#include "BLI_math_base.h"
#include "BLI_utildefines.h"
#include "GPU_batch.hh"
#include "GPU_batch_presets.hh"
#include "GPU_shader.hh"
#include "GPU_index_buffer.hh"
#include "GPU_vertex_buffer.hh"
#include "gpu_backend.hh"
#include "gpu_context_private.hh"
#include "gpu_shader_private.hh"
#include <cstring>

Functions
Creation & Deletion
void	GPU_batch_zero (Batch *batch)
Batch *	GPU_batch_calloc ()
Batch *	GPU_batch_create_ex (GPUPrimType primitive_type, VertBuf vertex_buf, IndexBuf index_buf, eGPUBatchFlag owns_flag)
void	GPU_batch_init_ex (Batch batch, GPUPrimType primitive_type, VertBuf vertex_buf, IndexBuf *index_buf, eGPUBatchFlag owns_flag)
void	GPU_batch_copy (Batch batch_dst, Batch batch_src)
void	GPU_batch_clear (Batch *batch)
void	GPU_batch_discard (Batch *batch)
Buffers Management
void	GPU_batch_instbuf_set (Batch batch, VertBuf vertex_buf, bool own_vbo)
void	GPU_batch_elembuf_set (Batch batch, blender::gpu::IndexBuf index_buf, bool own_ibo)
int	GPU_batch_instbuf_add (Batch batch, VertBuf vertex_buf, bool own_vbo)
int	GPU_batch_vertbuf_add (Batch batch, VertBuf vertex_buf, bool own_vbo)
bool	GPU_batch_vertbuf_has (const Batch batch, const VertBuf vertex_buf)
void	GPU_batch_resource_id_buf_set (Batch batch, GPUStorageBuf resource_id_buf)
Uniform setters
void	GPU_batch_set_shader (Batch batch, GPUShader shader, const shader::SpecializationConstants *constants_state)
static uint16_t	bind_attribute_as_ssbo (const ShaderInterface interface, GPUShader shader, VertBuf *vbo)
void	GPU_batch_bind_as_resources (Batch batch, GPUShader shader, const shader::SpecializationConstants *constants)
Drawing / Draw-call functions
void	GPU_batch_draw_parameter_get (Batch batch, int r_vertex_count, int r_vertex_first, int r_base_index, int *r_instance_count)
blender::IndexRange	GPU_batch_draw_expanded_parameter_get (GPUPrimType input_prim_type, GPUPrimType output_prim_type, int vertex_count, int vertex_first, int output_primitive_cout)
static void	polyline_draw_workaround (Batch *batch, int vertex_first, int vertex_count, int instance_first, int instance_count)
void	GPU_batch_draw (Batch *batch)
void	GPU_batch_draw_range (Batch *batch, int vertex_first, int vertex_count)
void	GPU_batch_draw_instance_range (Batch *batch, int instance_first, int instance_count)
void	GPU_batch_draw_advanced (Batch *batch, int vertex_first, int vertex_count, int instance_first, int instance_count)
void	GPU_batch_draw_indirect (Batch batch, GPUStorageBuf indirect_buf, intptr_t offset)
void	GPU_batch_multi_draw_indirect (Batch batch, GPUStorageBuf indirect_buf, int count, intptr_t offset, intptr_t stride)
Utilities
void	GPU_batch_program_set_builtin_with_config (Batch *batch, eGPUBuiltinShader shader_id, eGPUShaderConfig sh_cfg)
void	GPU_batch_program_set_builtin (Batch *batch, eGPUBuiltinShader shader_id)
void	GPU_batch_program_set_imm_shader (Batch *batch)
blender::gpu::Batch *	GPU_batch_procedural_points_get ()
blender::gpu::Batch *	GPU_batch_procedural_lines_get ()
blender::gpu::Batch *	GPU_batch_procedural_triangles_get ()
blender::gpu::Batch *	GPU_batch_procedural_triangle_strips_get ()
Init/Exit
void	gpu_batch_init ()
void	gpu_batch_exit ()

Detailed Description

GPU geometry batch Contains VAOs + VBOs + Shader representing a drawable entity.

Definition in file gpu_batch.cc.

Function Documentation

◆ bind_attribute_as_ssbo()

uint16_t bind_attribute_as_ssbo	(	const ShaderInterface *	interface,
		GPUShader *	shader,
		VertBuf *	vbo )

static

Definition at line 234 of file gpu_batch.cc.

References BLI_assert, GPUVertAttr::comp_len, blender::gpu::VertBuf::format, GPU_shader_uniform_1i(), GPU_shader_uniform_2iv(), GPU_vertbuf_bind_as_ssbo(), GPU_vertformat_attr_name_get(), input, interface, GPUVertAttr::name_len, GPUVertAttr::offset, GPUVertAttr::size, and blender::gpu::VertBuf::vertex_len.

Referenced by GPU_batch_bind_as_resources().

◆ GPU_batch_bind_as_resources()

void GPU_batch_bind_as_resources	(	Batch *	batch,
		GPUShader *	shader,
		const shader::SpecializationConstants *	constants )

Definition at line 287 of file gpu_batch.cc.

References batch, bind_attribute_as_ssbo(), BLI_assert_msg, GPU_BATCH_VBO_MAX_LEN, GPU_indexbuf_bind_as_ssbo(), GPU_shader_bind(), GPU_shader_uniform_1b(), GPU_shader_uniform_1i(), GPU_SSBO_INDEX_BUF_SLOT, GPU_vertbuf_bind_as_ssbo(), interface, UNUSED_VARS_NDEBUG, and v.

