799 lines
18 KiB
C++
799 lines
18 KiB
C++
/*
|
|
* Copyright 2011-2016 Branimir Karadzic. All rights reserved.
|
|
* License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause
|
|
*/
|
|
|
|
#include <string.h> // strlen
|
|
|
|
#include "common.h"
|
|
|
|
#include <tinystl/allocator.h>
|
|
#include <tinystl/vector.h>
|
|
#include <tinystl/string.h>
|
|
namespace stl = tinystl;
|
|
|
|
#include <bgfx/bgfx.h>
|
|
#include <bx/commandline.h>
|
|
#include <bx/endian.h>
|
|
#include <bx/fpumath.h>
|
|
#include <bx/readerwriter.h>
|
|
#include <bx/string.h>
|
|
#include "entry/entry.h"
|
|
#include <ib-compress/indexbufferdecompression.h>
|
|
|
|
#define LODEPNG_NO_COMPILE_ENCODER
|
|
#define LODEPNG_NO_COMPILE_DISK
|
|
#define LODEPNG_NO_COMPILE_ANCILLARY_CHUNKS
|
|
#define LODEPNG_NO_COMPILE_ERROR_TEXT
|
|
#define LODEPNG_NO_COMPILE_ALLOCATORS
|
|
#define LODEPNG_NO_COMPILE_CPP
|
|
#include <lodepng/lodepng.h>
|
|
|
|
#include "bgfx_utils.h"
|
|
|
|
void* load(bx::FileReaderI* _reader, bx::AllocatorI* _allocator, const char* _filePath, uint32_t* _size)
|
|
{
|
|
if (bx::open(_reader, _filePath) )
|
|
{
|
|
uint32_t size = (uint32_t)bx::getSize(_reader);
|
|
void* data = BX_ALLOC(_allocator, size);
|
|
bx::read(_reader, data, size);
|
|
bx::close(_reader);
|
|
if (NULL != _size)
|
|
{
|
|
*_size = size;
|
|
}
|
|
return data;
|
|
}
|
|
else
|
|
{
|
|
DBG("Failed to open: %s.", _filePath);
|
|
}
|
|
|
|
if (NULL != _size)
|
|
{
|
|
*_size = 0;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void* load(const char* _filePath, uint32_t* _size)
|
|
{
|
|
return load(entry::getFileReader(), entry::getAllocator(), _filePath, _size);
|
|
}
|
|
|
|
void unload(void* _ptr)
|
|
{
|
|
BX_FREE(entry::getAllocator(), _ptr);
|
|
}
|
|
|
|
static const bgfx::Memory* loadMem(bx::FileReaderI* _reader, const char* _filePath)
|
|
{
|
|
if (bx::open(_reader, _filePath) )
|
|
{
|
|
uint32_t size = (uint32_t)bx::getSize(_reader);
|
|
const bgfx::Memory* mem = bgfx::alloc(size+1);
|
|
bx::read(_reader, mem->data, size);
|
|
bx::close(_reader);
|
|
mem->data[mem->size-1] = '\0';
|
|
return mem;
|
|
}
|
|
|
|
DBG("Failed to load %s.", _filePath);
|
|
return NULL;
|
|
}
|
|
|
|
static void* loadMem(bx::FileReaderI* _reader, bx::AllocatorI* _allocator, const char* _filePath, uint32_t* _size)
|
|
{
|
|
if (bx::open(_reader, _filePath) )
|
|
{
|
|
uint32_t size = (uint32_t)bx::getSize(_reader);
|
|
void* data = BX_ALLOC(_allocator, size);
|
|
bx::read(_reader, data, size);
|
|
bx::close(_reader);
