GWN: Port to GPU module: Replace GWN prefix by GPU
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@@ -23,73 +23,73 @@
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* ***** END GPL LICENSE BLOCK *****
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*/
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/** \file blender/gpu/gwn_vertex_buffer.h
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/** \file blender/gpu/GPU_vertex_buffer.h
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* \ingroup gpu
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*
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* Gawain vertex buffer
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* GPU vertex buffer
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*/
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#ifndef __GWN_VERTEX_BUFFER_H__
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#define __GWN_VERTEX_BUFFER_H__
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#ifndef __GPU_VERTEX_BUFFER_H__
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#define __GPU_VERTEX_BUFFER_H__
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#include "GPU_vertex_format.h"
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#define VRAM_USAGE 1
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/* How to create a Gwn_VertBuf: */
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/* 1) verts = GWN_vertbuf_create() or GWN_vertbuf_init(verts) */
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/* 2) GWN_vertformat_attr_add(verts->format, ...) */
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/* 3) GWN_vertbuf_data_alloc(verts, vertex_len) <-- finalizes/packs vertex format */
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/* 4) GWN_vertbuf_attr_fill(verts, pos, application_pos_buffer) */
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/* How to create a GPUVertBuf: */
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/* 1) verts = GPU_vertbuf_create() or GPU_vertbuf_init(verts) */
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/* 2) GPU_vertformat_attr_add(verts->format, ...) */
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/* 3) GPU_vertbuf_data_alloc(verts, vertex_len) <-- finalizes/packs vertex format */
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/* 4) GPU_vertbuf_attr_fill(verts, pos, application_pos_buffer) */
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/* Is Gwn_VertBuf always used as part of a Gwn_Batch? */
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/* Is GPUVertBuf always used as part of a GPUBatch? */
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typedef enum {
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/* can be extended to support more types */
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GWN_USAGE_STREAM,
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GWN_USAGE_STATIC, /* do not keep data in memory */
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GWN_USAGE_DYNAMIC
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} Gwn_UsageType;
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GPU_USAGE_STREAM,
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GPU_USAGE_STATIC, /* do not keep data in memory */
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GPU_USAGE_DYNAMIC
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} GPUUsageType;
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typedef struct Gwn_VertBuf {
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Gwn_VertFormat format;
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typedef struct GPUVertBuf {
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GPUVertFormat format;
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uint vertex_len; /* number of verts we want to draw */
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uint vertex_alloc; /* number of verts data */
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bool dirty;
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unsigned char* data; /* NULL indicates data in VRAM (unmapped) */
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uint32_t vbo_id; /* 0 indicates not yet allocated */
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Gwn_UsageType usage; /* usage hint for GL optimisation */
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} Gwn_VertBuf;
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GPUUsageType usage; /* usage hint for GL optimisation */
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} GPUVertBuf;
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Gwn_VertBuf* GWN_vertbuf_create(Gwn_UsageType);
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Gwn_VertBuf* GWN_vertbuf_create_with_format_ex(const Gwn_VertFormat*, Gwn_UsageType);
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GPUVertBuf* GPU_vertbuf_create(GPUUsageType);
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GPUVertBuf* GPU_vertbuf_create_with_format_ex(const GPUVertFormat*, GPUUsageType);
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#define GWN_vertbuf_create_with_format(format) \
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GWN_vertbuf_create_with_format_ex(format, GWN_USAGE_STATIC)
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#define GPU_vertbuf_create_with_format(format) \
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GPU_vertbuf_create_with_format_ex(format, GPU_USAGE_STATIC)
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void GWN_vertbuf_discard(Gwn_VertBuf*);
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void GPU_vertbuf_discard(GPUVertBuf*);
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void GWN_vertbuf_init(Gwn_VertBuf*, Gwn_UsageType);
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void GWN_vertbuf_init_with_format_ex(Gwn_VertBuf*, const Gwn_VertFormat*, Gwn_UsageType);
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void GPU_vertbuf_init(GPUVertBuf*, GPUUsageType);
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void GPU_vertbuf_init_with_format_ex(GPUVertBuf*, const GPUVertFormat*, GPUUsageType);
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#define GWN_vertbuf_init_with_format(verts, format) \
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GWN_vertbuf_init_with_format_ex(verts, format, GWN_USAGE_STATIC)
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#define GPU_vertbuf_init_with_format(verts, format) \
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GPU_vertbuf_init_with_format_ex(verts, format, GPU_USAGE_STATIC)
