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Sweden-Number/dlls/wined3d/vertexshader.c

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/*
* shaders implementation
*
* Copyright 2002-2003 Jason Edmeades
* Copyright 2002-2003 Raphael Junqueira
* Copyright 2004 Christian Costa
* Copyright 2005 Oliver Stieber
* Copyright 2006 Ivan Gyurdiev
* Copyright 2007-2008 Stefan Dösinger for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <math.h>
#include <stdio.h>
#include "wined3d_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
#define GLINFO_LOCATION ((IWineD3DDeviceImpl *)This->baseShader.device)->adapter->gl_info
/* This table is not order or position dependent. */
const SHADER_OPCODE IWineD3DVertexShaderImpl_shader_ins[] =
{
/* Arithmetic */
{WINED3DSIO_NOP, 0, 0, WINED3DSIH_NOP, 0, 0 },
{WINED3DSIO_MOV, 1, 2, WINED3DSIH_MOV, 0, 0 },
{WINED3DSIO_MOVA, 1, 2, WINED3DSIH_MOVA, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_ADD, 1, 3, WINED3DSIH_ADD, 0, 0 },
{WINED3DSIO_SUB, 1, 3, WINED3DSIH_SUB, 0, 0 },
{WINED3DSIO_MAD, 1, 4, WINED3DSIH_MAD, 0, 0 },
{WINED3DSIO_MUL, 1, 3, WINED3DSIH_MUL, 0, 0 },
{WINED3DSIO_RCP, 1, 2, WINED3DSIH_RCP, 0, 0 },
{WINED3DSIO_RSQ, 1, 2, WINED3DSIH_RSQ, 0, 0 },
{WINED3DSIO_DP3, 1, 3, WINED3DSIH_DP3, 0, 0 },
{WINED3DSIO_DP4, 1, 3, WINED3DSIH_DP4, 0, 0 },
{WINED3DSIO_MIN, 1, 3, WINED3DSIH_MIN, 0, 0 },
{WINED3DSIO_MAX, 1, 3, WINED3DSIH_MAX, 0, 0 },
{WINED3DSIO_SLT, 1, 3, WINED3DSIH_SLT, 0, 0 },
{WINED3DSIO_SGE, 1, 3, WINED3DSIH_SGE, 0, 0 },
{WINED3DSIO_ABS, 1, 2, WINED3DSIH_ABS, 0, 0 },
{WINED3DSIO_EXP, 1, 2, WINED3DSIH_EXP, 0, 0 },
{WINED3DSIO_LOG, 1, 2, WINED3DSIH_LOG, 0, 0 },
{WINED3DSIO_EXPP, 1, 2, WINED3DSIH_EXPP, 0, 0 },
{WINED3DSIO_LOGP, 1, 2, WINED3DSIH_LOGP, 0, 0 },
{WINED3DSIO_LIT, 1, 2, WINED3DSIH_LIT, 0, 0 },
{WINED3DSIO_DST, 1, 3, WINED3DSIH_DST, 0, 0 },
{WINED3DSIO_LRP, 1, 4, WINED3DSIH_LRP, 0, 0 },
{WINED3DSIO_FRC, 1, 2, WINED3DSIH_FRC, 0, 0 },
{WINED3DSIO_POW, 1, 3, WINED3DSIH_POW, 0, 0 },
{WINED3DSIO_CRS, 1, 3, WINED3DSIH_CRS, 0, 0 },
{WINED3DSIO_SGN, 1, 2, WINED3DSIH_SGN, 0, 0 },
{WINED3DSIO_NRM, 1, 2, WINED3DSIH_NRM, 0, 0 },
{WINED3DSIO_SINCOS, 1, 4, WINED3DSIH_SINCOS, WINED3DVS_VERSION(2,0), WINED3DVS_VERSION(2,1)},
{WINED3DSIO_SINCOS, 1, 2, WINED3DSIH_SINCOS, WINED3DVS_VERSION(3,0), -1 },
/* Matrix */
{WINED3DSIO_M4x4, 1, 3, WINED3DSIH_M4x4, 0, 0 },
{WINED3DSIO_M4x3, 1, 3, WINED3DSIH_M4x3, 0, 0 },
{WINED3DSIO_M3x4, 1, 3, WINED3DSIH_M3x4, 0, 0 },