|
|
|
|
if (NULL != _size)
|
|
{
|
|
*_size = size;
|
|
}
|
|
return data;
|
|
}
|
|
|
|
DBG("Failed to load %s.", _filePath);
|
|
return NULL;
|
|
}
|
|
|
|
static bgfx::ShaderHandle loadShader(bx::FileReaderI* _reader, const char* _name)
|
|
{
|
|
char filePath[512];
|
|
|
|
const char* shaderPath = "???";
|
|
|
|
switch (bgfx::getRendererType() )
|
|
{
|
|
case bgfx::RendererType::Noop:
|
|
case bgfx::RendererType::Direct3D9: shaderPath = "shaders/dx9/"; break;
|
|
case bgfx::RendererType::Direct3D11:
|
|
case bgfx::RendererType::Direct3D12: shaderPath = "shaders/dx11/"; break;
|
|
case bgfx::RendererType::Gnm: shaderPath = "shaders/pssl/"; break;
|
|
case bgfx::RendererType::Metal: shaderPath = "shaders/metal/"; break;
|
|
case bgfx::RendererType::OpenGL: shaderPath = "shaders/glsl/"; break;
|
|
case bgfx::RendererType::OpenGLES: shaderPath = "shaders/essl/"; break;
|
|
case bgfx::RendererType::Vulkan: shaderPath = "shaders/spirv/"; break;
|
|
|
|
case bgfx::RendererType::Count:
|
|
BX_CHECK(false, "You should not be here!");
|
|
break;
|
|
}
|
|
|
|
strcpy(filePath, shaderPath);
|
|
strcat(filePath, _name);
|
|
strcat(filePath, ".bin");
|
|
|
|
return bgfx::createShader(loadMem(_reader, filePath) );
|
|
}
|
|
|
|
bgfx::ShaderHandle loadShader(const char* _name)
|
|
{
|
|
return loadShader(entry::getFileReader(), _name);
|
|
}
|
|
|
|
bgfx::ProgramHandle loadProgram(bx::FileReaderI* _reader, const char* _vsName, const char* _fsName)
|
|
{
|
|
bgfx::ShaderHandle vsh = loadShader(_reader, _vsName);
|
|
bgfx::ShaderHandle fsh = BGFX_INVALID_HANDLE;
|
|
if (NULL != _fsName)
|
|
{
|
|
fsh = loadShader(_reader, _fsName);
|
|
}
|
|
|
|
return bgfx::createProgram(vsh, fsh, true /* destroy shaders when program is destroyed */);
|
|
}
|
|
|
|
bgfx::ProgramHandle loadProgram(const char* _vsName, const char* _fsName)
|
|
{
|
|
return loadProgram(entry::getFileReader(), _vsName, _fsName);
|
|
}
|
|
|
|
typedef unsigned char stbi_uc;
|
|
extern "C" stbi_uc* stbi_load_from_memory(stbi_uc const* _buffer, int _len, int* _x, int* _y, int* _comp, int _req_comp);
|
|
extern "C" void stbi_image_free(void* _ptr);
|
|
extern void lodepng_free(void* _ptr);
|
|
|
|
bgfx::TextureHandle loadTexture(bx::FileReaderI* _reader, const char* _filePath, uint32_t _flags, uint8_t _skip, bgfx::TextureInfo* _info)
|
|
{
|
|
if (NULL != bx::stristr(_filePath, ".dds")
|
|
|| NULL != bx::stristr(_filePath, ".pvr")
|
|
|| NULL != bx::stristr(_filePath, ".ktx") )
|
|
{
|
|