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uint GWN_vertbuf_size_get(const Gwn_VertBuf*);
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void GWN_vertbuf_data_alloc(Gwn_VertBuf*, uint v_len);
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void GWN_vertbuf_data_resize(Gwn_VertBuf*, uint v_len);
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void GWN_vertbuf_vertex_count_set(Gwn_VertBuf*, uint v_len);
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uint GPU_vertbuf_size_get(const GPUVertBuf*);
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void GPU_vertbuf_data_alloc(GPUVertBuf*, uint v_len);
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void GPU_vertbuf_data_resize(GPUVertBuf*, uint v_len);
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void GPU_vertbuf_vertex_count_set(GPUVertBuf*, uint v_len);
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/* The most important set_attrib variant is the untyped one. Get it right first. */
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/* It takes a void* so the app developer is responsible for matching their app data types */
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/* to the vertex attribute's type and component count. They're in control of both, so this */
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/* should not be a problem. */
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void GWN_vertbuf_attr_set(Gwn_VertBuf*, uint a_idx, uint v_idx, const void* data);
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void GWN_vertbuf_attr_fill(Gwn_VertBuf*, uint a_idx, const void* data); /* tightly packed, non interleaved input data */
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void GWN_vertbuf_attr_fill_stride(Gwn_VertBuf*, uint a_idx, uint stride, const void* data);
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void GPU_vertbuf_attr_set(GPUVertBuf*, uint a_idx, uint v_idx, const void* data);
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void GPU_vertbuf_attr_fill(GPUVertBuf*, uint a_idx, const void* data); /* tightly packed, non interleaved input data */
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void GPU_vertbuf_attr_fill_stride(GPUVertBuf*, uint a_idx, uint stride, const void* data);
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/* For low level access only */
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typedef struct Gwn_VertBufRaw {
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typedef struct GPUVertBufRaw {
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uint size;
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uint stride;
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unsigned char* data;
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@@ -98,9 +98,9 @@ typedef struct Gwn_VertBufRaw {
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/* Only for overflow check */
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unsigned char* _data_end;
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#endif
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} Gwn_VertBufRaw;
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} GPUVertBufRaw;
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GWN_INLINE void *GWN_vertbuf_raw_step(Gwn_VertBufRaw *a)
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GPU_INLINE void *GPU_vertbuf_raw_step(GPUVertBufRaw *a)
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{
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unsigned char* data = a->data;
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a->data += a->stride;
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@@ -110,12 +110,12 @@ GWN_INLINE void *GWN_vertbuf_raw_step(Gwn_VertBufRaw *a)
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return (void *)data;
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}
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GWN_INLINE uint GWN_vertbuf_raw_used(Gwn_VertBufRaw *a)
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GPU_INLINE uint GPU_vertbuf_raw_used(GPUVertBufRaw *a)
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{
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return ((a->data - a->data_init) / a->stride);
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}
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void GWN_vertbuf_attr_get_raw_data(Gwn_VertBuf*, uint a_idx, Gwn_VertBufRaw *access);
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void GPU_vertbuf_attr_get_raw_data(GPUVertBuf*, uint a_idx, GPUVertBufRaw *access);
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/* TODO: decide whether to keep the functions below */
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/* doesn't immediate mode satisfy these needs? */
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@@ -128,17 +128,17 @@ void GWN_vertbuf_attr_get_raw_data(Gwn_VertBuf*, uint a_idx, Gwn_VertBufRaw *acc
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/* void setAttrib3ub(unsigned a_idx, unsigned v_idx, unsigned char r, unsigned char g, unsigned char b); */
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/* void setAttrib4ub(unsigned a_idx, unsigned v_idx, unsigned char r, unsigned char g, unsigned char b, unsigned char a); */
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void GWN_vertbuf_use(Gwn_VertBuf*);
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void GPU_vertbuf_use(GPUVertBuf*);
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/* Metrics */
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uint GWN_vertbuf_get_memory_usage(void);
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uint GPU_vertbuf_get_memory_usage(void);
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/* Macros */
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#define GWN_VERTBUF_DISCARD_SAFE(verts) do { \
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#define GPU_VERTBUF_DISCARD_SAFE(verts) do { \
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if (verts != NULL) { \
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GWN_vertbuf_discard(verts); \
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GPU_vertbuf_discard(verts); \
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verts = NULL; \
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} \
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} while (0)
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#endif /* __GWN_VERTEX_BUFFER_H__ */
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#endif /* __GPU_VERTEX_BUFFER_H__ */
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