{WINED3DSIO_M3x3, 1, 3, WINED3DSIH_M3x3, 0, 0 },
{WINED3DSIO_M3x2, 1, 3, WINED3DSIH_M3x2, 0, 0 },
/* Declare registers */
{WINED3DSIO_DCL, 0, 2, WINED3DSIH_DCL, 0, 0 },
/* Constant definitions */
{WINED3DSIO_DEF, 1, 5, WINED3DSIH_DEF, 0, 0 },
{WINED3DSIO_DEFB, 1, 2, WINED3DSIH_DEFB, 0, 0 },
{WINED3DSIO_DEFI, 1, 5, WINED3DSIH_DEFI, 0, 0 },
/* Flow control */
{WINED3DSIO_REP, 0, 1, WINED3DSIH_REP, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_ENDREP, 0, 0, WINED3DSIH_ENDREP, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_IF, 0, 1, WINED3DSIH_IF, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_IFC, 0, 2, WINED3DSIH_IFC, WINED3DVS_VERSION(2,1), -1 },
{WINED3DSIO_ELSE, 0, 0, WINED3DSIH_ELSE, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_ENDIF, 0, 0, WINED3DSIH_ENDIF, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_BREAK, 0, 0, WINED3DSIH_BREAK, WINED3DVS_VERSION(2,1), -1 },
{WINED3DSIO_BREAKC, 0, 2, WINED3DSIH_BREAKC, WINED3DVS_VERSION(2,1), -1 },
{WINED3DSIO_BREAKP, 0, 1, WINED3DSIH_BREAKP, 0, 0 },
{WINED3DSIO_CALL, 0, 1, WINED3DSIH_CALL, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_CALLNZ, 0, 2, WINED3DSIH_CALLNZ, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_LOOP, 0, 2, WINED3DSIH_LOOP, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_RET, 0, 0, WINED3DSIH_RET, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_ENDLOOP, 0, 0, WINED3DSIH_ENDLOOP, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_LABEL, 0, 1, WINED3DSIH_LABEL, WINED3DVS_VERSION(2,0), -1 },
{WINED3DSIO_SETP, 1, 3, WINED3DSIH_SETP, 0, 0 },
{WINED3DSIO_TEXLDL, 1, 3, WINED3DSIH_TEXLDL, WINED3DVS_VERSION(3,0), -1 },
{0, 0, 0, WINED3DSIH_TABLE_SIZE, 0, 0 },
};
static void vshader_set_limits(
IWineD3DVertexShaderImpl *This) {
This->baseShader.limits.texcoord = 0;
This->baseShader.limits.attributes = 16;
This->baseShader.limits.packed_input = 0;
switch (This->baseShader.reg_maps.shader_version)
{
case WINED3DVS_VERSION(1,0):
case WINED3DVS_VERSION(1,1):
This->baseShader.limits.temporary = 12;
This->baseShader.limits.constant_bool = 0;
This->baseShader.limits.constant_int = 0;
This->baseShader.limits.address = 1;
This->baseShader.limits.packed_output = 0;
This->baseShader.limits.sampler = 0;
This->baseShader.limits.label = 0;
/* TODO: vs_1_1 has a minimum of 96 constants. What happens if a vs_1_1 shader is used
* on a vs_3_0 capable card that has 256 constants?
