forked from mirrors/qmk_firmware
42 lines
1.9 KiB
C
42 lines
1.9 KiB
C
// Copyright 2022 Nick Brassel (@tzarc)
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "qp_internal.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Quantum Painter RGB565 surface configurables (add to your keyboard's config.h)
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#ifndef RGB565_SURFACE_NUM_DEVICES
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/**
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* @def This controls the maximum number of surface devices that Quantum Painter can use at any one time.
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* Increasing this number allows for multiple framebuffers to be used. Each requires its own RAM allocation.
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*/
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# define RGB565_SURFACE_NUM_DEVICES 1
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#endif
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////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Forward declarations
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#ifdef QUANTUM_PAINTER_RGB565_SURFACE_ENABLE
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/**
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* Factory method for an RGB565 surface (aka framebuffer).
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*
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* @param panel_width[in] the width of the display panel
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* @param panel_height[in] the height of the display panel
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* @param buffer[in] pointer to a preallocated buffer of size `(sizeof(uint16_t) * panel_width * panel_height)`
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* @return the device handle used with all drawing routines in Quantum Painter
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*/
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painter_device_t qp_rgb565_make_surface(uint16_t panel_width, uint16_t panel_height, void *buffer);
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/**
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* Helper method to draw the dirty contents of the framebuffer to the target device.
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*
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* After successful completion, the dirty area is reset.
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*
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* @param surface[in] the surface to copy from
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* @param display[in] the display to copy into
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* @param x[in] the x-location of the original position of the framebuffer
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* @param y[in] the y-location of the original position of the framebuffer
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* @return whether the draw operation completed successfully
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*/
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bool qp_rgb565_surface_draw(painter_device_t surface, painter_device_t display, uint16_t x, uint16_t y);
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#endif // QUANTUM_PAINTER_RGB565_SURFACE_ENABLE
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