NITC=../../../../bin/nitc
NITLS=../../../../bin/nitls
+all: bin/standalone_triangle bin/triangle bin/triangle.apk
+
bin/standalone_triangle: $(shell ${NITLS} -M src/standalone_triangle.nit linux) ${NITC}
${NITC} src/standalone_triangle.nit -m linux -o $@
+
+bin/triangle: $(shell ${NITLS} -M src/portable_triangle.nit linux) ${NITC}
+ ${NITC} src/portable_triangle.nit -m linux -o $@
+
+check: bin/standalone_triangle bin/triangle
+ bin/standalone_triangle
+ bin/triangle
+
+android: bin/triangle.apk
+bin/triangle.apk: $(shell ${NITLS} -M src/portable_triangle.nit android) ${NITC} res/drawable-hdpi/icon.png
+ ${NITC} src/portable_triangle.nit -m android -o $@
+
+res/drawable-hdpi/icon.png: art/icon.svg
+ ../../../../contrib/inkscape_tools/bin/svg_to_icons --out res --android art/icon.svg
--- /dev/null
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+ xmlns:dc="http://purl.org/dc/elements/1.1/"
+ xmlns:cc="http://creativecommons.org/ns#"
+ xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+ xmlns:svg="http://www.w3.org/2000/svg"
+ xmlns="http://www.w3.org/2000/svg"
+ xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+ xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+ width="512"
+ height="512"
+ id="svg2"
+ version="1.1"
+ inkscape:version="0.48.5 r10040"
+ sodipodi:docname="New document 1">
+ <defs
+ id="defs4" />
+ <sodipodi:namedview
+ id="base"
+ pagecolor="#ffffff"
+ bordercolor="#666666"
+ borderopacity="1.0"
+ inkscape:pageopacity="0.0"
+ inkscape:pageshadow="2"
+ inkscape:zoom="0.98994949"
+ inkscape:cx="292.54393"
+ inkscape:cy="311.81525"
+ inkscape:document-units="px"
+ inkscape:current-layer="layer1"
+ showgrid="false"
+ inkscape:window-width="1279"
+ inkscape:window-height="1379"
+ inkscape:window-x="3840"
+ inkscape:window-y="27"
+ inkscape:window-maximized="0" />
+ <metadata
+ id="metadata7">
+ <rdf:RDF>
+ <cc:Work
+ rdf:about="">
+ <dc:format>image/svg+xml</dc:format>
+ <dc:type
+ rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+ <dc:title></dc:title>
+ </cc:Work>
+ </rdf:RDF>
+ </metadata>
+ <g
+ inkscape:label="Layer 1"
+ inkscape:groupmode="layer"
+ id="layer1"
+ transform="translate(0,-540.36218)">
+ <rect
+ style="fill:#ab00cf;fill-opacity:1;stroke:none"
+ id="rect2985"
+ width="512"
+ height="512"
+ x="0"
+ y="540.36218"
+ ry="69.507881"
+ rx="69.507881" />
+ <path
+ sodipodi:type="star"
+ style="fill:#ff001b;fill-opacity:1;stroke:none"
+ id="path3755"
+ sodipodi:sides="3"
+ sodipodi:cx="22.857143"
+ sodipodi:cy="-299.06638"
+ sodipodi:r1="235.13782"
+ sodipodi:r2="118.85303"
+ sodipodi:arg1="-1.5707963"
+ sodipodi:arg2="-0.52359875"
+ inkscape:flatsided="false"
+ inkscape:rounded="0"
+ inkscape:randomized="0"
+ d="m 22.85715,-534.20419 102.92974,175.7113 100.70557,176.99543 -203.63532,1.28411 -203.63532,-1.28412 100.705584,-176.99542 z"
+ inkscape:transform-center-y="-22.453664"
+ transform="translate(232.85714,1144.2857)" />
+ </g>
+</svg>
--- /dev/null
+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Portable example of using Gamnit with custom calls to OpenGL ES 2.0
+#
+# References:
+# * The book OpenGL ES 2.0 Programming Guide
+# * https://code.google.com/p/opengles-book-samples/source/browse/trunk/LinuxX11/Chapter_2/Hello_Triangle/Hello_Triangle.c
+module portable_triangle is
+ app_name "gamnit Triangle"
+ app_namespace "org.nitlanguage.triangle"
+ app_version(1, 0, git_revision)
+end
+
+import gamnit
+
+redef class App
+
+ # Our only program for the graphic card
+ var program: GLProgram is noautoinit
+
+ # The only vertex sharder
+ var vertex_shader: GLVertexShader is noautoinit
+
+ # The only fragment sharder
+ var fragment_shader: GLFragmentShader is noautoinit
+
+ # Vertex data for the triangle
+ var vertex_array: VertexArray is noautoinit
+
+ redef fun on_create
+ do
+ super
+
+ var display = display
+ assert display != null
+
+ print "Width: {display.width}"
+ print "Height: {display.height}"
+
+ assert_no_gl_error
+ assert gl.shader_compiler else print "Cannot compile shaders"
+
+ # GL program
+ program = new GLProgram
+ if not program.is_ok then
+ print "Program is not ok: {gl.error.to_s}\nLog:"
+ print program.info_log
+ abort
+ end
+ assert_no_gl_error
+
+ # Vertex shader
+ vertex_shader = new GLVertexShader
+ assert vertex_shader.is_ok else print "Vertex shader is not ok: {gl.error}"
+ vertex_shader.source = """
+ attribute vec4 vPosition;
+ void main()
+ {
+ gl_Position = vPosition;
+ }
+ """@glsl_vertex_shader.to_cstring
+ vertex_shader.compile
+ assert vertex_shader.is_compiled else print "Vertex shader compilation failed with: {vertex_shader.info_log} {program.info_log}"
+ assert_no_gl_error
+
+ # Fragment shader
+ fragment_shader = new GLFragmentShader
+ assert fragment_shader.is_ok else print "Fragment shader is not ok: {gl.error}"
+ fragment_shader.source = """
+ precision mediump float;
+ void main()
+ {
+ gl_FragColor = vec4(1.0, 0.0, 0.0, 1.0);
+ }
+ """@glsl_fragment_shader.to_cstring
+ fragment_shader.compile
+ assert fragment_shader.is_compiled else print "Fragment shader compilation failed with: {fragment_shader.info_log}"
+ assert_no_gl_error
+
+ # Attach to program
+ program.attach_shader vertex_shader
+ program.attach_shader fragment_shader
+ program.bind_attrib_location(0, "vPosition")
+ program.link
+ assert program.is_linked else print "Linking failed: {program.info_log}"
+ assert_no_gl_error
+
+ # Draw!
+ var vertices = [0.0, 0.5, 0.0, -0.5, -0.5, 0.0, 0.5, -0.5, 0.0]
+ vertex_array = new VertexArray(0, 3, vertices)
+ vertex_array.attrib_pointer
+ end
+
+ redef fun frame_core
+ do
+ var display = display
+ if display != null then
+ gl.clear_color(0.5, 0.0, 0.5, 1.0)
+
+ assert_no_gl_error
+ gl.viewport(0, 0, display.width, display.height)
+ gl.clear((new GLBuffer).color)
+ program.use
+ vertex_array.enable
+
+ glDrawArrays(new GLDrawMode.triangles, 0, 3)
+
+ display.flip
+ end
+ end
+
+ redef fun on_stop
+ do
+ # Clean up
+ program.delete
+ vertex_shader.delete
+ fragment_shader.delete
+
+ # Close gamnit
+ var display = display
+ if display != null then display.close
+ end
+end
+
+if "NIT_TESTING".environ == "true" then exit(0)
+super
nitlanguage / nit.git / commitdiff