*/
This->baseShader.limits.constant_float = min(256, GL_LIMITS(vshader_constantsF));
break;
case WINED3DVS_VERSION(2,0):
case WINED3DVS_VERSION(2,1):
This->baseShader.limits.temporary = 12;
This->baseShader.limits.constant_bool = 16;
This->baseShader.limits.constant_int = 16;
This->baseShader.limits.address = 1;
This->baseShader.limits.packed_output = 0;
This->baseShader.limits.sampler = 0;
This->baseShader.limits.label = 16;
This->baseShader.limits.constant_float = min(256, GL_LIMITS(vshader_constantsF));
break;
case WINED3DVS_VERSION(3,0):
This->baseShader.limits.temporary = 32;
This->baseShader.limits.constant_bool = 32;
This->baseShader.limits.constant_int = 32;
This->baseShader.limits.address = 1;
This->baseShader.limits.packed_output = 12;
This->baseShader.limits.sampler = 4;
This->baseShader.limits.label = 16; /* FIXME: 2048 */
/* DX10 cards on Windows advertise a d3d9 constant limit of 256 even though they are capable
* of supporting much more(GL drivers advertise 1024). d3d9.dll and d3d8.dll clamp the
* wined3d-advertised maximum. Clamp the constant limit for <= 3.0 shaders to 256.s
* use constant buffers
*/
This->baseShader.limits.constant_float = min(256, GL_LIMITS(vshader_constantsF));
break;
default: This->baseShader.limits.temporary = 12;
This->baseShader.limits.constant_bool = 16;
This->baseShader.limits.constant_int = 16;
This->baseShader.limits.address = 1;
This->baseShader.limits.packed_output = 0;
This->baseShader.limits.sampler = 0;
This->baseShader.limits.label = 16;
This->baseShader.limits.constant_float = min(256, GL_LIMITS(vshader_constantsF));
FIXME("Unrecognized vertex shader version %#x\n",
This->baseShader.reg_maps.shader_version);
}
}
/* This is an internal function,
* used to create fake semantics for shaders
* that don't have them - d3d8 shaders where the declaration
* stores the register for each input
*/
static void vshader_set_input(
IWineD3DVertexShaderImpl* This,
unsigned int regnum,
BYTE usage, BYTE usage_idx) {
This->semantics_in[regnum].usage = usage;
This->semantics_in[regnum].usage_idx = usage_idx;
This->semantics_in[regnum].reg.register_type = WINED3DSPR_INPUT;
This->semantics_in[regnum].reg.register_idx = regnum;
This->semantics_in[regnum].reg.write_mask = WINED3DSP_WRITEMASK_ALL;
This->semantics_in[regnum].reg.modifiers = 0;
This->semantics_in[regnum].reg.shift = 0;
This->semantics_in[regnum].reg.rel_addr = NULL;
}
static BOOL match_usage(BYTE usage1, BYTE usage_idx1, BYTE usage2, BYTE usage_idx2) {
if (usage_idx1 != usage_idx2) return FALSE;
if (usage1 == usage2) return TRUE;
if (usage1 == WINED3DDECLUSAGE_POSITION && usage2 == WINED3DDECLUSAGE_POSITIONT) return TRUE;
if (usage2 == WINED3DDECLUSAGE_POSITION && usage1 == WINED3DDECLUSAGE_POSITIONT) return TRUE;
return FALSE;
}
BOOL vshader_get_input(
IWineD3DVertexShader* iface,
BYTE usage_req, BYTE usage_idx_req,
unsigned int* regnum) {
IWineD3DVertexShaderImpl* This = (IWineD3DVertexShaderImpl*) iface;
int i;
for (i = 0; i < MAX_ATTRIBS; i++) {
if (!This->baseShader.reg_maps.attributes[i]) continue;
if (match_usage(This->semantics_in[i].usage,
This->semantics_in[i].usage_idx, usage_req, usage_idx_req))
{
*regnum = i;
return TRUE;
}
}
return FALSE;
}
/* *******************************************
IWineD3DVertexShader IUnknown parts follow
