mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-11-28 18:45:54 -05:00
Cleanup.
This commit is contained in:
Branimir Karadžić
parent
1d82b0c07b
commit
65cd3169db
3 changed files with 53 additions and 225 deletions
|
|
@ -26,199 +26,6 @@ KnightPos knightTour[8*4] =
|
|||
{7,1}, {6,3}, {5,1}, {7,0}, {6,2}, {4,3}, {3,1}, {2,3}
|
||||
};
|
||||
|
||||
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 std::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;
|
||||
};
|
||||
|
||||
struct Mesh
|
||||
{
|
||||
void load(const char* _filePath)
|
||||
{
|
||||
#define BGFX_CHUNK_MAGIC_VB BX_MAKEFOURCC('V', 'B', ' ', 0x0)
|
||||
#define BGFX_CHUNK_MAGIC_IB BX_MAKEFOURCC('I', 'B', ' ', 0x0)
|
||||
#define BGFX_CHUNK_MAGIC_PRI BX_MAKEFOURCC('P', 'R', 'I', 0x0)
|
||||
|
||||
bx::CrtFileReader reader;
|
||||
reader.open(_filePath);
|
||||
|
||||
Group group;
|
||||
|
||||
uint32_t chunk;
|
||||
while (4 == bx::read(&reader, chunk) )
|
||||
{
|
||||
switch (chunk)
|
||||
{
|
||||
case BGFX_CHUNK_MAGIC_VB:
|
||||
{
|
||||
bx::read(&reader, group.m_sphere);
|
||||
bx::read(&reader, group.m_aabb);
|
||||
bx::read(&reader, group.m_obb);
|
||||
|
||||
bx::read(&reader, m_decl);
|
||||
uint16_t stride = m_decl.getStride();
|
||||
|
||||
uint16_t numVertices;
|
||||
bx::read(&reader, numVertices);
|
||||
const bgfx::Memory* mem = bgfx::alloc(numVertices*stride);
|
||||
bx::read(&reader, mem->data, mem->size);
|
||||
|
||||
group.m_vbh = bgfx::createVertexBuffer(mem, m_decl);
|
||||
}
|
||||
break;
|
||||
|
||||
case BGFX_CHUNK_MAGIC_IB:
|
||||
{
|
||||
uint32_t numIndices;
|
||||
bx::read(&reader, numIndices);
|
||||
const bgfx::Memory* mem = bgfx::alloc(numIndices*2);
|
||||
bx::read(&reader, mem->data, mem->size);
|
||||
group.m_ibh = bgfx::createIndexBuffer(mem);
|
||||
}
|
||||
break;
|
||||
|
||||
case BGFX_CHUNK_MAGIC_PRI:
|
||||
{
|
||||
uint16_t len;
|
||||
bx::read(&reader, len);
|
||||
|
||||
std::string material;
|
||||
material.resize(len);
|
||||
bx::read(&reader, const_cast<char*>(material.c_str() ), len);
|
||||
|
||||
uint16_t num;
|
||||
bx::read(&reader, num);
|
||||
|
||||
for (uint32_t ii = 0; ii < num; ++ii)
|
||||
{
|
||||
bx::read(&reader, len);
|
||||
|
||||
std::string name;
|
||||
name.resize(len);
|
||||
bx::read(&reader, const_cast<char*>(name.c_str() ), len);
|
||||
|
||||
Primitive prim;
|
||||
bx::read(&reader, prim.m_startIndex);
|
||||
bx::read(&reader, prim.m_numIndices);
|
||||
bx::read(&reader, prim.m_startVertex);
|
||||
bx::read(&reader, prim.m_numVertices);
|
||||
bx::read(&reader, prim.m_sphere);
|
||||
bx::read(&reader, prim.m_aabb);
|
||||
bx::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, reader.seek() );
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
reader.close();
|
||||
}
|
||||
|
||||
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(bgfx::ProgramHandle _program, float* _mtx, bool _blend)
|
||||
{
|
||||
for (GroupArray::const_iterator it = m_groups.begin(), itEnd = m_groups.end(); it != itEnd; ++it)
|
||||
{
|
||||
const Group& group = *it;
|
||||
|
||||
// Set model matrix for rendering.
|
||||
bgfx::setTransform(_mtx);
|
||||
bgfx::setProgram(_program);
|
||||
bgfx::setIndexBuffer(group.m_ibh);
|
||||
bgfx::setVertexBuffer(group.m_vbh);
|
||||
|
||||
// Set render states.
