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Support all the line types in a somewhat decent way

This commit is contained in:
Jaby 2023-05-28 10:36:24 +02:00
parent 29728da2ee
commit bb124e29a0
5 changed files with 93 additions and 49 deletions
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2
examples/PoolBox/application/Makefile
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@ -7,7 +7,7 @@ include $(JABY_ENGINE_DIR)/lib/Wildcard.mk
SRCS = $(call rwildcard, src, c cpp)
INCLUDES += -I$(JABY_ENGINE_DIR)/include
#CCFLAGS += -save-temps=obj
CCFLAGS += -save-temps=obj
include $(JABY_ENGINE_DIR)/lib/Makefile
include $(JABY_ENGINE_DIR)/lib/PSEXETarget.mk

17
examples/PoolBox/application/src/main.cpp
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@ -87,17 +87,26 @@ static constexpr const auto rectangle5 = JabyEngine::GPU::POLY_GT4(
JabyEngine::GPU::Color24::White()}
).set_semi_transparent(true);
static constexpr const auto line1 = JabyEngine::GPU::LINE_F::create(LineColor, {
static constexpr const auto line1 = JabyEngine::GPU::LINE_F::create(LineColor,
{0, 0},
{JabyEngine::GPU::Display::Width, JabyEngine::GPU::Display::Height}
});
);
static constexpr const auto line2 = JabyEngine::GPU::LINE_F::create(LineColor.invert(),
JabyEngine::GPU::Vertex(0, 0),
JabyEngine::GPU::Vertex(16, 0),
JabyEngine::GPU::Vertex(16, 16),
JabyEngine::GPU::Vertex(0, 0)
);
static constexpr const auto line3 = JabyEngine::GPU::LINE_G::create(
{LineColor, {JabyEngine::GPU::Display::Width, 0}},
{LineColor.invert(), {0, JabyEngine::GPU::Display::Height}}
);
static constexpr const auto line4 = JabyEngine::GPU::LINE_G::create(
JabyEngine::GPU::ColorVertex{JabyEngine::GPU::Color24::Red(), {0, 0}},
JabyEngine::GPU::ColorVertex{JabyEngine::GPU::Color24::Green(), {0, 16}},
JabyEngine::GPU::ColorVertex{JabyEngine::GPU::Color24::Blue(), {16, 16}},
JabyEngine::GPU::ColorVertex{JabyEngine::GPU::Color24::White(), {0, 0}}
);
static void load_assets() {
static const JabyEngine::CDFile Assets[] = {
@ -145,6 +154,8 @@ void main() {
JabyEngine::GPU::render(line1);
JabyEngine::GPU::render(line2);
JabyEngine::GPU::render(line3);
JabyEngine::GPU::render(line4);
JabyEngine::GPU::swap_buffers_vsync(2);
}

