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#pragma once
#include "common/msg.h"
#include "common/common.h"
#include "context.h"
enum glsl_shader {
GLSL_SHADER_VERTEX,
GLSL_SHADER_FRAGMENT,
GLSL_SHADER_COMPUTE,
};
#define SPIRV_NAME_MAX_LEN 32
struct spirv_compiler {
char name[SPIRV_NAME_MAX_LEN];
const struct spirv_compiler_fns *fns;
struct mp_log *log;
void *priv;
const char *required_ext; // or NULL
int glsl_version; // GLSL version supported
int compiler_version; // for cache invalidation, may be left as 0
int ra_caps; // RA_CAP_* provided by this implementation, if any
};
struct spirv_compiler_fns {
// Compile GLSL to SPIR-V, under GL_KHR_vulkan_glsl semantics.
bool (*compile_glsl)(struct spirv_compiler *spirv, void *tactx,
enum glsl_shader type, const char *glsl,
struct bstr *out_spirv);
// Called by spirv_compiler_init / ra_ctx_destroy. These don't need to
// allocate/free ctx->spirv, that is done by the caller
bool (*init)(struct ra_ctx *ctx);
void (*uninit)(struct ra_ctx *ctx); // optional
};
// Initializes ctx->spirv to a valid SPIR-V compiler, or returns false on
// failure. Cleanup will be handled by ra_ctx_destroy.
bool spirv_compiler_init(struct ra_ctx *ctx);
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