|
||||
bgfx::setState(0
|
||||
| BGFX_STATE_RGB_WRITE
|
||||
| BGFX_STATE_ALPHA_WRITE
|
||||
| (_blend?0:BGFX_STATE_DEPTH_WRITE)
|
||||
| BGFX_STATE_DEPTH_TEST_LESS
|
||||
| BGFX_STATE_CULL_CCW
|
||||
| BGFX_STATE_MSAA
|
||||
| (_blend?BGFX_STATE_BLEND_FUNC(BGFX_STATE_BLEND_SRC_ALPHA, BGFX_STATE_BLEND_INV_SRC_ALPHA):0)
|
||||
);
|
||||
|
||||
// Submit primitive for rendering to view 0.
|
||||
bgfx::submit(0);
|
||||
}
|
||||
}
|
||||
|
||||
bgfx::VertexDecl m_decl;
|
||||
typedef std::vector<Group> GroupArray;
|
||||
GroupArray m_groups;
|
||||
};
|
||||
|
||||
int _main_(int /*_argc*/, char** /*_argv*/)
|
||||
{
|
||||
uint32_t width = 1280;
|
||||
|
|
@ -240,8 +47,8 @@ int _main_(int /*_argc*/, char** /*_argv*/)
|
|||
, 0
|
||||
);
|
||||
|
||||
bgfx::UniformHandle u_texColor = bgfx::createUniform("u_texColor", bgfx::UniformType::Uniform1iv);
|
||||
bgfx::UniformHandle u_stipple = bgfx::createUniform("u_stipple", bgfx::UniformType::Uniform3fv);
|
||||
bgfx::UniformHandle u_texColor = bgfx::createUniform("u_texColor", bgfx::UniformType::Uniform1iv);
|
||||
bgfx::UniformHandle u_stipple = bgfx::createUniform("u_stipple", bgfx::UniformType::Uniform3fv);
|
||||
bgfx::UniformHandle u_texStipple = bgfx::createUniform("u_texStipple", bgfx::UniformType::Uniform1iv);
|
||||
|
||||
bgfx::ProgramHandle program = loadProgram("vs_tree", "fs_tree");
|
||||
|
|
@ -261,21 +68,41 @@ int _main_(int /*_argc*/, char** /*_argv*/)
|
|||
|
||||
textureStipple = bgfx::createTexture2D(8, 4, 1, bgfx::TextureFormat::R8, BGFX_TEXTURE_MAG_POINT|BGFX_TEXTURE_MIN_POINT, stipple);
|
||||
|
||||
Mesh mesh_top[3];
|
||||
mesh_top[0].load("meshes/tree1b_lod0_1.bin");
|
||||
mesh_top[1].load("meshes/tree1b_lod1_1.bin");
|
||||
mesh_top[2].load("meshes/tree1b_lod2_1.bin");
|
||||
Mesh* meshTop[3] =
|
||||
{
|
||||
meshLoad("meshes/tree1b_lod0_1.bin"),
|
||||
meshLoad("meshes/tree1b_lod1_1.bin"),
|
||||
meshLoad("meshes/tree1b_lod2_1.bin"),
|
||||
};
|
||||
|
||||
Mesh mesh_trunk[3];
|
||||
mesh_trunk[0].load("meshes/tree1b_lod0_2.bin");
|
||||
mesh_trunk[1].load("meshes/tree1b_lod1_2.bin");
|
||||
mesh_trunk[2].load("meshes/tree1b_lod2_2.bin");
|
||||
Mesh* meshTrunk[3] =
|
||||
{
|
||||
meshLoad("meshes/tree1b_lod0_2.bin"),
|
||||
meshLoad("meshes/tree1b_lod1_2.bin"),
|
||||
meshLoad("meshes/tree1b_lod2_2.bin"),
|
||||
};
|
||||
|
||||
// Imgui.
