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Adjust buffer export for Kope
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@RobDangerous
RobDangerous committed Sep 4, 2024
1 parent 1813db6 commit 3fec283
Showing 1 changed file with 53 additions and 29 deletions.
82 changes: 53 additions & 29 deletions Sources/integrations/kope.c
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Original file line number Diff line number Diff line change
Expand Up @@ -50,7 +50,7 @@ static const char *structure_type(type_id type) {
return "UNKNOWN";
}

static uint32_t structure_size(type_id type) {
static uint32_t base_type_size(type_id type) {
if (type == float_id) {
return 4;
}
Expand All @@ -63,11 +63,24 @@ static uint32_t structure_size(type_id type) {
if (type == float4_id) {
return 4 * 4;
}
if (type == float4x4_id) {
return 4 * 4 * 4;
}

debug_context context = {0};
error(context, "Unknown type for vertex structure");
error(context, "Unknown type for structure");
return 1;
}

static uint32_t struct_size(type_id id) {
uint32_t size = 0;
type *t = get_type(id);
for (size_t member_index = 0; member_index < t->members.size; ++member_index) {
size += base_type_size(t->members.m[member_index].type.type);
}
return size;
}

static const char *convert_compare_mode(int mode) {
switch (mode) {
case 0:
Expand Down Expand Up @@ -285,16 +298,16 @@ void kope_export(char *directory, api_kind api) {
}
fprintf(output, "} %s;\n\n", name);

fprintf(output, "typedef struct %s_buffer {\n", name);
fprintf(output, "\tkinc_g4_constant_buffer buffer;\n");
fprintf(output, "\t%s *data;\n", name);
fprintf(output, "} %s_buffer;\n\n", name);
// fprintf(output, "typedef struct %s_buffer {\n", name);
// fprintf(output, "\tkkope_g5_buffer buffer;\n");
// fprintf(output, "\t%s *data;\n", name);
// fprintf(output, "} %s_buffer;\n\n", name);

fprintf(output, "void %s_buffer_init(%s_buffer *buffer);\n", name, name);
fprintf(output, "void %s_buffer_destroy(%s_buffer *buffer);\n", name, name);
fprintf(output, "%s *%s_buffer_lock(%s_buffer *buffer);\n", name, name, name);
fprintf(output, "void %s_buffer_unlock(%s_buffer *buffer);\n", name, name);
fprintf(output, "void %s_buffer_set(%s_buffer *buffer);\n\n", name, name);
fprintf(output, "void %s_buffer_create(kope_g5_device *device, kope_g5_buffer *buffer);\n", name);
fprintf(output, "void %s_buffer_destroy(kope_g5_buffer *buffer);\n", name);
fprintf(output, "%s *%s_buffer_lock(kope_g5_buffer *buffer);\n", name, name);
fprintf(output, "void %s_buffer_unlock(kope_g5_buffer *buffer);\n", name);
// fprintf(output, "void %s_buffer_set(kope_g5_buffer *buffer);\n\n", name);
}
}

Expand Down Expand Up @@ -445,37 +458,48 @@ void kope_export(char *directory, api_kind api) {
strcat(type_name, "_type");
}

fprintf(output, "\nvoid %s_buffer_init(%s_buffer *buffer) {\n", type_name, type_name);
fprintf(output, "\tbuffer->data = NULL;\n");
fprintf(output, "\tkinc_g4_constant_buffer_init(&buffer->buffer, sizeof(%s));\n", type_name);
fprintf(output, "\nvoid %s_buffer_create(kope_g5_device *device, kope_g5_buffer *buffer) {\n", type_name);
fprintf(output, "\tkope_g5_buffer_parameters parameters;\n");
fprintf(output, "\tparameters.size = %i;\n", struct_size(g->type));
fprintf(output, "\tparameters.usage_flags = KOPE_G5_BUFFER_USAGE_CPU_WRITE;\n");
fprintf(output, "\tkope_g5_device_create_buffer(device, &parameters, buffer);\n");
fprintf(output, "}\n\n");

fprintf(output, "void %s_buffer_destroy(%s_buffer *buffer) {\n", type_name, type_name);
fprintf(output, "\tbuffer->data = NULL;\n");
fprintf(output, "\tkinc_g4_constant_buffer_destroy(&buffer->buffer);\n");
fprintf(output, "void %s_buffer_destroy(kope_g5_buffer *buffer) {\n", type_name);
fprintf(output, "\tkope_g5_buffer_destroy(buffer);\n");
fprintf(output, "}\n\n");

fprintf(output, "%s *%s_buffer_lock(%s_buffer *buffer) {\n", type_name, type_name, type_name);
fprintf(output, "\tbuffer->data = (%s *)kinc_g4_constant_buffer_lock_all(&buffer->buffer);\n", type_name);
fprintf(output, "\treturn buffer->data;\n");
fprintf(output, "%s *%s_buffer_lock(kope_g5_buffer *buffer) {\n", type_name, type_name);
fprintf(output, "\treturn (%s *)kope_g5_buffer_lock(buffer);\n", type_name);
fprintf(output, "}\n\n");

fprintf(output, "void %s_buffer_unlock(%s_buffer *buffer) {\n", type_name, type_name);
fprintf(output, "void %s_buffer_unlock(kope_g5_buffer *buffer) {\n", type_name);
if (api != API_OPENGL) {
// transpose matrices
bool has_matrices = false;
for (size_t j = 0; j < t->members.size; ++j) {
if (t->members.m[j].type.type == float4x4_id) {
fprintf(output, "\tkinc_matrix4x4_transpose(&buffer->data->%s);\n", get_name(t->members.m[j].name));
has_matrices = true;
break;
}
}

if (has_matrices) {
fprintf(output, "\t%s *data = (%s *)kope_g5_buffer_lock(buffer);\n", type_name, type_name);
// transpose matrices
for (size_t j = 0; j < t->members.size; ++j) {
if (t->members.m[j].type.type == float4x4_id) {
fprintf(output, "\tkinc_matrix4x4_transpose(&data->%s);\n", get_name(t->members.m[j].name));
}
}
fprintf(output, "\tkope_g5_buffer_unlock(buffer);\n");
}
}
fprintf(output, "\tbuffer->data = NULL;\n");
fprintf(output, "\tkinc_g4_constant_buffer_unlock_all(&buffer->buffer);\n");
fprintf(output, "\tkope_g5_buffer_unlock(buffer);\n");
fprintf(output, "}\n\n");

fprintf(output, "void %s_buffer_set(%s_buffer *buffer) {\n", type_name, type_name);
fprintf(output, "\tkinc_g4_set_constant_buffer(%i, &buffer->buffer);\n", global_register_indices[i]);
fprintf(output, "}\n\n");
// fprintf(output, "void %s_buffer_set(%s_buffer *buffer) {\n", type_name, type_name);
// fprintf(output, "\tkinc_g4_set_constant_buffer(%i, &buffer->buffer);\n", global_register_indices[i]);
// fprintf(output, "}\n\n");
}
}

Expand Down Expand Up @@ -655,7 +679,7 @@ void kope_export(char *directory, api_kind api) {
get_name(t->name), j, j);
}

offset += structure_size(vertex_type->members.m[j].type.type);
offset += base_type_size(vertex_type->members.m[j].type.type);
}
fprintf(output, "\t%s_parameters.vertex.buffers[0].attributes_count = %" PRIu64 ";\n", get_name(t->name),
vertex_type->members.size);
Expand Down

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