const bgfx::Memory* mem = loadMem(_reader, _filePath);
|
|
if (NULL != mem)
|
|
{
|
|
return bgfx::createTexture(mem, _flags, _skip, _info);
|
|
}
|
|
|
|
bgfx::TextureHandle handle = BGFX_INVALID_HANDLE;
|
|
DBG("Failed to load %s.", _filePath);
|
|
return handle;
|
|
}
|
|
|
|
bgfx::TextureHandle handle = BGFX_INVALID_HANDLE;
|
|
bx::AllocatorI* allocator = entry::getAllocator();
|
|
|
|
uint32_t size = 0;
|
|
void* data = loadMem(_reader, allocator, _filePath, &size);
|
|
if (NULL != data)
|
|
{
|
|
bgfx::TextureFormat::Enum format = bgfx::TextureFormat::RGBA8;
|
|
uint32_t bpp = 32;
|
|
|
|
uint32_t width = 0;
|
|
uint32_t height = 0;
|
|
|
|
typedef void (*ReleaseFn)(void* _ptr);
|
|
ReleaseFn release = stbi_image_free;
|
|
|
|
uint8_t* out = NULL;
|
|
static uint8_t pngMagic[] = { 0x89, 0x50, 0x4E, 0x47, 0x0d, 0x0a };
|
|
if (0 == memcmp(data, pngMagic, sizeof(pngMagic) ) )
|
|
{
|
|
release = lodepng_free;
|
|
|
|
unsigned error;
|
|
LodePNGState state;
|
|
lodepng_state_init(&state);
|
|
state.decoder.color_convert = 0;
|
|
error = lodepng_decode(&out, &width, &height, &state, (uint8_t*)data, size);
|
|
|
|
if (0 == error)
|
|
{
|
|
switch (state.info_raw.bitdepth)
|
|
{
|
|
case 8:
|
|
switch (state.info_raw.colortype)
|
|
{
|
|
case LCT_GREY:
|
|
format = bgfx::TextureFormat::R8;
|
|
bpp = 8;
|
|
break;
|
|
|
|
case LCT_GREY_ALPHA:
|
|
format = bgfx::TextureFormat::RG8;
|
|
bpp = 16;
|
|
break;
|
|
|
|
case LCT_RGB:
|
|
format = bgfx::TextureFormat::RGB8;
|
|
bpp = 24;
|
|
break;
|
|
|
|
case LCT_RGBA:
|
|
format = bgfx::TextureFormat::RGBA8;
|
|
bpp = 32;
|
|
break;
|
|
|
|
case LCT_PALETTE:
|
|
format = bgfx::TextureFormat::R8;
|
|
bpp = 8;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case 16:
|
|
switch (state.info_raw.colortype)
|
|
{
|
|
case LCT_GREY:
|
|
for (uint32_t ii = 0, num = width*height; ii < num; ++ii)
|
|
{
|
|
uint16_t* rgba = (uint16_t*)out + ii*4;
|
|
rgba[0] = bx::toHostEndian(rgba[0], false);
|
|
}
|
|
format = bgfx::TextureFormat::R16;
|
|
bpp = 16;
|
|
break;
|
|
|
|
case LCT_GREY_ALPHA:
|
|
for (uint32_t ii = 0, num = width*height; ii < num; ++ii)
|
|
{
|
|
uint16_t* rgba = (uint16_t*)out + ii*4;
|
|
rgba[0] = bx::toHostEndian(rgba[0], false);
|
|
rgba[1] = bx::toHostEndian(rgba[1], false);
|
|
}
|
|
format = bgfx::TextureFormat::R16;
|
|
bpp = 16;
|
|
break;
|
|
|
|
case LCT_RGBA:
|
|
for (uint32_t ii = 0, num = width*height; ii < num; ++ii)
|
|
{
|
|
uint16_t* rgba = (uint16_t*)out + ii*4;
|
|
rgba[0] = bx::toHostEndian(rgba[0], false);
|
|
