47 lines
1.9 KiB
C++
47 lines
1.9 KiB
C++
#pragma once
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#include <PSX/GPU/gpu_primitives.hpp>
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#include <PSX/GPU/gpu.hpp>
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#include <PSX/GTE/gte.hpp>
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#include <stdio.hpp>
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namespace GTETest {
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using namespace JabyEngine;
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struct GTE_Sprite {
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GPU::AreaI16 area;
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GPU::PositionI16 pivot;
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deg_t angle;
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gte_float scale;
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GPU::POLY_FT4::Linked display;
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static constexpr GTE_Sprite create(const GPU::POLY_FT4::Linked& base) {
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const auto rect_size = base->get_rect_size();
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return GTE_Sprite{
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.area = GPU::AreaI16::create(base->get_rect_pos(), rect_size),
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.pivot = GPU::PositionI16::create(rect_size.width/2, rect_size.height/2),
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.angle = 0.0_deg,
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.scale = 1.0_gf,
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.display = base
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};
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}
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void apply(const GTE::MATRIX& gbl_matrix = GTE::MATRIX::identity()) {
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const auto matrix =
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GTE::MATRIX::translated(-this->pivot.x, -this->pivot.y, 0)
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.rotate(0.0_deg, 0.0_deg, this->angle)
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.scale(this->scale, this->scale)
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.translate(this->area.position.x + this->pivot.x, this->area.position.y + this->pivot.y, 0)
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.comp(gbl_matrix);
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this->display->vertex0 = matrix.apply_to(GPU::Vertex::create(0, 0));
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this->display->vertex1 = matrix.apply_to(GPU::Vertex::create(this->area.size.width, 0));
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this->display->vertex2 = matrix.apply_to(GPU::Vertex::create(0, this->area.size.height));
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this->display->vertex3 = matrix.apply_to(GPU::Vertex::create(this->area.size.width, this->area.size.height));
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}
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void render() {
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GPU::render(this->display);
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}
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};
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} |