_count
)
517 const struct wined3d_gl_info
*gl_info
= context
->gl_info
;
518 int numInstancedAttribs
= 0, j
;
519 UINT instancedData
[sizeof(si
->elements
) / sizeof(*si
->elements
) /* 16 */];
520 GLenum idxtype
= idxSize
== 2 ? GL_UNSIGNED_SHORT
: GL_UNSIGNED_INT
;
525 /* This is a nasty thing. MSDN says no hardware supports that and apps have to use software vertex processing.
526 * We don't support this for now
528 * Shouldn't be too hard to support with opengl, in theory just call glDrawArrays instead of drawElements.
529 * But the StreamSourceFreq value has a different meaning in that situation.
531 FIXME("Non-indexed instanced drawing is not supported\n");
535 for (i
= 0; i
< sizeof(si
->elements
) / sizeof(*si
->elements
); ++i
)
537 if (!(si
->use_map
& (1u << i
))) continue;
539 if (state
->streams
[si
->elements
[i
].stream_idx
].flags
& WINED3DSTREAMSOURCE_INSTANCEDATA
)
541 instancedData
[numInstancedAttribs
] = i
;
542 numInstancedAttribs
++;
546 for (i
= 0; i
< instance_count
; ++i
)
548 /* Specify the instanced attributes using immediate mode calls */
549 for(j
= 0; j
< numInstancedAttribs
; j
++) {
550 const BYTE
*ptr
= si
->elements
[instancedData
[j
]].data
.addr
551 + si
->elements
[instancedData
[j
]].stride
* i
;
552 if (si
->elements
[instancedData
[j
]].data
.buffer_object
)
554 struct wined3d_buffer
*vb
= state
->streams
[si
->elements
[instancedData
[j
]].stream_idx
].buffer
;
555 ptr
+= (ULONG_PTR
)buffer_get_sysmem(vb
, context
);
558 send_attribute(gl_info
, si
->elements
[instancedData
[j
]].format
->id
, instancedData
[j
], ptr
);
561 if (gl_info
->supported
[ARB_DRAW_ELEMENTS_BASE_VERTEX
])
563 GL_EXTCALL(glDrawElementsBaseVertex(glPrimitiveType
, numberOfVertices
, idxtype
,
564 (const char *)idxData
+(idxSize
* startIdx
), base_vertex_index
));
565 checkGLcall("glDrawElementsBaseVertex");
569 gl_info
->gl_ops
.gl
.p_glDrawElements(glPrimitiveType
, numberOfVertices
, idxtype
,
570 (const char *)idxData
+ (idxSize
* startIdx
));
571 checkGLcall("glDrawElements");
576 static void remove_vbos(struct wined3d_context
*context
,
577 const struct wined3d_state
*state
, struct wined3d_stream_info
*s
)
581 for (i
= 0; i
< (sizeof(s
->elements
) / sizeof(*s
->elements
)); ++i
)
583 struct wined3d_stream_info_element
*e
;
585 if (!(s
->use_map
& (1u << i
))) continue;
588 if (e
->data
.buffer_object
)
590 struct wined3d_buffer
*vb
= state
->streams
[e
->stream_idx
].buffer
;
591 e
->data
.buffer_object
= 0;
592 e
->data
.addr
= (BYTE
*)((ULONG_PTR
)e
->data
.addr
+ (ULONG_PTR
)buffer_get_sysmem(vb
, context
));
597 /* Routine common to the draw primitive and draw indexed primitive routines */
598 void draw_primitive(struct wined3d_device
*device
, UINT start_idx
, UINT index_count
,
599 UINT start_instance
, UINT instance_count
, BOOL indexed
)
601 const struct wined3d_state
*state
= &device
->state
;
602 const struct wined3d_stream_info
*stream_info
;
603 struct wined3d_event_query
*ib_query
= NULL
;
604 struct wined3d_stream_info si_emulated
;
605 const struct wined3d_gl_info
*gl_info
;
606 struct wined3d_context
*context
;
607 BOOL emulation
= FALSE
;
608 const void *idx_data
= NULL
;
612 if (!index_count
) return;
614 context
= context_acquire(device
, wined3d_rendertarget_view_get_surface(device
->fb
.render_targets
[0]));
617 context_release(context
);
618 WARN("Invalid context, skipping draw.\n");
621 gl_info
= context
->gl_info
;
623 for (i
= 0; i
< device
->adapter
->gl_info
.limits
.buffers
; ++i
)
625 struct wined3d_surface
*target
= wined3d_rendertarget_view_get_surface(device
->fb
.render_targets
[i
]);
626 if (target
&& target
->resource
.format
->id
!= WINED3DFMT_NULL
)
628 if (state
->render_states
[WINED3D_RS_COLORWRITEENABLE
])
630 surface_load_location(target
, context
, target
->container
->resource
.draw_binding
);
631 surface_invalidate_location(target
, ~target
->container
->resource
.draw_binding
);
635 wined3d_surface_prepare(target
, context
, target
->container
->resource
.draw_binding
);
640 if (device
->fb
.depth_stencil
)
642 /* Note that this depends on the context_acquire() call above to set
643 * context->render_offscreen properly. We don't currently take the
644 * Z-compare function into account, but we could skip loading the
645 * depthstencil for D3DCMP_NEVER and D3DCMP_ALWAYS as well. Also note
646 * that we never copy the stencil data.*/
647 DWORD location
= context
->render_offscreen
? device
->fb
.depth_stencil
->resource
->draw_binding
648 : WINED3D_LOCATION_DRAWABLE
;
649 struct wined3d_surface
