do not overwrite ubo buffers being used

This commit is contained in:
Ivan 'provod' Avdeev 2022-06-25 11:13:56 -07:00 committed by Ivan Avdeev
parent f8ea93656f
commit c299ac9ccd
3 changed files with 125 additions and 77 deletions

View File

@ -125,3 +125,32 @@ void R_DEBuffer_Flip(r_debuffer_t* debuf) {
debuf->frame_dynamic_offset[1] = ALO_ALLOC_FAILED;
}
void R_FlippingBuffer_Init(r_flipping_buffer_t *flibuf, uint32_t size) {
aloRingInit(&flibuf->ring, size);
R_FlippingBuffer_Clear(flibuf);
}
void R_FlippingBuffer_Clear(r_flipping_buffer_t *flibuf) {
aloRingInit(&flibuf->ring, flibuf->ring.size);
flibuf->frame_offsets[0] = flibuf->frame_offsets[1] = ALO_ALLOC_FAILED;
}
uint32_t R_FlippingBuffer_Alloc(r_flipping_buffer_t* flibuf, uint32_t size, uint32_t align) {
const uint32_t offset = aloRingAlloc(&flibuf->ring, size, align);
if (offset == ALO_ALLOC_FAILED)
return ALO_ALLOC_FAILED;
if (flibuf->frame_offsets[1] == ALO_ALLOC_FAILED)
flibuf->frame_offsets[1] = offset;
return offset;
}
void R_FlippingBuffer_Flip(r_flipping_buffer_t* flibuf) {
if (flibuf->frame_offsets[0] != ALO_ALLOC_FAILED)
aloRingFree(&flibuf->ring, flibuf->frame_offsets[0]);
flibuf->frame_offsets[0] = flibuf->frame_offsets[1];
flibuf->frame_offsets[1] = ALO_ALLOC_FAILED;
}

View File

@ -61,3 +61,14 @@ typedef enum {
void R_DEBuffer_Init(r_debuffer_t *debuf, uint32_t static_size, uint32_t dynamic_size);
uint32_t R_DEBuffer_Alloc(r_debuffer_t* debuf, r_lifetime_t lifetime, uint32_t size, uint32_t align);
void R_DEBuffer_Flip(r_debuffer_t* debuf);
typedef struct {
alo_ring_t ring;
uint32_t frame_offsets[2];
} r_flipping_buffer_t;
void R_FlippingBuffer_Init(r_flipping_buffer_t *flibuf, uint32_t size);
void R_FlippingBuffer_Clear(r_flipping_buffer_t *flibuf);
uint32_t R_FlippingBuffer_Alloc(r_flipping_buffer_t* flibuf, uint32_t size, uint32_t align);
void R_FlippingBuffer_Flip(r_flipping_buffer_t* flibuf);