******************************************* */
static HRESULT WINAPI IWineD3DVertexShaderImpl_QueryInterface(IWineD3DVertexShader *iface, REFIID riid, LPVOID *ppobj) {
TRACE("iface %p, riid %s, ppobj %p\n", iface, debugstr_guid(riid), ppobj);
if (IsEqualGUID(riid, &IID_IWineD3DVertexShader)
|| IsEqualGUID(riid, &IID_IWineD3DBaseShader)
|| IsEqualGUID(riid, &IID_IWineD3DBase)
|| IsEqualGUID(riid, &IID_IUnknown))
{
IUnknown_AddRef(iface);
*ppobj = iface;
return S_OK;
}
WARN("%s not implemented, returning E_NOINTERFACE\n", debugstr_guid(riid));
*ppobj = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI IWineD3DVertexShaderImpl_AddRef(IWineD3DVertexShader *iface) {
IWineD3DVertexShaderImpl *This = (IWineD3DVertexShaderImpl *)iface;
ULONG refcount = InterlockedIncrement(&This->baseShader.ref);
TRACE("%p increasing refcount to %u\n", This, refcount);
return refcount;
}
static ULONG WINAPI IWineD3DVertexShaderImpl_Release(IWineD3DVertexShader *iface) {
IWineD3DVertexShaderImpl *This = (IWineD3DVertexShaderImpl *)iface;
ULONG refcount = InterlockedDecrement(&This->baseShader.ref);
TRACE("%p decreasing refcount to %u\n", This, refcount);
if (!refcount)
{
shader_cleanup((IWineD3DBaseShader *)iface);
HeapFree(GetProcessHeap(), 0, This);
}
return refcount;
}
/* *******************************************
IWineD3DVertexShader IWineD3DVertexShader parts follow
******************************************* */
static HRESULT WINAPI IWineD3DVertexShaderImpl_GetParent(IWineD3DVertexShader *iface, IUnknown** parent){
IWineD3DVertexShaderImpl *This = (IWineD3DVertexShaderImpl *)iface;
*parent = This->parent;
IUnknown_AddRef(*parent);
TRACE("(%p) : returning %p\n", This, *parent);
return WINED3D_OK;
}
static HRESULT WINAPI IWineD3DVertexShaderImpl_GetDevice(IWineD3DVertexShader* iface, IWineD3DDevice **pDevice){
IWineD3DVertexShaderImpl *This = (IWineD3DVertexShaderImpl *)iface;
IWineD3DDevice_AddRef(This->baseShader.device);
*pDevice = This->baseShader.device;
TRACE("(%p) returning %p\n", This, *pDevice);
return WINED3D_OK;
}
static HRESULT WINAPI IWineD3DVertexShaderImpl_GetFunction(IWineD3DVertexShader* impl, VOID* pData, UINT* pSizeOfData) {
IWineD3DVertexShaderImpl *This = (IWineD3DVertexShaderImpl *)impl;
TRACE("(%p) : pData(%p), pSizeOfData(%p)\n", This, pData, pSizeOfData);
if (NULL == pData) {
*pSizeOfData = This->baseShader.functionLength;
return WINED3D_OK;
}
if (*pSizeOfData < This->baseShader.functionLength) {
/* MSDN claims (for d3d8 at least) that if *pSizeOfData is smaller
* than the required size we should write the required size and
* return D3DERR_MOREDATA. That's not actually true. */
return WINED3DERR_INVALIDCALL;
}
TRACE("(%p) : GetFunction copying to %p\n", This, pData);
memcpy(pData, This->baseShader.function, This->baseShader.functionLength);
return WINED3D_OK;
}
/* Note that for vertex shaders CompileShader isn't called until the
* shader is first used. The reason for this is that we need the vertex
* declaration the shader will be used with in order to determine if
* the data in a register is of type D3DCOLOR, and needs swizzling. */
static HRESULT WINAPI IWineD3DVertexShaderImpl_SetFunction(IWineD3DVertexShader *iface, CONST DWORD *pFunction) {
IWineD3DVertexShaderImpl *This =(IWineD3DVertexShaderImpl *)iface;