*ds
= wined3d_rendertarget_view_get_surface(device
->fb
.depth_stencil
);
651 if (state
->render_states
[WINED3D_RS_ZWRITEENABLE
] || state
->render_states
[WINED3D_RS_ZENABLE
])
653 RECT current_rect
, draw_rect
, r
;
655 if (!context
->render_offscreen
&& ds
!= device
->onscreen_depth_stencil
)
656 device_switch_onscreen_ds(device
, context
, ds
);
658 if (ds
->locations
& location
)
659 SetRect(¤t_rect
, 0, 0, ds
->ds_current_size
.cx
, ds
->ds_current_size
.cy
);
661 SetRectEmpty(¤t_rect
);
663 wined3d_get_draw_rect(state
, &draw_rect
);
665 IntersectRect(&r
, &draw_rect
, ¤t_rect
);
666 if (!EqualRect(&r
, &draw_rect
))
667 surface_load_ds_location(ds
, context
, location
);
669 wined3d_surface_prepare(ds
, context
, location
);
672 wined3d_surface_prepare(ds
, context
, location
);
675 if (!context_apply_draw_state(context
, device
))
677 context_release(context
);
678 WARN("Unable to apply draw state, skipping draw.\n");
682 if (device
->fb
.depth_stencil
&& state
->render_states
[WINED3D_RS_ZWRITEENABLE
])
684 struct wined3d_surface
*ds
= wined3d_rendertarget_view_get_surface(device
->fb
.depth_stencil
);
685 DWORD location
= context
->render_offscreen
? ds
->container
->resource
.draw_binding
: WINED3D_LOCATION_DRAWABLE
;
687 surface_modify_ds_location(ds
, location
, ds
->ds_current_size
.cx
, ds
->ds_current_size
.cy
);
690 if ((!gl_info
->supported
[WINED3D_GL_VERSION_2_0
]
691 || !gl_info
->supported
[NV_POINT_SPRITE
])
692 && context
->render_offscreen
693 && state
->render_states
[WINED3D_RS_POINTSPRITEENABLE
]
694 && state
->gl_primitive_type
== GL_POINTS
)
696 FIXME("Point sprite coordinate origin switching not supported.\n");
699 stream_info
= &context
->stream_info
;
700 if (context
->instance_count
)
701 instance_count
= context
->instance_count
;
705 struct wined3d_buffer
*index_buffer
= state
->index_buffer
;
706 if (!index_buffer
->buffer_object
|| !stream_info
->all_vbo
)
707 idx_data
= index_buffer
->resource
.heap_memory
;
710 ib_query
= index_buffer
->query
;
714 if (state
->index_format
== WINED3DFMT_R16_UINT
)
722 if (!stream_info
->position_transformed
&& context
->num_untracked_materials
723 && state
->render_states
[WINED3D_RS_LIGHTING
])
728 FIXME("Using software emulation because not all material properties could be tracked.\n");
730 WARN_(d3d_perf
)("Using software emulation because not all material properties could be tracked.\n");
733 else if (context
->fog_coord
&& state
->render_states
[WINED3D_RS_FOGENABLE
])
737 /* Either write a pipeline replacement shader or convert the
738 * specular alpha from unsigned byte to a float in the vertex
741 FIXME("Using software emulation because manual fog coordinates are provided.\n");
743 WARN_(d3d_perf
)("Using software emulation because manual fog coordinates are provided.\n");
749 si_emulated
= context
->stream_info
;
750 remove_vbos(context
, state
, &si_emulated
);
751 stream_info
= &si_emulated
;
755 if (context
->use_immediate_mode_draw
|| emulation
)
757 /* Immediate mode drawing. */
763 FIXME("Using immediate mode with vertex shaders for half float emulation.\n");
765 WARN_(d3d_perf
)("Using immediate mode with vertex shaders for half float emulation.\n");
767 drawStridedSlowVs(context
, state
, stream_info
, index_count
,
768 state
->gl_primitive_type
, idx_data
, idx_size
, start_idx
);
772 if (context
->d3d_info
->ffp_generic_attributes
)
773 drawStridedSlowVs(context
, state
, stream_info
, index_count
,
774 state
->gl_primitive_type
, idx_data
, idx_size
, start_idx
);
776 drawStridedSlow(device
, context
, stream_info
, index_count
,
777 state
->gl_primitive_type
, idx_data
, idx_size
, start_idx
);
780 else if (!gl_info
->supported
[ARB_INSTANCED_ARRAYS
] && instance_count
)
782 /* Instancing emulation by mixing immediate mode and arrays. */
783 drawStridedInstanced(context
, state
, stream_info
, index_count
, state
->gl_primitive_type
,
784 idx_data
, idx_size
, start_idx
, state
->base_vertex_index
, instance_count
);
788 drawStridedFast(gl_info
, state
->gl_primitive_type
, index_count
, idx_size
, idx_data
,
789 start_idx
, state
->base_vertex_index
, start_instance
, instance_count
);
793 wined3d_event_query_issue(ib_query
, device
);
794 for (i
= 0; i
< context
->num_buffer_queries
; ++i
)
796 wined3d_event_query_issue(context
->buffer_queries
[i
], device
);
799 if (wined3d_settings
.strict_draw_ordering
)
800 gl_info
->gl_ops
.gl
.p_glFlush(); /* Flush to ensure ordering across contexts. */
802 context_release(context
);
804 TRACE("Done all gl drawing\n");