View File

@ -25,7 +25,7 @@
#define MAX_BUFFER_INDICES_STATIC (MAX_BUFFER_VERTICES_STATIC * 3)
#define GEOMETRY_BUFFER_STATIC_SIZE ALIGN_UP(MAX_BUFFER_VERTICES_STATIC * sizeof(vk_vertex_t) + MAX_BUFFER_INDICES_STATIC * sizeof(uint16_t), sizeof(vk_vertex_t))
#define MAX_BUFFER_VERTICES_DYNAMIC (128 * 1024)
#define MAX_BUFFER_VERTICES_DYNAMIC (128 * 1024 * 2)
#define MAX_BUFFER_INDICES_DYNAMIC (MAX_BUFFER_VERTICES_DYNAMIC * 3)
#define GEOMETRY_BUFFER_DYNAMIC_SIZE ALIGN_UP(MAX_BUFFER_VERTICES_DYNAMIC * sizeof(vk_vertex_t) + MAX_BUFFER_INDICES_DYNAMIC * sizeof(uint16_t), sizeof(vk_vertex_t))
@ -239,11 +239,57 @@ typedef struct {
} light[MAX_DLIGHTS];
} vk_ubo_lights_t;
qboolean VK_RenderInit( void ) {
uint32_t uniform_unit_size;
#define MAX_DRAW_COMMANDS 8192 // TODO estimate
#define MAX_DEBUG_NAME_LENGTH 32
typedef struct render_draw_s {
int lightmap, texture;
int render_mode;
uint32_t element_count;
uint32_t index_offset, vertex_offset;
/* TODO this should be a separate thing? */ struct { float r, g, b; } emissive;
} render_draw_t;
enum draw_command_type_e {
DrawLabelBegin,
DrawLabelEnd,
DrawDraw
};
typedef struct {
enum draw_command_type_e type;
union {
char debug_label[MAX_DEBUG_NAME_LENGTH];
struct {
render_draw_t draw;
uint32_t ubo_offset;
matrix3x4 transform;
} draw;
};
} draw_command_t;
static struct {
int uniform_data_set_mask;
uniform_data_t current_uniform_data;
uniform_data_t dirty_uniform_data;
r_flipping_buffer_t uniform_alloc;
uint32_t current_ubo_offset_FIXME;
draw_command_t draw_commands[MAX_DRAW_COMMANDS];
int num_draw_commands;
matrix4x4 model, view, projection;
qboolean current_frame_is_ray_traced;
} g_render_state;
qboolean VK_RenderInit( void ) {
g_render.ubo_align = Q_max(4, vk_core.physical_device.properties.limits.minUniformBufferOffsetAlignment);
uniform_unit_size = ((sizeof(uniform_data_t) + g_render.ubo_align - 1) / g_render.ubo_align) * g_render.ubo_align;
const uint32_t uniform_unit_size = ((sizeof(uniform_data_t) + g_render.ubo_align - 1) / g_render.ubo_align) * g_render.ubo_align;
const uint32_t uniform_buffer_size = uniform_unit_size * MAX_UNIFORM_SLOTS;
R_FlippingBuffer_Init(&g_render_state.uniform_alloc, uniform_buffer_size);
// TODO device memory and friends (e.g. handle mobile memory ...)
@ -252,7 +298,7 @@ qboolean VK_RenderInit( void ) {
(vk_core.rtx ? VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT : 0))) // TODO staging buffer?
return false;
if (!VK_BufferCreate("render uniform_buffer", &g_render.uniform_buffer, uniform_unit_size * MAX_UNIFORM_SLOTS,
if (!VK_BufferCreate("render uniform_buffer", &g_render.uniform_buffer, uniform_buffer_size,
VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT | (vk_core.rtx ? VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT : 0))) // TODO staging buffer?
return false;
@ -315,9 +361,9 @@ qboolean R_GeometryBufferAllocAndLock( r_geometry_buffer_lock_t *lock, int verte
const uint32_t alloc_offset = aloRingAlloc(ring, total_size, sizeof(vk_vertex_t));
const uint32_t offset = alloc_offset + ((lifetime == LifetimeSingleFrame) ? GEOMETRY_BUFFER_STATIC_SIZE : 0);
if (alloc_offset == ALO_ALLOC_FAILED) {
gEngine.Con_Printf(S_ERROR "Cannot allocate %s geometry buffer for %d vertices (%d bytes) and %d indices (%d bytes)\n",
lifetime == LifetimeSingleFrame ? "dynamic" : "static",
vertex_count, vertices_size, index_count, indices_size);
/* gEngine.Con_Printf(S_ERROR "Cannot allocate %s geometry buffer for %d vertices (%d bytes) and %d indices (%d bytes)\n", */
/* lifetime == LifetimeSingleFrame ? "dynamic" : "static", */
/* vertex_count, vertices_size, index_count, indices_size); */
return false;
}
@ -382,51 +428,6 @@ void XVK_RenderBufferPrintStats( void ) {
g_geom.static_ring.head / 1024, g_geom.static_ring.size / 1024);
}
#define MAX_DRAW_COMMANDS 8192 // TODO estimate
#define MAX_DEBUG_NAME_LENGTH 32
typedef struct render_draw_s {
int lightmap, texture;
int render_mode;
uint32_t element_count;
uint32_t index_offset, vertex_offset;
/* TODO this should be a separate thing? */ struct { float r, g, b; } emissive;
} render_draw_t;
enum draw_command_type_e {
DrawLabelBegin,
DrawLabelEnd,
DrawDraw
};
typedef struct {
enum draw_command_type_e type;
union {
char debug_label[MAX_DEBUG_NAME_LENGTH];
struct {
render_draw_t draw;
uint32_t ubo_offset;
matrix3x4 transform;
} draw;
};
} draw_command_t;
static struct {
int uniform_data_set_mask;
uniform_data_t current_uniform_data;
uniform_data_t dirty_uniform_data;
uint32_t current_ubo_offset;
