32 #include "../../Core/System/exception.h" 33 #include "../../Core/Math/vec2.h" 34 #include "../../Core/Math/vec3.h" 35 #include "../../Core/Math/vec4.h" 36 #include "../../Core/Math/half_float_vector.h" 37 #include "pixel_buffer.h" 46 template<
typename Type>
52 : pixel_buffer(pixel_buffer), lock_count(0), pitch(0), data(nullptr)
62 : pixel_buffer(pixel_buffer), lock_count(0), pitch(0), data(nullptr)
72 if (lock_count > 0 && !(pixel_buffer.
is_null()))
83 Type *
get_data() {
return reinterpret_cast<Type*
>(data); }
84 Type *
get_row(
int y) {
return reinterpret_cast<Type*
>(data + pitch *
y); }
85 Type &
get_pixel(
int x,
int y) {
return *(
reinterpret_cast<Type*
>(data + pitch *
y) +
x); }
95 pixel_buffer.
lock(gc, access);
96 data =
static_cast<unsigned char*
>(pixel_buffer.
get_data());
107 if (pixel_buffer.
is_gpu())
108 throw Exception(
"Incorrect PixelBufferLock constructor called with a GPU pixelbuffer");
112 data =
static_cast<unsigned char*
>(pixel_buffer.
get_data());
PixelBufferLock< Vec4f > PixelBufferLock4f
Definition: pixel_buffer_lock.h:176
Type & get_pixel(int x, int y)
Definition: pixel_buffer_lock.h:85
PixelBufferLock< HalfFloat > PixelBufferLock1hf
Definition: pixel_buffer_lock.h:168
void lock()
Lock the system pixel_buffer.
Definition: pixel_buffer_lock.h:103
PixelBufferLock< Vec2b > PixelBufferLock2b
Definition: pixel_buffer_lock.h:156
PixelBufferLock< Vec3ub > PixelBufferLock3ub
Definition: pixel_buffer_lock.h:144
PixelBufferLock< signed char > PixelBufferLock1b
Definition: pixel_buffer_lock.h:155
int get_width() const
Retrieves the actual width of the buffer.
PixelBufferLock< signed int > PixelBufferLock1i
Definition: pixel_buffer_lock.h:163
PixelBufferLock< Vec3us > PixelBufferLock3us
Definition: pixel_buffer_lock.h:148
PixelBufferLock< Vec4i > PixelBufferLock4i
Definition: pixel_buffer_lock.h:166
Pixel data container.
Definition: pixel_buffer.h:67
PixelBufferLock< Vec3i > PixelBufferLock3i
Definition: pixel_buffer_lock.h:165
int get_height() const
Retrieves the actual height of the buffer.
PixelBufferLock< Vec4ui > PixelBufferLock4ui
Definition: pixel_buffer_lock.h:153
void unlock()
Unlock pixel_buffer.
Definition: pixel_buffer_lock.h:119
PixelBufferLock< Vec3hf > PixelBufferLock3hf
Definition: pixel_buffer_lock.h:170
PixelBuffer locking helper.
Definition: pixel_buffer_lock.h:47
PixelBufferLock< Vec2ub > PixelBufferLock2ub
Definition: pixel_buffer_lock.h:143
int get_width() const
Definition: pixel_buffer_lock.h:86
PixelBufferLock< Vec4ub > PixelBufferLock4ub
Definition: pixel_buffer_lock.h:145
void * get_data()
Returns a pointer to the beginning of the pixel buffer.
PixelBufferLock< Vec2s > PixelBufferLock2s
Definition: pixel_buffer_lock.h:160
int get_pitch() const
Definition: pixel_buffer_lock.h:88
~PixelBufferLock()
Definition: pixel_buffer_lock.h:70
void lock(GraphicContext &gc, BufferAccess access)
Lock the gpu pixel_buffer.