rgba[1] = bx::toHostEndian(rgba[1], false);
|
|
rgba[2] = bx::toHostEndian(rgba[2], false);
|
|
rgba[3] = bx::toHostEndian(rgba[3], false);
|
|
}
|
|
format = bgfx::TextureFormat::RGBA16;
|
|
bpp = 64;
|
|
break;
|
|
|
|
case LCT_RGB:
|
|
case LCT_PALETTE:
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
lodepng_state_cleanup(&state);
|
|
}
|
|
else
|
|
{
|
|
int comp = 0;
|
|
out = stbi_load_from_memory( (uint8_t*)data, size, (int*)&width, (int*)&height, &comp, 4);
|
|
}
|
|
|
|
BX_FREE(allocator, data);
|
|
|
|
if (NULL != out)
|
|
{
|
|
handle = bgfx::createTexture2D(uint16_t(width), uint16_t(height), false, 1
|
|
, format
|
|
, _flags
|
|
, bgfx::copy(out, width*height*bpp/8)
|
|
);
|
|
release(out);
|
|
|
|
if (NULL != _info)
|
|
{
|
|
bgfx::calcTextureSize(*_info
|
|
, uint16_t(width)
|
|
, uint16_t(height)
|
|
, 0
|
|
, false
|
|
, false
|
|
, 1
|
|
, format
|
|
);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
DBG("Failed to load %s.", _filePath);
|
|
}
|
|
|
|
return handle;
|
|
}
|
|
|
|
bgfx::TextureHandle loadTexture(const char* _name, uint32_t _flags, uint8_t _skip, bgfx::TextureInfo* _info)
|
|
{
|
|
return loadTexture(entry::getFileReader(), _name, _flags, _skip, _info);
|
|
}
|
|
|
|
void calcTangents(void* _vertices, uint16_t _numVertices, bgfx::VertexDecl _decl, const uint16_t* _indices, uint32_t _numIndices)
|
|
{
|
|
struct PosTexcoord
|
|
{
|
|
float m_x;
|
|
float m_y;
|
|
float m_z;
|
|
float m_pad0;
|
|
float m_u;
|
|
float m_v;
|
|
float m_pad1;
|
|
float m_pad2;
|
|
};
|
|
|
|
float* tangents = new float[6*_numVertices];
|
|
memset(tangents, 0, 6*_numVertices*sizeof(float) );
|
|
|
|
PosTexcoord v0;
|
|
PosTexcoord v1;
|
|
PosTexcoord v2;
|
|
|
|
for (uint32_t ii = 0, num = _numIndices/3; ii < num; ++ii)
|
|
{
|
|
const uint16_t* indices = &_indices[ii*3];
|
|
uint32_t i0 = indices[0];
|
|
uint32_t i1 = indices[1];
|
|
uint32_t i2 = indices[2];
|
|
|
|
bgfx::vertexUnpack(&v0.m_x, bgfx::Attrib::Position, _decl, _vertices, i0);
|
|
bgfx::vertexUnpack(&v0.m_u, bgfx::Attrib::TexCoord0, _decl, _vertices, i0);
|
|
|
|
bgfx::vertexUnpack(&v1.m_x, bgfx::Attrib::Position, _decl, _vertices, i1);
|
|
bgfx::vertexUnpack(&v1.m_u, bgfx::Attrib::TexCoord0, _decl, _vertices, i1);
|
|
|
|
bgfx::vertexUnpack(&v2.m_x, bgfx::Attrib::Position, _decl, _vertices, i2);
|
|
bgfx::vertexUnpack(&v2.m_u, bgfx::Attrib::TexCoord0, _decl, _vertices, i2);
|
|
|
|
const float bax = v1.m_x - v0.m_x;
|
|
const float bay = v1.m_y - v0.m_y;
|
|
const float baz = v1.m_z - v0.m_z;
