diff options
author | chai <chaifix@163.com> | 2019-01-12 21:48:33 +0800 |
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committer | chai <chaifix@163.com> | 2019-01-12 21:48:33 +0800 |
commit | 8b00d67febf133e89f6a0bfabc41feed555dc4a9 (patch) | |
tree | fe48ef17c250afa40c2588300fcdb5920dba6951 /src/libjin/graphics/je_shapes.cpp | |
parent | a907c39756ef6b368d06643afa491c49a9044a8e (diff) |
*去掉文件前缀je_
Diffstat (limited to 'src/libjin/graphics/je_shapes.cpp')
-rw-r--r-- | src/libjin/graphics/je_shapes.cpp | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/src/libjin/graphics/je_shapes.cpp b/src/libjin/graphics/je_shapes.cpp deleted file mode 100644 index 493e173..0000000 --- a/src/libjin/graphics/je_shapes.cpp +++ /dev/null @@ -1,148 +0,0 @@ -#include "../core/je_configuration.h" -#if defined(jin_graphics) - -#include <string> - -#include "../math/je_matrix.h" -#include "../math/je_constant.h" - -#include "shaders/je_shader.h" -#include "je_shapes.h" - -using namespace JinEngine::Graphics::Shaders; - -namespace JinEngine -{ - namespace Graphics - { - - using namespace Math; - - void point(int x, int y) - { - float verts[] = { x + 0.5f , y + 0.5f }; - - Matrix modelMatrix = gl.getModelViewMatrix(); - - Shader* shader = gl.getShader(); - shader->begin() - .uploadVertices(2, GL_FLOAT, 0, verts) - .sendMatrix4(SHADER_MODELVIEW_MATRIX, &modelMatrix) - .sendMatrix4(SHADER_PROJECTION_MATRIX, &gl.getProjectionMatrix()); - - gl.drawArrays(GL_POINTS, 0, 1); - - shader->end(); - } - - void points(int n, GLshort* p) - { - Matrix modelMatrix = gl.getModelViewMatrix(); - - Shader* shader = gl.getShader(); - shader->begin() - .uploadVertices(2, GL_SHORT, 0, p) - .sendMatrix4(SHADER_MODELVIEW_MATRIX, &modelMatrix) - .sendMatrix4(SHADER_PROJECTION_MATRIX, &gl.getProjectionMatrix()); - - gl.drawArrays(GL_POINTS, 0, n); - - shader->end(); - } - - void line(int x1, int y1, int x2, int y2) - { - float verts[] = { - x1 + 0.5f, y1 + 0.5f, - x2 + 0.5f, y2 + 0.5f - }; - - Matrix modelMatrix = gl.getModelViewMatrix(); - - Shader* shader = gl.getShader(); - shader->begin() - .uploadVertices(2, GL_FLOAT, 0, verts) - .sendMatrix4(SHADER_MODELVIEW_MATRIX, &modelMatrix) - .sendMatrix4(SHADER_PROJECTION_MATRIX, &gl.getProjectionMatrix()); - - gl.drawArrays(GL_LINES, 0, 2); - - shader->end(); - } - - void circle(RenderMode mode, int x, int y, int r) - { - r = r < 0 ? 0 : r; - - int points = 40; - float two_pi = static_cast<float>(PI * 2); - if (points <= 0) points = 1; - float angle_shift = (two_pi / points); - float phi = .0f; - - float *coords = new float[2 * (points + 1)]; - for (int i = 0; i < points; ++i, phi += angle_shift) - { - coords[2 * i] = x + r * cos(phi); - coords[2 * i + 1] = y + r * sin(phi); - } - - coords[2 * points] = coords[0]; - coords[2 * points + 1] = coords[1]; - - polygon(mode, coords, points); - - delete[] coords; - } - - void rect(RenderMode mode, int x, int y, int w, int h) - { - float coords[] = { x + 0.5f, y + 0.5f, x + w + 0.5f, y + 0.5f, x + w + 0.5f, y + h + 0.5f, x + 0.5f, y + h + 0.5f }; - polygon(mode, coords, 4); - } - - void triangle(RenderMode mode, int x1, int y1, int x2, int y2, int x3, int y3) - { - float coords[] = { x1 + 0.5f, y1 + 0.5f, x2 + 0.5f, y2 + 0.5f, x3 + 0.5f, y3 + 0.5f }; - polygon(mode, coords, 3); - } - - void polygon_line(float* p, int count) - { - Shader* shader = gl.getShader(); - Matrix modelMatrix = gl.getModelViewMatrix(); - shader->begin() - .sendMatrix4(SHADER_MODELVIEW_MATRIX, &modelMatrix) - .sendMatrix4(SHADER_PROJECTION_MATRIX, &gl.getProjectionMatrix()) - .uploadVertices(2, GL_FLOAT, 0, p); - - gl.drawArrays(GL_LINE_LOOP, 0, count); - - shader->end(); - } - - void polygon(RenderMode mode, float* p, int count) - { - if (mode == LINE) - { - polygon_line(p, count); - } - else if (mode == FILL) - { - Shader* shader = gl.getShader(); - Matrix modelMatrix = gl.getModelViewMatrix(); - shader->begin() - .sendMatrix4(SHADER_MODELVIEW_MATRIX, &modelMatrix) - .sendMatrix4(SHADER_PROJECTION_MATRIX, &gl.getProjectionMatrix()) - .uploadVertices(2, GL_FLOAT, 0, p); - - gl.drawArrays(GL_POLYGON, 0, count); - - shader->end(); - } - } - - } // namespace Graphics -} // namespace JinEngine - -#endif // defined(jin_graphics)
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