Definition: pixel_buffer_lock.h:91
PixelBufferLock< signed short > PixelBufferLock1s
Definition: pixel_buffer_lock.h:159
Top-level exception class.
Definition: exception.h:41
PixelBufferLock< Vec2f > PixelBufferLock2f
Definition: pixel_buffer_lock.h:174
PixelBufferLock< Vec3ui > PixelBufferLock3ui
Definition: pixel_buffer_lock.h:152
void unlock()
Unmaps element buffer.
PixelBufferLock< Vec2d > PixelBufferLock2d
Definition: pixel_buffer_lock.h:178
PixelBufferLock< Vec2ui > PixelBufferLock2ui
Definition: pixel_buffer_lock.h:151
PixelBufferLock< Vec3b > PixelBufferLock3b
Definition: pixel_buffer_lock.h:157
int get_lock_count() const
Returns the amounts of recursive pixel_buffer locks performed by this section.
Definition: pixel_buffer_lock.h:78
PixelBufferLock< Vec2hf > PixelBufferLock2hf
Definition: pixel_buffer_lock.h:169
PixelBufferLock< Vec4d > PixelBufferLock4d
Definition: pixel_buffer_lock.h:180
PixelBufferLock< unsigned char > PixelBufferLock1ub
Definition: pixel_buffer_lock.h:142
PixelBufferLock< unsigned int > PixelBufferLock1ui
Definition: pixel_buffer_lock.h:150
PixelBufferLock< Vec3s > PixelBufferLock3s
Definition: pixel_buffer_lock.h:161
bool is_gpu() const
Returns true if this pixel buffer is a GPU based one.
PixelBufferLock(PixelBuffer &pixel_buffer, bool lock_pixelbuffer=true)
Constructs a system pixel buffer lock.
Definition: pixel_buffer_lock.h:61
PixelBufferLock< Vec3f > PixelBufferLock3f
Definition: pixel_buffer_lock.h:175
Type * get_row(int y)
Definition: pixel_buffer_lock.h:84
PixelBufferLock< Vec2us > PixelBufferLock2us
Definition: pixel_buffer_lock.h:147
PixelBufferLock< Vec4s > PixelBufferLock4s
Definition: pixel_buffer_lock.h:162
Interface to drawing graphics.
Definition: graphic_context.h:256
PixelBufferLock(GraphicContext &gc, PixelBuffer &pixel_buffer, BufferAccess access, bool lock_pixelbuffer=true)
Constructs a gpu pixel buffer lock.
Definition: pixel_buffer_lock.h:51
PixelBufferLock< Vec4b > PixelBufferLock4b
Definition: pixel_buffer_lock.h:158
PixelBufferLock< Vec3d > PixelBufferLock3d
Definition: pixel_buffer_lock.h:179
PixelBufferLock< double > PixelBufferLock1d
Definition: pixel_buffer_lock.h:177
BufferAccess
Array Buffer access enum.
Definition: buffer_usage.h:52
PixelBufferLock< Vec4us > PixelBufferLock4us
Definition: pixel_buffer_lock.h:149
int get_pitch() const
Returns the pitch (in bytes per scanline).
PixelBufferLock< Vec4hf > PixelBufferLock4hf
Definition: pixel_buffer_lock.h:171
bool is_null() const
Returns true if this object is invalid.
Definition: pixel_buffer.h:107
void lock(GraphicContext &gc, BufferAccess access)
Maps buffer into system memory.
PixelBufferLock< unsigned short > PixelBufferLock1us
Definition: pixel_buffer_lock.h:146
Type * get_data()
Definition: pixel_buffer_lock.h:83
PixelBufferLock< float > PixelBufferLock1f
Definition: pixel_buffer_lock.h:173
PixelBufferLock< unsigned char > PixelBufferLockAny
Definition: pixel_buffer_lock.h:182
int get_height() const
Definition: pixel_buffer_lock.h:87
PixelBufferLock< Vec2i > PixelBufferLock2i
Definition: pixel_buffer_lock.h:164