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#pragma once
#include <gfx/sizes.h>
#include <math/vec3.h>
#include <stdbool.h>
#include <stddef.h>
typedef struct Geometry Geometry;
typedef struct GfxCore GfxCore;
typedef struct IBL IBL;
typedef struct LLR LLR;
typedef struct Material Material;
typedef struct ShaderProgram ShaderProgram;
typedef struct Texture Texture;
/// Immediate mode renderer.
///
/// Currently, the immediate mode renderer can only draw up to a maximum number
/// of primitives per frame. It does not adjust this number dynamically. Keeps
/// things simple while the extra complexity is not needed.
/// TODO: Flush the buffer when it reaches its maximum size to remove this
/// constraint.
typedef struct ImmRenderer {
GfxCore* gfxcore;
LLR* llr;
ShaderProgram* shader; // Immediate-mode shader program for primitives.
Geometry* triangles;
size_t num_triangle_verts; // Number of triangle verts this frame.
// TODO: wireframe rendering.
struct {
bool wireframe : 1;
} flags;
vec3 triangle_verts[GFX_IMM_MAX_NUM_TRIANGLES * 3];
} ImmRenderer;
/// Create a new immediate mode renderer.
bool gfx_imm_make(ImmRenderer*, GfxCore*, LLR*);
/// Destroy the immediate mode renderer.
void gfx_imm_destroy(ImmRenderer*);
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