|
||||
void* data = load("font/droidsans.ttf");
|
||||
imguiCreate(data);
|
||||
free(data);
|
||||
|
||||
const uint64_t stateCommon = 0
|
||||
| BGFX_STATE_RGB_WRITE
|
||||
| BGFX_STATE_ALPHA_WRITE
|
||||
| BGFX_STATE_DEPTH_TEST_LESS
|
||||
| BGFX_STATE_CULL_CCW
|
||||
| BGFX_STATE_MSAA
|
||||
;
|
||||
|
||||
const uint64_t stateTransparent = stateCommon
|
||||
| BGFX_STATE_BLEND_ALPHA
|
||||
;
|
||||
|
||||
const uint64_t stateOpaque = stateCommon
|
||||
| BGFX_STATE_DEPTH_WRITE
|
||||
;
|
||||
|
||||
int32_t scrollArea = 0;
|
||||
|
||||
bool transitions = true;
|
||||
|
|
@ -363,12 +190,12 @@ int _main_(int /*_argc*/, char** /*_argv*/)
|
|||
bgfx::setTexture(0, u_texColor, textureBark);
|
||||
bgfx::setTexture(1, u_texStipple, textureStipple);
|
||||
bgfx::setUniform(u_stipple, stipple);
|
||||
mesh_trunk[mainLOD].submit(program, mtx, false);
|
||||
meshSubmit(meshTrunk[mainLOD], 0, program, mtx, stateOpaque);
|
||||
|
||||
bgfx::setTexture(0, u_texColor, textureLeafs);
|
||||
bgfx::setTexture(1, u_texStipple, textureStipple);
|
||||
bgfx::setUniform(u_stipple, stipple);
|
||||
mesh_top[mainLOD].submit(program, mtx, true);
|
||||
meshSubmit(meshTop[mainLOD], 0, program, mtx, stateTransparent);
|
||||
|
||||
if (transitions
|
||||
&& (transitionFrame != 0) )
|
||||
|
|
@ -376,12 +203,12 @@ int _main_(int /*_argc*/, char** /*_argv*/)
|
|||
bgfx::setTexture(0, u_texColor, textureBark);
|
||||
bgfx::setTexture(1, u_texStipple, textureStipple);
|
||||
bgfx::setUniform(u_stipple, stippleInv);
|
||||
mesh_trunk[targetLOD].submit(program, mtx, false);
|
||||
meshSubmit(meshTrunk[targetLOD], 0, program, mtx, stateOpaque);
|
||||
|
||||
bgfx::setTexture(0, u_texColor, textureLeafs);
|
||||
bgfx::setTexture(1, u_texStipple, textureStipple);
|
||||
bgfx::setUniform(u_stipple, stippleInv);
|
||||
mesh_top[targetLOD].submit(program, mtx, true);
|
||||
meshSubmit(meshTop[targetLOD], 0, program, mtx, stateTransparent);
|
||||
}
|
||||
|
||||
int lod = 0;
|
||||
|
|
@ -423,8 +250,8 @@ int _main_(int /*_argc*/, char** /*_argv*/)
|
|||
|
||||
for (uint32_t ii = 0; ii < 3; ++ii)
|
||||
{
|
||||
mesh_top[ii].unload();
|
||||
mesh_trunk[ii].unload();
|
||||
meshUnload(meshTop[ii]);
|
||||
meshUnload(meshTrunk[ii]);
|
||||
}
|
||||
|
||||
// Cleanup.
|
||||
|
|
|
|||
|
|
@ -366,8 +366,20 @@ struct Mesh
|
|||
m_groups.clear();
|
||||
}
|
||||
|
||||
void submit(uint8_t _id, bgfx::ProgramHandle _program, float* _mtx)
|
||||
void submit(uint8_t _id, bgfx::ProgramHandle _program, float* _mtx, uint64_t _state)
|
||||
{
|
||||
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
|
||||
;
|
||||
}
|
||||
|
||||
for (GroupArray::const_iterator it = m_groups.begin(), itEnd = m_groups.end(); it != itEnd; ++it)
|
||||
{
|
||||
const Group& group = *it;
|
||||
|
|
@ -377,18 +389,7 @@ struct Mesh
|
|||
bgfx::setProgram(_program);
|
||||
bgfx::setIndexBuffer(group.m_ibh);
|
||||
bgfx::setVertexBuffer(group.m_vbh);
|
||||
|
||||
// Set render states.
|
||||
bgfx::setState(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
|
||||
);
|
||||
|
||||
// Submit primitive for rendering to view 0.
|
||||
bgfx::setState(_state);
|
||||
bgfx::submit(_id);
|
||||
}
|
||||
}
|
||||
|
|
@ -420,7 +421,7 @@ void meshUnload(Mesh* _mesh)
|
|||
delete _mesh;
|
||||
}
|
||||
|
||||
void meshSubmit(Mesh* _mesh, uint8_t _id, bgfx::ProgramHandle _program, float* _mtx)
|
||||
void meshSubmit(Mesh* _mesh, uint8_t _id, bgfx::ProgramHandle _program, float* _mtx, uint64_t _state)
|
||||
{
|
||||
_mesh->submit(_id, _program, _mtx);
|
||||
_mesh->submit(_id, _program, _mtx, _state);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,6 +17,6 @@ void calcTangents(void* _vertices, uint16_t _numVertices, bgfx::VertexDecl _decl
|
|||
struct Mesh;
|
||||
Mesh* meshLoad(const char* _filePath);
|
||||
void meshUnload(Mesh* _mesh);
|
||||
void meshSubmit(Mesh* _mesh, uint8_t _id, bgfx::ProgramHandle _program, float* _mtx);
|
||||
void meshSubmit(Mesh* _mesh, uint8_t _id, bgfx::ProgramHandle _program, float* _mtx, uint64_t _state = BGFX_STATE_MASK);
|
||||
|
||||
#endif // BGFX_UTILS_H_HEADER_GUARD
|
||||
|
|
|
|||
Loading…
Reference in a new issue