IWineD3DDeviceImpl *deviceImpl = (IWineD3DDeviceImpl *) This->baseShader.device;
HRESULT hr;
shader_reg_maps *reg_maps = &This->baseShader.reg_maps;
TRACE("(%p) : pFunction %p\n", iface, pFunction);
/* First pass: trace shader */
if (TRACE_ON(d3d_shader)) shader_trace_init(pFunction, This->baseShader.shader_ins);
/* Initialize immediate constant lists */
list_init(&This->baseShader.constantsF);
list_init(&This->baseShader.constantsB);
list_init(&This->baseShader.constantsI);
/* Second pass: figure out registers used, semantics, etc.. */
This->min_rel_offset = GL_LIMITS(vshader_constantsF);
This->max_rel_offset = 0;
memset(reg_maps, 0, sizeof(shader_reg_maps));
hr = shader_get_registers_used((IWineD3DBaseShader*) This, reg_maps,
This->semantics_in, This->semantics_out, pFunction);
if (hr != WINED3D_OK) return hr;
vshader_set_limits(This);
This->baseShader.shader_mode = deviceImpl->vs_selected_mode;
if(deviceImpl->vs_selected_mode == SHADER_ARB &&
(GLINFO_LOCATION).arb_vs_offset_limit &&
This->min_rel_offset <= This->max_rel_offset) {
if(This->max_rel_offset - This->min_rel_offset > 127) {
FIXME("The difference between the minimum and maximum relative offset is > 127\n");
FIXME("Which this OpenGL implementation does not support. Try using GLSL\n");
FIXME("Min: %d, Max: %d\n", This->min_rel_offset, This->max_rel_offset);
} else if(This->max_rel_offset - This->min_rel_offset > 63) {
This->rel_offset = This->min_rel_offset + 63;
} else if(This->max_rel_offset > 63) {
This->rel_offset = This->min_rel_offset;
} else {
This->rel_offset = 0;
}
}
This->baseShader.load_local_constsF = This->baseShader.reg_maps.usesrelconstF && !list_empty(&This->baseShader.constantsF);
/* copy the function ... because it will certainly be released by application */
This->baseShader.function = HeapAlloc(GetProcessHeap(), 0, This->baseShader.functionLength);
if (!This->baseShader.function) return E_OUTOFMEMORY;
memcpy(This->baseShader.function, pFunction, This->baseShader.functionLength);
return WINED3D_OK;
}
/* Preload semantics for d3d8 shaders */
static void WINAPI IWineD3DVertexShaderImpl_FakeSemantics(IWineD3DVertexShader *iface, IWineD3DVertexDeclaration *vertex_declaration) {
IWineD3DVertexShaderImpl *This =(IWineD3DVertexShaderImpl *)iface;
IWineD3DVertexDeclarationImpl* vdecl = (IWineD3DVertexDeclarationImpl*)vertex_declaration;
unsigned int i;
for (i = 0; i < vdecl->element_count; ++i)
{
const struct wined3d_vertex_declaration_element *e = &vdecl->elements[i];
vshader_set_input(This, e->output_slot, e->usage, e->usage_idx);
}
}
/* Set local constants for d3d8 shaders */
static HRESULT WINAPI IWIneD3DVertexShaderImpl_SetLocalConstantsF(IWineD3DVertexShader *iface,
UINT start_idx, const float *src_data, UINT count) {
IWineD3DVertexShaderImpl *This =(IWineD3DVertexShaderImpl *)iface;
UINT i, end_idx;
TRACE("(%p) : start_idx %u, src_data %p, count %u\n", This, start_idx, src_data, count);
end_idx = start_idx + count;
if (end_idx > GL_LIMITS(vshader_constantsF)) {
WARN("end_idx %u > float constants limit %u\n", end_idx, GL_LIMITS(vshader_constantsF));
end_idx = GL_LIMITS(vshader_constantsF);
}
for (i = start_idx; i < end_idx; ++i) {
local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
if (!lconst) return E_OUTOFMEMORY;