|
|
const float bau = v1.m_u - v0.m_u;
|
|
const float bav = v1.m_v - v0.m_v;
|
|
|
|
const float cax = v2.m_x - v0.m_x;
|
|
const float cay = v2.m_y - v0.m_y;
|
|
const float caz = v2.m_z - v0.m_z;
|
|
const float cau = v2.m_u - v0.m_u;
|
|
const float cav = v2.m_v - v0.m_v;
|
|
|
|
const float det = (bau * cav - bav * cau);
|
|
const float invDet = 1.0f / det;
|
|
|
|
const float tx = (bax * cav - cax * bav) * invDet;
|
|
const float ty = (bay * cav - cay * bav) * invDet;
|
|
const float tz = (baz * cav - caz * bav) * invDet;
|
|
|
|
const float bx = (cax * bau - bax * cau) * invDet;
|
|
const float by = (cay * bau - bay * cau) * invDet;
|
|
const float bz = (caz * bau - baz * cau) * invDet;
|
|
|
|
for (uint32_t jj = 0; jj < 3; ++jj)
|
|
{
|
|
float* tanu = &tangents[indices[jj]*6];
|
|
float* tanv = &tanu[3];
|
|
tanu[0] += tx;
|
|
tanu[1] += ty;
|
|
tanu[2] += tz;
|
|
|
|
tanv[0] += bx;
|
|
tanv[1] += by;
|
|
tanv[2] += bz;
|
|
}
|
|
}
|
|
|
|
for (uint32_t ii = 0; ii < _numVertices; ++ii)
|
|
{
|
|
const float* tanu = &tangents[ii*6];
|
|
const float* tanv = &tangents[ii*6 + 3];
|
|
|
|
float normal[4];
|
|
bgfx::vertexUnpack(normal, bgfx::Attrib::Normal, _decl, _vertices, ii);
|
|
float ndt = bx::vec3Dot(normal, tanu);
|
|
|
|
float nxt[3];
|
|
bx::vec3Cross(nxt, normal, tanu);
|
|
|
|
float tmp[3];
|
|
tmp[0] = tanu[0] - normal[0] * ndt;
|
|
tmp[1] = tanu[1] - normal[1] * ndt;
|
|
tmp[2] = tanu[2] - normal[2] * ndt;
|
|
|
|
float tangent[4];
|
|
bx::vec3Norm(tangent, tmp);
|
|
|
|
tangent[3] = bx::vec3Dot(nxt, tanv) < 0.0f ? -1.0f : 1.0f;
|
|
bgfx::vertexPack(tangent, true, bgfx::Attrib::Tangent, _decl, _vertices, ii);
|
|
}
|
|
|
|
delete [] tangents;
|
|
}
|
|
|
|
struct Aabb
|
|
{
|
|
float m_min[3];
|
|
float m_max[3];
|
|
};
|
|
|
|
struct Obb
|
|
{
|
|
float m_mtx[16];
|
|
};
|
|
|
|
struct Sphere
|
|
{
|
|
float m_center[3];
|
|
float m_radius;
|
|
};
|
|
|
|
struct Primitive
|
|
{
|
|
uint32_t m_startIndex;
|
|
uint32_t m_numIndices;
|
|
uint32_t m_startVertex;
|
|
uint32_t m_numVertices;
|
|
|
|
Sphere m_sphere;
|
|
Aabb m_aabb;
|
|
Obb m_obb;
|
|
};
|
|
|
|
typedef stl::vector<Primitive> PrimitiveArray;
|
|
|
|
struct Group
|
|
{
|
|
Group()
|
|
{
|
|
reset();
|
|
}
|
|
|
|
void reset()
|
|
{
|
|
m_vbh.idx = bgfx::invalidHandle;
|
|
m_ibh.idx = bgfx::invalidHandle;
|
|
m_prims.clear();
|
|
}
|
|
|
|
bgfx::VertexBufferHandle m_vbh;
|
|
bgfx::IndexBufferHandle m_ibh;
|
|
Sphere m_sphere;
|
|
Aabb m_aabb;
|
|
Obb m_obb;
|
|
PrimitiveArray m_prims;
|
|