104
include/PSX/GPU/Primitives/primitive_line_types.hpp
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@ -20,75 +20,103 @@ namespace JabyEngine {
struct LineCodeInterface {
typedef ::JabyEngine::GPU::internal::LineCode Code;
constexpr T& set_poly_line(bool set = true) {
if(set) {
static_cast<T*>(this)->code.set(Code::PolyLine);
}
else {
static_cast<T*>(this)->code.set(Code::SingleLine);
}
return *static_cast<T*>(this);
}
constexpr T& set_semi_transparent(bool set = true) {
if(set) {
static_cast<T*>(this)->code.set(Code::SemiTransparent);
static_cast<T*>(this)->head.code.set(Code::SemiTransparent);
}
else {
static_cast<T*>(this)->code.set(Code::NonTransparent);
static_cast<T*>(this)->head.code.set(Code::NonTransparent);
}
return *static_cast<T*>(this);
}
};
struct LineHead : public LineCodeInterface<LineHead> {
Color24 color;
Code code;
};
union LineUnion {
LineHead head;
Vertex vertex;
struct LineHead {
Color24 color;
LineCode code;
static constexpr LineUnion create_head(const Color24& color, const LineCode& code, bool is_poly) {
return LineUnion{.head = LineHead{.color = color, .code = code}.set_poly_line(is_poly)};
static constexpr LineHead create(const Color24& color, const LineCode& code, bool is_poly) {
return LineHead{.color = color, .code = code}.set_poly_line(is_poly);
}
static constexpr LineUnion create_vertex(const Vertex& vertex) {
return LineUnion{.vertex = {vertex.x, vertex.y}};
}
constexpr LineHead& set_poly_line(bool set = true) {
if(set) {
this->code.set(LineCode::PolyLine);
}
static constexpr LineUnion create_terminate() {
return LineUnion{.vertex = {static_cast<short>(0x5000), static_cast<short>(0x5000)}};
else {
this->code.set(LineCode::SingleLine);
}
return *this;
}
};
template<size_t N>
struct Line {
LineUnion data[N];
struct Termination {
Vertex value;
static constexpr Termination create() {
return {.value = {static_cast<short>(0x5000), static_cast<short>(0x5000)}};
}
};
template<typename Body>
struct SingleLine : public LineCodeInterface<SingleLine<Body>> {
LineHead head;
Vertex start_point;
Body end_point;
};
template<typename Body, size_t N>
struct MultiLine : public LineCodeInterface<MultiLine<Body, N>> {
LineHead head;
Vertex start_point;
Body points[N];
Termination end;
};
}
struct LINE_F {
typedef ::JabyEngine::GPU::internal::LineCode Code;
typedef ::JabyEngine::GPU::internal::LineUnion LineUnion;
typedef internal::LineCode Code;
static constexpr auto IdentityCode = Code().set(Code::FlatShading).set(Code::SingleLine).set(Code::NonTransparent);
static constexpr internal::Line<3> create(const Color24& color, const Vertex (&vertices)[2]) {
return internal::Line<3>{LineUnion::create_head(color, IdentityCode, false), LineUnion::create_vertex(vertices[0]), LineUnion::create_vertex(vertices[1])};
static constexpr internal::SingleLine<Vertex> create(const Color24& color, const Vertex& start_point, const Vertex& end_point) {
using namespace internal;
return {.head = LineHead::create(color, IdentityCode, false), .start_point = start_point, .end_point = end_point};
}
template<typename...ARGS>
static constexpr internal::Line<sizeof...(ARGS) + 2> create(const Color24& color, const ARGS&...args) {
return internal::Line<sizeof...(ARGS) + 2>{LineUnion::create_head(color, IdentityCode, true), LineUnion::create_vertex(args)..., LineUnion::create_terminate()};
static constexpr internal::MultiLine<Vertex, sizeof...(ARGS)> create(const Color24& color, const Vertex& start_point, const ARGS&...rest) {
using namespace internal;
return {.head = LineHead::create(color, IdentityCode, true), .start_point = start_point, .points = {rest...}, .end = Termination::create()};
}
};
struct LINE_G {
typedef LINE_F::Code Code;
static constexpr auto IdentityCode = Code(LINE_F::IdentityCode).set(Code::GouraudShading);
static constexpr internal::SingleLine<ColorVertex> create(const ColorVertex& start_point, const ColorVertex& end_point) {
using namespace internal;
return {.head = LineHead::create(start_point.color, IdentityCode, false), .start_point = start_point.position, .end_point = end_point};
}
template<typename...ARGS>
static constexpr internal::MultiLine<ColorVertex, sizeof...(ARGS)> create(const ColorVertex& start_point, const ARGS&...rest) {
using namespace internal;
return {.head = LineHead::create(start_point.color, IdentityCode, true), .start_point = start_point.position, .points = {rest...}, .end = Termination::create()};
}
};
namespace internal {
template<size_t N>
struct is_render_primitive<Line<N>> {
template<typename T>
struct is_render_primitive<SingleLine<T>> {
static constexpr bool value = true;
};
template<typename T, size_t N>
struct is_render_primitive<MultiLine<T, N>> {
static constexpr bool value = true;
};
}

9
include/PSX/GPU/Primitives/primitive_poly_types.hpp
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@ -101,10 +101,6 @@ namespace JabyEngine {
};
struct POLY_G3 : public internal::PolyCodeInterface<POLY_G3> {
struct VertexEx {
Vertex position;
Color24 color;
};
static constexpr auto IdentityCode = Code(POLY_F3::IdentityCode).set(Code::GouraudShading);
Color24 color0; // a
@ -122,7 +118,7 @@ namespace JabyEngine {
{verticies[0], color[0]},
{verticies[1], color[1]},
{verticies[2], color[2]}}) {}
constexpr POLY_G3(const VertexEx (&verticies_ex)[3]) :
constexpr POLY_G3(const VertexColor (&verticies_ex)[3]) :
color0(verticies_ex[0].color), code(IdentityCode), vertex0(verticies_ex[0].position),
color1(verticies_ex[1].color), pad1(0), vertex1(verticies_ex[1].position),
color2(verticies_ex[2].color), pad2(0), vertex2(verticies_ex[2].position) {}
@ -234,7 +230,6 @@ namespace JabyEngine {
};
struct POLY_G4 : public internal::PolyCodeInterface<POLY_G4> {
typedef POLY_G3::VertexEx VertexEx;
static constexpr auto IdentityCode = Code(POLY_G3::IdentityCode).set(Code::QuadVertics);
Color24 color0; // a
@ -257,7 +252,7 @@ namespace JabyEngine {
{verticies[2], color[2]},
{verticies[3], color[3]}
}) {}
constexpr POLY_G4(const VertexEx (&verticies_ex)[4]) :
constexpr POLY_G4(const VertexColor (&verticies_ex)[4]) :
color0(verticies_ex[0].color), code(IdentityCode), vertex0(verticies_ex[0].position),
color1(verticies_ex[1].color), pad1(0), vertex1(verticies_ex[1].position),
color2(verticies_ex[2].color), pad2(0), vertex2(verticies_ex[2].position),

10
include/PSX/GPU/gpu_types.hpp
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@ -168,6 +168,16 @@ namespace JabyEngine {
// Type used for primitives
typedef PositionI16 Vertex;
struct VertexColor {
Vertex position;
Color24 color;
};
struct ColorVertex {
Color24 color;
alignas(2) Vertex position;
};
}
}
#endif //!__JABYENGINE_GPU_TYPES_HPP__