mirror of https://github.com/mpv-player/mpv
56 lines
2.5 KiB
C
56 lines
2.5 KiB
C
#pragma once
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#include "common/global.h"
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#include "video/out/gpu/context.h"
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#include "common.h"
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extern const int mpgl_preferred_gl_versions[];
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// Returns whether or not a candidate GL version should be accepted or not
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// (based on the --opengl opts). Implementations may call this before
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// ra_gl_ctx_init if they wish to probe for multiple possible GL versions.
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bool ra_gl_ctx_test_version(struct ra_ctx *ctx, int version, bool es);
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// These are a set of helpers for ra_ctx providers based on ra_gl.
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// The init function also initializes ctx->ra and ctx->swapchain, so the user
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// doesn't have to do this manually. (Similarly, the uninit function will
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// clean them up)
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struct ra_gl_ctx_params {
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// Set to the platform-specific function to swap buffers, like
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// glXSwapBuffers, eglSwapBuffers etc. This will be called by
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// ra_gl_ctx_swap_buffers. Required unless you either never call that
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// function or if you override it yourself.
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void (*swap_buffers)(struct ra_ctx *ctx);
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// See ra_swapchain_fns.get_vsync.
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void (*get_vsync)(struct ra_ctx *ctx, struct vo_vsync_info *info);
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// Set to false if the implementation follows normal GL semantics, which is
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// upside down. Set to true if it does *not*, i.e. if rendering is right
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// side up
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bool flipped;
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// If this is set to non-NULL, then the ra_gl_ctx will consider the GL
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// implementation to be using an external swapchain, which disables the
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// software simulation of --swapchain-depth. Any functions defined by this
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// ra_swapchain_fns structs will entirely replace the equivalent ra_gl_ctx
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// functions in the resulting ra_swapchain.
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const struct ra_swapchain_fns *external_swapchain;
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};
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void ra_gl_ctx_uninit(struct ra_ctx *ctx);
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bool ra_gl_ctx_init(struct ra_ctx *ctx, GL *gl, struct ra_gl_ctx_params params);
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// Call this any time the window size or main framebuffer changes
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void ra_gl_ctx_resize(struct ra_swapchain *sw, int w, int h, int fbo);
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// These functions are normally set in the ra_swapchain->fns, but if an
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// implementation has a need to override this fns struct with custom functions
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// for whatever reason, these can be used to inherit the original behavior.
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int ra_gl_ctx_color_depth(struct ra_swapchain *sw);
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struct mp_image *ra_gl_ctx_screenshot(struct ra_swapchain *sw);
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bool ra_gl_ctx_start_frame(struct ra_swapchain *sw, struct ra_fbo *out_fbo);
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bool ra_gl_ctx_submit_frame(struct ra_swapchain *sw, const struct vo_frame *frame);
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void ra_gl_ctx_swap_buffers(struct ra_swapchain *sw);
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