openMSX
V9990PixelRenderer.hh
Go to the documentation of this file.
1#ifndef V9990PIXELRENDERER_HH
2#define V9990PIXELRENDERER_HH
3
4#include "V9990Renderer.hh"
5#include "Observer.hh"
6#include "RenderSettings.hh"
7#include "openmsx.hh"
8#include <memory>
9
10namespace openmsx {
11
12class V9990;
13class V9990Rasterizer;
14class Setting;
15class EventDistributor;
16class RealTime;
17class VideoSourceSetting;
18
25 , private Observer<Setting>
26{
27public:
28 explicit V9990PixelRenderer(V9990& vdp);
29 ~V9990PixelRenderer() override;
30
31 // V9990Renderer interface:
32 [[nodiscard]] PostProcessor* getPostProcessor() const override;
33 void reset(EmuTime::param time) override;
34 void frameStart(EmuTime::param time) override;
35 void frameEnd(EmuTime::param time) override;
36 void updateDisplayEnabled(bool enabled, EmuTime::param time) override;
37 void setDisplayMode(V9990DisplayMode mode, EmuTime::param time) override;
38 void setColorMode(V9990ColorMode mode, EmuTime::param time) override;
39 void updatePalette(int index, byte r, byte g, byte b, bool ys,
40 EmuTime::param time) override;
41 void updateSuperimposing(bool enabled, EmuTime::param time) override;
42 void updateBackgroundColor(int index, EmuTime::param time) override;
43 void updateScrollAX(EmuTime::param time) override;
44 void updateScrollBX(EmuTime::param time) override;
45 void updateScrollAYLow(EmuTime::param time) override;
46 void updateScrollBYLow(EmuTime::param time) override;
47
48private:
49 void sync(EmuTime::param time, bool force = false);
50 void renderUntil(EmuTime::param time) override;
51
54 enum DrawType {
55 DRAW_BORDER,
56 DRAW_DISPLAY
57 };
58
61 void draw(int fromX, int fromY, int toX, int toY, DrawType type);
62
66 void subdivide(int fromX, int fromY, int toX, int toY,
67 int clipL, int clipR, DrawType drawType);
68
69 // Observer<Setting>
70 void update(const Setting& setting) noexcept override;
71
72private:
75 V9990& vdp;
76
77 EventDistributor& eventDistributor;
78 RealTime& realTime;
79
82 RenderSettings& renderSettings;
83 VideoSourceSetting& videoSourceSetting;
84
87 const std::unique_ptr<V9990Rasterizer> rasterizer;
88
91 float finishFrameDuration{0.0f};
92 int frameSkipCounter{999}; // force drawing of frame;
93
97
101 int lastY;
102
106 int lastX;
107
117 int verticalOffsetA;
118 int verticalOffsetB;
119
124 bool displayEnabled;
125
128 bool drawFrame{false}; // don't draw before frameStart is called
129 bool prevDrawFrame{false};
130};
131
132} // namespace openmsx
133
134#endif
BaseSetting * setting
Definition: Interpreter.cc:28
int g
Generic Gang-of-Four Observer class, templatized edition.
Definition: Observer.hh:10
Abstract base class for post processors.
Class containing all settings for renderers.
Accuracy
Render accuracy: granularity of the rendered area.
Generic pixel based renderer for the V9990.
void updateScrollBX(EmuTime::param time) override
void updatePalette(int index, byte r, byte g, byte b, bool ys, EmuTime::param time) override
Set a palette entry.
void setDisplayMode(V9990DisplayMode mode, EmuTime::param time) override
Set screen mode.
void updateScrollAYLow(EmuTime::param time) override
void reset(EmuTime::param time) override
Re-initialise the V9990Renderer's state.
void updateScrollAX(EmuTime::param time) override
Set scroll register.
void updateSuperimposing(bool enabled, EmuTime::param time) override
Change superimpose status.
PostProcessor * getPostProcessor() const override
See V9990::getPostProcessor.
void updateScrollBYLow(EmuTime::param time) override
void frameEnd(EmuTime::param time) override
Signal the end of the current frame.
void updateBackgroundColor(int index, EmuTime::param time) override
Set background color.
void updateDisplayEnabled(bool enabled, EmuTime::param time) override
Informs the renderer of a VDP display enabled change.
void frameStart(EmuTime::param time) override
Signal the start of a new frame.
void setColorMode(V9990ColorMode mode, EmuTime::param time) override
Set color mode.
Abstract base class for V9990 renderers.
Implementation of the Yamaha V9990 VDP as used in the GFX9000 cartridge by Sunrise.
Definition: V9990.hh:35
This file implemented 3 utility functions:
Definition: Autofire.cc:9