Referenced by polyline_draw_workaround().

◆ GPU_batch_calloc()

Batch * GPU_batch_calloc ( )

Definition at line 44 of file gpu_batch.cc.

References batch, blender::gpu::GPUBackend::batch_alloc(), blender::gpu::GPUBackend::get(), and GPU_batch_zero().

Referenced by DRW_batch_request(), and GPU_batch_create_ex().

◆ GPU_batch_clear()

void GPU_batch_clear ( Batch * batch )

Definition at line 97 of file gpu_batch.cc.

References batch, GPU_BATCH_INST_VBO_MAX_LEN, GPU_BATCH_INVALID, GPU_BATCH_OWNS_INDEX, GPU_BATCH_OWNS_INST_VBO, GPU_BATCH_OWNS_INST_VBO_ANY, GPU_BATCH_OWNS_VBO, GPU_BATCH_OWNS_VBO_ANY, GPU_BATCH_VBO_MAX_LEN, GPU_indexbuf_discard(), GPU_VERTBUF_DISCARD_SAFE, and v.

Referenced by GPU_batch_copy(), and GPU_batch_discard().

◆ GPU_batch_copy()

void GPU_batch_copy	(	Batch *	batch_dst,
		Batch *	batch_src )

Definition at line 85 of file gpu_batch.cc.

References GPU_batch_clear(), GPU_batch_init_ex(), GPU_BATCH_INVALID, GPU_BATCH_VBO_MAX_LEN, GPU_PRIM_POINTS, and v.

◆ GPU_batch_create_ex()

Batch * GPU_batch_create_ex	(	GPUPrimType	primitive_type,
		blender::gpu::VertBuf *	vertex_buf,
		blender::gpu::IndexBuf *	index_buf,
		eGPUBatchFlag	owns_flag )

Allocate a #blender::gpu::Batch with a cleared state. The returned #blender::gpu::Batch needs to be passed to GPU_batch_init before being usable. Creates a #blender::gpu::Batch with explicit buffer ownership.

Definition at line 51 of file gpu_batch.cc.

References batch, GPU_batch_calloc(), and GPU_batch_init_ex().

Referenced by batch_screen_edges_get(), batch_sphere_wire(), blf_batch_draw_init(), blender::draw::calc_final_indices(), circle_draw_rgb(), blender::ed::greasepencil::image_render::draw_grease_pencil_stroke(), draw_line_bounds(), draw_line_loop(), draw_line_pairs(), blender::render::hydra::DrawTexture::DrawTexture(), blender::draw::drw_volume_selection_surface_cb(), blender::draw::drw_volume_wireframe_cb(), GPU_batch_preset_quad(), gpu_batch_sphere(), GPU_batch_tris_from_poly_2d_encoded(), GPU_batch_unit_cube(), GPU_batch_wire_from_poly_2d_encoded(), blender::gpu::tests::gpu_shader_lib_test(), gpu_viewport_batch_create(), immBeginBatch(), knifetool_draw(), blender::draw::lattice_batch_cache_create_overlay_batches(), blender::ed::space_node::nodelink_batch_init(), blender::ed::space_node::nodesocket_batch_init(), blender::draw::particle_batch_cache_ensure_procedural_indices(), blender::ed::vse::SeqQuadsBatch::SeqQuadsBatch(), blender::draw::overlay::ShapeCache::ShapeCache(), stitch_draw_vbo(), blender::gpu::tests::test_framebuffer_multi_viewport(), blender::gpu::tests::test_framebuffer_subpass_input(), ui_batch_roundbox_shadow_get(), ui_batch_roundbox_widget_get(), blender::gpu::tests::ShaderSpecializationConst::validate(), blender::gpu::tests::vertex_buffer_fetch_mode(), waveform_draw_one(), waveform_draw_rgb(), wm_gizmo_geometryinfo_draw(), and wm_xr_controller_model_batch_create().

◆ GPU_batch_discard()

void GPU_batch_discard ( Batch * batch )

Definition at line 119 of file gpu_batch.cc.

References batch, and GPU_batch_clear().

◆ GPU_batch_draw()

void GPU_batch_draw ( Batch * batch )

Definition at line 422 of file gpu_batch.cc.

References batch, BLI_assert, GPU_batch_draw_advanced(), GPU_shader_bind(), polyline_draw_workaround(), and blender::gpu::unwrap().

◆ GPU_batch_draw_advanced()

void GPU_batch_draw_advanced	(	Batch *	batch,
		int	vertex_first,
		int	vertex_count,
		int	instance_first,
		int	instance_count )

Definition at line 457 of file gpu_batch.cc.

References blender::gpu::Context::assert_framebuffer_shader_compatibility(), batch, BLI_assert, blender::gpu::Context::get(), and min_ii().

Referenced by GPU_batch_draw(), GPU_batch_draw_instance_range(), GPU_batch_draw_range(), and polyline_draw_workaround().

◆ GPU_batch_draw_expanded_parameter_get()

blender::IndexRange GPU_batch_draw_expanded_parameter_get	(	GPUPrimType	input_prim_type,
		GPUPrimType	output_prim_type,
		int	vertex_count,
		int	vertex_first,
		int	output_primitive_cout )