};
|
|
|
|
namespace bgfx
|
|
{
|
|
int32_t read(bx::ReaderI* _reader, bgfx::VertexDecl& _decl, bx::Error* _err = NULL);
|
|
}
|
|
|
|
struct Mesh
|
|
{
|
|
void load(bx::ReaderSeekerI* _reader)
|
|
{
|
|
#define BGFX_CHUNK_MAGIC_VB BX_MAKEFOURCC('V', 'B', ' ', 0x1)
|
|
#define BGFX_CHUNK_MAGIC_IB BX_MAKEFOURCC('I', 'B', ' ', 0x0)
|
|
#define BGFX_CHUNK_MAGIC_IBC BX_MAKEFOURCC('I', 'B', 'C', 0x0)
|
|
#define BGFX_CHUNK_MAGIC_PRI BX_MAKEFOURCC('P', 'R', 'I', 0x0)
|
|
|
|
using namespace bx;
|
|
using namespace bgfx;
|
|
|
|
Group group;
|
|
|
|
bx::AllocatorI* allocator = entry::getAllocator();
|
|
|
|
uint32_t chunk;
|
|
bx::Error err;
|
|
while (4 == bx::read(_reader, chunk, &err)
|
|
&& err.isOk() )
|
|
{
|
|
switch (chunk)
|
|
{
|
|
case BGFX_CHUNK_MAGIC_VB:
|
|
{
|
|
read(_reader, group.m_sphere);
|
|
read(_reader, group.m_aabb);
|
|
read(_reader, group.m_obb);
|
|
|
|
read(_reader, m_decl);
|
|
|
|
uint16_t stride = m_decl.getStride();
|
|
|
|
uint16_t numVertices;
|
|
read(_reader, numVertices);
|
|
const bgfx::Memory* mem = bgfx::alloc(numVertices*stride);
|
|
read(_reader, mem->data, mem->size);
|
|
|
|
group.m_vbh = bgfx::createVertexBuffer(mem, m_decl);
|
|
}
|
|
break;
|
|
|
|
case BGFX_CHUNK_MAGIC_IB:
|
|
{
|
|
uint32_t numIndices;
|
|
read(_reader, numIndices);
|
|
const bgfx::Memory* mem = bgfx::alloc(numIndices*2);
|
|
read(_reader, mem->data, mem->size);
|
|
group.m_ibh = bgfx::createIndexBuffer(mem);
|
|
}
|
|
break;
|
|
|
|
case BGFX_CHUNK_MAGIC_IBC:
|
|
{
|
|
uint32_t numIndices;
|
|
bx::read(_reader, numIndices);
|
|
|
|
const bgfx::Memory* mem = bgfx::alloc(numIndices*2);
|
|
|
|
uint32_t compressedSize;
|
|
bx::read(_reader, compressedSize);
|
|
|
|
void* compressedIndices = BX_ALLOC(allocator, compressedSize);
|
|
|
|
bx::read(_reader, compressedIndices, compressedSize);
|
|
|
|
ReadBitstream rbs( (const uint8_t*)compressedIndices, compressedSize);
|
|
DecompressIndexBuffer( (uint16_t*)mem->data, numIndices / 3, rbs);
|
|
|
|
BX_FREE(allocator, compressedIndices);
|
|
|
|
group.m_ibh = bgfx::createIndexBuffer(mem);
|
|
}
|
|
break;
|
|
|
|
case BGFX_CHUNK_MAGIC_PRI:
|
|
{
|
|
uint16_t len;
|
|
read(_reader, len);
|
|
|
|
stl::string material;
|
|
material.resize(len);
|
|
read(_reader, const_cast<char*>(material.c_str() ), len);
|
|
|
|
uint16_t num;
|
|
read(_reader, num);
|
|
|
|
for (uint32_t ii = 0; ii < num; ++ii)
|
|
{
|
|
read(_reader, len);
|
|
|
|
stl::string name;
|
|
name.resize(len);
|
|
read(_reader, const_cast<char*>(name.c_str() ), len);
