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finish the most basic rendering pipeline

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This commit is contained in:
Gregory Wells
2025-08-19 16:31:19 -04:00
parent 50d8a669b3
commit 7f6ec430de
9 changed files with 113 additions and 23 deletions
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8
projects/apis/opengl/src/buffer/opengl_buffer.c
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@@ -14,14 +14,16 @@ gnReturnCode openglCreateBuffer(gnBufferHandle buffer, gnDevice device, gnBuffer
glCreateBuffers(1, &buffer->buffer->id);
buffer->buffer->type = gnBufferTypeToGLEnum(info.type);
buffer->buffer->usage = (info.usage == GN_DYNAMIC_DRAW) ? GL_DYNAMIC_DRAW : GL_STATIC_DRAW;
glNamedBufferData(buffer->buffer->id, info.size, NULL, buffer->buffer->usage);
glNamedBufferStorage(buffer->buffer->id, info.size, NULL, GL_DYNAMIC_STORAGE_BIT | GL_MAP_READ_BIT | GL_MAP_WRITE_BIT | GL_MAP_COHERENT_BIT | GL_MAP_PERSISTENT_BIT);
return GN_SUCCESS;
}
void openglBufferData(gnBufferHandle buffer, size_t dataSize, void* data) {
glNamedBufferData(buffer->buffer->id, dataSize, data, buffer->buffer->usage);
openglBufferSubData(buffer, 0, dataSize, data);
}
#include "stdio.h"
void openglBufferSubData(gnBufferHandle buffer, size_t offset, size_t dataSize, gnBufferMemory data) {
glNamedBufferSubData(buffer->buffer->id, offset, dataSize, data);
glBindBuffer(buffer->buffer->type, buffer->buffer->id);
glBufferSubData(buffer->buffer->type, 0, dataSize, data);
}
void* openglMapBuffer(gnBufferHandle buffer) {
return glMapNamedBuffer(buffer->buffer->id, GL_READ_WRITE);