uint32_t uniform_free_offset;
draw_command_t draw_commands[MAX_DRAW_COMMANDS];
int num_draw_commands;
matrix4x4 model, view, projection;
qboolean current_frame_is_ray_traced;
} g_render_state;
enum {
UNIFORM_UNSET = 0,
UNIFORM_SET_COLOR = 1,
@ -438,12 +439,11 @@ enum {
};
void VK_RenderBegin( qboolean ray_tracing ) {
g_render_state.uniform_free_offset = 0; // FIXME multiple frames in flight
g_render_state.uniform_data_set_mask = UNIFORM_UNSET;
g_render_state.current_ubo_offset = UINT32_MAX;
g_render_state.current_ubo_offset_FIXME = UINT32_MAX;
memset(&g_render_state.current_uniform_data, 0, sizeof(g_render_state.current_uniform_data));
memset(&g_render_state.dirty_uniform_data, 0, sizeof(g_render_state.dirty_uniform_data));
R_FlippingBuffer_Flip(&g_render_state.uniform_alloc);
g_render_state.num_draw_commands = 0;
g_render_state.current_frame_is_ray_traced = ray_tracing;
@ -514,11 +514,7 @@ void VK_RenderStateSetMatrixModel( const matrix4x4 model )
static uint32_t allocUniform( uint32_t size, uint32_t alignment ) {
// FIXME Q_max is not correct, we need NAIMENSCHEEE OBSCHEEE KRATNOE
const uint32_t align = Q_max(alignment, g_render.ubo_align);
const uint32_t offset = (((g_render_state.uniform_free_offset + align - 1) / align) * align);
if (offset + size > g_render.uniform_buffer.size)
return UINT32_MAX;
g_render_state.uniform_free_offset = offset + size;
const uint32_t offset = R_FlippingBuffer_Alloc(&g_render_state.uniform_alloc, size, align);
return offset;
}
@ -542,6 +538,27 @@ static void drawCmdPushDebugLabelEnd( void ) {
}
}
// FIXME get rid of this garbage
static uint32_t getUboOffset_FIXME( void ) {
// Figure out whether we need to update UBO data, and upload new data if we do
// TODO generally it's not safe to do memcmp for structures comparison
if (g_render_state.current_ubo_offset_FIXME == UINT32_MAX
|| ((g_render_state.uniform_data_set_mask & UNIFORM_UPLOADED) == 0)
|| memcmp(&g_render_state.current_uniform_data, &g_render_state.dirty_uniform_data, sizeof(g_render_state.current_uniform_data)) != 0) {
g_render_state.current_ubo_offset_FIXME = allocUniform(sizeof(uniform_data_t), 16 /* why 16? vec4? */);
if (g_render_state.current_ubo_offset_FIXME == ALO_ALLOC_FAILED)
return UINT32_MAX;
uniform_data_t *const ubo = (uniform_data_t*)((byte*)g_render.uniform_buffer.mapped + g_render_state.current_ubo_offset_FIXME);
memcpy(&g_render_state.current_uniform_data, &g_render_state.dirty_uniform_data, sizeof(g_render_state.dirty_uniform_data));
memcpy(ubo, &g_render_state.current_uniform_data, sizeof(*ubo));
g_render_state.uniform_data_set_mask |= UNIFORM_UPLOADED;
}
return g_render_state.current_ubo_offset_FIXME;
}
static void drawCmdPushDraw( const render_draw_t *draw )
{
draw_command_t *draw_command;
@ -561,26 +578,16 @@ static void drawCmdPushDraw( const render_draw_t *draw )
return;
}
// Figure out whether we need to update UBO data, and upload new data if we do
// TODO generally it's not safe to do memcmp for structures comparison
if (g_render_state.current_ubo_offset == UINT32_MAX || ((g_render_state.uniform_data_set_mask & UNIFORM_UPLOADED) == 0)
|| memcmp(&g_render_state.current_uniform_data, &g_render_state.dirty_uniform_data, sizeof(g_render_state.current_uniform_data)) != 0) {
uniform_data_t *ubo;
g_render_state.current_ubo_offset = allocUniform( sizeof(uniform_data_t), 16 );
if (g_render_state.current_ubo_offset == UINT32_MAX) {
gEngine.Con_Printf( S_ERROR "Ran out of uniform slots\n" );
return;
}
ubo = (uniform_data_t*)((byte*)g_render.uniform_buffer.mapped + g_render_state.current_ubo_offset);
memcpy(&g_render_state.current_uniform_data, &g_render_state.dirty_uniform_data, sizeof(g_render_state.dirty_uniform_data));
memcpy(ubo, &g_render_state.current_uniform_data, sizeof(*ubo));
g_render_state.uniform_data_set_mask |= UNIFORM_UPLOADED;
const uint32_t ubo_offset = getUboOffset_FIXME();
if (ubo_offset == ALO_ALLOC_FAILED) {
// TODO stagger this
gEngine.Con_Printf( S_ERROR "Ran out of uniform slots\n" );
return;
}
draw_command = drawCmdAlloc();
draw_command->draw.draw = *draw;
draw_command->draw.ubo_offset = g_render_state.current_ubo_offset;
draw_command->draw.ubo_offset = ubo_offset;
draw_command->type = DrawDraw;
Matrix3x4_Copy(draw_command->draw.transform, g_render_state.model);
}
@ -658,6 +665,7 @@ void VK_RenderEnd( VkCommandBuffer cmdbuf )
ASSERT(!g_render_state.current_frame_is_ray_traced);
{
const VkDeviceSize offset = 0;
vkCmdBindVertexBuffers(cmdbuf, 0, 1, &g_geom.buffer.buffer, &offset);