|
|
|
|
Primitive prim;
|
|
read(_reader, prim.m_startIndex);
|
|
read(_reader, prim.m_numIndices);
|
|
read(_reader, prim.m_startVertex);
|
|
read(_reader, prim.m_numVertices);
|
|
read(_reader, prim.m_sphere);
|
|
read(_reader, prim.m_aabb);
|
|
read(_reader, prim.m_obb);
|
|
|
|
group.m_prims.push_back(prim);
|
|
}
|
|
|
|
m_groups.push_back(group);
|
|
group.reset();
|
|
}
|
|
break;
|
|
|
|
default:
|
|
DBG("%08x at %d", chunk, bx::skip(_reader, 0) );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
void unload()
|
|
{
|
|
for (GroupArray::const_iterator it = m_groups.begin(), itEnd = m_groups.end(); it != itEnd; ++it)
|
|
{
|
|
const Group& group = *it;
|
|
bgfx::destroyVertexBuffer(group.m_vbh);
|
|
|
|
if (bgfx::isValid(group.m_ibh) )
|
|
{
|
|
bgfx::destroyIndexBuffer(group.m_ibh);
|
|
}
|
|
}
|
|
m_groups.clear();
|
|
}
|
|
|
|
void submit(uint8_t _id, bgfx::ProgramHandle _program, const float* _mtx, uint64_t _state) const
|
|
{
|
|
if (BGFX_STATE_MASK == _state)
|
|
{
|
|
_state = 0
|
|
| BGFX_STATE_RGB_WRITE
|
|
| BGFX_STATE_ALPHA_WRITE
|
|
| BGFX_STATE_DEPTH_WRITE
|
|
| BGFX_STATE_DEPTH_TEST_LESS
|
|
| BGFX_STATE_CULL_CCW
|
|
| BGFX_STATE_MSAA
|
|
;
|
|
}
|
|
|
|
bgfx::setTransform(_mtx);
|
|
bgfx::setState(_state);
|
|
|
|
for (GroupArray::const_iterator it = m_groups.begin(), itEnd = m_groups.end(); it != itEnd; ++it)
|
|
{
|
|
const Group& group = *it;
|
|
|
|
bgfx::setIndexBuffer(group.m_ibh);
|
|
bgfx::setVertexBuffer(group.m_vbh);
|
|
bgfx::submit(_id, _program, 0, it != itEnd-1);
|
|
}
|
|
}
|
|
|
|
void submit(const MeshState*const* _state, uint8_t _numPasses, const float* _mtx, uint16_t _numMatrices) const
|
|
{
|
|
uint32_t cached = bgfx::setTransform(_mtx, _numMatrices);
|
|
|
|
for (uint32_t pass = 0; pass < _numPasses; ++pass)
|
|
{
|
|
bgfx::setTransform(cached, _numMatrices);
|
|
|
|
const MeshState& state = *_state[pass];
|
|
bgfx::setState(state.m_state);
|
|
|
|
for (uint8_t tex = 0; tex < state.m_numTextures; ++tex)
|
|
{
|
|
const MeshState::Texture& texture = state.m_textures[tex];
|
|
bgfx::setTexture(texture.m_stage
|
|
, texture.m_sampler
|
|
, texture.m_texture
|
|
, texture.m_flags
|
|
);
|
|
}
|
|
|
|
for (GroupArray::const_iterator it = m_groups.begin(), itEnd = m_groups.end(); it != itEnd; ++it)
|
|
{
|
|
const Group& group = *it;
|
|
|
|
bgfx::setIndexBuffer(group.m_ibh);
|
|
bgfx::setVertexBuffer(group.m_vbh);
|
|
bgfx::submit(state.m_viewId, state.m_program, 0, it != itEnd-1);
|
|
}
|
|
}
|
|
}
|
|
|
|