lconst->idx = i;
memcpy(lconst->value, src_data + (i - start_idx) * 4 /* 4 components */, 4 * sizeof(float));
list_add_head(&This->baseShader.constantsF, &lconst->entry);
}
return WINED3D_OK;
}
static GLuint vertexshader_compile(IWineD3DVertexShaderImpl *This, const struct vs_compile_args *args) {
IWineD3DDeviceImpl *deviceImpl = (IWineD3DDeviceImpl *) This->baseShader.device;
SHADER_BUFFER buffer;
GLuint ret;
/* Generate the HW shader */
TRACE("(%p) : Generating hardware program\n", This);
shader_buffer_init(&buffer);
This->cur_args = args;
ret = deviceImpl->shader_backend->shader_generate_vshader((IWineD3DVertexShader *)This, &buffer, args);
This->cur_args = NULL;
shader_buffer_free(&buffer);
return ret;
}
const IWineD3DVertexShaderVtbl IWineD3DVertexShader_Vtbl =
{
/*** IUnknown methods ***/
IWineD3DVertexShaderImpl_QueryInterface,
IWineD3DVertexShaderImpl_AddRef,
IWineD3DVertexShaderImpl_Release,
/*** IWineD3DBase methods ***/
IWineD3DVertexShaderImpl_GetParent,
/*** IWineD3DBaseShader methods ***/
IWineD3DVertexShaderImpl_SetFunction,
/*** IWineD3DVertexShader methods ***/
IWineD3DVertexShaderImpl_GetDevice,
IWineD3DVertexShaderImpl_GetFunction,
IWineD3DVertexShaderImpl_FakeSemantics,
IWIneD3DVertexShaderImpl_SetLocalConstantsF
};
void find_vs_compile_args(IWineD3DVertexShaderImpl *shader, IWineD3DStateBlockImpl *stateblock, struct vs_compile_args *args) {
args->fog_src = stateblock->renderState[WINED3DRS_FOGTABLEMODE] == WINED3DFOG_NONE ? VS_FOG_COORD : VS_FOG_Z;
args->swizzle_map = ((IWineD3DDeviceImpl *)shader->baseShader.device)->strided_streams.swizzle_map;
}
static inline BOOL vs_args_equal(const struct vs_compile_args *stored, const struct vs_compile_args *new,
const DWORD use_map) {
if((stored->swizzle_map & use_map) != new->swizzle_map) return FALSE;
return stored->fog_src == new->fog_src;
}
GLuint find_gl_vshader(IWineD3DVertexShaderImpl *shader, const struct vs_compile_args *args)
{
UINT i;
DWORD new_size = shader->shader_array_size;
struct vs_compiled_shader *new_array;
DWORD use_map = ((IWineD3DDeviceImpl *)shader->baseShader.device)->strided_streams.use_map;
/* Usually we have very few GL shaders for each d3d shader(just 1 or maybe 2),
* so a linear search is more performant than a hashmap or a binary search
* (cache coherency etc)
*/
for(i = 0; i < shader->num_gl_shaders; i++) {
if(vs_args_equal(&shader->gl_shaders[i].args, args, use_map)) {
return shader->gl_shaders[i].prgId;
}
}
TRACE("No matching GL shader found, compiling a new shader\n");
if(shader->shader_array_size == shader->num_gl_shaders) {
if (shader->num_gl_shaders)
{
new_size = shader->shader_array_size + max(1, shader->shader_array_size / 2);
new_array = HeapReAlloc(GetProcessHeap(), 0, shader->gl_shaders,
new_size * sizeof(*shader->gl_shaders));
} else {
new_array = HeapAlloc(GetProcessHeap(), 0, sizeof(*shader->gl_shaders));
new_size = 1;
}
if(!new_array) {
ERR("Out of memory\n");
return 0;
}
shader->gl_shaders = new_array;
shader->shader_array_size = new_size;
}
shader->gl_shaders[shader->num_gl_shaders].args = *args;
shader->gl_shaders[shader->num_gl_shaders].prgId = vertexshader_compile(shader, args);
return shader->gl_shaders[shader->num_gl_shaders++].prgId;
}
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