bgfx::VertexDecl m_decl;
|
|
typedef stl::vector<Group> GroupArray;
|
|
GroupArray m_groups;
|
|
};
|
|
|
|
Mesh* meshLoad(bx::ReaderSeekerI* _reader)
|
|
{
|
|
Mesh* mesh = new Mesh;
|
|
mesh->load(_reader);
|
|
return mesh;
|
|
}
|
|
|
|
Mesh* meshLoad(const char* _filePath)
|
|
{
|
|
bx::FileReaderI* reader = entry::getFileReader();
|
|
if (bx::open(reader, _filePath) )
|
|
{
|
|
Mesh* mesh = meshLoad(reader);
|
|
bx::close(reader);
|
|
return mesh;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
void meshUnload(Mesh* _mesh)
|
|
{
|
|
_mesh->unload();
|
|
delete _mesh;
|
|
}
|
|
|
|
MeshState* meshStateCreate()
|
|
{
|
|
MeshState* state = (MeshState*)BX_ALLOC(entry::getAllocator(), sizeof(MeshState) );
|
|
return state;
|
|
}
|
|
|
|
void meshStateDestroy(MeshState* _meshState)
|
|
{
|
|
BX_FREE(entry::getAllocator(), _meshState);
|
|
}
|
|
|
|
void meshSubmit(const Mesh* _mesh, uint8_t _id, bgfx::ProgramHandle _program, const float* _mtx, uint64_t _state)
|
|
{
|
|
_mesh->submit(_id, _program, _mtx, _state);
|
|
}
|
|
|
|
void meshSubmit(const Mesh* _mesh, const MeshState*const* _state, uint8_t _numPasses, const float* _mtx, uint16_t _numMatrices)
|
|
{
|
|
_mesh->submit(_state, _numPasses, _mtx, _numMatrices);
|
|
}
|
|
|
|
Args::Args(int _argc, char** _argv)
|
|
: m_type(bgfx::RendererType::Count)
|
|
, m_pciId(BGFX_PCI_ID_NONE)
|
|
{
|
|
bx::CommandLine cmdLine(_argc, (const char**)_argv);
|
|
|
|
if (cmdLine.hasArg("gl") )
|
|
{
|
|
m_type = bgfx::RendererType::OpenGL;
|
|
}
|
|
else if (cmdLine.hasArg("vk") )
|
|
{
|
|
m_type = bgfx::RendererType::Vulkan;
|
|
}
|
|
else if (cmdLine.hasArg("noop") )
|
|
{
|
|
m_type = bgfx::RendererType::Noop;
|
|
}
|
|
else if (BX_ENABLED(BX_PLATFORM_WINDOWS) )
|
|
{
|
|
if (cmdLine.hasArg("d3d9") )
|
|
{
|
|
m_type = bgfx::RendererType::Direct3D9;
|
|
}
|
|
else if (cmdLine.hasArg("d3d11") )
|
|
{
|
|
m_type = bgfx::RendererType::Direct3D11;
|
|
}
|
|
else if (cmdLine.hasArg("d3d12") )
|
|
{
|
|
m_type = bgfx::RendererType::Direct3D12;
|
|
}
|
|
}
|
|
else if (BX_ENABLED(BX_PLATFORM_OSX) )
|
|
{
|
|
if (cmdLine.hasArg("mtl") )
|
|
{
|
|
m_type = bgfx::RendererType::Metal;
|
|
}
|
|
}
|
|
|
|
if (cmdLine.hasArg("amd") )
|
|
{
|
|
m_pciId = BGFX_PCI_ID_AMD;
|
|
}
|
|
else if (cmdLine.hasArg("nvidia") )
|
|
{
|
|
m_pciId = BGFX_PCI_ID_NVIDIA;
|
|
}
|
|
else if (cmdLine.hasArg("intel") )
|
|
{
|
|
m_pciId = BGFX_PCI_ID_INTEL;
|
|
}
|
|
else if (cmdLine.hasArg("sw") )
|
|
{
|
|
m_pciId = BGFX_PCI_ID_SOFTWARE_RASTERIZER;
|
|
}
|
|
}
|